One Sophia / The Collective At One Sophia

2029
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About One Sophia / The Collective At One Sophia

One Sophia / The Collective At One Sophia Highlights

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The Collective at One Sophia sold 35 residential units (10% of the 367 units available) during its private launch on November 6. The public sales will begin in January 2025.

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All unit types were sold during private launch, with the bulk of the sales for studio and 2-bedroom units, averaging at S$2,750 psf.

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Covering a 7,118 sqm plot, the mixed-use development also includes a 13-storey commercial tower named One Sophia, which 30% of its 79 strata offices were sold during the launch in October 2024.

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Key Property Details

Project Name

One Sophia / The Collective At One Sophia

Address

1B Sophia Road, Singapore 229509
Go to location widgetView on map

Nearest MRT

Bencoolen MRT · 4 min walk

Completion year

2029

Tenure

99 YEARS

Launch Date

6 Nov 2024

Project Size

Medium (367 units)

Number of Units

367

Bedrooms

1, 2, 3

District

D09

Neighbourhood

Rochor

Blocks

2

Floors

19

Property type

Condo Apartment

Developer

CEL Development, Sing-Haiyi Crystal and Ultra Infinity

Buildings in One Sophia / The Collective At One Sophia

  • 1A Sophia Road229508
  • 1B Sophia Road229509

Facilities for One Sophia / The Collective At One Sophia

  • BBQ

    BBQ

  • Clubhouse

    Clubhouse

  • Gym

    Gym

  • Parking

    Parking

  • Playground

    Playground

  • Swimming Pool

    Swimming Pool

  • Wading Pool

    Wading Pool

Showflat Address

empty state showflat

Visit Showflat with our specialists

Agent photopremium agent crown

Jackson B.

PROPNEX REALTY PTE. LTD. CEA: R059742F | L3008022J

Available Units

2
Blocks
292
Units available
20%
SOLD
Blocks:
Beds:
1ABlock
21
22
23
24
25
26
27
28
29
30

Official developer brochure for One Sophia / The Collective At One Sophia

One Sophia / The Collective At One Sophia

The Collective at One Sophia sold 35 residential units (10% of the 367 units available) during its private launch on November 6. The public sales will begin in January 2025.

One Sophia / The Collective At One Sophia

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Floor Plans

One Sophia / The Collective At One Sophia has a total of 367 units, from 1 Bed - 1 Bath to 1 Bed - -1 Bath units. There are 65 types of floor plan from 431 sqft to 3,283 sqft

Total floor plans

65 Types

Bedroom type

1, 2, 3

Floor plans for One Sophia / The Collective At One Sophia

All

1

2

3

Unit mix of One Sophia / The Collective At One Sophia

Bedroom type

Price range (indicative)

Psf range (indicative)

Area range

No. of units

Floor plans

1 room

-

-

40 - 304 sqm 431 - 3,283 sqft

175

22 floorplans

2 room

-

-

60 - 70 sqm 646 - 764 sqft

158

10 floorplans

3 room

-

-

95 - 116 sqm 1,023 - 1,249 sqft

34

5 floorplans

Data is sourced from URA, the official developer brochure, and the 99.co database

Site Plans

One Sophia / The Collective At One Sophia has 22 stacks, 2 blocks and up to 19 storeys.

Total blocks

2 Blocks

Total units

367 Units

Site plans and elevation charts for One Sophia / The Collective At One Sophia

One Sophia / The Collective At One Sophia Condo Site Plan in Rochor by CEL Development, Sing-Haiyi Crystal and Ultra Infinity - Photo 0

Site Map

Pricing & Transaction History

Sales & developer's selling prices

1 bedroom
From S$ 1.54M
From 2,940 psf
2 bedroom
From S$ 2.23M
From 2,920 psf
3 bedroom
From S$ 3.59M
From 2,918 psf

