How much is a flat at Blk 421 Hougang Ave 10 worth?

4 Room: $575,000 median (6 recorded sales, none in the last 12 months). 5 Room: $743,000 median (2 recorded sales, none in the last 12 months). Medians are quoted per flat type, because a 3-room and a 5-room at the same block are different markets.

What flat types are available at Blk 421 Hougang Ave 10?

Blk 421 Hougang Ave 10 has 4 Room, 5 Room flats across 84 units. The lease started in 1989 and has about 62 years left of its 99.

What was the most recent sale at Blk 421 Hougang Ave 10?

A 4 Room flat, storeys 13 to 15 sold for $745,000 in Jul 2025.

What is the price per square foot at Blk 421 Hougang Ave 10?

4 Room flats have a median of $514 psf, based on 6 recorded sales.

How often do flats come up for sale at Blk 421 Hougang Ave 10?

0 flats changed hands in the last 12 months, about 0% of the 84 units in the block. 8 sales are recorded here since Jun 2021.

Blk 421 Hougang Ave 10

Hougang5304214 ROOM5 ROOMLease balance: 62 yrs (from 1989)

0 sales in the last 12 months · ~0% of 84 units

Sales, last 12 months

8 recorded since Jun 2021

Median price

$575K

4 Room · 6 sales · since Jun 2021

Median PSF

$514

4 Room · 6 sales · since Jun 2021

Price range

$700K – $780K

All flat types, all recorded sales

Latest sale

$745,000

Jul 2025 · 4 Room · #13-15

Can you use CPF for this flat?

62 years left on the 99, from 1989.

The lease covers you to 95. Full CPF use.

Youngest buyer's age35

Price$575K

CPF OA balance$150K

CPF you can use

the lease covers you to 95, so the only limit is your balance

$115,000

Maximum bank loan

75% of the price, over 25 years

$431,250

Cash you need

at least $28,750 of any purchase must be cash

$28,750

Monthly instalment

25 years at 3.5%

$2,159

CPF 20% Loan 75% Cash 5%

Indicative. Excludes stamp duty, legal fees and CPF accrued interest. Confirm with HDB and your banker. Rules as at 2026-09-17.

Market Insights

Supply

1 unit

1 agent listing

Asking vs sold

+39.1%

$800K ask · $575K sold

All flat types · 6 sold, 1 asking

Price trend

6 months, 0 sales

Turnover

0 of 84 units, 12 months

What is my flat worth here?

Resale Price Trend

One flat type at a time, so a single larger sale cannot look like a price jump

Median price per month, 4 Room only, 6 sales

Check your valuation today

Recent Resale Transactions

8 recorded · 0 in the last 12 months • Page 1 of 1

Date	Flat Type	Storey	Area	Price	PSF
2025-07	4 ROOM	13 TO 15	1,216 sqft	$745,000	$612
2025-01	4 ROOM	04 TO 06	1,216 sqft	$700,000	$576
2024-11	5 ROOM	13 TO 15	1,313 sqft	$780,000	$594
2024-05	5 ROOM	04 TO 06	1,313 sqft	$706,000	$538
2024-02	4 ROOM	07 TO 09	1,130 sqft	$620,000	$549
2022-09	4 ROOM	10 TO 12	1,109 sqft	$530,000	$478
2022-04	4 ROOM	07 TO 09	1,163 sqft	$515,000	$443
2021-06	4 ROOM	07 TO 09	1,109 sqft	$450,000	$406