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Tampines · HDB · S520240

Blk 240 Tampines St 21

Completed 1983 · 12 storeys · 110 flats · 57 years 04 months remaining · 24 resale transactions on record · median household income in Tampines: $9,500/mo

3 room
$500,000
3 sold · $440,000$506,500
$628 psf
4 room
$688,000
3 sold · $633,000$690,000
$609 psf
Vs Tampines
+0.0%
block PSF vs town median · last sale May 2026
#214 of 294 Tampines blocks by 3-yr gain (+16%)
3D →
Tampines St 21, Tampines · 1 km P1 ring · mrt · school · food · park · mall · health · zones: parks, commercial, reserve - hover
Flat mix · 110 homes
3-room
66 · 60%
4-room
44 · 40%

12 storeys · completed 1983

What the record shows

The last seller’s gain

A 4-room here sold for $690,000 in May 2026. The same flat type in this block averaged $513,750 in 2020 - a gain of $176,250 - about $80 a day while the owner slept.

The lease cliff

This block crossed 60 years remaining in 2023 - the line where CPF usage rules tighten for buyers. In Tampines over the last two years, flats below that line sold at a median 12% below their younger neighbours' PSF (1,235 sales).

The supply wave

Across Tampines, roughly 1,481 flats in newly-completed blocks reach the end of MOP between 2026 and 2028 - new sellers entering this market.

Rent check

What flats in this block actually rented for in the last 12 months - official approvals, not listings. If you’re quoted much more, you have a number to negotiate with.

TypeBlock medianRangeTampines medianGross yieldRented
3-ROOM$2,800/mo$2,400$3,100$2,850/mo-6
4-ROOM$3,300/mo$3,000$3,600$3,400/mo-2

Price trend

median PSF by year · ━ this block · ╌ Tampines · gaps = years with no sales here

$391$516$641201720182020202220242026

The height gradient

every sale in 5 years, plotted by starting floor · 15 sales - do higher floors really fetch more here?

$413$537$661510storey →

Every recent sale HDB official record, latest 24

MonthTypeStoreyArea (sqm)PricePSFLease left
May 20264 ROOM07 to 09104$690,000$61657y 04m
Apr 20263 ROOM04 to 0674$500,000$62857y 05m
Nov 20253 ROOM04 to 0674$506,500$63657y 10m
Jul 20254 ROOM10 to 12105$688,000$60958y 01m
May 20254 ROOM07 to 09104$633,000$56558y 04m
Jul 20243 ROOM01 to 0374$440,000$55259y 02m
Jan 20243 ROOM01 to 0374$440,000$55259y 08m
Oct 20233 ROOM10 to 1274$425,888$53559y 11m
Apr 20233 ROOM10 to 1274$432,888$54360y 04m
Mar 20233 ROOM04 to 0674$438,000$55060y 05m
Jan 20234 ROOM01 to 03108$500,000$43060y 09m
Dec 20224 ROOM04 to 06104$580,000$51860y 09m
Dec 20214 ROOM07 to 09105$520,000$46061y 09m
Oct 20214 ROOM10 to 12105$555,000$49161y 11m
Sept 20214 ROOM07 to 09105$530,000$46962y
Feb 20213 ROOM04 to 0674$360,000$45262y 07m
Nov 20203 ROOM07 to 0974$358,000$44962y 09m
Jul 20204 ROOM04 to 06105$450,000$39863y 02m
Jan 20203 ROOM01 to 0374$330,000$41463y 08m
Jul 20193 ROOM10 to 1274$375,000$47164y 01m
Nov 20183 ROOM04 to 0674$345,000$43364y 09m
Aug 20184 ROOM10 to 12104$508,000$45465y
Jul 20184 ROOM04 to 06108$507,500$43765y 02m
Nov 20173 ROOM01 to 0374$337,500$42465y 09m

Who lives in Tampines

Census of Population 2020 · planning-area aggregates · SingStat via data.gov.sg

Residents
259,900
Median age
41 yrs
48% under 40 · getting older
Children 0–9
23,220
▼ 1% since 2015 · future P1 demand
Household size
3.3 avg
Homes
87% HDB
11% condo · 2% landed
Degree holders
28%
residents 15+
Commute
59% transit
18% drive
45 min+ to work
28%

The neighbourhood

What sits around this address - distances computed from official OneMap and LTA records.

MRT
Tampines DT32,EW2 · 465m - weekday mornings, riders head to Expo, Raffles Place, Downtown (LTA)
P1 ring
Commit Learning Schoolhouse @ Gongshang Primary School 325m · Gongshang Primary School 325m · Phase 2C 2.7× balloted · Yumin Primary School 556m · Phase 2C 0.0× · Shg Student Care (Yumin Primary School) 556m - inside the 1km priority ring; Phase 2C demand is last year’s applicants ÷ vacancies (MOE)
Secondary
Pasir Ris Secondary School · 220m
Food
Hawker Centre @ Our Tampines Hub · 776m
Green
Sun Plaza Pk · 561m
Mall
Tampines Mall · 384m
Health
Singhealth Polyclinics (Tampines Polyclinic) (polyclinic) · 291m

The neighbourhood, photographed

freely-licensed photographs taken within ~450 m · Wikimedia Commons

EW2 Tampines MRT Concourse 20200808 160525Zhenkang · CC BY-SA 4.0
Tampines Station Downtown Line platform 15 05 2024(1)LN9267 · CC BY-SA 4.0
9083 SBS Transit Downtown Line at Tampines Station Downtown Line platform 15 05 2024(3)LN9267 · CC BY-SA 4.0
Tampines Station East West Line platform 15 05 2024LN9267 · CC BY-SA 4.0
Tampines Station Exit B 12 08 2025LN9267 · CC BY-SA 4.0
Tampines Station Singapore Post Pop Stop 12 08 2025LN9267 · CC BY-SA 4.0

Around this block

The nearest blocks by actual distance - street names are postal artifacts, so true neighbours often sit on a different road. Price gaps are median-vs-median on the flat type both blocks actually trade.

Condos nearby

The private premium, measured: the nearest condo trades at 2.6×this block’s PSF.

HomeRadar AIlive
Ask anything about this block

Grounded in this block’s own resale record, trend and lease - ask away.

Sign in with Google to ask · AI-generated from this page’s data - may be inaccurate. Not financial advice.
Data: HDB resale transactions via data.gov.sg (updated weekly), OneMap. Prices are the official resale record - not estimates, not listings.
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Data: URA, HDB & SingStat (via data.gov.sg), OneMap © SLA, LTA DataMall, MOE - used under the Singapore Open Data Licence.