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AREA REPORT · COUNTY DURHAM DL17

DL17.

County Durham

DL17 is an outcode in County Durham, covering the neighbourhoods of Chilton, Ferryhill East & Cornforth, Spennymoor East & Ferryhill West, Sedgefield & Bishop Middleham and Spennymoor West. Over the last 12 months 179 properties changed hands — a median of £41k for flats (£827/sqm) and £105k for houses (£1,356/sqm). Housing stock peaks at EPC band D.

Sales · 12m
179
717 over 3y
Houses · £/sqm
£1,356
n=166
Flats · £/sqm
£827
n=1
EPC score
68
Potential 84
PRICE MATRIX
Sales by window, type, and floor area.
Houses · 6m
Avg £
£123k
n=54
Median £
£108k
n=54
Avg £/sqm
£1,481
n=49
Median £/sqm
£1,378
n=49
Houses · 12m
Avg £
£125k
n=178
Median £
£105k
n=178
Avg £/sqm
£1,450
n=166
Median £/sqm
£1,356
n=166
Houses · 3y
Avg £
£115k
n=715
Median £
£95k
n=715
Avg £/sqm
£1,369
n=651
Median £/sqm
£1,264
n=651
Flats · 6m
Avg £
£41k
n=1
Median £
£41k
n=1
Avg £/sqm
£827
n=1
Median £/sqm
£827
n=1
Flats · 12m
Avg £
£41k
n=1
Median £
£41k
n=1
Avg £/sqm
£827
n=1
Median £/sqm
£827
n=1
Flats · 3y
Avg £
£49k
n=2
Median £
£49k
n=2
Avg £/sqm
£941
n=2
Median £/sqm
£941
n=2
£/sqm derives from EPC-matched floor area. Thin-coverage rows appear muted.
PRICE + VOLUME · 25Y
Medians and monthly sales, 2001–present.
£0k£56k£112k20052010201520202025Median house · 12m smoothedMedian flat · 12m smoothedSales volume (monthly)
EPC · 25Y
Certificates issued, by band.
0132426482010201520202025
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)
9 · click column to sort
Chilton
5,028
4,551
Ferryhill East & Cornforth
4,936
2,944
Spennymoor East & Ferryhill West
2,613
1,791
Sedgefield & Bishop Middleham
604
581
Spennymoor West
7
12
Trimdon & Fishburn
9
9
Newton Aycliffe North
8
8
Coxhoe & Quarrington Hill
12
7
Newton Aycliffe East
3
0
Wards
7 · click column to sort
Ferryhill
7,469
5,226
Chilton
3,203
2,790
Bowburn & Coxhoe
1,924
1,289
Sedgefield
613
590
Aycliffe North & Middridge
8
8
Aycliffe South
3
0
Tudhoe
0
0
LAND REGISTRY · EPC · ONS UPRN · GEOLYTIX · REFRESHED 25 APR 2026