Local authority · E07000228

Population in Mid Sussex

Every population series published for Mid Sussex, 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 Mid Sussex, net internal migration by local authority rose from 974 in Year to mid-2012 to 1,737 in Year to mid-2025, a change of 763 or 78.3% (ONS).

Net internal migration by local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour01k2k201520202025Year to mid-2012: 974 people · published 26 September 2025Year to mid-2013: 1,527 people · published 26 September 2025Year to mid-2014: 1,336 people · published 26 September 2025Year to mid-2015: 1,003 people · published 26 September 2025Year to mid-2016: 768 people · published 26 September 2025Year to mid-2017: 556 people · published 26 September 2025Year to mid-2018: 962 people · published 26 September 2025Year to mid-2019: 946 people · published 26 September 2025Year to mid-2020: 972 people · published 26 September 2025Year to mid-2021: 2,081 people · published 26 September 2025Year to mid-2022: 1,093 people · published 26 September 2025Year to mid-2023: 1,619 people · published 26 September 2025Year to mid-2024: 1,774 people · published 26 September 2025Year to mid-2025: 1,737 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: 1,737 (Year to mid-2025). The national series and its methodology.

International migration into a local authority

In Mid Sussex, international migration into a local authority rose from 807 in Year to mid-2012 to 1,582 in Year to mid-2025, a change of 775 or 96.0% (ONS).

International migration into a local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour01k2k201520202025Year to mid-2012: 807 people · published 26 September 2025Year to mid-2013: 835 people · published 26 September 2025Year to mid-2014: 925 people · published 26 September 2025Year to mid-2015: 913 people · published 26 September 2025Year to mid-2016: 1,071 people · published 26 September 2025Year to mid-2017: 947 people · published 26 September 2025Year to mid-2018: 1,071 people · published 26 September 2025Year to mid-2019: 899 people · published 26 September 2025Year to mid-2020: 720 people · published 26 September 2025Year to mid-2021: 789 people · published 26 September 2025Year to mid-2022: 1,676 people · published 26 September 2025Year to mid-2023: 2,239 people · published 26 September 2025Year to mid-2024: 2,072 people · published 26 September 2025Year to mid-2025: 1,582 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: 1,582 (Year to mid-2025). The national series and its methodology.

International migration out of a local authority

In Mid Sussex, international migration out of a local authority rose from 838 in Year to mid-2012 to 927 in Year to mid-2025, a change of 89 or 10.6% (ONS).

International migration out of a local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour05001k201520202025Year to mid-2012: 838 people · published 26 September 2025Year to mid-2013: 777 people · published 26 September 2025Year to mid-2014: 861 people · published 26 September 2025Year to mid-2015: 864 people · published 26 September 2025Year to mid-2016: 831 people · published 26 September 2025Year to mid-2017: 952 people · published 26 September 2025Year to mid-2018: 975 people · published 26 September 2025Year to mid-2019: 1,032 people · published 26 September 2025Year to mid-2020: 958 people · published 26 September 2025Year to mid-2021: 949 people · published 26 September 2025Year to mid-2022: 643 people · published 26 September 2025Year to mid-2023: 583 people · published 26 September 2025Year to mid-2024: 593 people · published 26 September 2025Year to mid-2025: 927 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: 927 (Year to mid-2025). The national series and its methodology.

Net international migration by local authority

In Mid Sussex, net international migration by local authority rose from -31 in Year to mid-2012 to 655 in Year to mid-2025, a change of 686 or 2212.9% (ONS).

Net international migration by local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour05001k2k201520202025Year to mid-2012: -31 people · published 26 September 2025Year to mid-2013: 58 people · published 26 September 2025Year to mid-2014: 64 people · published 26 September 2025Year to mid-2015: 49 people · published 26 September 2025Year to mid-2016: 240 people · published 26 September 2025Year to mid-2017: -5 people · published 26 September 2025Year to mid-2018: 96 people · published 26 September 2025Year to mid-2019: -133 people · published 26 September 2025Year to mid-2020: -238 people · published 26 September 2025Year to mid-2021: -160 people · published 26 September 2025Year to mid-2022: 1,033 people · published 26 September 2025Year to mid-2023: 1,656 people · published 26 September 2025Year to mid-2024: 1,479 people · published 26 September 2025Year to mid-2025: 655 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: 655 (Year to mid-2025). The national series and its methodology.

Births by local authority

In Mid Sussex, births by local authority fell from 1,512 in Year to mid-2012 to 1,491 in Year to mid-2025, a change of 21 or 1.4% (ONS).

