In ACORN's

ACORN (demographics)

ACORN is a geodemographic information system categorising all United Kingdom postcodes into various types based upon census data and other information such as lifestyle surveys....

classification, the population is divided into five categories from Wealthy Achievers (25.1%) to Hard Pressed (22.4%). They are also broken down into 17 categories from Wealthy Executives (8.6%) to Inner City Adversity (2.1%) and into 57 categories from Wealthy Mature Professionals, Large Houses (1.7%) to Multi-Ethnic, Crowded Flats (1.1%).
The categories are as follows:

Wealthy Achievers

Wealthy Executives

• 01 - Affluent mature professionals, large houses
• 02 - Affluent working families with mortgages
• 03 - Villages with wealthy commuters
• 04 - Well-off managers, larger houses

Affluent Greys

• 05 - Older affluent professionals
• 06 - Farming communities
• 07 - Old people, detached houses
• 08 - Mature couples, smaller detached houses

Flourishing Families

• 09 - Larger families, prosperous suburbs
• 10 - Well-off working families with mortgages
• 11 - Well-off managers, detached houses
• 12 - Large families & houses in rural areas

Urban Prosperity

Prosperous Professionals

• 13 - Well-off professionals, larger houses and converted flats
• 14 - Older Professionals in detached houses and apartments

Educated Urbanites

• 15 - Affluent urban professionals, flats
• 16 - Prosperous young professionals, flats
• 17 - Young educated workers, flats
• 18 - Multi-ethnic young, converted flats
• 19 - Suburban privately renting professionals

Aspiring Singles

• 20 - Student flats and cosmopolitan sharers
• 21 - Singles & sharers, multi-ethnic areas
• 22 - Low income singles, small rented flats
• 23 - Student Terraces

Comfortably Off

Starting Out

• 24 - Young couples, flats and terraces
• 25 - White collar singles/sharers, terraces

Secure Families

• 26 - Younger white-collar couples with mortgages
• 27 - Middle income, home owning areas
• 28 - Working families with mortgages
• 29 - Mature families in suburban semis
• 30 - Established home owning workers
• 31 - Home owning Asian family areas

Settled Suburbia

• 32 - Retired home owners
• 33 - Middle income, older couples
• 34 - Lower income people, semis

Prudent Pensioners

• 35 - Elderly singles, purpose built flats
• 36 - Older people, flats

Moderate Means

Asian Communities

• 37 - Crowded Asian terraces
• 38 - Low income Asian families

Post Industrial Families

• 39 - Skilled older family terraces
• 40 - Young family workers

Blue Collar Roots

• 41 - Skilled workers, semis and terraces
• 42 - Home owning, terraces
• 43 - Older rented terraces

Hard Pressed

Struggling Families

• 44 - Low income larger families, semis
• 45 - Older people, low income, small semis
• 46 - Low income, routine jobs, unemployment
• 47 - Low rise terraced estates of poorly-off workers
• 48 - Low incomes, high unemployment, single parents
• 49 - Large families, many children, poorly educated

Burdened Singles

• 50 - Council flats, single elderly people
• 51 - Council terraces, unemployment, many singles
• 52 - Council flats, single parents, unemployment

High Rise Hardship

• 53 - Old people in high rise flats
• 54 - Singles & single parents, high rise estates

Inner City Adversity

• 55 - Multi-ethnic purpose built estates
• 56 - Multi-ethnic, crowded flats