# KA1

Postcode district covering Kilmarnock, Grange and Riccarton, in East Ayrshire.

KA1 is a postcode district covering Kilmarnock, Grange and Riccarton, in East Ayrshire. About 29,846 people.

Postcode district. Code KA1. In: [Postcodes](https://openindex.co.uk/postcode) › [KA](https://openindex.co.uk/postcode/ka)

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 KA1 postcode. [How census figures are added up](https://openindex.co.uk/sources/population)

## Key figures

- **Population: 29,556** (2021). KA1 had 29,556 usual residents at the census (Scotland's Census 2022). 946th most populated of 2,756. Source: Census 2021, England and Wales and Scotland's Census 2022 and Census 2021, Northern Ireland, 2021. Published 21 July 2026. https://openindex.co.uk/postcode/ka1#f-population
- **People in radon Affected Area squares: 22%** (2022). About 22% of people in KA1 live in a 1 km square that the radon atlas marks as a radon Affected Area. UK 44%. Source: Worked out by Open Index from the UKHSA and BGS radon atlas and census output areas. Published 1 December 2022. https://openindex.co.uk/postcode/ka1#f-radon-affected-share
- **Gigabit broadband coverage: 89.8%** (January 2026). In KA1, 89.8% of homes and businesses could get gigabit-capable broadband in January 2026 (Ofcom). UK 87.8%. Source: Connected Nations (Ofcom), January 2026. Published 13 May 2026. https://openindex.co.uk/postcode/ka1#f-gigabit-coverage
- **Claimant rate: 4.0%** (August 2026). In KA1, 4.0% of residents aged 16 to 64 were claiming out-of-work benefits in August 2026 (ONS via Nomis). UK 3.9%. Source: Claimant count (Nomis), August 2026. Published 15 September 2026. https://openindex.co.uk/postcode/ka1#f-claimant-rate

## On the map

- [Radon Affected Area by postcode district](https://openindex.co.uk/map/radon-affected-areas?place=KA1) (Worked out by Open Index · 2022): About 22% of people in KA1 live in a 1 km square that the radon atlas marks as a radon Affected Area.
- [Average house price by council](https://openindex.co.uk/map/house-prices?place=KA1) (UK House Price Index · August 2026): Published for whole councils, so the map colours all of East Ayrshire, where most of this postcode district lies. The outline is KA1.
- [Crimes by council](https://openindex.co.uk/map/scotland-crime-count?place=KA1) (Recorded crimes and offences in Scotland · 2025/26): Published for whole councils, so the map colours all of East Ayrshire, where most of this postcode district lies. The outline is KA1.
- [Population by postcode district](https://openindex.co.uk/map/population?place=KA1) (Census 2021, England and Wales): KA1 had 29,556 usual residents at the census.

## How KA1 compares

Each postcode district against every other postcode district the measure covers.

| Measure | KA1 | Rank | Compared with |
| --- | --- | --- | --- |
| Population | 29,556 | 2nd most populated | 30 postcode districts, KA · 2021 |
| People in radon Affected Area squares | 22% | 8th most people in radon Affected Areas | 30 postcode districts, KA · 2022 |
| Gigabit broadband coverage | 89.8% | 12th highest | 30 postcode districts, KA · Jan 2026 |
| Claimant rate | 4.0% | joint 12th highest | 29 postcode districts, KA · Aug 2026 |

## What is the population of KA1?

KA1 had 29,556 usual residents at the census.
KA1 is the 946th most populated of 2,756 in the UK.

