HDB town scorecard · rubric v0.2

Choa Chu Kang

HDB Town / Resale scorecard

C-

49/100

75% measured

Carried by step-up gap to private (4.0/5); capped by price trend & momentum (1.0/5).

Best for: Upgraders timing an MOP exit in a liquid, momentum town.

Overall49C-

the headline rubric: trend, equity, liquidity, supply, step-up

Value100A+

$531 psf — 7th pctile of 26 towns · private next door 2.7x pricier

Investment51C

8.2% 2yr momentum · 1025 txns/12mo · ~72yr median lease left

The rubric

How we rate →

Price Trend & Momentum
25%
computed
1.0/5
8.2% 2yr psf growth ($491->$531)
2yr town avg-$psf growth; anchor p25=9.8 med=12.3 p75=13.7
Upgrader Equity Unlock
20%
computed
2.0/5
$557,936 avg 4RM
avg 4-room resale price (equity-to-port proxy)
Transaction Liquidity
15%
computed
3.0/5
1025 txns / 12mo
trailing-12mo resale volume; med across towns ~929
Future Supply Pressure
15%
manual · awaiting data
3.0/5
Awaiting data — neutral placeholder. needs HDB BTO/SBF pipeline scrape (DATA_SOURCES Tier1)
Step-Up Gap to Private
15%
computed
4.0/5
2.7x ($1433 D23 private resale / $531 HDB)
private/HDB psf multiple; lower=easier step-up
Sentiment Signal
10%
manual · awaiting data
3.0/5
Awaiting data — neutral placeholder. manual aggregated overlay (Tier3 fragile layer)

Strongest: Step-Up Gap to Private · Weakest: Price Trend & Momentum. Each category is scored 0–5 against public anchors, multiplied by its weight and scaled to 100.

Key facts

Resale transactions (12 mo): 1,025
Avg resale price: $607,383
Avg resale price psf: $531 psf
Data through: Oct 2026

Data coverage

75%

75% of this rating’s weight is measured from data. The rest is a clearly-labelled placeholder or estimate — never silently blended in.

computed: — fully measured from source data (full coverage credit)
partial: — real but proxy signal (half credit)
inferred: — estimate, dampened toward neutral (no credit)
manual: — neutral 3.0 placeholder awaiting data (no credit)

Pins: rated private launches in this town's comparison districts and this town's rated HDB blocks (smaller markers) — tap one to open its scorecard.

Price history

median $psf by month

Median resale $psf per month across the town, from HDB resale registrations. Thin bars show monthly transaction counts.

median resale $psf
transactions / month
trend extrapolation — not a forecast

Blocks in this town

480 rated blocks

Every Choa Chu Kang block with at least 8 resales since 2017, scored on the same rubric. Sort by score, price, lease runway, or the value / investment lenses; tap a block for its full scorecard.

