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HDB · 640185

Blk 185 Boon Lay Ave

Project page · 99-year lease from 1975

Indicative value range
S$310,314 – S$345,476
Indicative mid S$324,500 · S$5,500 psm

Based on 6 sales in this block, last 12 months. Search did not need to widen. See the comparable sales.

No storey entered, so sales were not adjusted for height

Comparable sales

Each price per area is scaled to Q2 2026 by the published index for the quarter it sold in.

SoldWhereFloorSizePricePer sqmIndex ×Adjusted
Jun 2026Blk 18507 TO 0959 sqmS$335,001S$5,678 psm×1.000S$5,678 psm
Apr 2026Blk 18519 TO 2159 sqmS$314,000S$5,322 psm×1.000S$5,322 psm
Mar 2026Blk 18519 TO 2159 sqmS$350,000S$5,932 psm×0.997S$5,915 psm
Mar 2026Blk 18507 TO 0959 sqmS$302,000S$5,119 psm×0.997S$5,104 psm
Feb 2026Blk 18501 TO 0359 sqmS$310,000S$5,254 psm×0.997S$5,239 psm
Jan 2026Blk 18513 TO 1559 sqmS$360,000S$6,102 psm×0.997S$6,084 psm

How accurate is this estimate for Boon Lay Ave?

We re-ran the estimate as of Q4 2025 on what was known at the time, then compared it with the 79 sales in Boon Lay Ave since.

Median error
3.5%

Half the estimates came closer than this to what the home actually fetched, half missed by more.

What the rent says

What this flat earns against what it costs, set beside what homes like it earn.

9.61% gross yield

S$31,200 of rent a year against the estimate above · 0.41 points above flats like it

Homes like this rent for about S$2,600 a month, the middle of 65 approvals in the last year.

Across Singapore, flats of this type with 40 to 49 years of lease left yield 9.20%, from 187 blocks. This town has too few such blocks to measure on its own.

A yield above the mark means the flat rents well for what it costs, which can point to a keen rental patch or a price the sales alone have not caught up with. Below it, buyers are paying for something a tenant will not, such as the address itself.

Recent rental approvals used

ApprovedBlockFlatRent a month
Sept 20261873 ROOMS$2,900
Sept 20261863 ROOMS$2,900
Sept 20261873 ROOMS$2,800
Sept 20261853 ROOMS$2,600
Sept 20261873 ROOMS$2,500
Sept 20261873 ROOMS$2,500
Sept 20261873 ROOMS$1,000
Aug 20261853 ROOMS$2,800

median of 65 HDB rental approvals for 3 ROOM on Boon Lay Ave since 2025-10.

Buying or selling at S$324,500?

Buying: Stamp duty on S$324,500 · Cash and CPF needed on S$324,500 · How much can I borrow · Monthly repayment on a 75% loan · Property tax on this rent.

Selling: Net proceeds from selling on S$324,500.

Each opens with this figure filled in; change anything there.

Primary schools near 185 Boon Lay Ave

Measured from each school's land to this address's own point, the way MOE bands P1 priority. MOE measures to the building's outline, so near 1 km or 2 km check OneMap's School Query.

