Local authority · E07000070

Population in Chelmsford

Every population series published for Chelmsford, each over its full published span. A series that begins part-way along began then: nothing earlier is published for this area, and no gap is filled in.

Net internal migration by local authority

In Chelmsford, net internal migration by local authority rose from -38 in Year to mid-2012 to 1,345 in Year to mid-2025, a change of 1,383 or 3639.5% (ONS).

Net internal migration by local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour05001k201520202025Year to mid-2012: -38 people · published 26 September 2025Year to mid-2013: 429 people · published 26 September 2025Year to mid-2014: 393 people · published 26 September 2025Year to mid-2015: 123 people · published 26 September 2025Year to mid-2016: 492 people · published 26 September 2025Year to mid-2017: 1,053 people · published 26 September 2025Year to mid-2018: 260 people · published 26 September 2025Year to mid-2019: 804 people · published 26 September 2025Year to mid-2020: 432 people · published 26 September 2025Year to mid-2021: 458 people · published 26 September 2025Year to mid-2022: 193 people · published 26 September 2025Year to mid-2023: 297 people · published 26 September 2025Year to mid-2024: 340 people · published 26 September 2025Year to mid-2025: 1,345 people · published 29 July 2026

Published valueProvisional or revisedLatestShaded bands: governments (see labels)Hover or use arrow keys to read a value

ONS. Earlier years come from Internal migration net by local authority, 2012 to 2024, joined where the modern series has no figure; overlapping periods are never double-counted. Latest: 1,345 (Year to mid-2025). The national series and its methodology.

International migration into a local authority

In Chelmsford, international migration into a local authority rose from 906 in Year to mid-2012 to 2,095 in Year to mid-2025, a change of 1,189 or 131.2% (ONS).

International migration into a local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour01k2k201520202025Year to mid-2012: 906 people · published 26 September 2025Year to mid-2013: 1,048 people · published 26 September 2025Year to mid-2014: 1,186 people · published 26 September 2025Year to mid-2015: 1,419 people · published 26 September 2025Year to mid-2016: 1,472 people · published 26 September 2025Year to mid-2017: 1,253 people · published 26 September 2025Year to mid-2018: 1,257 people · published 26 September 2025Year to mid-2019: 1,691 people · published 26 September 2025Year to mid-2020: 1,202 people · published 26 September 2025Year to mid-2021: 1,348 people · published 26 September 2025Year to mid-2022: 1,958 people · published 26 September 2025Year to mid-2023: 2,866 people · published 26 September 2025Year to mid-2024: 2,965 people · published 26 September 2025Year to mid-2025: 2,095 people · published 29 July 2026

Published valueProvisional or revisedLatestShaded bands: governments (see labels)Hover or use arrow keys to read a value

ONS. Earlier years come from International migration in by local authority, 2012 to 2024, joined where the modern series has no figure; overlapping periods are never double-counted. Latest: 2,095 (Year to mid-2025). The national series and its methodology.

International migration out of a local authority

In Chelmsford, international migration out of a local authority rose from 762 in Year to mid-2012 to 1,262 in Year to mid-2025, a change of 500 or 65.6% (ONS).

International migration out of a local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour05001k201520202025Year to mid-2012: 762 people · published 26 September 2025Year to mid-2013: 754 people · published 26 September 2025Year to mid-2014: 785 people · published 26 September 2025Year to mid-2015: 791 people · published 26 September 2025Year to mid-2016: 888 people · published 26 September 2025Year to mid-2017: 926 people · published 26 September 2025Year to mid-2018: 1,011 people · published 26 September 2025Year to mid-2019: 1,083 people · published 26 September 2025Year to mid-2020: 1,167 people · published 26 September 2025Year to mid-2021: 904 people · published 26 September 2025Year to mid-2022: 761 people · published 26 September 2025Year to mid-2023: 681 people · published 26 September 2025Year to mid-2024: 797 people · published 26 September 2025Year to mid-2025: 1,262 people · published 29 July 2026

Published valueProvisional or revisedLatestShaded bands: governments (see labels)Hover or use arrow keys to read a value

ONS. Earlier years come from International migration out by local authority, 2012 to 2024, joined where the modern series has no figure; overlapping periods are never double-counted. Latest: 1,262 (Year to mid-2025). The national series and its methodology.