Births by local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour05001k2k201520202025Year to mid-2012: 1,512 people · published 26 September 2025Year to mid-2013: 1,484 people · published 26 September 2025Year to mid-2014: 1,564 people · published 26 September 2025Year to mid-2015: 1,531 people · published 26 September 2025Year to mid-2016: 1,620 people · published 26 September 2025Year to mid-2017: 1,547 people · published 26 September 2025Year to mid-2018: 1,525 people · published 26 September 2025Year to mid-2019: 1,467 people · published 26 September 2025Year to mid-2020: 1,487 people · published 26 September 2025Year to mid-2021: 1,453 people · published 26 September 2025Year to mid-2022: 1,614 people · published 26 September 2025Year to mid-2023: 1,534 people · published 26 September 2025Year to mid-2024: 1,513 people · published 26 September 2025Year to mid-2025: 1,491 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: 1,491 (Year to mid-2025). The national series and its methodology.

Deaths by local authority

In Mid Sussex, deaths by local authority rose from 1,277 in Year to mid-2012 to 1,438 in Year to mid-2025, a change of 161 or 12.6% (ONS).

Deaths by local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour05001k2k201520202025Year to mid-2012: 1,277 people · published 26 September 2025Year to mid-2013: 1,278 people · published 26 September 2025Year to mid-2014: 1,258 people · published 26 September 2025Year to mid-2015: 1,424 people · published 26 September 2025Year to mid-2016: 1,302 people · published 26 September 2025Year to mid-2017: 1,444 people · published 26 September 2025Year to mid-2018: 1,398 people · published 26 September 2025Year to mid-2019: 1,339 people · published 26 September 2025Year to mid-2020: 1,547 people · published 26 September 2025Year to mid-2021: 1,439 people · published 26 September 2025Year to mid-2022: 1,506 people · published 26 September 2025Year to mid-2023: 1,558 people · published 26 September 2025Year to mid-2024: 1,437 people · published 26 September 2025Year to mid-2025: 1,438 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: 1,438 (Year to mid-2025). The national series and its methodology.

Births minus deaths by local authority

In Mid Sussex, births minus deaths by local authority fell from 235 in Year to mid-2012 to 53 in Year to mid-2025, a change of 182 or 77.4% (ONS).

Births minus deaths by local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour0100200300201520202025Year to mid-2012: 235 people · published 26 September 2025Year to mid-2013: 206 people · published 26 September 2025Year to mid-2014: 306 people · published 26 September 2025Year to mid-2015: 107 people · published 26 September 2025Year to mid-2016: 318 people · published 26 September 2025Year to mid-2017: 103 people · published 26 September 2025Year to mid-2018: 127 people · published 26 September 2025Year to mid-2019: 128 people · published 26 September 2025Year to mid-2020: -60 people · published 26 September 2025Year to mid-2021: 14 people · published 26 September 2025Year to mid-2022: 108 people · published 26 September 2025Year to mid-2023: -24 people · published 26 September 2025Year to mid-2024: 76 people · published 26 September 2025Year to mid-2025: 53 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: 53 (Year to mid-2025). The national series and its methodology.

Other population change by local authority

In Mid Sussex, other population change by local authority rose from -123 in Year to mid-2012 to -1 in Year to mid-2025, a change of 122 or 99.2% (ONS).

Other population change by local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour-1000100201520202025Year to mid-2012: -123 people · published 26 September 2025Year to mid-2013: -83 people · published 26 September 2025Year to mid-2014: -80 people · published 26 September 2025Year to mid-2015: -52 people · published 26 September 2025Year to mid-2016: -9 people · published 26 September 2025Year to mid-2017: 24 people · published 26 September 2025Year to mid-2018: 102 people · published 26 September 2025Year to mid-2019: 120 people · published 26 September 2025Year to mid-2020: 176 people · published 26 September 2025Year to mid-2021: 107 people · published 26 September 2025Year to mid-2022: 6 people · published 26 September 2025Year to mid-2023: 0 people · published 26 September 2025Year to mid-2024: 16 people · published 26 September 2025Year to mid-2025: -1 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: -1 (Year to mid-2025). The national series and its methodology.

Population by local authority

In Mid Sussex, population by local authority rose from 140,188 in Mid-2011 to 161,755 in Mid-2024, a change of 21,567 or 15.4% (ONS).

Population by local authority: Mid-2011 to Mid-2024CoalitionCoalitionConservativeConservativeConservativeConservativeConservative050k100k150k20152020Mid-2011: 140,188 people · published 26 September 2025Mid-2012: 141,243 people · published 26 September 2025Mid-2013: 142,951 people · published 26 September 2025Mid-2014: 144,577 people · published 26 September 2025Mid-2015: 145,684 people · published 26 September 2025Mid-2016: 147,001 people · published 26 September 2025Mid-2017: 147,679 people · published 26 September 2025Mid-2018: 148,966 people · published 26 September 2025Mid-2019: 150,027 people · published 26 September 2025Mid-2020: 150,877 people · published 26 September 2025Mid-2021: 152,919 people · published 26 September 2025Mid-2022: 155,159 people · published 26 September 2025Mid-2023: 158,410 people · published 26 September 2025Mid-2024: 161,755 people · published 26 September 2025

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

ONS. Latest: 161,755 (Mid-2024). The national series and its methodology.

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