The Sierra
Listings at The Sierra
Key Property Details
Project Name | The Sierra |
|---|---|
Address | 80 Mount Sinai Drive, Singapore 277125 View on map |
Nearest MRT | Dover MRT · 11 min walk |
TOP date | 1 Jan 1998 |
Tenure | 947 YEARS |
Project Size | Small (60 units) |
Number of Units | 60 |
Bedrooms | 1, 2, 4 |
District | D10 |
Neighbourhood | Bukit Timah |
Blocks | 1 |
Floors | 17 |
Property type | Condo Apartment |
Developer | Kohs Brothers Development Pte Ltd |
Buildings in The Sierra
- 80 Mount Sinai Drive277125
Facilities for The Sierra
BBQ
Gym
Parking
Playground
Sauna
Security
Swimming Pool
Wading Pool
Floor Plans
The Sierra has a total of 60 units, from 1 Bed - 1 Bath to 4 Beds - 5 Bath units. There are 10 types of floor plan from 635 sqft to 3,014 sqft
Total floor plans
10 Types
Bedroom type
1, 2, 4
Floor plans for The Sierra
All
1
2
4
Unit mix of The Sierra
Bedroom type | Price range (indicative) | Psf range (indicative) | Area range | No. of units | Floor plans |
|---|---|---|---|---|---|
1 room | - | - | 58 - 61 sqm 635 - 667 sqft | 6 | |
1+1 room | - | - | 61 - 65 sqm 667 - 710 sqft | 14 | |
2+1 room | - | - | 90 - 111 sqm 979 - 1,205 sqft | 37 | |
4 room duplex | - | - | 269 - 280 sqm 2,906 - 3,014 sqft | 3 |
Data is sourced from URA, the official developer brochure, and the 99.co database
Site Plans
The Sierra has 5 stacks, 1 block and up to 17 storeys.
Total blocks
1 Block
Total units
60 Units
Site plans and elevation charts for The Sierra
Site Map of The Sierra
Pricing & Transaction History
Sale transaction history for The Sierra
All
Studio
1 BR
2 BR
3 BR
4 BR
5+ BR
Date sold | Block | Unit | Beds | PSF | Area
(sqft) | Price sold |
|---|---|---|---|---|---|---|
09/2025 | 80 | #04-xx | 2 BR | S$ 1,816 | 980 | S$ 1.780M |
06/2025 | 80 | #06-xx | 2 BR | S$ 1,837 | 1,206 | S$ 2.215M |
05/2025 | 80 | #09-xx | 1 BR | S$ 1,953 | 667 | S$ 1.303M |
07/2024 | 80 | #10-xx | 2 BR | S$ 1,873 | 1,033 | S$ 1.935M |
03/2024 | 80 | #10-xx | 2 BR | S$ 1,765 | 980 | S$ 1.730M |
08/2023 | 80 | #1x-xx | 2 BR | S$ 1,793 | 1,205 | S$ 2.160M |
03/2023 | 80 | #0x-xx | 1 BR | S$ 1,784 | 667 | S$ 1.190M |
03/2023 | 80 | #1x-xx | 1 BR | S$ 1,679 | 667 | S$ 1.120M |
01/2023 | 80 | #1x-xx | 2 BR | S$ 1,660 | 1,033 | S$ 1.715M |
01/2022 | 80 | #0x-xx | 2 BR | S$ 1,568 | 1,205 | S$ 1.890M |
08/2021 | 80 | #0x-xx | 2 BR | S$ 1,341 | 1,141 | S$ 1.530M |
08/2021 | 80 | #1x-xx | 2 BR | S$ 1,525 | 1,033 | S$ 1.575M |
07/2021 | 80 | #1x-xx | 2 BR | S$ 1,452 | 1,033 | S$ 1.500M |
03/2021 | 80 | #0x-xx | 1 BR | S$ 1,616 | 667 | S$ 1.078M |
04/2020 | 80 | #1x-xx | 1 BR | S$ 1,572 | 668 | S$ 1.050M |
12/2019 | 80 | #0x-xx | 1 BR | S$ 1,603 | 710 | S$ 1.138M |
12/2019 | 80 | #0x-xx | 2 BR | S$ 1,409 | 1,033 | S$ 1.456M |
07/2019 | 80 | #1x-xx | 1 BR | S$ 1,537 | 667 | S$ 1.025M |
10/2018 | 80 | #1x-xx | 1 BR | S$ 1,482 | 668 | S$ 990,000 |
07/2018 | 80 | #0x-xx | 1 BR | S$ 1,547 | 711 | S$ 1.100M |
Rent transaction history for The Sierra
All
Studio
1 BR
2 BR
3 BR
4 BR
5+ BR
Date | Beds | PSF | Area
(sqft) | Price |
|---|---|---|---|---|
06/2026 | 2 BR | S$ 3.75 | 1,200-1,300 | S$ 4,600 |
06/2026 | 1 BR | S$ 4.79 | 700-800 | S$ 3,400 |
06/2026 | 2 BR | S$ 4.09 | 900-1,000 | S$ 4,000 |
06/2026 | 2 BR | S$ 4.09 | 900-1,000 | S$ 4,000 |
06/2026 | 3 BR | S$ 3.73 | 1,200-1,300 | S$ 4,500 |
06/2026 | 3 BR | S$ 4.16 | 1,000-1,100 | S$ 4,300 |