Net international migration by local authority

In Chelmsford, net international migration by local authority rose from 144 in Year to mid-2012 to 833 in Year to mid-2025, a change of 689 or 478.5% (ONS).

Net international migration by local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour01k2k201520202025Year to mid-2012: 144 people · published 26 September 2025Year to mid-2013: 294 people · published 26 September 2025Year to mid-2014: 401 people · published 26 September 2025Year to mid-2015: 628 people · published 26 September 2025Year to mid-2016: 584 people · published 26 September 2025Year to mid-2017: 327 people · published 26 September 2025Year to mid-2018: 246 people · published 26 September 2025Year to mid-2019: 608 people · published 26 September 2025Year to mid-2020: 35 people · published 26 September 2025Year to mid-2021: 444 people · published 26 September 2025Year to mid-2022: 1,197 people · published 26 September 2025Year to mid-2023: 2,185 people · published 26 September 2025Year to mid-2024: 2,168 people · published 26 September 2025Year to mid-2025: 833 people · published 29 July 2026

Published valueProvisional or revisedLatestShaded bands: governments (see labels)Hover or use arrow keys to read a value

ONS. Earlier years come from International migration net by local authority, 2012 to 2024, joined where the modern series has no figure; overlapping periods are never double-counted. Latest: 833 (Year to mid-2025). The national series and its methodology.

Births by local authority

In Chelmsford, births by local authority fell from 2,030 in Year to mid-2012 to 1,722 in Year to mid-2025, a change of 308 or 15.2% (ONS).

Births by local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour01k2k201520202025Year to mid-2012: 2,030 people · published 26 September 2025Year to mid-2013: 1,905 people · published 26 September 2025Year to mid-2014: 1,923 people · published 26 September 2025Year to mid-2015: 1,928 people · published 26 September 2025Year to mid-2016: 1,927 people · published 26 September 2025Year to mid-2017: 2,016 people · published 26 September 2025Year to mid-2018: 1,958 people · published 26 September 2025Year to mid-2019: 1,866 people · published 26 September 2025Year to mid-2020: 1,773 people · published 26 September 2025Year to mid-2021: 1,855 people · published 26 September 2025Year to mid-2022: 1,923 people · published 26 September 2025Year to mid-2023: 1,835 people · published 26 September 2025Year to mid-2024: 1,781 people · published 26 September 2025Year to mid-2025: 1,722 people · published 29 July 2026

Published valueProvisional or revisedLatestShaded bands: governments (see labels)Hover or use arrow keys to read a value

ONS. Earlier years come from Births by local authority, 2012 to 2024, joined where the modern series has no figure; overlapping periods are never double-counted. Latest: 1,722 (Year to mid-2025). The national series and its methodology.

Deaths by local authority

In Chelmsford, deaths by local authority rose from 1,373 in Year to mid-2012 to 1,636 in Year to mid-2025, a change of 263 or 19.2% (ONS).

Deaths by local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour05001k2k201520202025Year to mid-2012: 1,373 people · published 26 September 2025Year to mid-2013: 1,416 people · published 26 September 2025Year to mid-2014: 1,266 people · published 26 September 2025Year to mid-2015: 1,467 people · published 26 September 2025Year to mid-2016: 1,423 people · published 26 September 2025Year to mid-2017: 1,502 people · published 26 September 2025Year to mid-2018: 1,521 people · published 26 September 2025Year to mid-2019: 1,549 people · published 26 September 2025Year to mid-2020: 1,704 people · published 26 September 2025Year to mid-2021: 1,599 people · published 26 September 2025Year to mid-2022: 1,660 people · published 26 September 2025Year to mid-2023: 1,764 people · published 26 September 2025Year to mid-2024: 1,571 people · published 26 September 2025Year to mid-2025: 1,636 people · published 29 July 2026

Published valueProvisional or revisedLatestShaded bands: governments (see labels)Hover or use arrow keys to read a value

ONS. Earlier years come from Deaths by local authority, 2012 to 2024, joined where the modern series has no figure; overlapping periods are never double-counted. Latest: 1,636 (Year to mid-2025). The national series and its methodology.