Within about 1 km

1 to 2 km

Past transactions

Recorded sales
DateDetailAreaPricePer area
Sept 2026
Blk 185 · 3 ROOM · 01 TO 03 · Improved · 48 years left
excluded: outlier
68 sqmS$306,000S$4,500 psm
Jul 2026
Blk 185 · 3 ROOM · 22 TO 24 · Improved · 48 years left
68 sqmS$365,000S$5,368 psm
Jun 2026
Blk 185 · 3 ROOM · 07 TO 09 · Improved · 48 years left
59 sqmS$335,001S$5,678 psm
Apr 2026
Blk 185 · 3 ROOM · 19 TO 21 · Improved · 49 years left
59 sqmS$314,000S$5,322 psm
Mar 2026
Blk 185 · 3 ROOM · 07 TO 09 · Improved · 49 years left
59 sqmS$302,000S$5,119 psm
Mar 2026
Blk 185 · 3 ROOM · 19 TO 21 · Improved · 49 years left
59 sqmS$350,000S$5,932 psm
Mar 2026
Blk 185 · 3 ROOM · 01 TO 03 · Improved · 49 years left
68 sqmS$323,000S$4,750 psm
Feb 2026
Blk 185 · 3 ROOM · 01 TO 03 · Improved · 49 years left
59 sqmS$310,000S$5,254 psm
Jan 2026
Blk 185 · 3 ROOM · 13 TO 15 · Improved · 49 years left
59 sqmS$360,000S$6,102 psm
Dec 2025
Blk 185 · 3 ROOM · 13 TO 15 · Improved · 49 years left
68 sqmS$342,500S$5,037 psm
Aug 2025
Blk 185 · 3 ROOM · 13 TO 15 · Improved · 49 years left
59 sqmS$312,000S$5,288 psm
Aug 2025
Blk 185 · 3 ROOM · 01 TO 03 · Improved · 49 years left
59 sqmS$320,000S$5,424 psm
Jul 2025
Blk 185 · 3 ROOM · 10 TO 12 · Improved · 49 years left
59 sqmS$340,000S$5,763 psm
Jul 2025
Blk 185 · 3 ROOM · 10 TO 12 · Improved · 49 years left
59 sqmS$330,000S$5,593 psm
Jul 2025
Blk 185 · 3 ROOM · 01 TO 03 · Improved · 49 years left
59 sqmS$310,000S$5,254 psm
Jun 2025
Blk 185 · 3 ROOM · 04 TO 06 · Improved · 49 years left
59 sqmS$310,000S$5,254 psm
May 2025
Blk 185 · 3 ROOM · 13 TO 15 · Improved · 50 years left
59 sqmS$338,000S$5,729 psm
Apr 2025
Blk 185 · 3 ROOM · 16 TO 18 · Improved · 50 years left
59 sqmS$330,000S$5,593 psm
Feb 2025
Blk 185 · 3 ROOM · 16 TO 18 · Improved · 50 years left
59 sqmS$338,000S$5,729 psm
Feb 2025
Blk 185 · 3 ROOM · 19 TO 21 · Improved · 50 years left
59 sqmS$320,000S$5,424 psm
Oct 2024
Blk 185 · 3 ROOM · 13 TO 15 · Improved · 50 years left
59 sqmS$336,000S$5,695 psm
Sept 2024
Blk 185 · 3 ROOM · 01 TO 03 · Improved · 50 years left
59 sqmS$290,000S$4,915 psm
Aug 2024
Blk 185 · 3 ROOM · 10 TO 12 · Improved · 50 years left
59 sqmS$330,000S$5,593 psm
Aug 2024
Blk 185 · 3 ROOM · 19 TO 21 · Improved · 50 years left
59 sqmS$313,000S$5,305 psm
Jul 2024
Blk 185 · 3 ROOM · 16 TO 18 · Improved · 50 years left
59 sqmS$323,000S$5,475 psm
Jun 2024
Blk 185 · 3 ROOM · 22 TO 24 · Improved · 50 years left
59 sqmS$305,000S$5,169 psm
Jun 2024
Blk 185 · 3 ROOM · 07 TO 09 · Improved · 50 years left
59 sqmS$282,000S$4,780 psm
Mar 2024
Blk 185 · 3 ROOM · 19 TO 21 · Improved · 51 years left
59 sqmS$305,000S$5,169 psm
Jan 2024
Blk 185 · 3 ROOM · 04 TO 06 · Improved · 51 years left
59 sqmS$295,000S$5,000 psm
Jan 2024
Blk 185 · 3 ROOM · 07 TO 09 · Improved · 51 years left
59 sqmS$280,000S$4,746 psm
Dec 2023
Blk 185 · 3 ROOM · 13 TO 15 · Improved · 51 years left
68 sqmS$328,000S$4,824 psm
Dec 2023
Blk 185 · 3 ROOM · 07 TO 09 · Improved · 51 years left
59 sqmS$298,000S$5,051 psm
Dec 2023
Blk 185 · 3 ROOM · 04 TO 06 · Improved · 51 years left
59 sqmS$278,888S$4,727 psm
Dec 2023
Blk 185 · 3 ROOM · 01 TO 03 · Improved · 51 years left
excluded: outlier
59 sqmS$255,000S$4,322 psm
Nov 2023
Blk 185 · 3 ROOM · 16 TO 18 · Improved · 51 years left
59 sqmS$283,000S$4,797 psm
Nov 2023
Blk 185 · 3 ROOM · 22 TO 24 · Improved · 51 years left