06/2026 | 3 BR | S$ 3.86 | 1,200-1,300 | S$ 4,650 |
06/2026 | 1 BR | S$ 6.45 | 600-700 | S$ 4,300 |
05/2026 | 3 BR | S$ 4.15 | 1,200-1,300 | S$ 5,000 |
05/2026 | 1 BR | S$ 4.80 | 600-700 | S$ 3,200 |
05/2026 | 1 BR | S$ 4.80 | 600-700 | S$ 3,200 |
05/2026 | 3 BR | S$ 3.78 | 1,000-1,100 | S$ 3,900 |
03/2026 | 1 BR | S$ 6.45 | 600-700 | S$ 4,300 |
02/2026 | 3 BR | S$ 4.16 | 1,000-1,100 | S$ 4,300 |
01/2026 | 2 BR | S$ 4.60 | 900-1,000 | S$ 4,500 |
10/2025 | 3 BR | S$ 2.74 | 1,200-1,300 | S$ 3,300 |
10/2025 | 1 BR | S$ 6.30 | 600-700 | S$ 4,200 |
08/2025 | 3 BR | S$ 3.82 | 1,200-1,300 | S$ 4,600 |
08/2025 | 2 BR | S$ 4.60 | 900-1,000 | S$ 4,500 |
07/2025 | 1 BR | S$ 4.93 | 700-800 | S$ 3,500 |
Payment structure & financing options
Sale price
Mortgage calculation
on 2% interest rate
S$ 5,489
/month
Downpayment (25%)
S$ 495k
Loan amount (75%)
S$ 1.49m
Tenure (yrs)
5
35
Loan (%)
10
75
Interest (%)
0
5
Location
Location of The Sierra
Taxi
Public Transport
Driving
Add locations your travel to frequently to calculate travel time
2 Transfers
S$ 1.92
2 Transfers
S$ 1.35
1 Transfer
S$ 1.10
Amenities nearby The Sierra
Schools | Distance |
|---|---|
Sylvia Ng Piano Studio | 2 mins (108 m) |
Kinderland Preschool @ Pandan Valley | 4 mins (219 m) |
CMA Mental Arithmetic Centre (Holland) Pte Ltd | 5 mins (296 m) |
MRT Stations | Distance |
|---|---|
Dover | 11 mins (766 m) |
Maju | 3.2 km |
Buona Vista | 3.1 km |
Supermarkets | Distance |
|---|---|
Ridgewood Gourmet | 4 mins (217 m) |
Eccellente by HAO mart (Parksuites) | 5 mins (358 m) |
Cold Storage - Jelita | 743 m |
Parks | Distance |
|---|---|
Dover Forest East | 3.4 km |
Rail Corridor Exit (planned) to Holland Green Linear Park | 1.3 km |
Bukit Timah Diversion Canal Wetlands | 1.4 km |
Similar Condos
Condos similar to The Sierra
Search for CondosCondos nearby The SierraNearby (within the region) | |||
|---|---|---|---|
 The Sierra | |||
Mount Sinai Drive · D10 | Holland Road · D10 | Holland Road · D10 | Holland Road · D10 |
All BR S$ 1,816 avg. psf 1 BR - 2 BR S$ 1,816 avg. psf 3 BR - 4+ BR - | All BR S$ 1,645 avg. psf 1 BR - 2 BR - 3 BR S$ 1,645 avg. psf 4+ BR - | All BR S$ 1,657 avg. psf 1 BR - 2 BR - 3 BR S$ 1,657 avg. psf 4+ BR - | All BR S$ 2,099 avg. psf 1 BR - 2 BR - 3 BR - 4+ BR - |
TOP in 1998 | TOP in 2004 | TOP in 2009 | TOP in 1985 |
60 units | 89 units | 55 units | 170 units |
947 year leasehold | 99 year leasehold | 99 year leasehold | 999 year leasehold |
Price data is sourced from URA, Realis and HDB for the past 1 year
Search for CondosProperty Insights
Profitability (All time)
1 profitable transactions in the past 1 year
3.8%
gain per year, avg. years held 15.9
Sale price trend overtime
| Date | Avg. transaction price | Transaction volume |
|---|---|---|
| Sep 2025 | S$1,780,000 | 1 |
1M
3M
6M
1Y
5Y
10Y
Data Source: URA, Realis and 99.co
Powered by 99.co Researcher
Rent price trend overtime
| Date | Avg. transaction price | Transaction volume |
|---|---|---|
| Aug 2025 | S$4,550 | 2 |
| Oct 2025 | S$3,750 | 2 |
| Jan 2026 | S$4,500 | 1 |
| Feb 2026 | S$4,300 | 1 |
| Mar 2026 | S$4,300 | 1 |
| May 2026 | S$3,825 | 4 |
| Jun 2026 | S$4,219 | 8 |
1M
3M
6M
1Y
5Y
10Y
Data Source: URA, Realis and 99.co
Powered by 99.co Researcher
The average rent is S$ 4.53 PSF over the past six months and S$ 4.51 PSF over the year. Recent rental deals include the latest at S$ 4,600, with the highest rent reaching S$ 12,000.