Births minus deaths by local authority

In Chelmsford, births minus deaths by local authority fell from 657 in Year to mid-2012 to 86 in Year to mid-2025, a change of 571 or 86.9% (ONS).

Births minus deaths by local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour0200400600201520202025Year to mid-2012: 657 people · published 26 September 2025Year to mid-2013: 489 people · published 26 September 2025Year to mid-2014: 657 people · published 26 September 2025Year to mid-2015: 461 people · published 26 September 2025Year to mid-2016: 504 people · published 26 September 2025Year to mid-2017: 514 people · published 26 September 2025Year to mid-2018: 437 people · published 26 September 2025Year to mid-2019: 317 people · published 26 September 2025Year to mid-2020: 69 people · published 26 September 2025Year to mid-2021: 256 people · published 26 September 2025Year to mid-2022: 263 people · published 26 September 2025Year to mid-2023: 71 people · published 26 September 2025Year to mid-2024: 210 people · published 26 September 2025Year to mid-2025: 86 people · published 29 July 2026

Published valueProvisional or revisedLatestShaded bands: governments (see labels)Hover or use arrow keys to read a value

ONS. Earlier years come from Natural change by local authority, 2012 to 2024, joined where the modern series has no figure; overlapping periods are never double-counted. Latest: 86 (Year to mid-2025). The national series and its methodology.

Other population change by local authority

In Chelmsford, other population change by local authority fell from 47 in Year to mid-2012 to -22 in Year to mid-2025, a change of 69 or 146.8% (ONS).

Other population change by local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour0100201520202025Year to mid-2012: 47 people · published 26 September 2025Year to mid-2013: -32 people · published 26 September 2025Year to mid-2014: 196 people · published 26 September 2025Year to mid-2015: 57 people · published 26 September 2025Year to mid-2016: 160 people · published 26 September 2025Year to mid-2017: 71 people · published 26 September 2025Year to mid-2018: -28 people · published 26 September 2025Year to mid-2019: 136 people · published 26 September 2025Year to mid-2020: 70 people · published 26 September 2025Year to mid-2021: 181 people · published 26 September 2025Year to mid-2022: -9 people · published 26 September 2025Year to mid-2023: 36 people · published 26 September 2025Year to mid-2024: 25 people · published 26 September 2025Year to mid-2025: -22 people · published 29 July 2026

Published valueProvisional or revisedLatestShaded bands: governments (see labels)Hover or use arrow keys to read a value

ONS. Earlier years come from Other population change by local authority, 2012 to 2024, joined where the modern series has no figure; overlapping periods are never double-counted. Latest: -22 (Year to mid-2025). The national series and its methodology.

Population by local authority

In Chelmsford, population by local authority rose from 168,491 in Mid-2011 to 188,803 in Mid-2024, a change of 20,312 or 12.1% (ONS).

Population by local authority: Mid-2011 to Mid-2024CoalitionCoalitionConservativeConservativeConservativeConservativeConservative050k100k150k20152020Mid-2011: 168,491 people · published 26 September 2025Mid-2012: 169,301 people · published 26 September 2025Mid-2013: 170,481 people · published 26 September 2025Mid-2014: 172,128 people · published 26 September 2025Mid-2015: 173,397 people · published 26 September 2025Mid-2016: 175,137 people · published 26 September 2025Mid-2017: 177,102 people · published 26 September 2025Mid-2018: 178,017 people · published 26 September 2025Mid-2019: 179,882 people · published 26 September 2025Mid-2020: 180,488 people · published 26 September 2025Mid-2021: 181,827 people · published 26 September 2025Mid-2022: 183,471 people · published 26 September 2025Mid-2023: 186,060 people · published 26 September 2025Mid-2024: 188,803 people · published 26 September 2025

Published valueProvisional or revisedLatestShaded bands: governments (see labels)Hover or use arrow keys to read a value

ONS. Latest: 188,803 (Mid-2024). The national series and its methodology.

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