How much is a flat at Blk 233 Yishun St 21 worth?

3 Room: $345,000 median (6 recorded sales, none in the last 12 months). 4 Room: $544,000 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 233 Yishun St 21?

Blk 233 Yishun St 21 has 3 Room, 4 Room flats across 19 units. The lease started in 1985 and has about 58 years left of its 99.

What was the most recent sale at Blk 233 Yishun St 21?

A 4 Room flat, storeys 01 to 03 sold for $568,000 in Sep 2025.

What is the price per square foot at Blk 233 Yishun St 21?

3 Room flats have a median of $478 psf, based on 6 recorded sales.

How often do flats come up for sale at Blk 233 Yishun St 21?

0 flats changed hands in the last 12 months, about 0% of the 19 units in the block. 8 sales are recorded here since Dec 2021.

Blk 233 Yishun St 21

Yishun7602333 ROOM4 ROOMLease balance: 58 yrs (from 1985)

0 sales in the last 12 months · ~0% of 19 units

Sales, last 12 months

8 recorded since Dec 2021

Median price

$345K

3 Room · 6 sales · since Dec 2021

Median PSF

$478

3 Room · 6 sales · since Dec 2021

Price range

$520K – $568K

All flat types, all recorded sales

Latest sale

$568,000

Sep 2025 · 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$345K

CPF OA balance$150K

CPF you can use

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

$69,000

Maximum bank loan

75% of the price, over 25 years

$258,750

Cash you need

at least $17,250 of any purchase must be cash

$17,250

Monthly instalment

25 years at 3.5%

$1,295

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

0 units

0 agent listings

Asking vs sold

–

Nothing on the market here

Price trend

6 months, 0 sales

Turnover

0 of 19 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, 3 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
2025-09	4 ROOM	01 TO 03	1,001 sqft	$568,000	$567
2025-04	4 ROOM	01 TO 03	1,001 sqft	$520,000	$519
2024-04	3 ROOM	01 TO 03	721 sqft	$350,000	$485
2024-03	3 ROOM	04 TO 06	721 sqft	$380,000	$527
2022-12	3 ROOM	01 TO 03	721 sqft	$355,000	$492
2022-08	3 ROOM	01 TO 03	721 sqft	$340,000	$471
2022-03	3 ROOM	01 TO 03	721 sqft	$327,000	$453
2021-12	3 ROOM	04 TO 06	721 sqft	$340,000	$471