Three Rivers District : Socio-Economic Group

Socio-Economic Group

Data cube chart.

Socio-Economic Groups 1971 1981 1991
SEG 1: Employers & managers - large establishments 188 Show data context 325 Show data context 287 Show data context
SEG 2: Employers & managers - small establishments 421 Show data context 432 Show data context 574 Show data context
SEG 3: Professional workers - self-employed 36 Show data context 42 Show data context 71 Show data context
SEG 4: Professional workers - employees 244 Show data context 225 Show data context 178 Show data context
SEG 5: Intermediate non-manual workers 391 Show data context 535 Show data context 522 Show data context
SEG 6: Junior non-manual workers 1,043 Show data context 960 Show data context 916 Show data context
SEG 7: Personal service workers 205 Show data context 221 Show data context 116 Show data context
SEG 8: Foremen & supervisors - manual 76 Show data context 75 Show data context 46 Show data context
SEG 9: Skilled manual workers 755 Show data context 589 Show data context 302 Show data context
SEG 10: Semi-skilled manual workers 361 Show data context 350 Show data context 282 Show data context
SEG 11: Unskilled manual workers 206 Show data context 159 Show data context 139 Show data context
SEG 12: Own account workers (other than professional) 145 Show data context 166 Show data context 251 Show data context
SEG 13: Farmers - employers & managers 7 Show data context 1 Show data context 1 Show data context
SEG 14: Farmers - own account 4 Show data context 2 Show data context 1 Show data context
SEG 15: Agricultural workers 17 Show data context 20 Show data context 13 Show data context
SEG 16: Members of armed forces 73 Show data context 61 Show data context 32 Show data context
SEG 17: Indefinite 434 Show data context 327 Show data context 42 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, Three Rivers District through time | Historical Statistics on Social Structure | Socio-Economic Group, A Vision of Britain through Time.

URL: https://www.visionofbritain.org.uk/unit/10198173/cube/SEG

Date accessed: 09th April 2026