Blk 121 Serangoon Nth Ave 1 HDB Resale | Price, Transactions & Rental Data
HDB ResaleSERANGOON

Blk 121 Serangoon Nth Ave 1

Singapore 550121
Median PSF
$263
Transactions
110
Lease Left
59 years
6 months
Flat Types
4-Room
5-Room
Data last verified 6 Sep 2026 · source: HDB / DataGov
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Block details
TownSERANGOON
Block121
StreetSerangoon Nth Ave 1
Flat Model(s)Improved, New Generation
Floor Range01 TO 15
Lease Commenced1985
Remaining Lease59 years 06 months
Unit mix
4-Room $80,000–$401,000
10 txn · 1,055–1,066 sqft · Floor 04 TO 12 · $206 psf
5-Room $139,000–$735,000
100 txn · 1,302–1,345 sqft · Floor 01 TO 15 · $266 psf
Nearby carpark
Blk 126 Serangoon North Avenue 1 136 m
Surface
Blk 113,115,117,118,120,121 Serangoon North Avenue 1 165 m
Surface
Blk 127 Serangoon North Avenue 1 185 m
Surface
Location data pending.
Transactions
Price trend by room type (quarterly median PSF)
Solid lines = this block by room type · dashed = SERANGOON town median
4-Room
—
No transactions in this window
5-Room
$507
-21.9% vs town · town $649 (2025 Q1)
Rental trend by room type (quarterly median rent)
Rental data available from Jan 2021 onward
4-Room
—
No rental transactions in this window
5-Room
$3,800/mo
+18.8% vs town · town $3,200 (2025 Q3)
Estimated price by size
Low / median / high, from last 12 months of transactions
No recent 3-room transactions on this block — see nearby blocks below.
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Look at the estate
Other blocks on Serangoon Nth Ave 1, grouped by construction batch, last 12 months
1988 batch (est. 61 years left)
Blk 147
$445,000
Median $445,000
1 txn
1986 batch (est. 59 years left)
Blk 152
$424,000–$443,000
Median $424,000
2 txn
Blk 153
$435,800
Median $435,800
1 txn
Blk 154
$425,000
Median $425,000
1 txn
1985 batch (est. 58 years left)
Blk 105
$395,000–$452,000
Median $410,000
4 txn
Blk 108
$380,000–$450,000
Median $410,000
4 txn
Blk 115
$380,000
Median $380,000
1 txn
1984 batch (est. 57 years left)
Blk 102
$430,000
Median $430,000
1 txn
Blk 104
$420,888
Median $420,888
1 txn
Blk 106
$432,500
Median $432,500
1 txn
Blk 107
$478,000
Median $478,000
1 txn
Blk 112
$418,000
Median $418,000
1 txn
Estimated price by size
Low / median / high, from last 12 months of transactions
No recent 4-room transactions on this block — see nearby blocks below.
Want an estimate for your floor? Get a Valuation →
Look at the estate
Other blocks on Serangoon Nth Ave 1, grouped by construction batch, last 12 months
1988 batch (est. 61 years left)
Blk 147
$505,000
Median $505,000
1 txn
1987 batch (est. 60 years left)
Blk 143
$518,000–$558,000
Median $527,000
3 txn
1986 batch (est. 59 years left)
Blk 118
$598,000
Median $598,000
1 txn
Blk 145
$515,888
Median $515,888
1 txn
Blk 154
$545,000
Median $545,000
1 txn
1985 batch (est. 58 years left)
Blk 101
$510,000–$540,000
Median $528,888
3 txn
Blk 103
$550,000
Median $550,000
1 txn
Blk 109
$570,000–$588,000
Median $580,000
3 txn
Blk 111
$525,888–$585,000
Median $558,000
3 txn
Blk 120
$515,000–$578,000
Median $515,000
2 txn
Blk 126
$550,000
Median $550,000
1 txn
1984 batch (est. 57 years left)
Blk 110
$580,000
Median $580,000
1 txn
Estimated price by size
Low / median / high, from last 12 months of transactions
No recent 5-room transactions on this block — see nearby blocks below.
Want an estimate for your floor? Get a Valuation →
Look at the estate
Other blocks on Serangoon Nth Ave 1, grouped by construction batch, last 12 months
1986 batch (est. 59 years left)
Blk 114
$685,000
Median $685,000
1 txn
1985 batch (est. 58 years left)
Blk 117
$685,000–$708,888
Median $685,000
2 txn
Estimated price by size
Low / median / high, from last 12 months of transactions
No recent executive transactions on this block — see nearby blocks below.
Want an estimate for your floor? Get a Valuation →
Look at the estate
Other blocks on Serangoon Nth Ave 1, grouped by construction batch, last 12 months
1986 batch (est. 59 years left)
Blk 125
$888,000–$925,000
Median $888,000
2 txn
Blk 142
$970,000
Median $970,000
1 txn