SG Block Index

Block 121 Serangoon Nth Ave 1

550121 · Serangoon Garden · Serangoon · Built 1984 · Lease from 1985 · ~58 yrs lease left · 96 units · 13 floors

1 upcoming development site within 1 km
58Overall / 100How we score →
Summary

Block 121 Serangoon Nth Ave 1 in Serangoon scores 58.3/100 overall on the Singapore Block Liveability Index. It is 24.5 minutes’ walk from Kovan Mrt Station MRT, 14.5 minutes from Chomp Chomp Food Centre, and 762 m straight-line from Zhonghua Primary School.

Where it is

OneMap · SLA
Map showing the location of Blk 121 Serangoon Nth Ave 1 in Singapore

Block 121 Serangoon Nth Ave 1, Singapore 550121

Pillar scores

Transport
31
Food
73
Schools
100
Healthcare
51
Daily needs
68
Green space
56
Connectivity
39
Value (lease)
36
Leisure
51
EV charging
98
80+ excellent65+ good50+ fair35+ weak<35 poor
See how every score is calculated →

Who it suits

Overall
58
Young Families
64
Seniors
56
Renters
48
Investors
55
EV Owners
67

Commute by public transport

OneMap routing · weekday 08:00
Raffles Placecity centre
44.7min
147ANELNSLS$1.90 · 2 transfers
one-north
46.8min
70MCCLS$2.07 · 1 transfer
Jurong East
60.9min
70MCCLEWLS$2.30 · 2 transfers
Changi Airport
61.5min
76EWLEWLS$2.20 · 2 transfers

Getting to the city centre

weekday 08:00 · OneMap

45 min door to door · S$1.90 · 2 transfers · 15 min (964 m) walking · 6 min waiting · 24 min riding

10m147A2mNEL3mNSL0mthe city centre
  1. Walk 10 min (630 m) to Aft Phillips Ave
  2. Bus 147A · SBS Transit
    Aft Phillips AveWoodleigh · 9 stops · 11 min
  3. Walk 2 min (101 m) to Woodleigh
  4. North East Line · SBS Transit
    WoodleighDhoby Ghaut · 5 stops · 9 min
  5. Walk 3 min (205 m) to Dhoby Ghaut
  6. North-South Line · SMRT Corporation
    Dhoby GhautRaffles Place · 2 stops · 3 min
  7. Walk 0 min (28 m) to Destination
Fastest itinerary · fares & times from OneMap, Singapore Land Authority

What’s nearby

walk times, door to door
Walk-time rings · schematic5 min10 min15 minHawkerMarketClinicParkBlk 121

Distance from centre is real walk time (rings at 5 / 10 / 15 min); the angle only spreads categories apart — it is not compass bearing.

MRT stations

transit
PlannedSerangoon North MRT station (Master Plan 2025) is planned about 496 m away — not yet open, shown separately from existing stations.

Hawker centres

food
  • Chomp Chomp Food Centre14.5 min
  • Serangoon Garden Market17.2 min
  • Ci Yuan Hawker Centre28.3 min

Eateries nearby

food

Hygiene grades from SFA (NEA licensed eateries).

Supermarkets

daily
  • Ntuc Fairprice Co-Operative Ltd8.4 min
  • Prime Supermarket (1996) Pte Ltd13.6 min
  • Ntuc Fairprice Co-Operative Ltd15 min

CHAS clinics

health
  • Union Medical Clinic & Surgery6.8 min
  • Chen Family Clinic8.6 min
  • Lifelink Sn Clinic & Surgery8.6 min

Parks & green

green
  • Parry Rd Pg12.8 min
  • Tavistock Ave Pk14.2 min
  • Pk Villas Terrace Pg17.1 min

Primary schools

straight-line

Eldercare centres

care
  • AMKFSC Cluster Support30.6 min
  • Teck Ghee Senior Activity Centre Branch @ Blk 46930.6 min
  • Jia Ying Senior Activity Centre @ 25 (Branch)33.5 min

Community clubs

leisure
  • The Serangoon CC9.3 min
  • Hwi Yoh CC14.5 min
  • Ci Yuan CC27.4 min

Libraries

leisure
  • Serangoon Public Library28.8 min

EV charging

ev
  • 126 Serangoon North Avenue 1 Singapore 5501263.4 min
  • Blk 127 Serangoon North Avenue 13.8 min
  • Blk 109/112 Serangoon North Avenue 1 Hwi Yoh Ville5.3 min

What’s within a walk

OSRM foot · OneMap
Walking-reach map around Blk 121 Serangoon Nth Ave 1
5-min walk10-min walk15-min walk

Within ~10 minutes on foot: 1 supermarkets, 4 clinics.

