Block 117 Serangoon Nth Ave 1
117 Serangoon Nth Ave 1, Singapore 550117
Block 117 Serangoon Nth Ave 1 is an HDB block in Serangoon, completed in 1984, with 96 dwelling units. 5-Room flats have recently resold around S$610k (121 sqm), from 118 resales on record. The lease has approximately 59 years remaining.
What are the key facts about Block 117 Serangoon Nth Ave 1?
Block 117 Serangoon Nth Ave 1 is an HDB block in Serangoon, completed in 1984, with 96 dwelling units.
- Town
- Serangoon
- Planning area
- Serangoon
- Completed
- 1984
- Storeys
- 13
- Total units
- 96
- Market segment
- OCR
- Median resale
- S$610k
- Last transacted
- Jan 2026
- Remaining lease
- ≈ 59 years
What are resale prices at Block 117 Serangoon Nth Ave 1?
5-Room flats have recently resold around S$610k (S$468 psf), from 118 resales on record (HDB caveat data).
| Flat type | Resales | Median price | Size | PSF |
|---|---|---|---|---|
| 4-Room | 19 | S$350,000recent | 98 sqm | S$328 psf |
| 5-Room | 99 | S$600,000recent | 121 sqm | S$461 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 Jan 2026.
What has recently sold at Block 117 Serangoon Nth Ave 1?
Block 117 Serangoon Nth Ave 1 has 118 recorded resales; the most recent transacted at S$685,000 in Jan 2026 (HDB caveat data).
| Date | Flat type | Storey | Size | Price |
|---|---|---|---|---|
| Jan 2026 | 5-Room | 04 TO 06 | 121 sqm | S$685,000 |
| Nov 2025 | 5-Room | 10 TO 12 | 123 sqm | S$708,888 |
| Apr 2025 | 4-Room | 07 TO 09 | 99 sqm | S$610,000 |
| Jun 2024 | 5-Room | 01 TO 03 | 121 sqm | S$639,888 |
| Apr 2024 | 5-Room | 04 TO 06 | 121 sqm | S$610,000 |
| Mar 2024 | 5-Room | 01 TO 03 | 121 sqm | S$635,000 |
| Aug 2023 | 5-Room | 04 TO 06 | 121 sqm | S$610,000 |
| Apr 2022 | 4-Room | 10 TO 12 | 98 sqm | S$485,000 |
| Dec 2021 | 5-Room | 13 TO 15 | 121 sqm | S$600,000 |
| Aug 2019 | 5-Room | 07 TO 09 | 121 sqm | S$450,000 |
| Jul 2019 | 5-Room | 04 TO 06 | 125 sqm | S$465,000 |
| Jun 2019 | 5-Room | 04 TO 06 | 121 sqm | S$470,000 |
What flat types are in Block 117 Serangoon Nth Ave 1?
Block 117 Serangoon Nth Ave 1 has 96 units, mostly 5-Room flats.
Unit stock by flat type, from the HDB property information dataset.
How far is Block 117 Serangoon Nth Ave 1 from MRT and schools?
5 schools are within 1 km, including 2 primary schools.
Schools nearby
Flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.
- Serangoon Garden Secondary SchoolSecondary schoolwithin 1 km232 m
- Rosyth SchoolPrimary schoolwithin 1 km · P1 priority714 m
- Bowen Secondary SchoolSecondary schoolwithin 1 km801 m
- Zhonghua Primary SchoolPrimary schoolwithin 1 km · P1 priority873 m
- Peicai Secondary SchoolSecondary schoolwithin 1 km946 m
- Chij Our Lady Of Good CounselPrimary school1.4 km
- Xinmin Primary SchoolPrimary school1.4 km
- Xinmin Secondary SchoolSecondary school1.4 km
Shops, food & parks
Straight-line distances from the block. Source: PropKaki amenities data.
What does it cost to buy a flat at Block 117 Serangoon Nth Ave 1?
Buying a flat at Block 117 Serangoon Nth Ave 1 (~S$610k) needs about S$4,863/mo in income and S$2,290/mo in repayments, after S$12,900 stamp duty and a S$153k downpayment.
Illustrative, for a buyer at the recent median resale price (S$610k) — 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$12,900
BSD, tiered
Downpayment (25%)
S$153k
cash + CPF
Monthly instalment
S$2,290/mo
25y @ 3.5%
Income required
S$4,863/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 117 Serangoon Nth Ave 1
What is the resale price at Block 117 Serangoon Nth Ave 1?⌄
5-Room flats at Block 117 Serangoon Nth Ave 1 have recently resold around S$610k (121 sqm), based on HDB resale caveats. Resale prices vary by flat type, floor and remaining lease.
How much are flats at Block 117 Serangoon Nth Ave 1 by flat type?⌄
4-Room ≈ S$350k; 5-Room ≈ S$600k. Figures are median resale prices from HDB caveats.
How many years are left on the lease at Block 117 Serangoon Nth Ave 1?⌄
Block 117 Serangoon Nth Ave 1 has approximately 59 years left on its 99-year lease (completed 1984). This figure is taken from the most recent transacted flat.
How many units are in Block 117 Serangoon Nth Ave 1?⌄
Block 117 Serangoon Nth Ave 1 has 96 dwelling units across up to 13 storeys, mostly 5 room flats.
Which primary schools are within 1 km of Block 117 Serangoon Nth Ave 1?⌄
Rosyth School, Zhonghua Primary School are within 1 km of Block 117 Serangoon Nth Ave 1 — flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.
Is Block 117 Serangoon Nth Ave 1 a good place to buy an HDB resale flat?⌄
Block 117 Serangoon Nth Ave 1 sits in Serangoon, in the Serangoon planning area. Whether it suits you depends on your budget, the flat type, the remaining lease (≈59 years) and proximity to MRT and schools — all of which are summarised on this page from HDB resale data.
