421 Serangoon Central
In Serangoon · Singapore 550421
Median price per sqftlast 12 months
$457$636$710$749$774$836
- 421 Serangoon Central
- 1km radius
- MRT/LRT, in its line colour
- School
- Supermarket
- No sale in that time
111 HDB blocks · tap one for its page
Supermarkets © OpenStreetMap contributorsAbout this block
- Completed
- 1988
- 38 years ago
- Lease left
- 62 years
- 99-year lease from 1989
- Height
- 13 storeys
- Flats
- 96
- 72 4-room · 24 5-room
- Postal code
- 550421
Statistics
Price
- Average
- $865,000
- Median
- $865,000
- Median per sqft
- $765 psf
- Highest sale
- $865,000
- 105 sqm 4 Room · Apr 2026
- Lowest sale
- $865,000
- 105 sqm 4 Room · Apr 2026
Compared to
- Vs street average
- +9%
- Vs town average
- +21%
- Vs citywide average
- +30%
Activity
- Transactions
- 1
- Avg per month
- 0.1
By flat type
- 4 Room
- $865,000
Nearby
What's a flat here worth?
An estimate from recent sales of the same flat type in the block, along the street and within 500m.
Likely sale price
$805K – $876K$805,000 – $876,000
Midpoint $854,000 · about $756 psf for 105 sqm
Where comparable sales landed, at your flat's size
Good confidence · 35 sales
1 same block · 18 same street · 16 within 500m · 4-room flats, past 12 months
Show the sales it's based on
| Where | Month | Block | Storey | Area (sqm) | Lease left | Price | Per sqft |
|---|---|---|---|---|---|---|---|
| Same block | Apr 2026 | 421 Serangoon Central | 10 to 12 | 105 | 62 years | $865,000 | $765 psf |
| Same street | Oct 2026 | 419 Serangoon Central | 07 to 09 | 103 | 62 years | $850,000 | $767 psf |
| Same street | Oct 2026 | 207 Serangoon Central | 04 to 06 | 83 | 59 years | $672,888 | $753 psf |
| Same street | Sept 2026 | 420 Serangoon Central | 07 to 09 | 93 | 62 years | $755,000 | $754 psf |
| Same street | Aug 2026 | 416 Serangoon Central | 07 to 09 | 105 | 62 years | $868,000 | $768 psf |
| Same street | Aug 2026 | 415 Serangoon Central | 04 to 06 | 94 | 62 years | $835,000 | $825 psf |
| Same street | Aug 2026 | 204 Serangoon Central | 01 to 03 | 84 | 58 years | $580,000 | $641 psf |
| Same street | Jul 2026 | 206 Serangoon Central | 07 to 09 | 84 | 58 years | $700,000 | $774 psf |
| Same street | Jul 2026 | 205 Serangoon Central | 01 to 03 | 84 | 59 years | $570,000 | $630 psf |
| Same street | Jul 2026 | 419 Serangoon Central | 04 to 06 | 105 | 62 years | $822,000 | $727 psf |
| Same street | Jun 2026 | 422 Serangoon Central | 04 to 06 | 113 | 62 years | $975,000 | $802 psf |
| Same street | Mar 2026 | 206 Serangoon Central | 01 to 03 | 84 | 58 years | $661,888 | $732 psf |
| Same street | Feb 2026 | 422 Serangoon Central | 13 to 15 | 113 | 62 years | $919,000 | $756 psf |
| Same street | Jan 2026 | 204 Serangoon Central | 10 to 12 | 84 | 58 years | $702,000 | $776 psf |
| Same street | Nov 2025 | 419 Serangoon Central | 10 to 12 | 109 | 63 years | $820,000 | $699 psf |
And 20 more further away or earlier.
The middle half of these sales' price per sqft, at your flat's size: blocks of a similar age come first, and sales in your own block count most. An estimate from public sale records, not a valuation: condition, renovation and the exact floor all move the real price.
Use $854,000 in the Sell calculator →Price trend
421 Serangoon Central has 27 recorded sales — never more than a couple in any one month, which is too few to chart a monthly median against. The sales themselves are listed below.
Fun facts
Records, rankings and quirks from every sale recorded here.
Records
8 factsThe biggest, smallest, highest and priciest sales on record.
Largest unit sold
121 sqm
The largest unit sold here was a 121 sqm 5 Room, for $875,000 in Jul 2023.
Smallest unit sold
94 sqm
The smallest unit sold here was a 94 sqm 4 Room, for $627,000 in Sept 2022.
Longest lease left
66 years
The longest remaining lease sold here was 66 years, on a 111 sqm 4 Room.
Shortest lease left
62 years
The shortest remaining lease sold here was 62 years, on a 105 sqm 4 Room.
Highest floor sold
Storeys 13 to 15
The highest-floor sale here was on storeys 13 to 15, a 111 sqm 4 Room.
