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Block 21 Hougang Avenue 3

3 Room · 4 Room · Built 1978 · 50 years remaining lease · Updated Jun 2026 MOP Cleared

Block 21 Hougang Avenue 3 has 27 recorded HDB resale transactions since 2017. Latest sale: $425,000 (Jun 2026, 3 room, floors 01–03). Median $4,178/sqm. Prices up 33.6% over the past five years. Built 1978, 50 years lease remaining.

Latest Sale
$425,000
Jun 2026 · 3 ROOM · Floor 01-03
Median $/sqm
$4,178
Based on 27 transactions
Total Transactions
27
Since Jan 2017
5-Year Trend
▲ +33.6%
Median price change
Median Price ?
Top 94%
#545 / 580 Top 94%
Latest Sale ?
Top 91%
#527 / 580 Top 91%
Value ($/sqm) ?
Top 88%
#508 / 580 Top 88%
5-Year Growth ?
Top 69%
#274 / 395 Top 69%
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
+6%/yr
vs
Lease Decay
−0.73%/yr
Growth assumption
Based on this block’s +33.6% 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 50 years remaining 99 years
50 years 11 months
Remaining lease
↓ 0.73%/yr
Annual lease decay (Bala's Table)
Based on Bala's Table (SLA leasehold relativity model). At 50 years remaining, decay is gradual (~0.73%/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
3-Room $2,900 typically $2,650–$3,000 8.2% 8 rentals here
4-Room $3,200 typically $3,000–$3,450 6.2% Hougang avg · block too thin
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 2 popular schools. 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
2 schools 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 21 Hougang Avenue 3 in Hougang, with their median resale price. Useful for comparing what a flat here costs against its immediate neighbours.

See all HDB blocks in Hougang
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 01 TO 03 3 ROOM 73 sqm $425,000 $5,822
Sep 2025 01 TO 03 4 ROOM 98 sqm $505,000 $5,153
Jun 2025 04 TO 06 4 ROOM 98 sqm $519,000 $5,296
Feb 2025 04 TO 06 4 ROOM 98 sqm $500,888 $5,111
Apr 2024 07 TO 09 3 ROOM 73 sqm $380,000 $5,205
Aug 2023 04 TO 06 3 ROOM 88 sqm $435,228 $4,946
Jun 2023 10 TO 12 3 ROOM 73 sqm $378,000 $5,178
Apr 2023 10 TO 12 3 ROOM 73 sqm $358,000 $4,904
Feb 2023 01 TO 03 3 ROOM 73 sqm $358,888 $4,916
Feb 2023 10 TO 12 3 ROOM 73 sqm $360,000 $4,932
Nov 2022 07 TO 09 3 ROOM 73 sqm $400,000 $5,479
Apr 2022 04 TO 06 3 ROOM 73 sqm $340,000 $4,658
Dec 2021 01 TO 03 3 ROOM 73 sqm $318,000 $4,356
Aug 2020 01 TO 03 3 ROOM 73 sqm $295,000 $4,041
Sep 2019 07 TO 09 3 ROOM 88 sqm $315,000 $3,580
Apr 2019 01 TO 03 4 ROOM 98 sqm $330,000 $3,367
Jan 2019 01 TO 03 3 ROOM 73 sqm $290,000 $3,973
May 2018 10 TO 12 3 ROOM 73 sqm $290,000 $3,973
Jan 2018 01 TO 03 3 ROOM 73 sqm $262,500 $3,596
Dec 2017 01 TO 03 3 ROOM 73 sqm $267,000 $3,658
Showing 20 of 27 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 21 Hougang Avenue 3

Block 21 Hougang Avenue 3 in Hougang dates to 1978 and now has roughly 50 years of lease remaining, which makes lease decay the central consideration for buyers. Its median sits about 30% below the Hougang median, cheaper than about 94% of the town's blocks. It has a regular flow of resale activity, with 27 transactions since 2017 across 3 room, 4 room flats priced from $262,500 to $519,000. The most recent transaction was a 3 room flat on storeys 01 TO 03 at $425,000 in Jun 2026, and the median works out to $4,178/sqm. Higher floors carry a premium, with the 10 TO 12 band trading roughly 22% above the 01 TO 03 band. Over five years, prices here are up about 33.6%. All transaction data is sourced from data.gov.sg and updated monthly.

Frequently Asked Questions

How much is an HDB flat at Block 21 Hougang Avenue 3 worth?

The most recent resale transaction at Block 21 Hougang Avenue 3 was $425,000 for a 3 room flat in 2026-06. The median price per square metre across all flat types is $4,178, based on 27 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 21 Hougang Avenue 3?

Block 21 Hougang Avenue 3 was built in 1978 and has approximately 50 years and 11 months remaining on its 99-year lease. Under Bala's Table (the SLA leasehold valuation model), the annual lease decay rate is 0.73%, meaning the leasehold value decreases by approximately 0.73% per year at the current remaining lease.

What flat types are available at Block 21 Hougang Avenue 3?

Block 21 Hougang Avenue 3 in Hougang contains 3 room, 4 room flats. Resale prices range from $262,500 to $519,000 based on historical transaction records from data.gov.sg.

Have HDB prices at Block 21 Hougang Avenue 3 gone up or down?

Resale prices at Block 21 Hougang Avenue 3 have increased by approximately 33.6% over the past five years. The current median price is $340,000, with the most recent sale at $425,000 in 2026-06.

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