Nearby condo project comparison
Project | Tenure | TOP | MRT Distance | Price range (Sale) | Avg. Price (Sale) | Price range (Rent) | Avg. Price (Rent) | Rental Yield |
|---|---|---|---|---|---|---|---|---|
| The Sierra | 947 yrs | 1998 | EW 22  10 mins (771m)Dover MRT | 1,544.39 - 2,029.48 psf | 1,795.76 psf | 2,000 - 12,000 /mo | 3,234 /mo | 2.96% |
| Parksuites | 110 yrs | 2023 | EW 22 10 mins (745m)Dover MRT | 1,388.89 - 3,000 psf | 2,397.47 psf | 4,000 - 7,200 /mo | 5,650 /mo | 2.97% |
| The Trizon | Freehold | 2012 | EW 22 8 mins (600m)Dover MRT | 2,005.73 - 2,415.89 psf | 2,235.93 psf | 5,000 - 10,000 /mo | 8,833.25 /mo | 2.5% |
| Quinterra | 99 yrs | 2009 | EW 22 11 mins (838m)Dover MRT | 1,098.42 - 1,677.47 psf | 1,410.97 psf | 8,000 /mo | 8,000 /mo | 2.89% |
| Montview | Freehold | 2008 | EW 22 8 mins (606m)Dover MRT | 1,568.95 - 2,118.99 psf | 1,843.97 psf | 6,300 - 8,900 /mo | 7,466.67 /mo | 2.37% |
| The Serenade @ Holland | 99 yrs | 2004 | EW 22 10 mins (800m)Dover MRT | 1,717.34 - 1,988.92 psf | 1,881.59 psf | 5,500 - 6,800 /mo | 6,150 /mo | 3.01% |
| Allsworth Park | 999 yrs | 1985 | EW 22 12 mins (941m)Dover MRT | 1,790.9 - 2,032.91 psf | 1,909.23 psf | 4,300 - 8,200 /mo | 6,883.33 /mo | 2.07% |
| Ridgewood Condominium | 999 yrs | 1981 | EW 22 7 mins (533m)Dover MRT | 1,522.25 - 2,178.9 psf | 1,861.42 psf | 1,300 - 7,800 /mo | 3,585.24 /mo | 2.24% |
| Pandan Valley | Freehold | 1978 | EW 22 13 mins (1008m)Dover MRT | 891.8 - 2,579.98 psf | 1,589.32 psf | 1,300 - 9,000 /mo | 2,767.5 /mo | 2.43% |
FAQs
General FAQs
Where is The Sierra located?
The Sierra is situated at 80 Mount Sinai Drive, 277125, within the Bukit Timah planning area in District 10.
When was The Sierra completed?
The Sierra obtained its Temporary Occupation Permit (TOP) in 1998 and is approximately 28 years old today.
How many resale units are currently on the market?
Based on listings available in August 2026, around 5 unit are currently being marketed for sale at The Sierra. Prices start from approximately S$ 1,980,000.
What is the record PSF achieved at The Sierra?
The highest price per square foot ever recorded was S$ 1,953.22 psf. This benchmark was set in May 2025 through the sale of a 1 bedroom unit.
What is the lowest PSF transaction recorded at The Sierra?
Historical resale records show that the lowest transaction was completed at S$ 588.01 psf.
Have homeowners at The Sierra made profits from their sales?
Historical transaction data indicates that many sellers at The Sierra have achieved gains upon resale. The largest recorded profit stands at approximately S$ 790,000 although actual returns differ based on purchase price, holding period, and unit characteristics.
Are there primary schools within walking distance of The Sierra?
The development is located within 1km of several primary schools, including Henry Park Primary School, making it a convenient option for families with young children.
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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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