PropKaki
999-yearCCRDistrict 10 (Bukit Timah)

The Sierra

Reviewed by Nathan TangUpdated 20 June 2026Data through Sept 2025 (URA)
Quick Summary

The Sierra is a 999-year apartment in District 10 (Bukit Timah) that obtained TOP in 1998, with 60 units across 1 block. Units have recently transacted around S$1.72M (S$1,766 psf), from 130 sales on record. There are 5 units for sale from S$1.91M to S$2.50M. The lease has approximately 910 years remaining.

1

What are the key facts about The Sierra?

Key Takeaway

The Sierra is a 999-year apartment in District 10 (Bukit Timah) that obtained TOP in 1998, with 60 units across 1 block.

Tenure
999-year
TOP / Completion
1998
Developer
KOHS BROTHERS DEVELOPMENT PTE LTD
Total units
60
Blocks
1
District / Area
District 10 (Bukit Timah)
Market segment
CCR
Median PSF
S$1,766 psf
Last transacted
Sept 2025
Remaining lease
≈ 910 years
2

What is the price and PSF at The Sierra?

Key Takeaway

Units have recently transacted around S$1.72M (S$1,766 psf), at a gross rental yield of about 1.7% (URA caveat data).

Recent median price

S$1.72M

recent · 130 sales on record

Median PSF

S$1,766 psf

recent transactions

Median rent (monthly)

S$2,491

520 rentals on record

Gross rental yield

1.7%

indicative, gross

Units currently for sale are asking a median of S$1,949 psf — about 10% above the most recent transacted PSF.

Source: URA caveat data, through Sept 2025.

3

What has recently sold at The Sierra?

Key Takeaway

The Sierra has 130 recorded sales; the most recent transacted at S$1,780,000 in Sept 2025 (URA caveat data).

DatePriceSize (sqft)PSF
Sept 2025S$1,780,000980S$1,817 psf
Jun 2025S$2,215,0001,206S$1,837 psf
May 2025S$1,302,800667S$1,952 psf
Jul 2024S$1,935,0001,033S$1,873 psf
Mar 2024S$1,730,000980S$1,766 psf
Aug 2023S$2,160,0001,206S$1,792 psf
Mar 2023S$1,190,000667S$1,783 psf
Mar 2023S$1,120,000667S$1,678 psf
Jan 2023S$1,715,0001,033S$1,660 psf
Jan 2022S$1,890,0001,206S$1,568 psf
Aug 2021S$1,530,0001,141S$1,341 psf
Aug 2021S$1,575,0001,033S$1,524 psf

130 sales and 520 rentals on record since Nov 1996. Source: URA.

4

What bedroom types are available at The Sierra?

Key Takeaway

The Sierra has 5 units listed for sale, spanning 3-bedroom layouts.

Based on units currently listed for sale.

BedroomsFor salePrice rangeMedian PSF
3-bedroom5S$1.91M–S$2.50MS$1,949 psf
5

Where is The Sierra and what's nearby?

Key Takeaway

The Sierra is located in Bukit Timah, in the Central Region of Singapore.

The Sierra is a 999-year apartment completed in 1998. It was developed by KOHS BROTHERS DEVELOPMENT PTE LTD. The development has 60 residential units. It sits on a land area of 2,938 sqm and has a gross floor area of 6,191 sqm. The plot ratio is 2.1.

THE SIERRA is located at 80 Mount Sinai Drive, Singapore 277125. It is part of District 10, Ardmore / Bukit Timah / Holland Road / Tanglin, Bukit Timah. The project falls within the Central Region and the CCR market segment.

The nearest rail connection is Dover MRT, approximately 767m away, around 12 minutes on foot. Nearby amenities include The Star Vista for shopping, YEO KENG GUAN for groceries, and Mount Sinai Plain Pg for greenery and recreation. Facilities in the development include Barbeque Area, Covered car park, Gymnasium room, Playground, 24 hours security, and Swimming pool.

6

How far is The Sierra from MRT and schools?

Key Takeaway

The nearest MRT/LRT to The Sierra is Dover MRT, about 767 m away (~12 min walk). 2 schools are within 1 km, including 1 primary school.

Getting around

Schools nearby

Homes within 1 km of a primary school qualify for Primary 1 (P1) registration priority.

  • Henry Park Primary SchoolPrimary schoolwithin 1 km · P1 priority468 m
  • School Of Science And Technology, SingaporeSecondary schoolwithin 1 km908 m
  • New Town Secondary SchoolSecondary school1.2 km
  • Pei Tong Primary SchoolPrimary school1.4 km
  • Anglo-Chinese School (Independent)Mixed-level school1.6 km
  • Methodist Girls' School (Primary)Primary school1.7 km
  • Methodist Girls' School (Secondary)Secondary school1.7 km
  • Nan Hua High SchoolSecondary school1.7 km

Shops, food & parks

Mall: The Star Vista · 1.5 kmSupermarket: Yeo Keng Guan · 225 mPark: Mount Sinai Plain Pg · 277 m

Straight-line distances from the development. Source: PropKaki amenities data.

7

What facilities does The Sierra have?

Key Takeaway

The Sierra has 7 facilities, including Barbeque Area, Covered car park, Gymnasium room, Playground, and more.

Barbeque AreaCovered car parkGymnasium roomPlayground24 hours securitySwimming poolWading pool
8

What does it cost to own a unit at The Sierra?

Key Takeaway

Buying a unit at The Sierra (~S$1.72M) needs about S$12,554/mo in income and S$5,776/mo in repayments, after S$55,350 stamp duty and a S$429k downpayment.

Illustrative, for a Singapore Citizen buying a unit at the recent median price (S$1.72M) as their first home — 25% down, 30-year loan at 3.5% p.a. Rates as of May 2026. Run it for your own profile →

Buyer's Stamp Duty

S$55,350

BSD, tiered

Downpayment (25%)

S$429k

cash + CPF

Monthly instalment

S$5,776/mo

30y @ 3.5%

Income required

S$12,554/mo

TDSR @ stress rate

9

Frequently asked questions about The Sierra

What is the price at The Sierra?

Units at The Sierra have recently transacted around S$1.72M (S$1,766 psf), from 130 sales on record (URA caveat data).

What is the PSF at The Sierra?

Units for sale at The Sierra are asking a median of about S$1,949 psf.

Is The Sierra freehold or leasehold?

The Sierra is 999-year, with approximately 910 years remaining on the lease.

When was The Sierra built?

The Sierra obtained TOP in 1998, developed by KOHS BROTHERS DEVELOPMENT PTE LTD.

How many units are for sale at The Sierra?

There are 5 units for sale at The Sierra, from S$1.91M to S$2.50M.

What is the rental yield at The Sierra?

Gross rental yield at The Sierra is about 1.7%, based on median current rents and prices.

How many units are in The Sierra?

The Sierra has 60 units across 1 block.

What facilities does The Sierra have?

The Sierra has 7 facilities, including Barbeque Area, Covered car park, Gymnasium room, Playground, 24 hours security, Swimming pool, and more.

What is the nearest MRT to The Sierra?

The nearest MRT/LRT station to The Sierra is Dover MRT, about 767 m away (~12 min walk).

Which primary schools are within 1 km of The Sierra?

Henry Park Primary School is within 1 km of The Sierra — homes within 1 km of a primary school qualify for Primary 1 (P1) registration priority.

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