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Block 121 Yishun Street 11

3 Room · 4 Room · Built 1984 · 58 years remaining lease · Updated Jan 2026 MOP Cleared

Block 121 Yishun Street 11 has 24 recorded HDB resale transactions since 2017. Latest sale: $380,000 (Jan 2026, 3 room, floors 01–03). Median $4,978/sqm. Prices up 21.1% over the past five years. Built 1984, 58 years lease remaining.

How this block compares

  • 3 Room$397,944
    −8.5%vs town(−$37k)−10.6%vs national(−$47k)

Median of resales in the 12 months to Jul 2026, compared with town and Singapore medians on the same basis. Flat types with fewer than two sales in the window are omitted.

Latest Sale
$380,000
Jan 2026 · 3 ROOM · Floor 01-03
Median $/sqm
$4,978
Based on 24 transactions
Total Transactions
24
Since Jan 2017
5-Year Trend
▲ +21.1%
Median price change
Median Price ?
Top 82%
#527 / 640 Top 82%
Latest Sale ?
Top 96%
#616 / 640 Top 96%
Value ($/sqm) ?
Top 31%
#198 / 640 Top 31%
5-Year Growth ?
Top 91%
#416 / 455 Top 91%
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
+3.9%/yr
vs
Lease Decay
−0.55%/yr
Growth assumption
Based on this block’s +21.1% 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 58 years remaining 99 years
58 years
Remaining lease
↓ 0.55%/yr
Annual lease decay (Bala's Table)
Based on Bala's Table (SLA leasehold relativity model). At 58 years remaining, decay is gradual (~0.55%/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). Figures are from rentals at this block where available.

Flat type Median rent /mo Gross yield Based on
3-Room $2,500 typically $2,050–$2,600 7.2% 5 rentals here
4-Room $3,100 typically $2,900–$3,300 6.6% Yishun 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 4 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
4 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 121 Yishun Street 11 in Yishun, with their median resale price. Useful for comparing what a flat here costs against its immediate neighbours.

See all HDB blocks in Yishun
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
Jan 2026 01 TO 03 3 ROOM 67 sqm $380,000 $5,672
Nov 2025 10 TO 12 3 ROOM 67 sqm $428,000 $6,388
Oct 2025 04 TO 06 3 ROOM 67 sqm $415,888 $6,207
Aug 2025 01 TO 03 3 ROOM 67 sqm $380,000 $5,672
Jul 2025 01 TO 03 3 ROOM 67 sqm $420,000 $6,269
Mar 2025 07 TO 09 3 ROOM 67 sqm $433,000 $6,463
Dec 2024 10 TO 12 3 ROOM 67 sqm $401,888 $5,998
Sep 2023 01 TO 03 3 ROOM 67 sqm $370,000 $5,522
Aug 2023 01 TO 03 3 ROOM 67 sqm $380,000 $5,672
Aug 2022 04 TO 06 4 ROOM 96 sqm $428,000 $4,458
Mar 2022 04 TO 06 3 ROOM 67 sqm $337,000 $5,030
Dec 2021 04 TO 06 3 ROOM 67 sqm $345,000 $5,149
Nov 2021 07 TO 09 3 ROOM 67 sqm $330,000 $4,925
Nov 2021 07 TO 09 3 ROOM 67 sqm $368,000 $5,493
Oct 2021 04 TO 06 4 ROOM 93 sqm $422,000 $4,538
Oct 2020 07 TO 09 4 ROOM 93 sqm $320,000 $3,441
Sep 2020 04 TO 06 3 ROOM 67 sqm $250,000 $3,731
Aug 2020 01 TO 03 3 ROOM 67 sqm $255,000 $3,806
Jul 2019 01 TO 03 3 ROOM 71 sqm $245,000 $3,451
Jun 2019 07 TO 09 4 ROOM 91 sqm $310,000 $3,407
Showing 20 of 24 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 121 Yishun Street 11

Block 121 Yishun Street 11 in Yishun dates to 1984 and now has roughly 58 years of lease remaining, which makes lease decay the central consideration for buyers. Its median sits about 15% below the Yishun median, cheaper than about 82% of the town's blocks. It has a regular flow of resale activity, with 24 transactions since 2017 across 3 room, 4 room flats priced from $245,000 to $433,000. The most recent transaction was a 3 room flat on storeys 01 TO 03 at $380,000 in Jan 2026, and the median works out to $4,978/sqm. Over five years, prices here are up about 21.1%. All transaction data is sourced from data.gov.sg and updated monthly.

Frequently Asked Questions

How much is an HDB flat at Block 121 Yishun Street 11 worth?

The most recent resale transaction at Block 121 Yishun Street 11 was $380,000 for a 3 room flat in 2026-01. The median price per square metre across all flat types is $4,978, based on 24 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 121 Yishun Street 11?

Block 121 Yishun Street 11 was built in 1984 and has approximately 58 years remaining on its 99-year lease. Under Bala's Table (the SLA leasehold valuation model), the annual lease decay rate is 0.55%, meaning the leasehold value decreases by approximately 0.55% per year at the current remaining lease.

What flat types are available at Block 121 Yishun Street 11?

Block 121 Yishun Street 11 in Yishun contains 3 room, 4 room flats. Resale prices range from $245,000 to $433,000 based on historical transaction records from data.gov.sg.

Have HDB prices at Block 121 Yishun Street 11 gone up or down?

Resale prices at Block 121 Yishun Street 11 have increased by approximately 21.1% over the past five years. The current median price is $356,500, with the most recent sale at $380,000 in 2026-01.

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