Transaction history for One Sophia / The Collective At One Sophia

88 sale transactions

All

Studio

1 BR

2 BR

3 BR

4 BR

5+ BR

Date sold
Block
Unit
Beds
PSF
Area (sqft)
Price sold
04/2026
1B
#14-xx
1 BR
S$ 2,796
452
S$ 1.264M
03/2026
1B
#19-xx
1 BR
S$ 2,852
452
S$ 1.289M
03/2026
1B
#10-xx
1 BR
S$ 2,759
452
S$ 1.247M
03/2026
1B
#18-xx
1 BR
S$ 2,872
431
S$ 1.238M
02/2026
1A
#18-xx
2 BR
S$ 2,997
764
S$ 2.290M
01/2026
1B
#0x-xx
1 BR
S$ 2,816
484
S$ 1.363M
12/2025
1B
#0x-xx
2 BR
S$ 2,767
764
S$ 2.114M
12/2025
1A
#0x-xx
2 BR
S$ 2,825
764
S$ 2.158M
11/2025
1B
#0x-xx
3 BR
S$ 2,827
1,023
S$ 2.892M
11/2025
1B
#0x-xx
1 BR
S$ 2,732
452
S$ 1.235M
10/2025
1B
#0x-xx
1 BR
S$ 2,816
484
S$ 1.363M
10/2025
1B
#1x-xx
1 BR
S$ 2,808
452
S$ 1.269M
10/2025
1B
#0x-xx
1 BR
S$ 2,715
452
S$ 1.227M
09/2025
1B
#0x-xx
1 BR
S$ 2,715
452
S$ 1.227M
09/2025
1B
#1x-xx
1 BR
S$ 2,850
452
S$ 1.288M
08/2025
1B
#1x-xx
1 BR
S$ 2,768
452
S$ 1.251M
08/2025
1B
#1x-xx
1 BR
S$ 2,805
452
S$ 1.268M
08/2025
1B
#1x-xx
1 BR
S$ 2,827
452
S$ 1.278M
07/2025
1B
#1x-xx
2 BR
S$ 2,826
667
S$ 1.885M
05/2025
1B
#1x-xx
1 BR
S$ 2,838
452
S$ 1.283M

Source: URA, Realis and 99.co

Payment structure & financing options

Sale price

S$

S$ 4,158

/month

Principal
S$ 2,283
Interest
S$ 1,875

Downpayment (25%)

S$ 375k

Loan amount (75%)

S$ 1.13m

Tenure (yrs)

5

35

Loan (%)

10

75

Interest (%)

0

5

Developer discount

Developer Discounts & Incentives

Exclusive pricing for One Sophia / The Collective At One Sophia's most prestigious address.

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One Sophia / The Collective At One Sophia's Progressive payment scheme

How your payments unfold - From booking to TOP, choose an example amount to see progressive payment amounts.

Milestone% of purchase priceTypical timing
Booking Fee (Optional)5Day 0S$50K
Sales & purchase signed15Week 2-3S$150K
Foundation completed106 moS$100K
Reinforced concrete works1012 moS$100K
Bricks walls / partition518 moS$50K
Roof / wiring & plaster524 moS$50K
Carparks, roads & drainage530 moS$50K
TOP (Key collection)2536 moS$250K
CSC (Legal completion)1548 moS$150K

Location

Location of One Sophia / The Collective At One Sophia

One Sophia / The Collective At One Sophia is located at 1A Sophia Road in District 09. The nearest MRT station to One Sophia / The Collective At One Sophia is Bencoolen MRT.

Taxi

Public Transport

Driving

Add locations your travel to frequently to calculate travel time

Changi Airport

1 Transfer

49 mins

S$ 1.79

Raffles Place

1 Transfer

14 mins

S$ 0.78

Orchard Road

1 Transfer

15 mins

S$ 0.78

Amenities nearby One Sophia / The Collective At One Sophia

Schools

Distance

AiMS Learning International

1 min (19 m)

Inoue School of Language & Art Private Limited

1 min (21 m)

Asterie Tuition Centre

1 min (46 m)

MRT Stations

Distance

Bencoolen

5 mins (311 m)