## Neighbourhoods in KA1

| Area | People (census) | Recorded crime per 1,000 | Deprivation decile | Gigabit broadband |
| --- | --- | --- | --- | --- |
| [Annbank, Mossblown and Tarbolton  - 08](https://openindex.co.uk/south-ayrshire/neighbourhood/s01019876) | 483 | – | – | 74.3% |
| [Bellfield and Kirkstyle - 01](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015650) | 874 | – | – | 100.0% |
| [Bellfield and Kirkstyle - 02](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015651) | 768 | – | – | 99.8% |
| [Bellfield and Kirkstyle - 03](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015652) | 1,031 | – | – | 99.8% |
| [Bellfield and Kirkstyle - 04](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015653) | 878 | – | – | 96.3% |
| [Bellfield and Kirkstyle - 05](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015654) | 788 | – | – | 99.7% |
| [Bonnyton and Town Centre - 01](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015694) | 635 | – | – | 73.3% |
| [Bonnyton and Town Centre - 02](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015695) | 650 | – | – | 93.7% |
| [Bonnyton and Town Centre - 03](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015696) | 466 | – | – | 99.6% |
| [Bonnyton and Town Centre - 04](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015697) | 927 | – | – | 98.7% |
| [Bonnyton and Town Centre - 05](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015698) | 769 | – | – | 99.4% |
| [Crosshouse, Gatehead and Kilmaurs Rural - 05](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015712) | 842 | – | – | 74.2% |
| [Dundonald, Loans and Symington - 01](https://openindex.co.uk/south-ayrshire/neighbourhood/s01019877) | 642 | – | – | 85.8% |
| [Dundonald, Loans and Symington - 02](https://openindex.co.uk/south-ayrshire/neighbourhood/s01019878) | 717 | – | – | 2.6% |
| [Dundonald, Loans and Symington - 03](https://openindex.co.uk/south-ayrshire/neighbourhood/s01019879) | 671 | – | – | 28.0% |
| [Earlston and Hurlford Rural - 01](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015637) | 788 | – | – | 100.0% |
| [Earlston and Hurlford Rural - 02](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015638) | 668 | – | – | 100.0% |
| [Earlston and Hurlford Rural - 03](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015639) | 966 | – | – | 96.2% |
| [Earlston and Hurlford Rural - 04](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015640) | 480 | – | – | 99.4% |
| [Earlston and Hurlford Rural - 05](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015641) | 654 | – | – | 87.9% |
| [Earlston and Hurlford Rural - 07](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015643) | 1,223 | – | – | 68.4% |
| [Grange, Howard and Gargieston - 01](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015699) | 889 | – | – | 98.5% |
| [Grange, Howard and Gargieston - 02](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015700) | 575 | – | – | 92.6% |
| [Grange, Howard and Gargieston - 03](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015701) | 618 | – | – | 89.8% |
| [Grange, Howard and Gargieston - 04](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015702) | 873 | – | – | 99.8% |
| [Grange, Howard and Gargieston - 05](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015703) | 630 | – | – | 100.0% |
| [Grange, Howard and Gargieston - 06](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015704) | 837 | – | – | 97.3% |
| [Grange, Howard and Gargieston - 08](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015706) | 554 | – | – | 89.4% |
| [Grange, Howard and Gargieston - 09](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015707) | 620 | – | – | 90.0% |
| [Kilmarnock South Central and Caprington - 01](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015655) | 750 | – | – | 100.0% |
| [Kilmarnock South Central and Caprington - 02](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015656) | 644 | – | – | 99.3% |
| [Kilmarnock South Central and Caprington - 03](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015657) | 693 | – | – | 78.2% |
| [Kilmarnock South Central and Caprington - 04](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015658) | 627 | – | – | 56.8% |
| [Piersland - 01](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015659) | 545 | – | – | 98.2% |
| [Piersland - 02](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015660) | 582 | – | – | 91.8% |
| [Piersland - 05](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015663) | 521 | – | – | 99.6% |
| [Shortlees - 01](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015644) | 568 | – | – | 95.9% |
| [Shortlees - 02](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015645) | 1,044 | – | – | 99.1% |
| [Shortlees - 03](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015646) | 776 | – | – | 97.5% |
| [Shortlees - 04](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015647) | 485 | – | – | 100.0% |
| [Shortlees - 05](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015648) | 1,018 | – | – | 99.8% |
| [Shortlees - 06](https://openindex.co.uk/east-ayrshire/neighbourhood/s01015649) | 517 | – | – | 100.0% |

## Your MP

- [Kilmarnock and Loudoun](https://openindex.co.uk/constituency/kilmarnock-and-loudoun): Lillian Jones (Labour), MP since July 2024. 91% of the people here.
- [Central Ayrshire](https://openindex.co.uk/constituency/central-ayrshire): Alan Gemmell (Labour), MP since July 2024. 9.0% of the people here.

