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Block 15 Upper Boon Keng Road

4 Room · Built 1975 · 47 years remaining lease · Updated Jun 2026 MOP Cleared

Block 15 Upper Boon Keng Road has 33 recorded HDB resale transactions since 2017. Latest sale: $540,000 (Jun 2026, 4 room, floors 10–12). Median $5,091/sqm. Prices up 25.1% over the past five years. Built 1975, 47 years lease remaining.

How this block compares

  • 4 Room$540,000
    −40.6%vs town(−$369k)−14.3%vs national(−$90k)

Median of resales in the 12 months to Jul 2026, compared with town and Singapore medians on the same basis. Flat types with fewer than two sales in the window are omitted.

Latest Sale
$540,000
Jun 2026 · 4 ROOM · Floor 10-12
Median $/sqm
$5,091
Based on 33 transactions
Total Transactions
33
Since Jan 2017
5-Year Trend
▲ +25.1%
Median price change
Median Price ?
Top 67%
#184 / 273 Top 67%
Latest Sale ?
Top 68%
#186 / 273 Top 68%
Value ($/sqm) ?
Top 82%
#223 / 273 Top 82%
5-Year Growth ?
Top 66%
#137 / 209 Top 66%
Price Trend
Source: HDB Resale Flat Prices, data.gov.sg. Updated monthly.
What's Your Unit Worth?
HDB records transactions in 3-storey bands (e.g. 01 TO 03). Pick the band closest to your floor.
Estimated Market Value
--
How we estimate this →
Future Value Projection
Market Appreciation
+4.6%/yr
vs
Lease Decay
−0.84%/yr
Growth assumption
Based on this block’s +25.1% growth over 5 years
Estimated value in --
--
Market appreciation --
Lease decay --
Net effect --
Projection uses Bala's Table (SLA leasehold model) for lease decay and your selected growth rate for appreciation. Lease decay is non-linear and accelerates as remaining lease shortens. Past growth does not guarantee future performance. Not financial advice.
Lease Decay Projection
0 years 47 years remaining 99 years
47 years 9 months
Remaining lease
↓ 0.84%/yr
Annual lease decay (Bala's Table)
Based on Bala's Table (SLA leasehold relativity model). At 47 years remaining, decay is gradual (~0.84%/yr). It accelerates significantly below 40 years. Market appreciation (historically 2-4%/yr) currently outpaces lease decay for this block.
Rental & Yield

What this block rents for, and the gross rental yield (annual rent ÷ resale price). Figures are from rentals at this block where available.

Flat type Median rent /mo Gross yield Based on
4-Room $3,600 typically $3,500–$3,650 7.9% 7 rentals here
Gross yield is annual rent before maintenance, property tax, and vacancy, so net return is lower. Renting out a whole HDB flat requires meeting the 5-year Minimum Occupation Period and HDB approval. Rents are owner-declared to HDB and unverified.
Source: HDB Renting Out of Flats, data.gov.sg (Singapore Open Data Licence).
Primary schools nearby

This block is inside the 1 km Primary 1 priority zone for 1 popular school. When a school is oversubscribed, MOE ballots by home–school distance, and homes within 1 km are drawn first.

Compare homes near all 50 popular schools
Distances are straight-line estimates from this block, indicative only. MOE measures from its own school reference point, so confirm the exact distance before relying on it.
Where this home sits, and its schools
1 school in the 1 km top-priority zone
  • This home
  • School within 1 km
  • School 1–2 km
  • 1km ring, top priority
  • 2km ring, next tier

Straight-line distances, the basis MOE uses for Home–School Distance priority. Tap a school to open it. Map © OneMap, SLA.

Nearby comparable homes

Other HDB blocks closest to Block 15 Upper Boon Keng Road in Kallang/Whampoa, with their median resale price. Useful for comparing what a flat here costs against its immediate neighbours.