Bras Basah

7 mins (443 m)

Rochor

7 mins (461 m)

Supermarkets

Distance

Bashamo Vacleaner Pte Ltd

2 mins (143 m)

Sun Cheer Enterprise

3 mins (217 m)

Yugveer Janral Store

4 mins (259 m)

Parks

Distance

Sincere Gifts Flora

3 mins (213 m)

Ridvan Garden Mount Emily

5 mins (307 m)

Handy Road Open Space

5 mins (316 m)

Nearby condo project comparison

Project
Tenure
TOP
MRT Distance
Price range (Sale)
Avg. Price (Sale)
Price range (Rent)
Avg. Price (Rent)
Rental Yield
One Sophia / The Collective At One Sophia99 yrs2029
DT 21
Walk Icon4 mins (314m)
Bencoolen MRT
2,694.69 - 2,997.38 psf2,788.91 psf---
River Modern99 yrs2030
TE 15
Walk Icon3 mins (164m)
Great World MRT
2,700 - 3,711.28 psf3,391.34 psf---
Aurea99 yrs2030
CC 5
Walk Icon6 mins (408m)
Nicoll Highway MRT
2,587.41 - 3,559.72 psf2,823.21 psf--1.7%
River Green99 yrs2030
TE 15
Walk Icon1 mins (19m)
Great World MRT
3,228.57 - 3,602.06 psf3,511.94 psf---
The Robertson Opus999 yrs2029
DT 20
Walk Icon4 mins (305m)
Fort Canning MRT
3,113.64 - 3,549.13 psf3,292.21 psf---
Orchard SophiaFreehold2027
CC 1NE 6NS 24
Walk Icon6 mins (470m)
Dhoby Ghaut MRT
2,685.79 - 2,822.93 psf2,764.32 psf---
Sanctuary @ NewtonFreehold2025
DT 11NS 21
Walk Icon6 mins (464m)
Newton MRT
2,511.85 - 3,431.28 psf2,883.84 psf---
Promenade Peak99 yrs-
TE 16
Walk Icon2 mins (153m)
Havelock MRT
2,613.75 - 3,432.09 psf3,059.95 psf---

About One Sophia / The Collective At One Sophia

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One Sophia, also known as The Collective of One Sophia, is a highly anticipated 99-year leasehold condominium in District 09, Singapore, located at the former Peace Centre and Peace Mansion. Developed by CEL Development, Sing-Haiyi Crystal, and Ultra Infinity, this mixed-use project was secured in a $650 million collective sale, featuring a land rate of $1,426 psf ppr. The project will house 367 luxury residential units, blending urban sophistication with a self-contained living experience. Situated at 1 Sophia Road, One Sophia offers unparalleled accessibility, seamlessly connecting residents to Singapore’s vibrant city centre while providing the privacy and prestige of an exclusive address.

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One Sophia stands as a modern landmark, merging convenience and luxury for discerning residents and investors. Positioned strategically in District 09, it promises a rich, dynamic lifestyle with nearby amenities and transport options, making it ideal for those seeking refined urban living. This project represents more than just a home — it is a thoughtfully crafted space that caters to the modern individual’s desire for connectivity, exclusivity, and a harmonious living environment in one of Singapore’s most sought-after areas.

One Sophia Unit Mix

  • Studio (431-452 sqft) - 68 units
  • 1BR Suite (484-506 sqft) - 66 units
  • 1BR Premium (538 sqft) - 7 units
  • 1BR + Study (549 sqft) - 34 units
  • 2BR Deluxe (646-667 sqft) - 33 units
  • 2BR Deluxe + Study (700 sqft) - 34 units
  • 2BR Premium (764 sqft) - 74 units
  • 2BR Premium + Study (764 sqft) - 17 units
  • 3BR Premium (1,023 sqft) - 17 units
  • 3BR Luxury (1,227-1,249 sqft) - 17 units

Transportation and Connectivity

Dhoby Ghaut MRT Station entrance 

Conveniently located in the middle of six MRT stations, residents of One Sophia condo may have the option of a 6-minute walk to Dhoby Ghaut MRT station if they need to access the Circle Line, North-South Line or the North East Line. Bras Basah MRT station is also a 6-minute walk away. Other nearby options include Little India MRT, Rochor MRT, Bencoolen MRT and Bugis MRT, all of which are on the Downtown Line. The Bugis MRT is also on the East-West line. 

