Block 637 Choa Chu Kang Nth 6
637 Choa Chu Kang Nth 6, Singapore 680637
Block 637 Choa Chu Kang Nth 6 is an HDB block in Choa Chu Kang, completed in 1996, with 85 dwelling units. 4-Room flats have recently resold around S$525k (113 sqm), from 77 resales on record. The lease has approximately 71 years remaining.
What are the key facts about Block 637 Choa Chu Kang Nth 6?
Block 637 Choa Chu Kang Nth 6 is an HDB block in Choa Chu Kang, completed in 1996, with 85 dwelling units.
- Town
- Choa Chu Kang
- Planning area
- Choa Chu Kang
- Completed
- 1996
- Storeys
- 14
- Total units
- 85
- Market segment
- OCR
- Median resale
- S$525k
- Last transacted
- Feb 2026
- Remaining lease
- ≈ 71 years
What are resale prices at Block 637 Choa Chu Kang Nth 6?
4-Room flats have recently resold around S$525k (S$432 psf), from 77 resales on record (HDB caveat data).
| Flat type | Resales | Median price | Size | PSF |
|---|---|---|---|---|
| 4-Room | 66 | S$460,000recent | 113 sqm | S$378 psf |
| Executive | 11 | S$485,000recent | 142 sqm | S$317 psf |
“Recent” medians use the latest transactions; for older blocks the all-time median spans 30+ years and understates today’s price. Source: HDB resale caveats, through Feb 2026.
What has recently sold at Block 637 Choa Chu Kang Nth 6?
Block 637 Choa Chu Kang Nth 6 has 77 recorded resales; the most recent transacted at S$635,000 in Feb 2026 (HDB caveat data).
| Date | Flat type | Storey | Size | Price |
|---|---|---|---|---|
| Feb 2026 | 4-Room | 07 TO 09 | 113 sqm | S$635,000 |
| Sept 2025 | Executive | 13 TO 15 | 143 sqm | S$858,000 |
| Jun 2025 | 4-Room | 07 TO 09 | 113 sqm | S$650,000 |
| Dec 2024 | Executive | 07 TO 09 | 142 sqm | S$830,888 |
| Dec 2023 | Executive | 04 TO 06 | 142 sqm | S$740,000 |
| Aug 2023 | 4-Room | 13 TO 15 | 113 sqm | S$638,000 |
| Jan 2023 | 4-Room | 01 TO 03 | 113 sqm | S$525,000 |
| Jul 2022 | 4-Room | 01 TO 03 | 113 sqm | S$505,000 |
| Jul 2021 | 4-Room | 07 TO 09 | 113 sqm | S$490,000 |
| Aug 2020 | 4-Room | 04 TO 06 | 113 sqm | S$450,000 |
| Jun 2020 | 4-Room | 10 TO 12 | 113 sqm | S$458,000 |
| Aug 2019 | 4-Room | 10 TO 12 | 113 sqm | S$455,000 |
What flat types are in Block 637 Choa Chu Kang Nth 6?
Block 637 Choa Chu Kang Nth 6 has 85 units, mostly 4-Room flats.
Unit stock by flat type, from the HDB property information dataset.
How far is Block 637 Choa Chu Kang Nth 6 from MRT and schools?
The nearest MRT/LRT to Block 637 Choa Chu Kang Nth 6 is Yew Tee MRT, about 83 m away (~1 min walk). 6 schools are within 1 km, including 4 primary schools.
Getting around
- Yew Tee MRT83 m · ~1 min
Schools nearby
Flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.
- Yew Tee Primary SchoolPrimary schoolwithin 1 km · P1 priority324 m
- Unity Secondary SchoolSecondary schoolwithin 1 km376 m
- Kranji Primary SchoolPrimary schoolwithin 1 km · P1 priority433 m
- Regent Secondary SchoolSecondary schoolwithin 1 km558 m
- De La Salle SchoolPrimary schoolwithin 1 km · P1 priority624 m
- Unity Primary SchoolPrimary schoolwithin 1 km · P1 priority626 m
- Kranji Secondary SchoolSecondary school1.1 km
- Jurong Pioneer Junior CollegeJunior college1.6 km
Shops, food & parks
Straight-line distances from the block. Source: PropKaki amenities data.
What does it cost to buy a flat at Block 637 Choa Chu Kang Nth 6?
Buying a flat at Block 637 Choa Chu Kang Nth 6 (~S$525k) needs about S$4,185/mo in income and S$1,971/mo in repayments, after S$10,350 stamp duty and a S$131k downpayment.
Illustrative, for a buyer at the recent median resale price (S$525k) — 25% downpayment (bank-loan basis), 25-year loan at 3.5% p.a. Rates as of May 2026. Run it for your own profile →
Buyer's Stamp Duty
S$10,350
BSD, tiered
Downpayment (25%)
S$131k
cash + CPF
Monthly instalment
S$1,971/mo
25y @ 3.5%
Income required
S$4,185/mo
MSR/TDSR @ stress rate
First-time HDB buyers pay no Additional Buyer’s Stamp Duty (ABSD) and may qualify for CPF Housing Grants of up to S$80,000+, which lower the cash required — these are not included above. An HDB concessionary loan also allows a smaller downpayment.
Frequently asked questions about Block 637 Choa Chu Kang Nth 6
What is the resale price at Block 637 Choa Chu Kang Nth 6?⌄
4-Room flats at Block 637 Choa Chu Kang Nth 6 have recently resold around S$525k (113 sqm), based on HDB resale caveats. Resale prices vary by flat type, floor and remaining lease.
How much are flats at Block 637 Choa Chu Kang Nth 6 by flat type?⌄
4-Room ≈ S$460k; Executive ≈ S$485k. Figures are median resale prices from HDB caveats.
How many years are left on the lease at Block 637 Choa Chu Kang Nth 6?⌄
Block 637 Choa Chu Kang Nth 6 has approximately 71 years left on its 99-year lease (completed 1996). This figure is taken from the most recent transacted flat.
How many units are in Block 637 Choa Chu Kang Nth 6?⌄
Block 637 Choa Chu Kang Nth 6 has 85 dwelling units across up to 14 storeys, mostly 4 room flats.
What is the nearest MRT to Block 637 Choa Chu Kang Nth 6?⌄
The nearest MRT/LRT station to Block 637 Choa Chu Kang Nth 6 is Yew Tee MRT, about 83 m away (~1 min walk).
Which primary schools are within 1 km of Block 637 Choa Chu Kang Nth 6?⌄
Yew Tee Primary School, Kranji Primary School, De La Salle School, Unity Primary School are within 1 km of Block 637 Choa Chu Kang Nth 6 — flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.
Is Block 637 Choa Chu Kang Nth 6 a good place to buy an HDB resale flat?⌄
Block 637 Choa Chu Kang Nth 6 sits in Choa Chu Kang, in the Choa Chu Kang planning area. Whether it suits you depends on your budget, the flat type, the remaining lease (≈71 years) and proximity to MRT and schools — all of which are summarised on this page from HDB resale data.