See all HDB blocks in Kallang/Whampoa
Distances are straight-line estimates from this home, indicative only. Prices are medians of recorded resale transactions, not asking prices.
All Transactions
Date Floor Type Area Price $/sqm
Jun 2026 10 TO 12 4 ROOM 88 sqm $540,000 $6,136
Jun 2026 13 TO 15 4 ROOM 88 sqm $546,800 $6,214
Mar 2026 04 TO 06 4 ROOM 88 sqm $535,000 $6,080
Dec 2025 07 TO 09 4 ROOM 88 sqm $588,000 $6,682
Nov 2025 13 TO 15 4 ROOM 88 sqm $525,000 $5,966
Jul 2025 07 TO 09 4 ROOM 88 sqm $568,000 $6,455
May 2025 10 TO 12 4 ROOM 88 sqm $548,000 $6,227
Jan 2025 13 TO 15 4 ROOM 88 sqm $610,000 $6,932
Nov 2024 01 TO 03 4 ROOM 88 sqm $545,000 $6,193
Dec 2023 01 TO 03 4 ROOM 88 sqm $500,000 $5,682
Dec 2023 10 TO 12 4 ROOM 88 sqm $555,000 $6,307
Sep 2022 07 TO 09 4 ROOM 88 sqm $500,000 $5,682
Aug 2022 01 TO 03 4 ROOM 88 sqm $468,000 $5,318
Apr 2022 01 TO 03 4 ROOM 88 sqm $436,000 $4,955
Apr 2022 10 TO 12 4 ROOM 88 sqm $510,000 $5,795
Feb 2022 10 TO 12 4 ROOM 88 sqm $430,000 $4,886
Dec 2021 07 TO 09 4 ROOM 88 sqm $445,000 $5,057
Oct 2021 04 TO 06 4 ROOM 88 sqm $476,000 $5,409
Sep 2021 13 TO 15 4 ROOM 88 sqm $430,000 $4,886
Aug 2021 07 TO 09 4 ROOM 88 sqm $440,000 $5,000
Showing 20 of 33 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 15 Upper Boon Keng Road

Block 15 Upper Boon Keng Road is an ageing-lease HDB block in Kallang/Whampoa, built in 1975 with about 47 years left on its 99-year lease, so remaining lease is the dominant price factor here. Its median sits about 25% below the Kallang/Whampoa median, cheaper than about 67% of the town's blocks. It has a regular flow of resale activity, with 33 transactions since 2017 across 4 room flats priced from $400,000 to $610,000. The most recent transaction was a 4 room flat on storeys 10 TO 12 at $540,000 in Jun 2026, and the median works out to $5,091/sqm. Floor level matters here: units on the higher 13 TO 15 band have sold around 16% above those on the 01 TO 03 band. Over five years, prices here are up about 25.1%. All transaction data is sourced from data.gov.sg and updated monthly.

Frequently Asked Questions

How much is an HDB flat at Block 15 Upper Boon Keng Road worth?

The most recent resale transaction at Block 15 Upper Boon Keng Road was $540,000 for a 4 room flat in 2026-06. The median price per square metre across all flat types is $5,091, based on 33 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 15 Upper Boon Keng Road?

Block 15 Upper Boon Keng Road was built in 1975 and has approximately 47 years and 9 months remaining on its 99-year lease. Under Bala's Table (the SLA leasehold valuation model), the annual lease decay rate is 0.84%, meaning the leasehold value decreases by approximately 0.84% per year at the current remaining lease.

What flat types are available at Block 15 Upper Boon Keng Road?

Block 15 Upper Boon Keng Road in Kallang/Whampoa contains 4 room flats. Resale prices range from $400,000 to $610,000 based on historical transaction records from data.gov.sg.

Have HDB prices at Block 15 Upper Boon Keng Road gone up or down?

Resale prices at Block 15 Upper Boon Keng Road have increased by approximately 25.1% over the past five years. The current median price is $448,000, with the most recent sale at $540,000 in 2026-06.

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