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AREA REPORT · CITY OF WESTMINSTER SW1Y

SW1Y.

City of Westminster

SW1Y is an outcode in City of Westminster, covering the neighbourhoods of Strand, St James & Mayfair. Over the last 12 months 2 properties changed hands — a median of £1.10m for flats (£16,327/sqm) and £0 for houses (£0/sqm). Housing stock peaks at EPC band C.

Sales · 12m
2
15 over 3y
Houses · £/sqm
£0
n=0
Flats · £/sqm
£16,327
n=1
EPC score
69
Potential 78
PRICE MATRIX
Sales by window, type, and floor area.
Houses · 6m
Avg £
£0
n=0
Median £
£0
n=0
Avg £/sqm
£0
n=0
Median £/sqm
£0
n=0
Houses · 12m
Avg £
£0
n=0
Median £
£0
n=0
Avg £/sqm
£0
n=0
Median £/sqm
£0
n=0
Houses · 3y
Avg £
£0
n=0
Median £
£0
n=0
Avg £/sqm
£0
n=0
Median £/sqm
£0
n=0
Flats · 6m
Avg £
£1.10m
n=2
Median £
£1.10m
n=2
Avg £/sqm
£16,327
n=1
Median £/sqm
£16,327
n=1
Flats · 12m
Avg £
£1.10m
n=2
Median £
£1.10m
n=2
Avg £/sqm
£16,327
n=1
Median £/sqm
£16,327
n=1
Flats · 3y
Avg £
£2.07m
n=15
Median £
£1.41m
n=15
Avg £/sqm
£17,119
n=11
Median £/sqm
£17,045
n=11
£/sqm derives from EPC-matched floor area. Thin-coverage rows appear muted.
PRICE + VOLUME · 25Y
Medians and monthly sales, 2001–present.
£0k£1.7m£3.3m200520102020Median house · 12m smoothedMedian flat · 12m smoothedSales volume (monthly)
EPC · 25Y
Certificates issued, by band.
040792010201520202025
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)
1 · click column to sort
Strand, St James & Mayfair
874
519
Wards
1 · click column to sort
St James's
874
519
LAND REGISTRY · EPC · ONS UPRN · GEOLYTIX · REFRESHED 25 APR 2026