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

## Middle areas in KA1

[Bellfield and Kirkstyle](https://openindex.co.uk/east-ayrshire/bellfield-and-kirkstyle), [Bonnyton and Town Centre](https://openindex.co.uk/east-ayrshire/bonnyton-and-town-centre), [Earlston and Hurlford Rural](https://openindex.co.uk/east-ayrshire/earlston-and-hurlford-rural), [Grange, Howard and Gargieston](https://openindex.co.uk/east-ayrshire/grange-howard-and-gargieston), [Kilmarnock South Central and Caprington](https://openindex.co.uk/east-ayrshire/kilmarnock-south-central-and-caprington), [Piersland](https://openindex.co.uk/east-ayrshire/piersland), [Shortlees](https://openindex.co.uk/east-ayrshire/shortlees)

## Postcode sectors in KA1

[KA1 1 (133 postcodes)](https://openindex.co.uk/postcode/ka1-1), [KA1 2 (207 postcodes)](https://openindex.co.uk/postcode/ka1-2), [KA1 3 (217 postcodes)](https://openindex.co.uk/postcode/ka1-3), [KA1 4 (191 postcodes)](https://openindex.co.uk/postcode/ka1-4), [KA1 5 (216 postcodes)](https://openindex.co.uk/postcode/ka1-5), [KA1 9 (60 postcodes)](https://openindex.co.uk/postcode/ka1-9)

## Council

[East Ayrshire](https://openindex.co.uk/east-ayrshire)

## Towns in KA1

[Kilmarnock](https://openindex.co.uk/town/kilmarnock)

## Postcode districts next to KA1

[KA2](https://openindex.co.uk/postcode/ka2), [KA3](https://openindex.co.uk/postcode/ka3), [KA4](https://openindex.co.uk/postcode/ka4), [KA5](https://openindex.co.uk/postcode/ka5), [KA9](https://openindex.co.uk/postcode/ka9), [KA10](https://openindex.co.uk/postcode/ka10)

## More in the KA postcode area

[All KA postcode districts](https://openindex.co.uk/postcode/ka), [Every UK postcode area](https://openindex.co.uk/postcode)

## KA1 in brief

KA1 is a postcode district covering Kilmarnock, Grange and Riccarton, in East Ayrshire.
About 29,846 people lived in KA1 in mid-2024 (worked out by Open Index from NRS small-area estimates).
KA1 had 29,556 usual residents at the census.
About 22% of people in KA1 live in a 1 km square that the radon atlas marks as a radon Affected Area.
In KA1, 89.8% of homes and businesses could get gigabit-capable broadband in January 2026.
In KA1, 4.0% of residents aged 16 to 64 were claiming out-of-work benefits in August 2026.

## About

- Type: Postcode district
- Code: KA1
- Postcode area: [KA](https://openindex.co.uk/postcode/ka)
- Constituency: [Kilmarnock and Loudoun †](https://openindex.co.uk/constituency/kilmarnock-and-loudoun)
- Council: [East Ayrshire †](https://openindex.co.uk/east-ayrshire)
- Area: 72.01 km²
- People, mid-2024: 29,846*
- Neighbourhoods: 42
- Output areas: 258

* People: worked out by Open Index from neighbourhood estimates, shared out by where people lived at the census (by area in Northern Ireland). This area's edges do not follow neighbourhood edges, so the figure is close but not exact.
† Best fit: the constituency, council and nation this postcode district mostly lies in. Its edges do not follow theirs.

## Next door

[KA2](https://openindex.co.uk/postcode/ka2), [KA5](https://openindex.co.uk/postcode/ka5), [KA3](https://openindex.co.uk/postcode/ka3), [KA10](https://openindex.co.uk/postcode/ka10), [KA4](https://openindex.co.uk/postcode/ka4), [KA9](https://openindex.co.uk/postcode/ka9)

## Latest updates for KA1

- August 2026 house prices published: HM Land Registry and partners · Oct 2026.
- September 2026 rent published: ONS private rents · Oct 2026.
- Schools updated: Ofsted · Oct 2026.
- GP practices updated: NHS England · Oct 2026.

The same figures as JSON: https://openindex.co.uk/v1/places/KA1

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/postcode/ka1, or to one figure with its anchor, https://openindex.co.uk/postcode/ka1#f-population.

Open Index's own text and the figures it works out are licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Source data keeps its publishers' licences, named with each figure. Give each figure's period and source with it.

Snapshot 2026.10.9. The HTML page: https://openindex.co.uk/postcode/ka1