How much is a flat at Blk 231 Tampines St 21 worth?

4 Room: $553,888 median (1 sale in the last 12 months). 3 Room: $410,000 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 231 Tampines St 21?

Blk 231 Tampines St 21 has 3 Room, 4 Room flats across 32 units. The lease started in 1985 and has about 58 years left of its 99.

What was the most recent sale at Blk 231 Tampines St 21?

A 4 Room flat, storeys 01 to 03 sold for $553,888 in May 2026.

What is the price per square foot at Blk 231 Tampines St 21?

4 Room flats have a median of $553 psf, based on 1 sale in the last 12 months.

How often do flats come up for sale at Blk 231 Tampines St 21?

1 flat changed hands in the last 12 months, about 3.1% of the 32 units in the block. 6 sales are recorded here since Dec 2021.

Blk 231 Tampines St 21

Tampines5212313 ROOM4 ROOMLease balance: 58 yrs (from 1985)

1 sale in the last 12 months · ~3.1% of 32 units

Sales, last 12 months

6 recorded since Dec 2021

Median price

$554K

4 Room · 1 sale · last 12 months

Median PSF

$553

4 Room · 1 sale · last 12 months

Price range

$554K – $554K

4 Room · 1 sale · last 12 months

Latest sale

$553,888

May 2026 · 4 Room · #01-03

Can you use CPF for this flat?

58 years left on the 99, from 1985.

Short by 2 years. CPF capped at 97% of the price, loan at 75%.

Youngest buyer's age35

Price$554K

CPF OA balance$150K

CPF you can use

capped at 97% of the price (58 years of lease over the 60 you need)

$110,778

Maximum bank loan

75% of the price, over 25 years

$415,416

Cash you need

at least $27,694 of any purchase must be cash

$27,694

Monthly instalment

25 years at 3.5%

$2,080

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

+9.8%

$608K ask · $554K sold

4 Room · 1 sold, 1 asking

Price trend

6 months, 1 sale

Turnover

3.1%

1 of 32 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, 4 sales

Check your valuation today

Recent Resale Transactions

6 recorded · 1 in the last 12 months • Page 1 of 1

Date	Flat Type	Storey	Area	Price	PSF
2026-05	4 ROOM	01 TO 03	1,001 sqft	$553,888	$553
2024-09	3 ROOM	01 TO 03	721 sqft	$425,000	$589
2024-09	4 ROOM	04 TO 06	980 sqft	$578,000	$590
2023-01	4 ROOM	01 TO 03	980 sqft	$492,000	$502
2022-10	3 ROOM	04 TO 06	721 sqft	$395,000	$548
2021-12	4 ROOM	01 TO 03	980 sqft	$423,000	$432