59 sqmS$280,000S$4,746 psm
Oct 2023
Blk 185 · 3 ROOM · 19 TO 21 · Improved · 51 years left
59 sqmS$301,000S$5,102 psm
Oct 2023
Blk 185 · 3 ROOM · 04 TO 06 · Improved · 51 years left
59 sqmS$290,000S$4,915 psm
Oct 2023
Blk 185 · 3 ROOM · 19 TO 21 · Improved · 51 years left
59 sqmS$280,000S$4,746 psm
Sept 2023
Blk 185 · 3 ROOM · 16 TO 18 · Improved · 51 years left
59 sqmS$290,000S$4,915 psm
Sept 2023
Blk 185 · 3 ROOM · 13 TO 15 · Improved · 51 years left
59 sqmS$270,000S$4,576 psm
Sept 2023
Blk 185 · 3 ROOM · 01 TO 03 · Improved · 51 years left
59 sqmS$270,000S$4,576 psm
Aug 2023
Blk 185 · 3 ROOM · 19 TO 21 · Improved · 51 years left
68 sqmS$310,000S$4,559 psm
Aug 2023
Blk 185 · 3 ROOM · 19 TO 21 · Improved · 51 years left
59 sqmS$300,000S$5,085 psm
Aug 2023
Blk 185 · 3 ROOM · 10 TO 12 · Improved · 51 years left
59 sqmS$287,000S$4,864 psm
May 2023
Blk 185 · 3 ROOM · 01 TO 03 · Improved · 52 years left
excluded: outlier
68 sqmS$280,000S$4,118 psm
Feb 2023
Blk 185 · 3 ROOM · 22 TO 24 · Improved · 52 years left
59 sqmS$310,000S$5,254 psm
Jan 2023
Blk 185 · 3 ROOM · 04 TO 06 · Improved · 52 years left
59 sqmS$282,000S$4,780 psm
Jan 2023
Blk 185 · 3 ROOM · 19 TO 21 · Improved · 52 years left
59 sqmS$280,000S$4,746 psm
Jul 2022
Blk 185 · 3 ROOM · 10 TO 12 · Improved · 52 years left
59 sqmS$273,000S$4,627 psm
Jul 2022
Blk 185 · 3 ROOM · 01 TO 03 · Improved · 52 years left
59 sqmS$269,000S$4,559 psm
Jun 2022
Blk 185 · 3 ROOM · 16 TO 18 · Improved · 52 years left
59 sqmS$275,000S$4,661 psm
May 2022
Blk 185 · 3 ROOM · 19 TO 21 · Improved · 52 years left
59 sqmS$275,000S$4,661 psm
Mar 2022
Blk 185 · 3 ROOM · 13 TO 15 · Improved · 53 years left
59 sqmS$277,000S$4,695 psm
Feb 2022
Blk 185 · 3 ROOM · 10 TO 12 · Improved · 53 years left
59 sqmS$255,000S$4,322 psm
Feb 2022
Blk 185 · 3 ROOM · 01 TO 03 · Improved · 53 years left
59 sqmS$240,000S$4,068 psm
Jan 2022
Blk 185 · 3 ROOM · 04 TO 06 · Improved · 53 years left
59 sqmS$265,000S$4,492 psm
Jan 2022
Blk 185 · 3 ROOM · 10 TO 12 · Improved · 53 years left
excluded: outlier
59 sqmS$200,000S$3,390 psm
Dec 2021
Blk 185 · 3 ROOM · 04 TO 06 · Improved · 53 years left
59 sqmS$290,000S$4,915 psm
Nov 2021
Blk 185 · 3 ROOM · 16 TO 18 · Improved · 53 years left
59 sqmS$271,000S$4,593 psm
Oct 2021
Blk 185 · 3 ROOM · 16 TO 18 · Improved · 53 years left
59 sqmS$233,000S$3,949 psm
See more

Showing 61 of 325.

Sale prices as filed in caveats.

Where the lease takes this

About 47 years of the 99-year lease remain. Every figure below lets the lease run down on the decay measured from HDB resales in this market, then applies the price path in that column. The paths are scenarios to choose between, not forecasts.

From nowLease leftPrices flatPrices 2% a yearThis market's record, 3.64% a yearmeasuredPrices 4% a year
5 years42 yearsS$305,597S$337,403S$365,414S$371,805
10 years37 yearsS$285,270S$347,743S$407,878S$422,270

On a flat market the lease alone costs 12% over 10 years. Prices would need to rise about 1.3% a year to cancel that out.

The measured column repeats what this market did between Q1 2015 and Q2 2026, which was 3.64% a year. Past growth is not a promise of future growth.

Horizons we have not measured are left out rather than guessed at, so a short lease shows fewer rows.

Indicative estimate from comparable caveats. Not a formal valuation.