Shaded areas are real pedestrian reach (OSRM foot routing), sampled on a grid — an approximate schematic, not a legal boundary.

Buses near here

LTA stops · OneMap routing
Nearest bus stops
  • Stop 663215 min walk · 248 m
  • Stop 663296.1 min walk · 149 m
Buses that serve this block
  • AFT PHILLIPS AVE10 min walk
    70M76147A

Services seen boarding near this block on real OneMap public-transport routes — not a full timetable. Check the LTA / bus operator app for live arrivals.

Who lives here

Census 2020 · Serangoon planning area
Age profile
In Serangoon, 11.1% of residents are under 15 and 19.3% are 65 or older.
60–648.6%
25–298%
55–598%
50–547.2%
Household income
47.7% of Serangoon households earn $10,000 or more a month (gross, from work).
$20,000+22.6%
No working person14%
$15,000–17,4995.4%
$17,500–19,9994.7%
Dwelling mix
57.9% of Serangoon households live in HDB flats; 41.8% in condominiums or landed homes.
HDB 4 room flats27.6%
Landed properties25.6%
HDB 5 room and executive flats17.1%
Condominiums and other apartments16.2%
Household size
35.1% of Serangoon households are one or two people; 2-person households are the most common.
2-person21%
3-person20.5%
4-person20.2%
1-person14.1%
In education
Of Serangoon residents currently in education, 31.3% attend polytechnic or university.
Primary29%
Secondary24.5%
University21.6%
Polytechnic9.7%
Commute to work
53.8% of working Serangoon residents commute by public transport; 35.2% drive or ride.
Car29.6%
MRT LRT and bus25.1%
MRT LRT only14.5%
Bus12.3%

Resident data for the Serangoon planning area, Census 2020 — Singapore Department of Statistics, via OneMap (Singapore Land Authority).

Can I afford this?

est. ~S$452k · 3 room

Set your budget to see if this block fits. Not sure? work it out from your income →

S$

Value for money

liveability vs price · like-for-like
pays a premium

Among 3-room HDB flats islandwide (2,589 compared), Blk 121 Serangoon Nth Ave 1 is more liveable than 6% of them and cheaper than 50% — around S$646/psf for 3 room (as of 2026-06).

Liveability6th percentile
Price (lower is cheaper)cheaper than 50%

Percentiles rank this home only against comparable ones (3-room HDB flats islandwide). A transparent price-vs-liveability comparison from real resale data — not a valuation or fair-price estimate. as of 2026-06

Is it worth it?

liveability · price trend · lease

Block 121 offers a solid liveability score (58.3/100). On price, resale prices here have moved roughly in step with the wider market and the lease is mid-life (~58 years left).

What you get58.3/100overall liveability
Where price is heading+10.9%3 room median PSF, 12-mo
How long it holds58 yrslease remaining

A plain-language read, not financial advice. Liveability and lease come from the index; price signals from data.gov.sg resale transactions for Serangoon Garden. We do not publish a fair-price estimate.

Prices & transactions — Blk 121 Serangoon Nth Ave 1

Actual registered resale prices · source data.gov.sg · we show real sale ranges, not an estimated valuation

Subzone median PSF (smoothed)3-room4-room5-roomExecutive a sale at this block
488586685Jul '24Jul '25Jun '26
Monthly resale volume — Serangoon Garden (area liquidity)

Recent sales at Blk 121 Serangoon Nth Ave 1

MonthTypeStoreyAreaPricePSF
Mar '255-room01 TO 03121S$660kS$507
Jan '255-room07 TO 09125S$725kS$539
Dec '245-room10 TO 12121S$723kS$555
Dec '245-room10 TO 12123S$735kS$555

Subzone medians — Serangoon Garden

Latest median resale price per sq ft by flat type · 12-month change · source data.gov.sg

Flat typeMedian PSF12-mo change
3 ROOMS$646▲ 10.9%
4 ROOMS$551▼ 2.7%
5 ROOMS$606▲ 10.4%
EXECUTIVES$617▲ 12.0%
Compare with nearby blocks →Living in SerangoonSerangoon estate data →Blocks near Kovan Mrt StationBlocks near Zhonghua Primary SchoolCommute to the CBD →Buying your first home →Upgrading or investing →

See what’s for sale

Browse current for-sale listings near Blk 121 Serangoon Nth Ave 1 on Singapore’s property portals. These open on third-party sites — SG Block Index doesn’t list or sell property.