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FK4

Postcode district

Postcode district covering Bonnybridge, Greenhill and Banknock, in Falkirk.

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 FK4 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 2% of people in FK4 live in a 1 km square that the radon atlas marks as a radon Affected Area.

Population
13,266
913th least populated of 2,756
ONS Census 2021 · 2021
People in radon Affected Area squares
2%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
94.4%
UK 87.8%
Ofcom · Jan 2026
Claimant rate
2.5%
UK 3.9%
ONS via Nomis · Aug 2026

How FK4 compares

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

FK4Middle
Population21 postcode districts, FK · 2021
Population: every postcode district in FK21 areas from 234 to 49,875. The middle area is 10,689. FK4 is 13,266.
13,26610th most populated
People in radon Affected Area squares21 postcode districts, FK · 2022
People in radon Affected Area squares: every postcode district in FK21 areas from 0.0% to 100.0%. The middle area is 15.0%. FK4 is 2.0%.
2%7th fewest people in radon Affected Areas
Gigabit broadband coverage21 postcode districts, FK · Jan 2026
Gigabit broadband coverage: every postcode district in FK21 areas from 0.0% to 97.3%. The middle area is 91.3%. FK4 is 94.4%.
94.4%4th highest
Claimant rate20 postcode districts, FK · Aug 2026
Claimant rate: every postcode district in FK20 areas from 0.4% to 4.8%. The middle area is 2.7%. FK4 is 2.5%.
2.5%9th lowest

What is the population of FK4?

FK4 had 13,266 usual residents at the census.

FK4 is the 913th least populated of 2,756 in the UK.

Neighbourhoods in FK4

NamePeople (census)Recorded crime per 1,000Deprivation decileGigabit broadband
Banknock, Haggs and Longcroft - 01441No figureNo figure28.4%
Banknock, Haggs and Longcroft - 02483No figureNo figure94.1%
Banknock, Haggs and Longcroft - 03784No figureNo figure97.3%
Banknock, Haggs and Longcroft - 04706No figureNo figure100.0%
Banknock, Haggs and Longcroft - 05505No figureNo figure87.4%
Banknock, Haggs and Longcroft - 06893No figureNo figure100.0%
Bonnybridge - 01561No figureNo figure100.0%
Bonnybridge - 02766No figureNo figure100.0%
Bonnybridge - 03857No figureNo figure97.3%
Bonnybridge - 04940No figureNo figure100.0%
Bonnybridge - 05536No figureNo figure98.6%
Bonnybridge - 06612No figureNo figure98.2%
Bonnybridge - 07525No figureNo figure95.1%
Head of Muir and Dennyloanhead - 01935No figureNo figure99.7%
Head of Muir and Dennyloanhead - 02848No figureNo figure99.0%
High Bonnybridge and Greenhill - 01714No figureNo figure98.5%
High Bonnybridge and Greenhill - 02868No figureNo figure80.2%
High Bonnybridge and Greenhill - 03838No figureNo figure100.0%
High Bonnybridge and Greenhill - 04654No figureNo figure100.0%
High Bonnybridge and Greenhill - 05555No figureNo figure99.6%

MPs for FK4

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 FK44

Postcode sectors in FK42

Council1

Towns in FK43

Postcode districts next to FK47

More in the FK postcode area2

FK4 in brief

FK4 is a postcode district covering Bonnybridge, Greenhill and Banknock, in Falkirk.

About 13,059 people lived in FK4 in mid-2024 (worked out by Open Index from NRS small-area estimates).

FK4 had 13,266 usual residents at the census.

About 2% of people in FK4 live in a 1 km square that the radon atlas marks as a radon Affected Area.

In FK4, 94.4% of homes and businesses could get gigabit-capable broadband in January 2026.

In FK4, 2.5% of residents aged 16 to 64 were claiming out-of-work benefits in August 2026.