Local authority · E07000241

Population in Welwyn Hatfield

Every population series published for Welwyn Hatfield, 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 Welwyn Hatfield, net internal migration by local authority fell from -659 in Year to mid-2012 to -2,858 in Year to mid-2025, a change of 2,199 or 333.7% (ONS).

Net internal migration by local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour-2k0201520202025Year to mid-2012: -659 people · published 26 September 2025Year to mid-2013: 581 people · published 26 September 2025Year to mid-2014: -546 people · published 26 September 2025Year to mid-2015: 880 people · published 26 September 2025Year to mid-2016: 1,191 people · published 26 September 2025Year to mid-2017: -41 people · published 26 September 2025Year to mid-2018: -471 people · published 26 September 2025Year to mid-2019: -1,145 people · published 26 September 2025Year to mid-2020: -640 people · published 26 September 2025Year to mid-2021: -2,063 people · published 26 September 2025Year to mid-2022: -2,102 people · published 26 September 2025Year to mid-2023: -1,609 people · published 26 September 2025Year to mid-2024: -2,564 people · published 26 September 2025Year to mid-2025: -2,858 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: -2,858 (Year to mid-2025). The national series and its methodology.

International migration into a local authority

In Welwyn Hatfield, international migration into a local authority rose from 2,587 in Year to mid-2012 to 3,686 in Year to mid-2025, a change of 1,099 or 42.5% (ONS).

International migration into a local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour02k4k201520202025Year to mid-2012: 2,587 people · published 26 September 2025Year to mid-2013: 2,581 people · published 26 September 2025Year to mid-2014: 2,775 people · published 26 September 2025Year to mid-2015: 2,967 people · published 26 September 2025Year to mid-2016: 3,212 people · published 26 September 2025Year to mid-2017: 2,804 people · published 26 September 2025Year to mid-2018: 3,234 people · published 26 September 2025Year to mid-2019: 4,234 people · published 26 September 2025Year to mid-2020: 4,215 people · published 26 September 2025Year to mid-2021: 3,741 people · published 26 September 2025Year to mid-2022: 4,031 people · published 26 September 2025Year to mid-2023: 4,227 people · published 26 September 2025Year to mid-2024: 5,299 people · published 26 September 2025Year to mid-2025: 3,686 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: 3,686 (Year to mid-2025). The national series and its methodology.

International migration out of a local authority

In Welwyn Hatfield, international migration out of a local authority rose from 1,996 in Year to mid-2012 to 2,267 in Year to mid-2025, a change of 271 or 13.6% (ONS).

International migration out of a local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour01k2k201520202025Year to mid-2012: 1,996 people · published 26 September 2025Year to mid-2013: 1,861 people · published 26 September 2025Year to mid-2014: 1,968 people · published 26 September 2025Year to mid-2015: 1,829 people · published 26 September 2025Year to mid-2016: 1,629 people · published 26 September 2025Year to mid-2017: 1,664 people · published 26 September 2025Year to mid-2018: 1,764 people · published 26 September 2025Year to mid-2019: 2,073 people · published 26 September 2025Year to mid-2020: 2,593 people · published 26 September 2025Year to mid-2021: 1,539 people · published 26 September 2025Year to mid-2022: 1,666 people · published 26 September 2025Year to mid-2023: 1,437 people · published 26 September 2025Year to mid-2024: 1,811 people · published 26 September 2025Year to mid-2025: 2,267 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: 2,267 (Year to mid-2025). The national series and its methodology.

Net international migration by local authority

In Welwyn Hatfield, net international migration by local authority rose from 591 in Year to mid-2012 to 1,419 in Year to mid-2025, a change of 828 or 140.1% (ONS).

Net international migration by local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour01k2k3k201520202025Year to mid-2012: 591 people · published 26 September 2025Year to mid-2013: 720 people · published 26 September 2025Year to mid-2014: 807 people · published 26 September 2025Year to mid-2015: 1,138 people · published 26 September 2025Year to mid-2016: 1,583 people · published 26 September 2025Year to mid-2017: 1,140 people · published 26 September 2025Year to mid-2018: 1,470 people · published 26 September 2025Year to mid-2019: 2,161 people · published 26 September 2025Year to mid-2020: 1,622 people · published 26 September 2025Year to mid-2021: 2,202 people · published 26 September 2025Year to mid-2022: 2,365 people · published 26 September 2025Year to mid-2023: 2,790 people · published 26 September 2025Year to mid-2024: 3,488 people · published 26 September 2025Year to mid-2025: 1,419 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: 1,419 (Year to mid-2025). The national series and its methodology.

Births by local authority

In Welwyn Hatfield, births by local authority fell from 1,421 in Year to mid-2012 to 1,151 in Year to mid-2025, a change of 270 or 19.0% (ONS).

