Block 171 Ang Mo Kio Ave 4
171 Ang Mo Kio Ave 4, Singapore 560171
Block 171 Ang Mo Kio Ave 4 is an HDB block in Ang Mo Kio, completed in 1981, with 96 dwelling units. 5-Room flats have recently resold around S$698k (127 sqm), from 109 resales on record. The lease has approximately 55 years remaining.
What are the key facts about Block 171 Ang Mo Kio Ave 4?
Block 171 Ang Mo Kio Ave 4 is an HDB block in Ang Mo Kio, completed in 1981, with 96 dwelling units.
- Town
- Ang Mo Kio
- Planning area
- Ang Mo Kio
- Completed
- 1981
- Storeys
- 16
- Total units
- 96
- Market segment
- RCR
- Median resale
- S$698k
- Last transacted
- May 2026
- Remaining lease
- ≈ 55 years
What are resale prices at Block 171 Ang Mo Kio Ave 4?
5-Room flats have recently resold around S$698k (S$518 psf), from 109 resales on record (HDB caveat data).
| Flat type | Resales | Median price | Size | PSF |
|---|---|---|---|---|
| 4-Room | 21 | S$438,000recent | 98 sqm | S$415 psf |
| 5-Room | 88 | S$697,988recent | 127 sqm | S$497 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 May 2026.
What has recently sold at Block 171 Ang Mo Kio Ave 4?
Block 171 Ang Mo Kio Ave 4 has 109 recorded resales; the most recent transacted at S$850,000 in May 2026 (HDB caveat data).
| Date | Flat type | Storey | Size | Price |
|---|---|---|---|---|
| May 2026 | 5-Room | 13 TO 15 | 129 sqm | S$850,000 |
| Mar 2026 | 4-Room | 10 TO 12 | 98 sqm | S$635,000 |
| Dec 2025 | 5-Room | 07 TO 09 | 127 sqm | S$790,000 |
| Aug 2025 | 5-Room | 04 TO 06 | 127 sqm | S$738,000 |
| Jul 2025 | 5-Room | 01 TO 03 | 127 sqm | S$745,000 |
| Jul 2024 | 5-Room | 01 TO 03 | 127 sqm | S$708,000 |
| Aug 2022 | 5-Room | 01 TO 03 | 131 sqm | S$697,988 |
| Jun 2022 | 5-Room | 07 TO 09 | 127 sqm | S$710,000 |
| Feb 2022 | 4-Room | 13 TO 15 | 98 sqm | S$514,000 |
| Jul 2021 | 5-Room | 10 TO 12 | 127 sqm | S$678,888 |
| Jul 2021 | 5-Room | 01 TO 03 | 127 sqm | S$620,000 |
| Jun 2021 | 4-Room | 04 TO 06 | 98 sqm | S$461,000 |
What flat types are in Block 171 Ang Mo Kio Ave 4?
Block 171 Ang Mo Kio Ave 4 has 96 units, mostly 5-Room flats.
Unit stock by flat type, from the HDB property information dataset.
How far is Block 171 Ang Mo Kio Ave 4 from MRT and schools?
The nearest MRT/LRT to Block 171 Ang Mo Kio Ave 4 is Mayflower MRT, about 377 m away (~6 min walk). 5 schools are within 1 km, including 2 primary schools.
Getting around
- Mayflower MRT377 m · ~6 min
Schools nearby
Flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.
- Chij St. Nicholas Girls' SchoolMixed-level schoolwithin 1 km212 m
- Mayflower Secondary SchoolSecondary schoolwithin 1 km719 m
- Ang Mo Kio Primary SchoolPrimary schoolwithin 1 km · P1 priority745 m
- Yio Chu Kang Secondary SchoolSecondary schoolwithin 1 km803 m
- Mayflower Primary SchoolPrimary schoolwithin 1 km · P1 priority861 m
- Peirce Secondary SchoolSecondary school1.1 km
- Ang Mo Kio Secondary SchoolSecondary school1.1 km
- Presbyterian High SchoolSecondary school1.2 km
Shops, food & parks
Straight-line distances from the block. Source: PropKaki amenities data.
What does it cost to buy a flat at Block 171 Ang Mo Kio Ave 4?
Buying a flat at Block 171 Ang Mo Kio Ave 4 (~S$698k) needs about S$5,564/mo in income and S$2,621/mo in repayments, after S$15,540 stamp duty and a S$174k downpayment.
Illustrative, for a buyer at the recent median resale price (S$698k) — 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$15,540
BSD, tiered
Downpayment (25%)
S$174k
cash + CPF
Monthly instalment
S$2,621/mo
25y @ 3.5%
Income required
S$5,564/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 171 Ang Mo Kio Ave 4
What is the resale price at Block 171 Ang Mo Kio Ave 4?⌄
5-Room flats at Block 171 Ang Mo Kio Ave 4 have recently resold around S$698k (127 sqm), based on HDB resale caveats. Resale prices vary by flat type, floor and remaining lease.
How much are flats at Block 171 Ang Mo Kio Ave 4 by flat type?⌄
4-Room ≈ S$438k; 5-Room ≈ S$698k. Figures are median resale prices from HDB caveats.
How many years are left on the lease at Block 171 Ang Mo Kio Ave 4?⌄
Block 171 Ang Mo Kio Ave 4 has approximately 55 years left on its 99-year lease (completed 1981). This figure is taken from the most recent transacted flat.
How many units are in Block 171 Ang Mo Kio Ave 4?⌄
Block 171 Ang Mo Kio Ave 4 has 96 dwelling units across up to 16 storeys, mostly 5 room flats.
What is the nearest MRT to Block 171 Ang Mo Kio Ave 4?⌄
The nearest MRT/LRT station to Block 171 Ang Mo Kio Ave 4 is Mayflower MRT, about 377 m away (~6 min walk).
Which primary schools are within 1 km of Block 171 Ang Mo Kio Ave 4?⌄
Ang Mo Kio Primary School, Mayflower Primary School are within 1 km of Block 171 Ang Mo Kio Ave 4 — flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.
Is Block 171 Ang Mo Kio Ave 4 a good place to buy an HDB resale flat?⌄
Block 171 Ang Mo Kio Ave 4 sits in Ang Mo Kio, in the Ang Mo Kio planning area. Whether it suits you depends on your budget, the flat type, the remaining lease (≈55 years) and proximity to MRT and schools — all of which are summarised on this page from HDB resale data.
