Birmingham Residents and Work: What Census 2021 Actually Measures

Birmingham’s Census 2021 employment figures describe usual residents aged 16 and over at a particular point in time. The Office for National Statistics’ economic activity table covers 889,622 people in Birmingham metropolitan district. Reading it properly means including working students, choosing the right denominator and keeping its March 2021 reference period attached to the results.[1][4]

Which Birmingham Does the Table Cover?

The geography is Birmingham metropolitan district, identified by code E08000025. These results describe that council district. They cannot be relabelled as city-centre figures or applied to the wider West Midlands. The ONS area page identifies Birmingham as a metropolitan district and separately lists its smaller electoral wards and neighbourhood statistical areas.[3][4]

There’s another boundary to keep in view: the table counts residents. Its employment total answers a question about people living in Birmingham, rather than providing an inventory of jobs located at Birmingham workplaces. For a business assessing recruitment, that distinction changes what the figures can tell you.[1][4]

Birmingham’s Employment Baseline in March 2021

Combining the mutually exclusive categories in Census table TS066 produces the following picture for Birmingham district. Employment includes employees and self-employed residents, including those classified as full-time students. Every percentage uses all 889,622 usual residents aged 16 and over as its denominator.[1][4]

[4]

The unemployment row needs particular care. Its 5.9% is the proportion of all Birmingham residents aged 16 and over who fell into the census unemployment categories. Calling it simply “Birmingham’s unemployment rate” would hide the denominator. Anyone comparing it with another published percentage should first check which population that other measure divides by.[1][4]

Students Can Be Employed or Unemployed

Student status cuts across the labour-market categories. In Birmingham district in Census 2021, 20,948 economically active full-time students were in employment and another 10,402 were classified as unemployed. Both groups belong in the corresponding employment or unemployment totals. Leaving them out would give an incomplete account of residents’ participation in work.[1][4]

Separately, 89,175 residents appeared in the “economically inactive: student” category. That figure describes one economic activity category. It should not be presented as the number of all students in Birmingham, since the table also records full-time students in its employed and unemployed groups.[1][4]

For readers interested in the relationship between study and work, this is the useful distinction to preserve. A count headed “students” needs its full category label beside it. Otherwise, a discussion about students outside the labour market can accidentally become a claim about every student resident.[1][4]

What Economically Inactive Means

Economic inactivity has a specific census definition. It covers people aged 16 and over who had no job during 15 to 21 March 2021 and had either not looked for work during 22 February to 21 March or could not start within two weeks. Unemployment sits within economic activity, alongside employment.[1]

Birmingham’s inactive total includes retirement, study, looking after home or family, long-term sickness or disability, and an “other” category. Retirement alone accounted for 138,510 residents in the district in 2021. The total therefore includes older residents and several different circumstances. It cannot be read as a count of people available to fill vacancies.[1][4]

Why the Population Total Is Different

Census table TS001 records 1,144,919 usual residents of all ages in Birmingham district in 2021. Of these, 1,117,851 lived in households and 27,068 lived in communal establishments. Those are counts of people classified by residence type, rather than counts of households or buildings.[2][5]

TS001 provides population context, but its all-age total is the wrong denominator for the employment shares above. TS066 supplies its own population aged 16 and over. Dividing an employment count by the larger all-age population would answer a different question and include children outside TS066’s scope.[1][2][4][5]

Comparing the Census With Newer Figures

The census estimates relate to Census Day, 21 March 2021, with economic activity assessed using the reference periods described above. ONS warns that this was a period of rapid change and advises care when using the labour-market data for planning. These figures provide a historical baseline, rather than a measure of Birmingham’s workforce today.[1]

There’s also a definition problem that a newer observation year cannot solve. ONS says the census definition differs from the International Labour Organization definition used by the Labour Force Survey, so their estimates are not directly comparable. A difference between a census figure and a newer survey estimate cannot, on its own, establish how much Birmingham’s labour market has changed.[1]

How the Table Was Calculated

The calculation selects Birmingham code E08000025, observation year 2021 and measure 20100, labelled “Value”, from the TS066 extract. Category codes 1 to 6 total 421,469 employed residents excluding full-time students. Codes 8 to 13 add 20,948 employed full-time students. Codes 7 and 14 total 52,307 unemployed residents, while codes 15 to 19 total 394,898 economically inactive residents.[4]

The three displayed groups sum to the published denominator of 889,622. Each share is its group count divided by that denominator, multiplied by 100 and rounded to one decimal place. TS001 uses the same Birmingham code and observation year. Its two residence categories sum to its published all-age total.[4][5]

ONS applies disclosure controls, including small adjustments to some counts, which can produce differences between tables. When checking another Birmingham employment headline, keep the geography, age range, student treatment and observation period beside the number before making the comparison.[1][2]