Chelmsford Built-up Area : Socio-Economic Group

Socio-Economic Group

Data cube chart.

Socio-Economic Groups 1971 1981 1991
SEG 1: Employers & managers - large establishments 108 Show data context 250 Show data context 260 Show data context
SEG 2: Employers & managers - small establishments 180 Show data context 309 Show data context 480 Show data context
SEG 3: Professional workers - self-employed 11 Show data context 26 Show data context 28 Show data context
SEG 4: Professional workers - employees 165 Show data context 221 Show data context 251 Show data context
SEG 5: Intermediate non-manual workers 278 Show data context 536 Show data context 637 Show data context
SEG 6: Junior non-manual workers 932 Show data context 1,146 Show data context 1,173 Show data context
SEG 7: Personal service workers 147 Show data context 145 Show data context 167 Show data context
SEG 8: Foremen & supervisors - manual 68 Show data context 88 Show data context 82 Show data context
SEG 9: Skilled manual workers 498 Show data context 561 Show data context 432 Show data context
SEG 10: Semi-skilled manual workers 369 Show data context 453 Show data context 336 Show data context
SEG 11: Unskilled manual workers 185 Show data context 218 Show data context 170 Show data context
SEG 12: Own account workers (other than professional) 90 Show data context 118 Show data context 248 Show data context
SEG 13: Farmers - employers & managers 4 Show data context 2 Show data context 0 Show data context
SEG 14: Farmers - own account 3 Show data context 0 Show data context 0 Show data context
SEG 15: Agricultural workers 11 Show data context 12 Show data context 6 Show data context
SEG 16: Members of armed forces 10 Show data context 7 Show data context 3 Show data context
SEG 17: Indefinite 312 Show data context 210 Show data context 17 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


Occupations of both sexes classified into Socio-Economic Groups. This structure was used by the censuses between 1961 and 1991.


How to reference this page:

GB Historical GIS / University of Portsmouth, Chelmsford Built-up Area through time | Historical Statistics on Social Structure | Socio-Economic Group, A Vision of Britain through Time.

URL: https://www.visionofbritain.org.uk/unit/13510260/cube/SEG

Date accessed: 09th April 2026