Block 109 Serangoon Nth Ave 1
109 Serangoon Nth Ave 1, Singapore 550109
Block 109 Serangoon Nth Ave 1 is an HDB block in Serangoon, completed in 1984, with 168 dwelling units. 4-Room flats have recently resold around S$515k (91 sqm), from 171 resales on record. The lease has approximately 59 years remaining.
What are the key facts about Block 109 Serangoon Nth Ave 1?
Block 109 Serangoon Nth Ave 1 is an HDB block in Serangoon, completed in 1984, with 168 dwelling units.
- Town
- Serangoon
- Planning area
- Serangoon
- Completed
- 1984
- Storeys
- 13
- Total units
- 168
- Market segment
- OCR
- Median resale
- S$515k
- Last transacted
- Feb 2025
- Remaining lease
- ≈ 59 years
What are resale prices at Block 109 Serangoon Nth Ave 1?
4-Room flats have recently resold around S$515k (S$514 psf), from 171 resales on record (HDB caveat data).
| Flat type | Resales | Median price | Size | PSF |
|---|---|---|---|---|
| 4-Room | 171 | S$515,000recent | 91 sqm | S$514 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 2025.
What has recently sold at Block 109 Serangoon Nth Ave 1?
Block 109 Serangoon Nth Ave 1 has 171 recorded resales; the most recent transacted at S$585,000 in Feb 2025 (HDB caveat data).
| Date | Flat type | Storey | Size | Price |
|---|---|---|---|---|
| Feb 2025 | 4-Room | 04 TO 06 | 91 sqm | S$585,000 |
| Dec 2024 | 4-Room | 04 TO 06 | 91 sqm | S$562,888 |
| Dec 2024 | 4-Room | 04 TO 06 | 91 sqm | S$588,000 |
| Sept 2024 | 4-Room | 04 TO 06 | 91 sqm | S$567,000 |
| Jun 2024 | 4-Room | 07 TO 09 | 91 sqm | S$527,000 |
| Apr 2023 | 4-Room | 04 TO 06 | 91 sqm | S$518,000 |
| Jul 2022 | 4-Room | 10 TO 12 | 93 sqm | S$515,000 |
| Nov 2021 | 4-Room | 07 TO 09 | 91 sqm | S$449,888 |
| May 2021 | 4-Room | 07 TO 09 | 91 sqm | S$410,000 |
| Aug 2020 | 4-Room | 04 TO 06 | 93 sqm | S$338,000 |
| Jul 2019 | 4-Room | 07 TO 09 | 91 sqm | S$358,000 |
| Jun 2018 | 4-Room | 04 TO 06 | 91 sqm | S$358,000 |
What flat types are in Block 109 Serangoon Nth Ave 1?
Block 109 Serangoon Nth Ave 1 has 168 units, mostly 4-Room flats.
Unit stock by flat type, from the HDB property information dataset.
How far is Block 109 Serangoon Nth Ave 1 from MRT and schools?
3 schools are within 1 km, including 1 primary school.
Schools nearby
Flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.
- Serangoon Garden Secondary SchoolSecondary schoolwithin 1 km139 m
- Rosyth SchoolPrimary schoolwithin 1 km · P1 priority630 m
- Bowen Secondary SchoolSecondary schoolwithin 1 km801 m
- Zhonghua Primary SchoolPrimary school1.0 km
- Peicai Secondary SchoolSecondary school1.1 km
- Xinmin Primary SchoolPrimary school1.4 km
- Xinmin Secondary SchoolSecondary school1.4 km
- Hougang Primary SchoolPrimary 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 109 Serangoon Nth Ave 1?
Buying a flat at Block 109 Serangoon Nth Ave 1 (~S$515k) needs about S$4,105/mo in income and S$1,934/mo in repayments, after S$10,050 stamp duty and a S$129k downpayment.
Illustrative, for a buyer at the recent median resale price (S$515k) — 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$10,050
BSD, tiered
Downpayment (25%)
S$129k
cash + CPF
Monthly instalment
S$1,934/mo
25y @ 3.5%
Income required
S$4,105/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 109 Serangoon Nth Ave 1
What is the resale price at Block 109 Serangoon Nth Ave 1?⌄
4-Room flats at Block 109 Serangoon Nth Ave 1 have recently resold around S$515k (91 sqm), based on HDB resale caveats. Resale prices vary by flat type, floor and remaining lease.
How many years are left on the lease at Block 109 Serangoon Nth Ave 1?⌄
Block 109 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 109 Serangoon Nth Ave 1?⌄
Block 109 Serangoon Nth Ave 1 has 168 dwelling units across up to 13 storeys, mostly 4 room flats.
Which primary schools are within 1 km of Block 109 Serangoon Nth Ave 1?⌄
Rosyth School is within 1 km of Block 109 Serangoon Nth Ave 1 — flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.
Is Block 109 Serangoon Nth Ave 1 a good place to buy an HDB resale flat?⌄
Block 109 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.
