Information about Slough

Avg Annual Income
Full Time Employees
Average Age
Slough Demographics
(from Census 2021)

The population of Slough is 158,500 compared to England, which has a population of 59,597,542. While the male population in Slough is 80,005, and the female population is 78,495. In England, the male population is 28,833,712 and the female population is 27,656,336, according to the 2021 census.

Ethnicity & Religion

According to the latest 2021 census, The main ethnicity of the people in the immediate area is White: English, with a total of 38,101, followed by Pakistani, with a total of 34,317. As compared to the population in England, the main ethnicities were White: English(41,540,791) followed by Asian: Indian(1,843,248) and Asian: Pakistani(1,570,285). In terms of religion, most people mentioned Christian (50,664), followed by Muslim (46,661), whereas, in England, the main religion was Christian(26,167,899), Muslim(3,801,186), and Hindu(1,020,533). While 20,715,664 mentioned 'No Religion' and 3,400,548 did not answer


As for deprivation, most of the area is not deprived in any dimension (22,184), followed by at least deprived in one dimension (19,176). While in England, 11,349,743 households are not deprived in any dimension, and 7,842,690 households are deprived in one dimension.

Economic Status

Most people in the Slough area mentioned they are Employee: Full-time (44,401), while 14,384 adults mentioned they are Employee: Part-time.


Regarding education, 41,423 adults have Level 3 education, while 14,336 have Level 1 and entry level education. The most common occupations in the Slough area are

  • Professional occupations (13888)
  • Elementary occupations (10790), and
  • Associate professional and technical occupations (8098)


The average age of people living in Slough is 35 years old. The top three age distributions are: Below 14 (37287), Between 35 to 44 (28243), and Between 25 to 34 (23509). The median age in England and Wales was 40 years as per the 2021 census.


The NS-SEC defines and measures social class and is considered a reliable indicator of a person's class status. As per the 2021 census, most of the population in Slough has Lower managerial, administrative and professional occupations (19,919) followed by Routine occupations (16,295), and Never worked and long-term unemployed (14,030). In England, Most of the population(9,172,372) have Lower managerial, administrative and professional occupations, followed by Higher managerial, administrative and professional occupations(6,092,791)

Map of Slough

Our interactive map lets you explore local insights. Click on any postcode area in the Map to dive deeper into information about demographics, schools, crime trends, house prices and more!

Age | Slough
Ethinicity | Slough
Deprivation | Slough
Education | Slough
Occupation | Slough
Religion | Slough

Population of Slough over the years

Male Population of Slough over the years
Female Population of Slough over the years
Postcodes in Slough

The postcode district SL are associated with the Slough, and there are total 5 postcode areas (listed below). The Slough has a total of 3671 postcodes overall.

ONS Administrative Info of Slough

Baylis and Stoke

Britwell and Northborough



Cippenham Green

Cippenham Meadows

Colnbrook with Poyle




Haymill and Lynch Hill

Langley Kedermister

Langley St Mary's


Wexham Lea

RegionSouth East