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AREA REPORT · DENBIGHSHIRE LL20

LL20.

Denbighshire

LL20 is an outcode in Denbighshire, covering the neighbourhoods of Llangollen & Llandrillo, Chirk & Ceiriog Valley, Cefn Mawr and Llandyrnog & Llanarmon-yn-Iâl. Over the last 12 months 67 properties changed hands — a median of £147k for flats (£3,028/sqm) and £250k for houses (£2,712/sqm). Housing stock peaks at EPC band D.

Sales · 12m
67
254 over 3y
Houses · £/sqm
£2,712
n=56
Flats · £/sqm
£3,028
n=6
EPC score
61
Potential 82
PRICE MATRIX
Sales by window, type, and floor area.
Houses · 6m
Avg £
£262k
n=18
Median £
£223k
n=18
Avg £/sqm
£2,862
n=16
Median £/sqm
£3,089
n=16
Houses · 12m
Avg £
£271k
n=60
Median £
£250k
n=60
Avg £/sqm
£2,698
n=56
Median £/sqm
£2,712
n=56
Houses · 3y
Avg £
£258k
n=225
Median £
£235k
n=225
Avg £/sqm
£2,615
n=209
Median £/sqm
£2,654
n=209
Flats · 6m
Avg £
£150k
n=2
Median £
£150k
n=2
Avg £/sqm
£3,077
n=1
Median £/sqm
£3,077
n=1
Flats · 12m
Avg £
£167k
n=7
Median £
£147k
n=7
Avg £/sqm
£2,907
n=6
Median £/sqm
£3,028
n=6
Flats · 3y
Avg £
£147k
n=29
Median £
£140k
n=29
Avg £/sqm
£2,488
n=26
Median £/sqm
£2,480
n=26
£/sqm derives from EPC-matched floor area. Thin-coverage rows appear muted.
PRICE + VOLUME · 25Y
Medians and monthly sales, 2001–present.
£0k£131k£261k20052010201520202025Median house · 12m smoothedMedian flat · 12m smoothedSales volume (monthly)
EPC · 25Y
Certificates issued, by band.
01442872010201520202025
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
Llangollen & Llandrillo
2,148
2,078
Chirk & Ceiriog Valley
986
764
Cefn Mawr
752
732
Llandyrnog & Llanarmon-yn-Iâl
0
0
Wards
6 · click column to sort
Llangollen
2,148
2,078
Dyffryn Ceiriog
980
763
Llangollen Rural
745
731
Cefn West
7
1
Chirk South
6
1
Alyn Valley
0
0
LAND REGISTRY · EPC · ONS UPRN · GEOLYTIX · REFRESHED 25 APR 2026