Sort by

#	Block	Grade	Score	$psf	Lease	Value	Invest
1	Blk 297D Choa Chu Kang Ave 2	A-	79	480	~72yr	A+	A+
2	Blk 293 Choa Chu Kang Ave 3	A-	77	486	~66yr	A+	A+
3	Blk 103 Teck Whye Lane	A-	77	451	~62yr	A+	B+
4	Blk 112 Teck Whye Lane	A-	77	465	~62yr	A+	A-
5	Blk 118 Teck Whye Lane	A-	77	463	~62yr	A+	A-
6	Blk 342 Choa Chu Kang Loop	A-	77	445	~66yr	A+	A-
7	Blk 227 Choa Chu Kang Ctrl	A-	76	487	~66yr	A+	A-
8	Blk 252 Choa Chu Kang Ave 2	A-	76	488	~67yr	A+	A
9	Blk 280 Choa Chu Kang Ave 3	A-	76	487	~65yr	A+	A
10	Blk 283 Choa Chu Kang Ave 3	A-	76	487	~65yr	A+	A
11	Blk 657 Choa Chu Kang Cres	A-	76	482	~72yr	A+	A+
12	Blk 668 Choa Chu Kang Cres	A-	76	487	~72yr	A+	A+
13	Blk 672A Choa Chu Kang Cres	A-	76	469	~73yr	A+	A+
14	Blk 679 Choa Chu Kang Cres	A-	76	468	~72yr	A+	A+
15	Blk 706 Choa Chu Kang St 53	A-	75	456	~68yr	A+	A-
16	Blk 152 Jln Teck Whye	B+	75	510	~71yr	B	A
17	Blk 223 Choa Chu Kang Ctrl	B+	75	491	~66yr	A+	B+
18	Blk 226 Choa Chu Kang Ctrl	B+	75	495	~66yr	A-	A
19	Blk 230 Choa Chu Kang Ctrl	B+	75	501	~63yr	A-	A
20	Blk 250 Choa Chu Kang Ave 2	B+	75	510	~66yr	B	A
21	Blk 658 Choa Chu Kang Cres	B+	75	500	~72yr	A-	A+
22	Blk 670 Choa Chu Kang Cres	B+	75	485	~72yr	A+	A
23	Blk 673A Choa Chu Kang Cres	B+	75	506	~72yr	B	A+
24	Blk 677 Choa Chu Kang Cres	B+	75	461	~72yr	A+	B+
25	Blk 290 Choa Chu Kang Ave 3	B+	74	490	~66yr	A+	A
26	Blk 102 Teck Whye Lane	B+	74	315	~62yr	A+	B
27	Blk 119 Teck Whye Lane	B+	74	453	~62yr	A+	B
28	Blk 121 Teck Whye Lane	B+	74	311	~62yr	A+	B
29	Blk 235 Choa Chu Kang Ctrl	B+	74	416	~63yr	A+	B
30	Blk 409 Choa Chu Kang Ave 3	B+	74	453	~65yr	A+	A-
31	Blk 452 Choa Chu Kang Ave 4	B+	74	445	~73yr	A+	A+
32	Blk 560 Choa Chu Kang Nth 6	B+	74	374	~69yr	A+	B+
33	Blk 605 Choa Chu Kang St 62	B+	74	464	~69yr	A+	A-
34	Blk 708 Choa Chu Kang St 53	B+	74	439	~68yr	A+	A-
35	Blk 484D Choa Chu Kang Ave 5	B+	73	484	~72yr	A+	A+
36	Blk 807A Choa Chu Kang Ave 1	B+	73	676	~90yr	D	A+
37	Blk 116 Teck Whye Lane	B+	73	470	~61yr	A+	A-
38	Blk 123 Teck Whye Lane	B+	73	437	~62yr	A+	B-
39	Blk 234 Choa Chu Kang Ctrl	B+	73	457	~62yr	A+	B
40	Blk 666 Choa Chu Kang Cres	B+	73	484	~72yr	A+	A
41	Blk 673 Choa Chu Kang Cres	B+	73	463	~72yr	A+	B+
42	Blk 675 Choa Chu Kang Cres	B+	73	491	~72yr	A+	A
43	Blk 683B Choa Chu Kang Cres	B+	73	490	~75yr	A+	A+
44	Blk 684B Choa Chu Kang Cres	B+	73	486	~75yr	A+	A+
45	Blk 488C Choa Chu Kang Ave 5	B+	72	575	~89yr	C-	A+
46	Blk 489A Choa Chu Kang Ave 5	B+	72	570	~89yr	C-	A+
47	Blk 151 Jln Teck Whye	B+	72	505	~71yr	B	A-
48	Blk 225 Choa Chu Kang Ctrl	B+	72	488	~66yr	A+	B
49	Blk 276 Choa Chu Kang Ave 2	B+	72	503	~66yr	A-	A-
50	Blk 281 Choa Chu Kang Ave 3	B+	72	505	~65yr	A-	A
51	Blk 285 Choa Chu Kang Ave 3	B+	72	500	~66yr	A-	A
52	Blk 297C Choa Chu Kang Ave 2	B+	72	476	~72yr	A+	B+
53	Blk 412 Choa Chu Kang Ave 3	B+	72	476	~65yr	A+	B+
54	Blk 413 Choa Chu Kang Ave 3	B+	72	463	~65yr	A+	B-
55	Blk 416 Choa Chu Kang Ave 4	B+	72	507	~66yr	B	A
56	Blk 440 Choa Chu Kang Ave 4	B+	72	491	~66yr	A-	A+
57	Blk 617 Choa Chu Kang Nth 7	B+	72	482	~69yr	A+	B+
58	Blk 664 Choa Chu Kang Cres	B+	72	498	~72yr	A-	A+
59	Blk 667 Choa Chu Kang Cres	B+	72	508	~72yr	B	A+
60	Blk 670A Choa Chu Kang Cres	B+	72	483	~72yr	A+	A-

Showing 60 of 480 blocks

The rubric

Price Trend & Momentum

Upgrader Equity Unlock

Transaction Liquidity

Future Supply Pressure

Step-Up Gap to Private

Sentiment Signal

Key facts

Data coverage

Map

Price history

Blocks in this town