Blackburn Built-up Area : Area (acres)

Area (acres)

Data cube chart.

Socio-Economic Groups 1971 1981 1991
SEG 1: Employers & managers - large establishments 90 Show data context 114 Show data context 118 Show data context
SEG 2: Employers & managers - small establishments 282 Show data context 283 Show data context 286 Show data context
SEG 3: Professional workers - self-employed 22 Show data context 14 Show data context 10 Show data context
SEG 4: Professional workers - employees 87 Show data context 78 Show data context 105 Show data context
SEG 5: Intermediate non-manual workers 296 Show data context 394 Show data context 396 Show data context
SEG 6: Junior non-manual workers 782 Show data context 778 Show data context 651 Show data context
SEG 7: Personal service workers 226 Show data context 290 Show data context 159 Show data context
SEG 8: Foremen & supervisors - manual 140 Show data context 160 Show data context 91 Show data context
SEG 9: Skilled manual workers 1,524 Show data context 1,213 Show data context 714 Show data context
SEG 10: Semi-skilled manual workers 988 Show data context 932 Show data context 715 Show data context
SEG 11: Unskilled manual workers 558 Show data context 469 Show data context 244 Show data context
SEG 12: Own account workers (other than professional) 215 Show data context 239 Show data context 236 Show data context
SEG 13: Farmers - employers & managers 3 Show data context 3 Show data context 1 Show data context
SEG 14: Farmers - own account 2 Show data context 3 Show data context 0 Show data context
SEG 15: Agricultural workers 9 Show data context 10 Show data context 4 Show data context
SEG 16: Members of armed forces 8 Show data context 13 Show data context 8 Show data context
SEG 17: Indefinite 786 Show data context 557 Show data context 54 Show data context
Date Source
1971 UK Data Service, Census 1971 data (Table SAS23: "SEG and economic position (10% Sample): Economically Active residents")
1981 UK Data Service, Census 1981 data (SAS50: "Socio-Economic group and economic positions (10% Sample): Economically active residents")
1991 Office for National Statistics, NOMIS - Official Census and Labour Market Statistics (Table S92 "SEG and economic position (10% sample): Economically active residents)

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nCube definition


Numbers of the two sexes tend to be balanced. Military bases led to higher proportions of men, while large numbers of domestic servants created concentrations of women.


How to reference this page:

GB Historical GIS / University of Portsmouth, Blackburn Built-up Area through time | Historical Statistics on Population | Area (acres), A Vision of Britain through Time.

URL: https://www.visionofbritain.org.uk/unit/13509475/cube/SEG

Date accessed: 09th April 2026