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DG7

Postcode district

Postcode district covering Castle Douglas and Gatehouse of Fleet, in Dumfries and Galloway.

Approximate outline worked out by Open Index from the ONS Postcode Directory: each census output area belongs to the district that holds most of its postcodes. People, homes, recorded crime and broadband add up those output areas. House sales count every sale with an DG7 postcode. How census figures are added up

Open in map

Radon Affected Area by postcode district

Worked out by Open Index · 2022

Under 1%90% or more

About 92% of people in DG7 live in a 1 km square that the radon atlas marks as a radon Affected Area.

Population
11,807
826th least populated of 2,756
ONS Census 2021 · 2021
People in radon Affected Area squares
92%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
50.4%
UK 87.8%
Ofcom · Jan 2026
Claimant rate
2.6%
UK 3.9%
ONS via Nomis · Aug 2026

How DG7 compares

Each dot is a postcode district. The black line marks the middle one.

DG7Middle
Population15 postcode districts, DG · 2021
Population: every postcode district in DG15 areas from 1,273 to 26,955. The middle area is 5,068. DG7 is 11,807.
11,8077th most populated
People in radon Affected Area squares15 postcode districts, DG · 2022
People in radon Affected Area squares: every postcode district in DG15 areas from 0.0% to 100.0%. The middle area is 38.0%. DG7 is 92.0%.
92%2nd most people in radon Affected Areas
Gigabit broadband coverage15 postcode districts, DG · Jan 2026
Gigabit broadband coverage: every postcode district in DG15 areas from 20.3% to 81.2%. The middle area is 61.9%. DG7 is 50.4%.
50.4%2nd lowest
Claimant rate15 postcode districts, DG · Aug 2026
Claimant rate: every postcode district in DG15 areas from 1.6% to 3.9%. The middle area is 2.7%. DG7 is 2.6%.
2.6%joint 5th lowest

What is the population of DG7?

DG7 had 11,807 usual residents at the census.

DG7 is the 826th least populated of 2,756 in the UK.

Neighbourhoods in DG7

NamePeople (census)Recorded crime per 1,000Deprivation decileGigabit broadband
Castle Douglas - 01928No figureNo figure71.6%
Castle Douglas - 02997No figureNo figure62.7%
Castle Douglas - 031,078No figureNo figure81.3%
Castle Douglas - 041,049No figureNo figure84.5%
Castle Douglas - 05694No figureNo figure51.1%
Gatehouse - 01465No figureNo figure77.8%
Gatehouse - 021,016No figureNo figure6.8%
Gatehouse - 03572No figureNo figure59.3%
Glenkens - 01626No figureNo figure46.4%
Glenkens - 02664No figureNo figure26.8%
Glenkens - 03727No figureNo figure27.1%
Glenkens - 04903No figureNo figure12.0%
Glenkens - 05722No figureNo figure48.1%
Kirkcudbright - 06615No figureNo figure54.9%
Kirkcudbright - 07518No figureNo figure26.0%
Kirkcudbright - 08403No figureNo figure48.5%

Your MP

As of , from the UK Parliament Members API. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

Middle areas in DG73

Postcode sectors in DG74

Council1

Postcode districts next to DG78

More in the DG postcode area2

DG7 in brief

DG7 is a postcode district covering Castle Douglas and Gatehouse of Fleet, in Dumfries and Galloway.

About 11,899 people lived in DG7 in mid-2024 (worked out by Open Index from NRS small-area estimates).

DG7 had 11,807 usual residents at the census.

About 92% of people in DG7 live in a 1 km square that the radon atlas marks as a radon Affected Area.

In DG7, 50.4% of homes and businesses could get gigabit-capable broadband in January 2026.

In DG7, 2.6% of residents aged 16 to 64 were claiming out-of-work benefits in August 2026.