The block
- Completed
- 1977
- Lease
- From 1978, ends 2077. About 50 years left
- Storeys
- 12
- Flats
- 130: 106 3-room, 22 4-room, 1 5-room, 1 Executive
- Postal code
- Singapore 530021
- Nearest MRT
- Hougang MRT, about 11 min walk (680 m)
- Town
- Hougang
Resale prices at Blk 21 Hougang Avenue 3
| Flat type | 2024 | 2025 | 2026 | Hougang median |
|---|---|---|---|---|
| 3-room | S$380,000 | - | S$425,000 | S$452,500 |
| 4-room | - | S$505,000 | - | S$618,888 |
Median price by year of registration.
What is my flat at Blk 21 Hougang Avenue 3 worth?
Pick your flat type and floor for an instant range based on this block's own resales.
A guide only. Condition, facing, corner units and renovation can move the price 5 to 10% either way.
Latest sales
| Month | Type | Storey | Size | Price |
|---|---|---|---|---|
| Jun 2026 | 3-room New Generation | 01 to 03 | 73 sqm 786 sqft | S$425,000 S$541 psf |
| Sept 2025 | 4-room New Generation | 01 to 03 | 98 sqm 1,055 sqft | S$505,000 S$479 psf |
| Jun 2025 | 4-room New Generation | 04 to 06 | 98 sqm 1,055 sqft | S$519,000 S$492 psf |
| Feb 2025 | 4-room New Generation | 04 to 06 | 98 sqm 1,055 sqft | S$500,888 S$475 psf |
| Apr 2024 | 3-room New Generation | 07 to 09 | 73 sqm 786 sqft | S$380,000 S$484 psf |
Rent at Blk 21 Hougang Avenue 3
Whole-flat rentals approved by HDB since Oct 2024. Rooms let out separately aren't included.
Flat layouts at Blk 21 Hougang Avenue 3
HDB records the flat model of every resale. These are the layouts sold here, with the typical size.
| Flat type | Model | Typical size | Sales |
|---|---|---|---|
| 3-room | New Generation | 73 sqm (786 sqft) | 2 |
| 4-room | New Generation | 98 sqm (1,055 sqft) | 3 |
Model names come from HDB. "Improved", "New Generation" and "Model A" flats of the same type can differ by 10 sqm or more, so compare sizes, not just room counts.
Living at Blk 21 Hougang Avenue 3
MRT
- Hougang MRT680 m, about 11 min walk
- Kovan MRT810 m, about 13 min walk
Hawker centres
- Kovan Hougang Market and Food Centre830 m, 66 food stalls
- Hougang 105 Hainanese Village Centre1.1 km, 51 food stalls
Car park
| Car park | Type | Free parking | Night parking | Gantry |
|---|---|---|---|---|
| HG4 50 m away | Surface | Free on Sundays and public holidays, 7am to 10.30pm | Yes | 9.99 m |
| HG2 160 m away | Surface | Free on Sundays and public holidays, 7am to 10.30pm | Yes | 9.99 m |
From HDB's car park list. The nearest HDB car parks to the block.
1-minute quizzes for owners at Blk 21 Hougang Avenue 3
What is your flat at Blk 21 Hougang Avenue 3 worth?
Send us your floor and flat type. We'll reply with a valuation range based on the latest sales here and at nearby blocks, and what a sale would leave you after your loan and CPF refund.
Common questions
How much is a 4-room flat at Blk 21 Hougang Avenue 3?
4-room flats at Blk 21 Hougang Avenue 3 sold for a median S$505,000 since Oct 2023, or about S$479 per square foot. The range was S$500,888 to S$519,000. Floor level, condition and the remaining lease explain most of the gap.
How many years are left on the lease at Blk 21 Hougang Avenue 3?
The lease started in 1978 and runs for 99 years to 2077, so about 50 years are left. Banks and CPF limit how much a buyer can borrow and use once fewer than 60 years remain, which affects who can buy.
How much rent can I get at Blk 21 Hougang Avenue 3?
HDB approved 6 3-room rentals here in the last 12 months, at a median S$2,850 a month (S$2,500 to S$3,100). See more in the HDB rental rates checker.
What is the postal code of Blk 21 Hougang Avenue 3?
The postal code of Blk 21 Hougang Avenue 3 is Singapore 530021.
What is the nearest MRT station to Blk 21 Hougang Avenue 3?
Hougang MRT station is about 680 m away, roughly 11 minutes on foot. Kovan MRT is the next closest, about 810 m away.
Where do residents of Blk 21 Hougang Avenue 3 park?
Surface car park HG4, about 50 m away: Free on Sundays and public holidays, 7am to 10.30pm, night parking available, gantry height 9.99 m. Surface car park HG2, about 160 m away: Free on Sundays and public holidays, 7am to 10.30pm, night parking available, gantry height 9.99 m.
What is my flat at Blk 21 Hougang Avenue 3 worth?
Recent sales at the block are the best guide, adjusted for your floor, facing and condition. Send us your unit and we'll reply with a valuation range on WhatsApp.
Other blocks on Hougang Avenue 3
- Blk 13-room S$360,000
- Blk 23-room S$362,500
- Blk 63-room S$345,000
- Blk 73-room S$350,000
- Blk 154-room S$416,500
- Blk 165-room S$642,000
- Blk 173-room S$425,000
- Blk 184-room S$500,000
- Blk 193-room S$415,000
- Blk 204-room S$505,000
- Blk 223-room S$431,500
- Blk 233-room S$424,000
- Blk 243-room S$395,000
- Blk 2473-room S$453,750
- Blk 2483-room S$421,944
- Blk 2495-room S$710,000
- Blk 2503-room S$440,000
- Blk 2515-room S$681,500
- Blk 2523-room S$424,000
- Blk 2534-room S$537,500
- Blk 2543-room S$432,800
Blocks nearby
- Blk 372 Hougang Street 31170 m · 4-room S$670,000
- Blk 371 Hougang Street 31190 m · 4-room S$719,000
- Blk 373 Hougang Street 31210 m · 5-room S$901,500
- Blk 370 Hougang Street 31220 m · 4-room S$605,000
- Blk 701 Hougang Avenue 2230 m · 4-room S$575,944
- Blk 374 Hougang Street 31230 m · Executive S$1,098,000
- Blk 375 Hougang Street 31240 m · Executive S$1,177,700
- Blk 376C Hougang Street 32250 m · 4-room S$742,500
All HDB blocks in Hougang · All towns
Source: HDB resale flat prices, renting out of flats and HDB property information, from data.gov.sg. Resales from Oct 2023 to Oct 2026. Prices are what buyers paid; your flat's value depends on its floor, facing, condition and lease.