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AREA REPORT · NORTH WILTSHIRE SN11

SN11.

North Wiltshire

SN11 is an outcode in North Wiltshire, covering the neighbourhoods of Calne North, Calne South, Derry Hill & Hilmarton and Royal Wootton Bassett Outer & Lyneham. Over the last 12 months 283 properties changed hands — a median of £147k for flats (£3,000/sqm) and £289k for houses (£3,500/sqm). Housing stock peaks at EPC band C.

Sales · 12m
283
1,062 over 3y
Houses · £/sqm
£3,500
n=251
Flats · £/sqm
£3,000
n=27
EPC score
70
Potential 84
PRICE MATRIX
Sales by window, type, and floor area.
Houses · 6m
Avg £
£331k
n=70
Median £
£281k
n=70
Avg £/sqm
£3,496
n=68
Median £/sqm
£3,495
n=68
Houses · 12m
Avg £
£338k
n=256
Median £
£289k
n=256
Avg £/sqm
£3,469
n=251
Median £/sqm
£3,500
n=251
Houses · 3y
Avg £
£339k
n=947
Median £
£295k
n=947
Avg £/sqm
£3,443
n=919
Median £/sqm
£3,491
n=919
Flats · 6m
Avg £
£159k
n=4
Median £
£150k
n=4
Avg £/sqm
£3,280
n=4
Median £/sqm
£3,261
n=4
Flats · 12m
Avg £
£159k
n=27
Median £
£147k
n=27
Avg £/sqm
£3,060
n=27
Median £/sqm
£3,000
n=27
Flats · 3y
Avg £
£170k
n=115
Median £
£150k
n=115
Avg £/sqm
£3,015
n=113
Median £/sqm
£2,766
n=113
£/sqm derives from EPC-matched floor area. Thin-coverage rows appear muted.
PRICE + VOLUME · 25Y
Medians and monthly sales, 2001–present.
£39k£175k£312k20052010201520202025Median house · 12m smoothedMedian flat · 12m smoothedSales volume (monthly)
EPC · 25Y
Certificates issued, by band.
074514892010201520202025
A
B
C
D
E
F
G
Total issued
COUNCIL TAX
Band distribution.
Council tax data coming in Phase 2.
SECTORS
Drill down to sector.
COVERAGE
Neighbourhoods and wards.
Neighbourhoods (MSOA)
4 · click column to sort
Calne North
5,619
7,257
Calne South
4,013
5,850
Derry Hill & Hilmarton
2,537
2,654
Royal Wootton Bassett Outer & Lyneham
11
5
Wards
6 · click column to sort
Calne Chilvester & Abberd
3,166
3,860
Calne Central
2,974
3,788
Calne North
2,260
3,252
Calne South
1,858
2,791
Calne Rural
1,911
2,070
Lyneham
11
5
LAND REGISTRY · EPC · ONS UPRN · GEOLYTIX · REFRESHED 25 APR 2026