Births by local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour05001k201520202025Year to mid-2012: 1,421 people · published 26 September 2025Year to mid-2013: 1,337 people · published 26 September 2025Year to mid-2014: 1,385 people · published 26 September 2025Year to mid-2015: 1,370 people · published 26 September 2025Year to mid-2016: 1,378 people · published 26 September 2025Year to mid-2017: 1,420 people · published 26 September 2025Year to mid-2018: 1,344 people · published 26 September 2025Year to mid-2019: 1,270 people · published 26 September 2025Year to mid-2020: 1,235 people · published 26 September 2025Year to mid-2021: 1,265 people · published 26 September 2025Year to mid-2022: 1,245 people · published 26 September 2025Year to mid-2023: 1,184 people · published 26 September 2025Year to mid-2024: 1,187 people · published 26 September 2025Year to mid-2025: 1,151 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: 1,151 (Year to mid-2025). The national series and its methodology.

Deaths by local authority

In Welwyn Hatfield, deaths by local authority rose from 876 in Year to mid-2012 to 1,014 in Year to mid-2025, a change of 138 or 15.8% (ONS).

Deaths by local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour05001k201520202025Year to mid-2012: 876 people · published 26 September 2025Year to mid-2013: 887 people · published 26 September 2025Year to mid-2014: 925 people · published 26 September 2025Year to mid-2015: 1,013 people · published 26 September 2025Year to mid-2016: 932 people · published 26 September 2025Year to mid-2017: 960 people · published 26 September 2025Year to mid-2018: 1,037 people · published 26 September 2025Year to mid-2019: 895 people · published 26 September 2025Year to mid-2020: 1,103 people · published 26 September 2025Year to mid-2021: 1,007 people · published 26 September 2025Year to mid-2022: 938 people · published 26 September 2025Year to mid-2023: 996 people · published 26 September 2025Year to mid-2024: 949 people · published 26 September 2025Year to mid-2025: 1,014 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: 1,014 (Year to mid-2025). The national series and its methodology.

Births minus deaths by local authority

In Welwyn Hatfield, births minus deaths by local authority fell from 545 in Year to mid-2012 to 137 in Year to mid-2025, a change of 408 or 74.9% (ONS).

Births minus deaths by local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour0200400201520202025Year to mid-2012: 545 people · published 26 September 2025Year to mid-2013: 450 people · published 26 September 2025Year to mid-2014: 460 people · published 26 September 2025Year to mid-2015: 357 people · published 26 September 2025Year to mid-2016: 446 people · published 26 September 2025Year to mid-2017: 460 people · published 26 September 2025Year to mid-2018: 307 people · published 26 September 2025Year to mid-2019: 375 people · published 26 September 2025Year to mid-2020: 132 people · published 26 September 2025Year to mid-2021: 258 people · published 26 September 2025Year to mid-2022: 307 people · published 26 September 2025Year to mid-2023: 188 people · published 26 September 2025Year to mid-2024: 238 people · published 26 September 2025Year to mid-2025: 137 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: 137 (Year to mid-2025). The national series and its methodology.

Other population change by local authority

In Welwyn Hatfield, other population change by local authority rose from -520 in Year to mid-2012 to -1 in Year to mid-2025, a change of 519 or 99.8% (ONS).

Other population change by local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour-400-2000201520202025Year to mid-2012: -520 people · published 26 September 2025Year to mid-2013: -445 people · published 26 September 2025Year to mid-2014: -545 people · published 26 September 2025Year to mid-2015: -569 people · published 26 September 2025Year to mid-2016: -555 people · published 26 September 2025Year to mid-2017: -579 people · published 26 September 2025Year to mid-2018: -558 people · published 26 September 2025Year to mid-2019: -576 people · published 26 September 2025Year to mid-2020: -488 people · published 26 September 2025Year to mid-2021: -456 people · published 26 September 2025Year to mid-2022: -9 people · published 26 September 2025Year to mid-2023: -9 people · published 26 September 2025Year to mid-2024: -11 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 Welwyn Hatfield, population by local authority rose from 110,727 in Mid-2011 to 122,819 in Mid-2024, a change of 12,092 or 10.9% (ONS).

Population by local authority: Mid-2011 to Mid-2024CoalitionCoalitionConservativeConservativeConservativeConservativeConservative050k100k20152020Mid-2011: 110,727 people · published 26 September 2025Mid-2012: 110,684 people · published 26 September 2025Mid-2013: 111,990 people · published 26 September 2025Mid-2014: 112,166 people · published 26 September 2025Mid-2015: 113,972 people · published 26 September 2025Mid-2016: 116,637 people · published 26 September 2025Mid-2017: 117,617 people · published 26 September 2025Mid-2018: 118,365 people · published 26 September 2025Mid-2019: 119,180 people · published 26 September 2025Mid-2020: 119,806 people · published 26 September 2025Mid-2021: 119,747 people · published 26 September 2025Mid-2022: 120,308 people · published 26 September 2025Mid-2023: 121,668 people · published 26 September 2025Mid-2024: 122,819 people · published 26 September 2025

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

ONS. Latest: 122,819 (Mid-2024). The national series and its methodology.

More on Welwyn Hatfield

Population in Welwyn Hatfield | Civometry