Southend-on-Sea

Unitary Authority in East of England

Contents: Subdivision

The population development in Southend-on-Sea as well as related information and services (Wikipedia, Google, images).

The Details icon links to further information about a selected division including its population structure (gender, age groups, age distribution, country of birth, ethnic group, religion).

Name	Status	Population Census 2001-04-29	Population Census 2011-03-27	Population Census 2021-03-21	Population Estimate 2024-06-30
Southend-on-Sea	Unitary Authority	160,257	173,658	180,686	185,256
Leigh-on-Sea	Parish	20,737	22,509	22,561	22,992	→
Southend-on-Sea	Unparished Area	139,519	151,149	158,104	162,264	→
East of England	Region	5,388,140	5,846,965	6,335,074	6,576,306

Source: UK Office for National Statistics.

Explanation: Parishes as at May 2025. All population and corresponding area figures of parishes are based on assigning output areas by using population-weighted centroids. Thus, slight discrepancies are possible compared to the actual parish boundaries that are depicted in the map. No population figures (and the actual area) are provided for parishes smaller than output areas.

Further information about the population structure:

Gender (E 2024)
Males	90,258
Females	94,998

Age Groups (E 2024)
0-17 years	39,611
18-64 years	109,836
65+ years	35,809

Age Distribution (E 2024)
80+ years	10,375
70-79 years	16,228
60-69 years	20,583
50-59 years	24,733
40-49 years	24,970
30-39 years	25,382
20-29 years	19,948
10-19 years	21,973
0-9 years	21,064

Country of Birth (C 2021)
UK	158,100
EU	8,694
Europe (other)	1,439
Middle East & Asia	6,606
Africa	4,131
Other country	1,716

Ethnic Group (C 2021)
White	158,079
Asian	9,864
Black	5,153
Arab	402
Mixed/multiple	5,553
Other ethnic group	1,634

Religion (C 2021)
Christians	76,884
Muslims	5,461
Hindus	2,057
Sikhs	203
Buddhists	953
Jews	2,057
Other religion	1,128
No religion	81,187

Located in:

Southend-on-Sea unitary authority