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EH18

Postcode district

Postcode district covering Bonnyrigg, Poltonhall and Broomieknowe, in Midlothian.

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 EH18 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 17% of people in EH18 live in a 1 km square that the radon atlas marks as a radon Affected Area.

Population
2,256
290th least populated of 2,756
ONS Census 2021 · 2021
People in radon Affected Area squares
17%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
89.4%
UK 87.8%
Ofcom · Jan 2026
Claimant rate
1.6%
UK 3.9%
ONS via Nomis · Aug 2026

How EH18 compares

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

EH18Middle
Population54 postcode districts, EH · 2021
Population: every postcode district in EH54 areas from 370 to 56,484. The middle area is 14,543. EH18 is 2,256.
2,2567th least populated
People in radon Affected Area squares54 postcode districts, EH · 2022
People in radon Affected Area squares: every postcode district in EH54 areas from 0.0% to 100.0%. The middle area is 22.0%. EH18 is 17.0%.
17%joint 26th fewest people in radon Affected Areas
Gigabit broadband coverage54 postcode districts, EH · Jan 2026
Gigabit broadband coverage: every postcode district in EH54 areas from 30.4% to 99.2%. The middle area is 92.9%. EH18 is 89.4%.
89.4%17th lowest
Claimant rate53 postcode districts, EH · Aug 2026
Claimant rate: every postcode district in EH53 areas from 0.0% to 4.0%. The middle area is 2.4%. EH18 is 1.6%.
1.6%joint 7th lowest

What is the population of EH18?

EH18 had 2,256 usual residents at the census.

EH18 is the 290th least populated of 2,756 in the UK.

Neighbourhoods in EH18

NamePeople (census)Recorded crime per 1,000Deprivation decileGigabit broadband
Bonnyrigg North - 051,181No figureNo figure94.9%
Poltonhall - 011,027No figureNo figure87.4%

MPs for EH18

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

Postcode sectors in EH181

Council1

Towns in EH181

Postcode districts next to EH185

Nearest rail stations2

More in the EH postcode area2

EH18 in brief

EH18 is a postcode district covering Bonnyrigg, Poltonhall and Broomieknowe, in Midlothian.

About 2,282 people lived in EH18 in mid-2024 (worked out by Open Index from NRS small-area estimates).

EH18 had 2,256 usual residents at the census.

About 17% of people in EH18 live in a 1 km square that the radon atlas marks as a radon Affected Area.

In EH18, 89.4% of homes and businesses could get gigabit-capable broadband in January 2026.

In EH18, 1.6% of residents aged 16 to 64 were claiming out-of-work benefits in August 2026.