The Central Expressway (CTE) is the closest highway for drivers and it has easy access to the rest of Singapore. Bras Basah Street and Bukit Timah Road (one of the longest roads in Singapore) are also readily available for motorists who need to get out to other neighbourhoods and heartland areas in Singapore.

Regardless of where you’re headed to, be it to the North, South, East or West, living in an extremely convenient central location of Singapore with multiple public transport networks, you’ll be able to reach the farthest destinations within a short period of time.

Lifestyle Amenities near One Sophia / The Collective At One Sophia

Staying next to an abundant choice of restaurants and cafes, ranging from local, Asian, Western, international, and gourmet cuisine, your taste buds will never go a day dissatisfied. These include Twenty Eight Cafe, Cafe Melba at Mount Sophia and Wing Seong Fatty's Restaurant. For residents looking to unwind and spend a night out with friends, they are greeted with an ample choice of bars nearby. 

ION Orchard day time

For the shopaholics, the famous Orchard Road Shopping Belt is one of the best retail havens in Singapore. One Sophia is a short 10-minute drive to retail options such as Plaza Singapura, The Cathay and the many malls along Orchard Road like 313@Somerset, Orchard Central, ION Orchard, Paragon, Ngee Ann City, and more.

Nature lovers can take a stroll at Dhoby Ghaut Green, Mount Emily Park, or perhaps even visit the famous Fort Canning Park. 

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Proximity to Schools

St Joseph's Institution Junior

For parents with young children, some of the noteworthy primary schools within 1-2km radius of the development include:

  • St. Margaret's School (Primary)
  • Anglo-Chinese School (Junior)
  • Farrer Park Primary School
  • River Valley Primary School
  • St. Joseph's Institution Junior

One Sophia’s proximity to these renowned schools will benefit residents, as the balloting exercises are conducted during Primary 1 registration. Moreover, a short drive is all that is needed for students heading to Gan Eng Seng School, Outram Secondary School, Bendemeer Secondary School, Catholic Junior College, and St Andrew’s Junior College. 

Located in a central location, it is also a 10-minute drive to the prestigious schools in the Bukit Timah area, such as Singapore Chinese Girls’ School, St. Joseph’s Institution, Raffles Girls’ Primary, Nanyang Girls’ High and Hwa Chong Institution.

For higher education, students will have plenty of holistic learning options to choose from, as the area hosts various local, international and specialist colleges. LASALLE College of the Arts, OSAC International College, Academies Australasia College, Lee Community College, Amity Global Institute, and Singapore Management University are all within easy reach.

URA Masterplan around One Sophia / The Collective At One Sophia

Rochor Planning Area is Singapore’s budding arts, culture, and education district. The Urban Design guidelines focus on preserving the area’s rich architectural and cultural heritage, while facilitating its development into a renowned education and learning hub.

More homes will be introduced in city locations, according to the URA Master Plan 2019. For example, new housing developments along the Rochor Canal are set to be built, providing easy access to waterfront amenities. Residents can enjoy a stroll towards Kallang Basin and Marina Bay, where they will find diverse recreational and entertainment opportunities.

The Central Area itself stands as Singapore’s dynamic city centre – home to a global business and financial hub, and a vibrant 24/7 lifestyle destination. The area will continue to grow and become even more vibrant, by accommodating a wider diversity of uses and offering more jobs and business opportunities for the future economy. 

More city living options nearer to amenities are planned too, with delightful streets and public spaces that celebrate its rich cultural heritage and green assets.

