AREA REPORT · WILTSHIRE SN12

SN12.

Wiltshire

SN12 is an outcode in Wiltshire, covering the neighbourhoods of Bowerhill, Atworth & Whitley, Melksham South, Melksham North, Potterne & Rowde and Steeple Ashton, North Bradley & Southwick. Over the last 12 months 331 properties changed hands — a median of £136k for flats (£2,579/sqm) and £305k for houses (£3,389/sqm). Housing stock peaks at EPC band C.

Recorded dwellings
11,103
residential addresses we hold records for
Across
3
sectors — see breakdown below
Sales
12 month
3 year
Flats
24
100
Houses
307
1,197
Recorded transactions across the area.
Median sale price
12 month
3 year
Flats
£136k
n = 24
£126k
n = 100
Houses
£305k
n = 307
£305k
n = 1,197
Median sale price across the window.
Median £/sqm
12 month
3 year
Flats
£2,579
n = 24
£2,338
n = 97
Houses
£3,389
n = 303
£3,404
n = 1,175
Typical price per square metre, where floor area is available.
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PRICE MATRIX
Sales by window, type, and floor area.
Headline price
Mean
Houses
Firming
+1.6% vs 12m
+1.6% vs 3y
£180k£360k£305k£305k£310k3Yn=1,19712Mn=3076Mn=87
Flats
Cooling
−4.8% vs 12m
+2.8% vs 3y
£80k£160k£126k£136k£130k3Yn=10012Mn=246Mn=8
Bar height = median sale price. Tick = mean. Trend word reads the joint state of the 6m-vs-12m and 6m-vs-3y tiers.
Size-normalised — £ per sqm
Mean
Houses
Easing
−2.1% vs 12m
−2.5% vs 3y
£0£1,900£3,800£3,404£3,389£3,3183Yn=1,17512Mn=3036Mn=85
Flats
Cooling
−5.9% vs 12m
+3.8% vs 3y
£0£1,400£2,800£2,338£2,579£2,4283Yn=9712Mn=246Mn=8
From EPC-matched floor area. Hatched bars mark windows where fewer than 60% of sales matched a certificate.
Show numbers
Houses · 6m
Avg £
£323k
n=87
Median £
£310k
n=87
Avg £/sqm
£3,517
n=85
Median £/sqm
£3,318
n=85
Houses · 12m
Avg £
£330k
n=307
Median £
£305k
n=307
Avg £/sqm
£3,535
n=303
Median £/sqm
£3,389
n=303
Houses · 3y
Avg £
£335k
n=1,197
Median £
£305k
n=1,197
Avg £/sqm
£3,470
n=1,175
Median £/sqm
£3,404
n=1,175
Flats · 6m
Avg £
£121k
n=8
Median £
£130k
n=8
Avg £/sqm
£2,318
n=8
Median £/sqm
£2,428
n=8
Flats · 12m
Avg £
£143k
n=24
Median £
£136k
n=24
Avg £/sqm
£2,568
n=24
Median £/sqm
£2,579
n=24
Flats · 3y
Avg £
£134k
n=100
Median £
£126k
n=100
Avg £/sqm
£2,376
n=97
Median £/sqm
£2,338
n=97
PRICE + VOLUME · 25Y
Medians and monthly sales, 2001–present.
£47k£183k£320k20052010201520202025Median house · 12m smoothedMedian flat · 12m smoothedSales volume (monthly)
EPC · 25Y
Certificates issued, by band.
Median EPC score
70
Median potential
84
055811162010201520202025
A
B
C
D
E
F
G
COUNCIL TAX
Band distribution.
Column width shows the number of properties in each council tax band. Colour shows the composition within that band.
Flats/maisonettes
Semi-detached
Band A
2,053
Terraced
Semi-detached
Band B
4,805
Terraced
Semi-detached
Bungalows
Band C
3,840
Semi-detached
Detached
Bungalows
Band D
3,104
Detached
Bungalows
Band E
2,208
Detached
Band F
868
Detached
Band G
244
Detached
Band H
25
Band I
0
Flats/maisonettes
Terraced houses
Semi-detached houses
Detached houses
Bungalows
Other/unknown
Property type totals
Flats/maisonettes
1,920
11%
Terraced houses
3,739
21%
Semi-detached houses
4,822
28%
Detached houses
4,742
27%
Bungalows
2,008
12%
Other/unknown
186
1.1%
AMENITIES
Transport access and schools.
Counts of public transport stop points and schools inside the outcode (or within ~100m of the boundary). Drill into a sector for the full stop-by-stop list.
Rail stations
1
Metro & tram
0
Bus & coach
0
Bus stops
217
Schools
12
SECTORS
Drill down to sector.
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COVERAGE
Neighbourhoods and wards.
Neighbourhoods (MSOA)
6 · click column to sort
Bowerhill, Atworth & Whitley
5,547
6,494
Melksham South
3,490
4,768
Melksham North
2,915
4,461
Potterne & Rowde
422
519
Steeple Ashton, North Bradley & Southwick
11
1
Box, Colerne & Rudloe
1
0
Wards
9 · click column to sort
Melksham East
2,344
3,305
Melksham South
2,030
2,864
Bowerhill
2,196
2,862
Melksham Forest
2,150
2,650
Melksham Without North & Shurnhold
1,845
2,545
Melksham Without West & Rural
941
890
Holt
457
608
Devizes Rural West
422
519
Box & Colerne
1
0
NEARBY OUTCODES
Nearby outcodes.
FAQ

SN12 property data — common questions

What is the average house price in Wiltshire (SN12)?
Over the last 12 months the median house sale price in SN12 (Wiltshire) was £305k, with an average of £330k, from 307 recorded sales (HM Land Registry).
How much do flats cost in SN12?
The median flat sale price in SN12 over the last 12 months was £136k (about £2,579 per square metre), from 24 recorded sales.
What is the price per square metre in SN12?
Typical sale prices per square metre in SN12 are £3,389 for houses and £2,579 for flats, where floor area is recorded on the energy certificate.
What EPC rating do homes in SN12 have?
Homes in SN12 most commonly hold EPC band C, with a median current energy-efficiency score of 70 (a potential of 84 after improvements).
How many properties sold in SN12 in the last year?
331 properties were sold in SN12 over the last 12 months, and 1,297 over the last three years (HM Land Registry Price Paid data).
REFRESHED 13 JUN 2026 ·DATA & SOURCES