Lowest floor sold
Storeys 04 to 06
The lowest-floor sale here was on storeys 04 to 06, a 105 sqm 4 Room.
Priciest 5 room ever
$1,728,000
The most expensive 5 room ever sold citywide went for $1,728,000 on Henderson Rd in Bukit Merah.
Joint tallest on the street
13 storeys
At 13 storeys, this is the joint tallest block on Serangoon Central, level with 11 others.
Percentiles
6 factsWhere sales here rank against the rest of Singapore.
Price vs 5 room flats citywide
86th percentile
A 121 sqm 5 room sale here ranks in the 86th percentile among all 5 room flats sold citywide over the same period.
Price vs similar-sized flats
89th percentile
For its 121 sqm, this sale is in the 89th percentile among similarly-sized flats sold across Singapore over the same period.
Price vs 5 room flats in Serangoon
83rd percentile
Within Serangoon alone, that sale is in the 83rd percentile for a 5 room.
Remaining lease, citywide
38th percentile
This flat's remaining lease (65 years) ranks in the 38th percentile among all flats sold citywide over the same period.
Floor height, citywide
40th percentile
This flat's floor (storeys 04 to 06) ranks in the 40th percentile among all flats sold citywide over the same period.
Age among Serangoon's blocks
29th percentile
Completed in 1988, this block is newer than 55% of HDB blocks in Serangoon.
Comparisons
4 factsHow prices stack up against the town and the city.
vs the Serangoon average
+18%
Prices here run 18% above the Serangoon average.
vs the citywide average
+27%
Citywide, that's 27% above the national average.
Towns by average price
#9 of 26
Serangoon ranks 9th out of 26 towns by average resale price.
Towns by 2-year price growth
#7 of 26
Serangoon ranks 7th out of 26 towns for price growth over the past 2 years (+13%).
Nearby
2 factsHow far it is to trains, schools and the city centre.
Rail lines within 1km
2
2 different rail lines (CC, NE) are accessible within 1km.
To Raffles Place
7.7km
This location is about 7.7km from the city center (Raffles Place).
Trends
3 factsWhich way prices and sales are heading.
Busiest month: Sept 2022
2 sales
The busiest month here was Sept 2022, with 2 transactions.
Since the last resale
6 mo
It's been about 6 months since the last resale here.
Busiest month: Sept 2022
2 sales
The busiest month ever recorded here was Sept 2022, with 2 sales; the quietest active month saw just 1, in Dec 2011.
Transactions
| Apr 2026 | Serangoon | 421 | Serangoon Central | 4 Room | Model A | 10 to 12 | 105 | 62 years | $865,000 | $765 psf |
| Mar 2025 | Serangoon | 421 | Serangoon Central | 5 Room | Improved | 04 to 06 | 121 | 63 years | $818,000 | $628 psf |
| Oct 2023 | Serangoon | 421 | Serangoon Central | 4 Room | Model A | 07 to 09 | 103 | 65 years | $770,000 | $695 psf |
| Jul 2023 | Serangoon | 421 | Serangoon Central | 5 Room | Improved | 04 to 06 | 121 | 65 years | $875,000 | $672 psf |
| Apr 2023 | Serangoon | 421 | Serangoon Central | 4 Room | Model A | 10 to 12 | 113 | 65 years | $730,000 | $600 psf |
| Sept 2022 | Serangoon | 421 | Serangoon Central | 4 Room | Model A | 04 to 06 | 105 | 66 years | $680,000 | $602 psf |
| Sept 2022 | Serangoon | 421 | Serangoon Central | 4 Room | New Generation | 07 to 09 | 94 | 66 years | $627,000 | $620 psf |
| Feb 2022 | Serangoon | 421 | Serangoon Central | 4 Room | Model A | 13 to 15 | 111 | 66 years | $748,000 | $626 psf |
| Sept 2021 | Serangoon | 421 | Serangoon Central | 4 Room | Model A | 07 to 09 | 103 | 67 years | $678,000 | $612 psf |
| Jul 2021 | Serangoon | 421 | Serangoon Central | 4 Room | Model A | 10 to 12 | 105 | 67 years | $640,000 | $566 psf |
Showing 1–10 of 27
Blocks on Serangoon Central
Every block on the street, with its number of recorded HDB resales.
- Block 201 34
- Block 202 23
- Block 203 37
- Block 204 42
- Block 205 28
- Block 206 53
- Block 207 42
- Block 208 25
- Block 209 36
- Block 210 37
- Block 409 24
- Block 410 17
- Block 411 18
- Block 412 14
- Block 413 14
- Block 414 15
- Block 415 13
- Block 416 13
- Block 417 15
- Block 418 20
- Block 419 26
- Block 420 29
- Block 421 27
- Block 422 24
- Block 423 23
- Block 424 35
- Block 427 25