Developer background

About the Developer of One Sophia / The Collective At One Sophia

CEL Development, Sing-Haiyi Crystal and Ultra Infinity

One Sophia will be jointly developed by CEL Development, Sing-Haiyi Crystal and Ultra Infinity after their successful collective transaction.

CEL Development Pte Ltd is the property investment and development arm of Chip Eng Seng Corporation Ltd, a public listed company in Singapore since 1999. Spearheading the Group’s portfolio in property development, CEL has over the years established itself as one of the industry’s fastest-rising names. With development projects in Singapore, Australia and Vietnam, CEL has established impressive growth in recent years.

Chip Eng Seng Corporation is a multinational conglomerate company with businesses in construction, civil infrastructure, precast technology, property development and investment, hospitality, as well as education. Today, its property development and investment portfolio span shophouses, residential, commercial, industrial and mixed-use development projects. Currently, the Group has a business presence in Singapore, Malaysia, Vietnam, Australia, New Zealand and the Maldives. Its portfolio of residential projects includes Grandeur Park Residences, High Park Residences, Belysa, Grange Infinite, The Suites@Central, Bishan Loft and many others. With such notable projects under their belts, future homeowners of former Peace Centre/Mansion can look forward to a high-quality development.

SingHaiyi Group is a fast-growing, diversified company focused on property development, investment and management services. Apart from an established track record in residential property development, the Group also holds a diversified portfolio of income-generative assets in the commercial and retail sectors, with geographical reach into the US and widening exposure in Asia. Over the years, SingHaiyi has built a solid track record in property development in Singapore with well-designed and quality residential properties such as The Vales and City Suites, both rated “CONQUAS STAR” by the Building and Construction Authority (BCA). The Vales has won three awards at the 2018 PropertyGuru Asia Property Awards (Singapore) — this is an endorsement of the design and quality of SingHaiyi’s projects that inhabitants of former Peace Centre/Mansion can look forward to. SingHaiyi is founded on business excellence and integrity, and endeavours to build a trustworthy and reliable brand for enduring growth and a legacy for generations.

Sing-Haiyi Crystal is a joint venture between SingHaiyi Group and Chip Eng Seng controlling shareholders - Gordon Tang and Celine Tang.

Ultra Infinity is a company equally held by KSH Holdings, SLB Development and Ho Lee Group.

KSH Holdings Limited is a well-established construction, property development and property investment group that was incorporated in 1979 and has been listed on the Mainboard of the SGX-ST since 2007. Its projects have performed well in CONQUAS, a standard assessment system on the quality of building projects. The Group has also jointly acquired properties across the globe including the United Kingdom, Australia, Malaysia and Japan. Demonstrating its commitment to quality developments, KSH has received several BCA Construction Excellence Awards including that for Fullerton Bay Hotel and NUS University Town’s Education Resource Centre in 2013 and Madison Residences in 2014, amongst them.

See more
CEL Development, Sing-Haiyi Crystal and Ultra Infinity

FAQs

General FAQs

Who is the developer of One Sophia / The Collective At One Sophia?

One Sophia / The Collective At One Sophia was developed by CEL Development, Sing-Haiyi Crystal and Ultra Infinity.

When is the TOP for One Sophia / The Collective At One Sophia?

The TOP (Temporary Occupation Permit) for One Sophia / The Collective At One Sophia is 2029.

Where is the showflat for One Sophia / The Collective At One Sophia located?

    The Showflat location is yet to be disclosed.

When is the showflat for One Sophia / The Collective At One Sophia available?

The showflat for One Sophia / The Collective At One Sophia is available for viewing from 1 Nov 2024. Enquire now with 99.co to book a showflat appointment.

What is the address of One Sophia / The Collective At One Sophia?

The address of One Sophia / The Collective At One Sophia is 1B Sophia Road.

What is the tenure for One Sophia / The Collective At One Sophia?

The tenure of One Sophia / The Collective At One Sophia is 99 Years.

How many units are there in One Sophia / The Collective At One Sophia?

One Sophia / The Collective At One Sophia has a total of 367 residential units with numerous bedroom configurations to choose from.

