1940 Industry Codes
This page presents the 1940 census industrial classification system recorded in the IPUMS variable IND. The page shows each industrial category and its corresponding IND code. The industries are organized into several large groupings (e.g., agriculture). In addition to this contemporary system, the IPUMS codes all census years into the 1950 industrial classification scheme, recording them in the variable IND1950.
AGRICULTURE, FORESTRY, AND FISHERY
- 001
- Agriculture
- 002
- Forestry except logging
- 003
- Fishery
MINING
- 004
- Coal mining
- 005
- Metal mining
- 006
- Crude petroleum and natural gas production, including natural gasoline production
- 007
- Sand and gravel production
- 008
- Stone quarrying
- 009
- Miscellaneous nonmetallic mining
- 010
- Mining, n.s.
CONSTRUCTION
- 011
- All construction
MANUFACTURING
Food and Kindred Products
- 012
- Bakery products
- 013
- Beverage industries
- 014
- Canning and preserving fruits, vegetables, and sea food
- 015
- Confectionery
- 016
- Dairy products
- 017
- Grain-mill products
- 018
- Meat products
- 019
- Miscellaneous food industries
- 020
- Tobacco manufactures
Textile-mill Products
- 021
- Cotton manufactures
- 022
- Silk and rayon manufactures
- 023
- Woolen and worsted manufactures
- 024
- Knit goods
- 025
- Dyeing and finishing textiles
- 026
- Carpets, rugs, and other floor coverings
- 027
- Hats except cloth and millinery
- 028
- Miscellaneous textile goods
- 029
- Textile mills, n.s.
Apparel, and Other Fabricated Textile Products
- 030
- Apparel and accessories
- 031
- Miscellaneous fabricated textile products
Lumber, Furniture, and Lumber Products
- 032
- Logging
- 033
- Sawmills and planing mills
- 034
- Furniture and store fixtures
- 035
- Miscellaneous wooden goods
Paper and Allied Products
- 036
- Pulp, paper, and paperboard mills
- 037
- Paperboard containers and boxes
- 038
- Miscellaneous paper and pulp products
- 039
- Printing, publishing, and allied industries
Chemicals and Allied Products
- 040
- Paints, varnishes, and colors
- 041
- Rayon and allied products
- 042
- Miscellaneous chemical industries
Petroleum and Coal Products
- 043
- Petroleum refining
- 044
- Miscellaneous petroleum and coal products
- 045
- Rubber products
Leather and Leather Products
- 046
- Leather (tanned, curried, and finished)
- 047
- Footwear industries except rubber
- 048
- Leather products except footwear
Stone, Clay, and Glass Products
- 049
- Cement, and concrete, gypsum, and plaster products
- 050
- Cut-stone and stone products
- 051
- Glass and glass products
- 052
- Pottery and related products
- 053
- Structural clay products
- 054
- Miscellaneous nonmetallic mineral products
Iron and Steel and Their Products
- 055
- Blast furnaces, steel works, and rolling mills
- 056
- Tin cans and other tinware
- 057
- Miscellaneous iron and steel industries
Nonferrous Metals and Their Products
- 058
- Nonferrous metal primary products
- 059
- Clocks, watches, jewelry, and silverware, including metal engraving except for printing purposes, plating, and polishing
- 060
- Miscellaneous nonferrous metal products
Machinery
- 061
- Agricultural machinery and tractors
- 062
- Electrical machinery and equipment
- 063
- Office and store machines, equipment, and supplies
- 064
- Miscellaneous machinery
Transportation Equipment
- 065
- Aircraft and parts
- 066
- Automobiles and automobile equipment
- 067
- Ship and boat building and repairing
- 068
- Railroad and miscellaneous transportation equipment
- 069
- Metal industries, n.s.
Miscellaneous Manufacturing Industries
- 070
- Scientific and photographic equipment and supplies
- 071
- Miscellaneous manufacturing industries n.e.c.
- 072
- Manufacturing industries, n.s.
TRANSPORTATION, COMMUNICATION, AND OTHER PUBLIC UTILITIES
Transportation
- 073
- Air transportation
- 074
- Petroleum and gasoline pipe lines
- 075
- Railroads, including railroad repair shops
- 076
- Railway express service
- 077
- Street railways and bus lines, including suburban and interurban railways
- 078
- Taxicab service
- 079
- Trucking service
- 080
- Water transportation
- 081
- Warehousing and storage
- 082
- Services incidental to transportation
- 083
- Transportation, n.s.
Communication
- 084
- Telephone -- wire and radio
- 085
- Telegraph -- wire and radio
- 086
- Radio broadcasting and television
Utilities
- 087
- Electric light and power
- 088
- Gas works and steam plants
- 089
- Water and sanitary services
WHOLESALE AND RETAIL TRADE
- 090
- Wholesale trade
Retail Trade
- 091
- Food stores, except dairy products
- 092
- Dairy products stores and milk retailing
- 093
- General merchandise stores
- 094
- Limited price variety stores
- 095
- Apparel and accessories stores, except shoes
- 096
- Shoe stores
- 097
- Furniture and housefurnishings stores
- 098
- Household appliance and radio stores
- 099
- Motor vehicles and accessories retailing
- 100
- Filling stations
- 101
- Drug stores
- 102
- Eating and drinking places
- 103
- Hardware and farm implement stores
- 104
- Lumber and building material retailing
- 105
- Liquor stores
- 106
- Retail florists
- 107
- Jewelry stores
- 108
- Fuel and ice retailing
- 109
- Miscellaneous retail stores
- 110
- Retail trade, n.s. (may include some returns not specified as to whether the workers were in wholesale or retail trade)
FINANCE, INSURANCE, AND REAL ESTATE
- 111
- Banking and other finance
- 112
- Insurance
- 113
- Real estate
BUSINESS AND REPAIR SERVICES
- 114
- Advertising
- 115
- Business services, except advertising
- 116
- Automobile storage, rental, and repair services
- 117
- Miscellaneous repair services and hand trades
PERSONAL SERVICES
- 118
- Domestic service
- 119
- Hotels and lodging places
- 120
- Laundering, cleaning, and dyeing services
- 121
- Miscellaneous personal services
AMUSEMENT, RECREATION, AND RELATED SERVICES
- 122
- Theaters and motion pictures
- 123
- Miscellaneous amusement and recreation
PROFESSIONAL AND RELATED SERVICES
- 124
- Educational services
- 125
- Medical and other health services
- 126
- Legal, engineering, and miscellaneous professional services
- 127
- Charitable, religious, and membership organizations
GOVERNMENT
- 128
- Postal service
- 129
- National defense
- 130
- Federal government n.e.c.
- 131
- State and local government
NONCLASSIFIABLE
- 998
- Nonclassifiable
- 999
- N/A: under 14 years old, not in labor force, and institutional inmates in IND and IND50; under 14 years old in UINDUS)
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