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Block 230J Tampines Street 21

Executive · Built 1993 · 66 years remaining lease · Updated Apr 2026 MOP Cleared

Block 230J Tampines Street 21 has 12 recorded HDB resale transactions since 2017. Latest sale: $910,000 (Apr 2026, executive, floors 01–03). Median $4,535/sqm. Prices up 30% over the past five years. Built 1993, 66 years lease remaining.

Latest Sale
$910,000
Apr 2026 · EXECUTIVE · Floor 01-03
Median $/sqm
$4,535
Based on 12 transactions
Total Transactions
12
Since Jan 2017
5-Year Trend
▲ +30%
Median price change
Median Price ?
Top 19%
#150 / 791 Top 19%
Latest Sale ?
Top 14%
#111 / 791 Top 14%
Value ($/sqm) ?
Top 83%
#658 / 791 Top 83%
5-Year Growth ?
Top 78%
#445 / 569 Top 78%
Price Trend
Source: HDB Resale Flat Prices, data.gov.sg. Updated monthly.
What's Your Unit Worth?
HDB records transactions in 3-storey bands (e.g. 01 TO 03). Pick the band closest to your floor.
Estimated Market Value
--
How we estimate this →
Future Value Projection
Market Appreciation
+5.4%/yr
vs
Lease Decay
−0.40%/yr
Growth assumption
Based on this block’s +30% growth over 5 years
Estimated value in --
--
Market appreciation --
Lease decay --
Net effect --
Projection uses Bala's Table (SLA leasehold model) for lease decay and your selected growth rate for appreciation. Lease decay is non-linear and accelerates as remaining lease shortens. Past growth does not guarantee future performance. Not financial advice.
Lease Decay Projection
0 years 66 years remaining 99 years
66 years 3 months
Remaining lease
↓ 0.40%/yr
Annual lease decay (Bala's Table)
Based on Bala's Table (SLA leasehold relativity model). At 66 years remaining, decay is gradual (~0.40%/yr). It accelerates significantly below 40 years. Market appreciation (historically 2-4%/yr) currently outpaces lease decay for this block.
Rental & Yield

What this block rents for, and the gross rental yield (annual rent ÷ resale price). This block has too few rentals on record, so figures shown are the Tampines average.

Flat type Median rent /mo Gross yield Based on
Executive $4,000 typically $3,700–$4,200 4.9% Tampines avg · block too thin
Gross yield is annual rent before maintenance, property tax, and vacancy, so net return is lower. Renting out a whole HDB flat requires meeting the 5-year Minimum Occupation Period and HDB approval. Rents are owner-declared to HDB and unverified.
Source: HDB Renting Out of Flats, data.gov.sg (Singapore Open Data Licence).
Primary schools nearby

This block is inside the 1 km Primary 1 priority zone for 5 popular schools. When a school is oversubscribed, MOE ballots by home–school distance, and homes within 1 km are drawn first.

Compare homes near all 50 popular schools
Distances are straight-line estimates from this block, indicative only. MOE measures from its own school reference point, so confirm the exact distance before relying on it.
Where this home sits, and its schools
5 schools in the 1 km top-priority zone
  • This home
  • School within 1 km
  • School 1–2 km
  • 1km ring, top priority
  • 2km ring, next tier

Straight-line distances, the basis MOE uses for Home–School Distance priority. Tap a school to open it. Map © OneMap, SLA.

Nearby comparable homes

Other HDB blocks closest to Block 230J Tampines Street 21 in Tampines, with their median resale price. Useful for comparing what a flat here costs against its immediate neighbours.

See all HDB blocks in Tampines
Distances are straight-line estimates from this home, indicative only. Prices are medians of recorded resale transactions, not asking prices.
All Transactions
Date Floor Type Area Price $/sqm
Apr 2026 01 TO 03 EXECUTIVE 151 sqm $910,000 $6,026
Jan 2022 04 TO 06 EXECUTIVE 149 sqm $740,000 $4,966
Jan 2022 07 TO 09 EXECUTIVE 155 sqm $740,000 $4,774
Sep 2021 07 TO 09 EXECUTIVE 150 sqm $730,000 $4,867
Aug 2021 01 TO 03 EXECUTIVE 150 sqm $658,000 $4,387
Jul 2021 04 TO 06 EXECUTIVE 155 sqm $700,000 $4,516
Dec 2020 04 TO 06 EXECUTIVE 149 sqm $680,000 $4,564
Sep 2020 10 TO 12 EXECUTIVE 150 sqm $683,000 $4,553
Mar 2019 07 TO 09 EXECUTIVE 155 sqm $650,000 $4,194
Sep 2017 10 TO 12 EXECUTIVE 149 sqm $645,000 $4,329
Aug 2017 04 TO 06 EXECUTIVE 155 sqm $635,000 $4,097
May 2017 01 TO 03 EXECUTIVE 149 sqm $545,000 $3,658
Showing 12 of 12 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 230J Tampines Street 21

Resale prices at Block 230J Tampines Street 21 in Tampines have risen sharply, up about 30% over the past five years. Its median runs about 25% above the Tampines median, ahead of around 81% of the town's blocks. It has a relatively light resale record, with 12 transactions since 2017 across executive flats priced from $545,000 to $910,000. The most recent transaction was an executive flat on storeys 01 TO 03 at $910,000 in Apr 2026, and the median works out to $4,535/sqm. On Bala's Table, the SLA's leasehold valuation model, its relativity ratio works out to 0.8976, equivalent to roughly 0.40% of lease-value decay a year. All transaction data is sourced from data.gov.sg and updated monthly.

Frequently Asked Questions

How much is an HDB flat at Block 230J Tampines Street 21 worth?

The most recent resale transaction at Block 230J Tampines Street 21 was $910,000 for a executive flat in 2026-04. The median price per square metre across all flat types is $4,535, based on 12 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 230J Tampines Street 21?

Block 230J Tampines Street 21 was built in 1993 and has approximately 66 years and 3 months remaining on its 99-year lease. Under Bala's Table (the SLA leasehold valuation model), the annual lease decay rate is 0.40%, meaning the leasehold value decreases by approximately 0.40% per year at the current remaining lease.

What flat types are available at Block 230J Tampines Street 21?

Block 230J Tampines Street 21 in Tampines contains executive flats. Resale prices range from $545,000 to $910,000 based on historical transaction records from data.gov.sg.

Have HDB prices at Block 230J Tampines Street 21 gone up or down?

Resale prices at Block 230J Tampines Street 21 have increased by approximately 30% over the past five years. The current median price is $681,500, with the most recent sale at $910,000 in 2026-04.

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