KA3

Postcode district

Postcode district covering Kilmarnock, Stewarton and Onthank, in East Ayrshire.

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 KA3 postcode. How census figures are added up

Open in map

Gigabit coverage by postcode district

Connected Nations (Ofcom) · January 2026

Under 60%98% or more

In KA3, 90.0% of homes and businesses could get gigabit-capable broadband in January 2026.

Population

39,429

481st most populated of 2,756

ONS Census 2021 · 2021

Gigabit broadband coverage

90.0%

UK 87.8%

Ofcom · Jan 2026

Claimant rate

3.5%

UK 3.9%

ONS via Nomis · Aug 2026

Aged 15 to 64

63.3%

1,028th highest of 2,756

ONS Census 2021 · 2021

How KA3 compares

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

KA3Middle

Population30 postcode districts, KA · 2021

39,429most populated

Gigabit broadband coverage30 postcode districts, KA · Jan 2026

90.0%11th highest

Claimant rate29 postcode districts, KA · Aug 2026

3.5%15th highest

Aged 15 to 6430 postcode districts, KA · 2021

63.3%9th highest

What is the population of KA3?

KA3 had 39,429 usual residents at the census.

KA3 is the 481st most populated of 2,756 in the UK.

Neighbourhoods in KA3

Name	People (census)	Recorded crime per 1,000	Deprivation decile	Gigabit broadband
Altonhill North and Onthank - 01	658	No figure	No figure	100.0%
Altonhill North and Onthank - 02	897	No figure	No figure	97.8%
Altonhill North and Onthank - 03	918	No figure	No figure	99.1%
Altonhill North and Onthank - 04	744	No figure	No figure	100.0%
Altonhill North and Onthank - 05	656	No figure	No figure	98.1%
Altonhill North and Onthank - 06	638	No figure	No figure	100.0%
Altonhill South, Longpark and Hillhead - 01	770	No figure	No figure	100.0%
Altonhill South, Longpark and Hillhead - 02	561	No figure	No figure	100.0%
Altonhill South, Longpark and Hillhead - 03	454	No figure	No figure	99.3%
Altonhill South, Longpark and Hillhead - 04	649	No figure	No figure	100.0%
Altonhill South, Longpark and Hillhead - 05	803	No figure	No figure	81.9%
Altonhill South, Longpark and Hillhead - 06	939	No figure	No figure	94.4%
Altonhill South, Longpark and Hillhead - 07	530	No figure	No figure	63.9%
Crosshouse, Gatehead and Kilmaurs Rural - 06	634	No figure	No figure	100.0%
Dean and New Farm Loch North - 01	550	No figure	No figure	98.1%
Dean and New Farm Loch North - 02	839	No figure	No figure	91.8%
Dean and New Farm Loch North - 03	666	No figure	No figure	100.0%
Dean and New Farm Loch North - 04	860	No figure	No figure	97.6%
Dean and New Farm Loch North - 05	717	No figure	No figure	100.0%
Earlston and Hurlford Rural - 06	632	No figure	No figure	99.7%
Kilmaurs - 01	972	No figure	No figure	95.5%
Kilmaurs - 02	744	No figure	No figure	98.0%
Kilmaurs - 03	836	No figure	No figure	99.5%
New Farm Loch South - 01	459	No figure	No figure	100.0%
New Farm Loch South - 02	834	No figure	No figure	79.1%
New Farm Loch South - 03	700	No figure	No figure	98.6%
New Farm Loch South - 04	868	No figure	No figure	86.0%
Northern and Irvine Valley Rural - 03	786	No figure	No figure	83.0%
Northern and Irvine Valley Rural - 04	961	No figure	No figure	10.5%
Northern and Irvine Valley Rural - 05	738	No figure	No figure	87.7%
Northern and Irvine Valley Rural - 06	625	No figure	No figure	100.0%
Northern and Irvine Valley Rural - 07	681	No figure	No figure	86.8%
Northern and Irvine Valley Rural - 08	482	No figure	No figure	83.9%
Northern and Irvine Valley Rural - 09	1,113	No figure	No figure	84.8%
Piersland - 03	908	No figure	No figure	94.5%
Piersland - 04	611	No figure	No figure	100.0%
Southcraig and Beansburn - 01	1,086	No figure	No figure	99.8%
Southcraig and Beansburn - 02	586	No figure	No figure	78.0%
Southcraig and Beansburn - 03	719	No figure	No figure	99.7%
Southcraig and Beansburn - 04	878	No figure	No figure	100.0%
Southcraig and Beansburn - 05	807	No figure	No figure	100.0%
Southcraig and Beansburn - 06	581	No figure	No figure	100.0%
Southcraig and Beansburn - 07	555	No figure	No figure	99.6%
Southcraig and Beansburn - 08	508	No figure	No figure	98.4%
Stewarton East - 01	988	No figure	No figure	95.2%
Stewarton East - 02	795	No figure	No figure	99.7%
Stewarton East - 03	627	No figure	No figure	87.2%
Stewarton East - 04	689	No figure	No figure	76.5%
Stewarton East - 05	952	No figure	No figure	92.6%
Stewarton West - 01	949	No figure	No figure	98.1%
Stewarton West - 02	719	No figure	No figure	86.8%
Stewarton West - 03	820	No figure	No figure	99.7%

MPs for KA3

Lillian JonesLabourMP for Kilmarnock and Loudoun99% of KA3’s postcodes
Alan GemmellLabourMP for Central Ayrshire1.0% of KA3’s postcodes
Irene CampbellLabourMP for North Ayrshire and Arran0.1% of KA3’s postcodes

As of 18 October 2026, from the UK Parliament Members API. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

KA3

Gigabit coverage by postcode district

How KA3 compares

What is the population of KA3?

Neighbourhoods in KA3

MPs for KA3

Middle areas in KA39

Postcode sectors in KA37

Council1

Towns in KA32

Postcode districts next to KA311

Nearest rail stations3

More in the KA postcode area2