How many blocks does One Sophia / The Collective At One Sophia have?

One Sophia / The Collective At One Sophia has a total of 2 blocks within the development.

What is the postal code of One Sophia / The Collective At One Sophia?

The postal code of One Sophia / The Collective At One Sophia is 229509.

What is the One Sophia / The Collective At One Sophia unit mix?

The unit mix of One Sophia / The Collective At One Sophia can be found in the Unit Mix section above.

Where to get floor plans for One Sophia / The Collective At One Sophia?

You can find the floor plan layouts and unit configurations of One Sophia / The Collective At One Sophia in the Floor Plan section above. 

Where can I find the One Sophia / The Collective At One Sophia site plan?

You can view the site plans and elevation charts for One Sophia / The Collective At One Sophia in the Site Plan section above.

Located FAQs

Which school is located near to One Sophia / The Collective At One Sophia?

Some of the nearest schools from One Sophia / The Collective At One Sophia are AiMS Learning International, Inoue School of Language & Art Private Limited and Asterie Tuition Centre, providing families with quality education close to home.

What is the nearest MRT Station to One Sophia / The Collective At One Sophia?

One Sophia / The Collective At One Sophia is well-served by nearby MRT/LRT stations, such as Bencoolen which is close to the development.

Where are the bus stops near One Sophia / The Collective At One Sophia?

Several bus stops can be found near One Sophia / The Collective At One Sophia, such as Peace Centre, NTUC Income Prinsep House and Opposite Prime Centre which is located close to the development.

What condo facilities are available to residents of One Sophia / The Collective At One Sophia?

Some facilities at One Sophia / The Collective At One Sophia are available, such as BBQ, Clubhouse and Gym, ensuring the lifestyle convenience of every resident. 

Price FAQs

What is the price range of units in One Sophia / The Collective At One Sophia?

The price range of units for sale in One Sophia / The Collective At One Sophia is S$ 1,218,000 ~ S$ 3,597,000. The prices depend on size, location within the development, and the overall demand in the new launch market.

What is the average PSF for One Sophia / The Collective At One Sophia?

The current price per square foot (PSF) at One Sophia / The Collective At One Sophia averages around S$ 2,695 psf ~ S$ 2,997 psf, depending on the unit type, floor, and view.

Investment & Finance FAQs

What is the current Loan-to-Value (LTV) cap for bank-financed private condos?

First-loan buyers can borrow up to 75% of the purchase price/valuation; the remaining 25% is the minimum down-payment.

How much upfront cash/CPF do I need for a S$ 1,218,000 unit?

At a 75% LTV, the down-payment is S$ 304,500 (25%), of which at least S$ 60,900 (5%) must be in cash; the balance can come from CPF OA savings.

What is the Total Debt Servicing Ratio (TDSR) and why does it matter?

Banks will only grant a home loan if your total monthly debt obligations (including the new mortgage) stay within 25% of gross monthly income.

Can I use CPF to pay for the purchase and monthly instalments?

Yes. CPF Ordinary Account savings can be used for (i) part of the 25% down-payment above the mandatory 5% cash, (ii) Buyer/Seller stamp duties, and (iii) monthly mortgage repayments, subject to CPF usage limits that depend on the remaining lease. (No ABSD can be paid via CPF.)

What property-tax rates apply if I rent out my unit?

Non-owner-occupied residential property is taxed on a progressive scale of 12%–36% of Annual Value (AV) from 1 Jan 2026. Owner-occupiers enjoy lower 0%–32% rates.

Property News

Latest New Launch News

About the information on this page

The information on this page contains the latest available details about this development which is a mix of information generated by the 99.co team and facts obtained from official developer sources. This includes, and is not limited to, the official developer brochure, to bring you the most accurate information to help with your choice of condo. 

If any of the information is inaccurate, please contact us and we will amend the details as soon as possible. If you have any queries, compliments, or feedback on how we can learn to serve you better, please also feel free to reach out to us. We’re listening!

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