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US Standard Industrial Classification (SIC) Code Lookup

Division: C - Construction

US-SIC Code 1521 - General Contractors - Single-Family Houses

Industry Description

General contractors primarily engaged in construction (including new work, additions, alterations, remodeling, and repair) of single-family houses.

Business Examples

Common types of business activities within US SIC 1521 - General Contractors - Single-Family Houses are:

  • Building alterations, single-family-general contractors
  • Building construction, single-family-general contractors
  • Custom builders, single-family houses-general contractors
  • Designing and erecting combined: single-family houses-general con-
  • Home improvements, single-family-general contractors
  • House construction, single-family-general contractors
  • House: shell erection, single-family-general contractors
  • Mobile home repair, on site-general contractors
  • Modular housing, single-family (assembled on site)-general
  • One-family house construction-general contractors
  • Prefabricated single-family houses erection-general contractors
  • Premanufactured housing, single-family (assembled on site)-general
  • Remodeling buildings, single-family-general contractors
  • Renovating buildings, single-family-general contractors
  • Repairing buildings, single-family-general contractors
  • Residential construction, single-family-general contractors
  • Rowhouse (single family) construction-general contractors
  • Townhouse construction-general contractors

IBISWorld Industry Research Report

Home Builders in the US (23611a)

Revenue 2025

$166.9bn

Growth 2025

1.58%

Key Trends

  • Home builders also cut expenses and raised profit by hiring subcontractors

  • Homebuilders received a large chunk of the Paycheck Protection Program

  • Housing starts are set to dip

Products and Services

US-SIC Hierarchy 1521 - General Contractors - Single-Family Houses

US-SIC Code 1521 - General Contractors - Single-Family Houses sits in the 2-digit General Contractors - Single-Family Houses sector. US SIC codes can be 2 to 8 digits and the further along the hierarchy, the more detailed and specific the category will be.

Division: C

Division Title: Construction

2 Digits 3 Digits 4 Digits

Extended US-SIC Hierarchy for 1521 - General Contractors - Single-Family Houses

For business marketing and targeting, US SIC Codes have been extended to provide more specific classifications within US-SIC 1521 - General Contractors - Single-Family Houses. Extended US SIC Codes are being continuously updated to reflect the current business environment.

6 Digit SIC Codes

  • 152101 Patio & deck builders
  • 152102 Garage builders
  • 152103 General contractors
  • 152104 Carports
  • 152105 Home improvements
  • 152106 Designers
  • 152107 Patio porch & deck enclosures
  • 152108 Water damage restoration-residential
  • 152109 Residential designers
  • 152110 Solariums sunrooms & atriums
  • 152111 Screen enclosures
  • 152112 Home builders
  • 152113 Bathroom remodeling
  • 152114 Fire damage restoration
  • 152115 Handyman services
  • 152116 Mobile homes-improvements
  • 152117 Kitchen remodeling & planning svc
  • 152118 Mobile homes-repairing & service
  • 152119 Spas-builders
  • 152120 Closets-designing & organizing
  • 152121 Florida rooms
  • 152122 Sun rooms solariums atriums etc bldrs
  • 152123 Cabinets-resurfacing & refinishing
  • 152124 Attic & basement finishing
  • 152125 Dormer construction
  • 152126 Gazebo builders
  • 152127 Storm shelter contractors & dealers
  • 152128 Basement-repair & restoration
  • 152129 Disability accessibility renovations
  • 152130 Construction-building contractors
  • 152131 Solar rooms & additions
  • 152132 Dry rot-repair
  • 152133 Timber frame homes
  • 152134 Enclosures
  • 152135 Mobile offices & coml units-repairing
  • 152137 Shelters
  • 152138 Deck builders
  • 152139 Remodeling & repairing bldg contractors
  • 152140 Log chinking
  • 152141 Strawbale construction
  • 152143 Earth home construction
  • 152144 Construction companies
  • 152145 Glass sun rooms

8 Digit SIC Codes

  • 15210000 Single-family housing construction
  • 15210100 Single-family home remodeling, additions, and repairs
  • 15210101 General remodeling, single-family houses
  • 15210102 Mobile home repair, on site
  • 15210103 Patio and deck construction and repair
  • 15210104 Repairing fire damage, single-family houses
  • 15219900 Single-family housing construction, nec
  • 15219901 New construction, single-family houses
  • 15219902 Prefabricated single-family house erection
  • 15219903 Townhouse construction

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US SIC Code Directory

Each US SIC Code is part of a Division, which corresponds with a numerical range. Select a Division category from the table below, then drill down to discover the industries within that Division.

Division US-SIC Code Sector title
A 01-09 Agriculture, Forestry, and Fishing
B 10-14 Mining
C 15-17 Construction
D 20-39 Manufacturing
E 40-49 Transportation, Communications, Electric, Gas, and Sanitary Services
F 50-51 Wholesale Trade
G 52-59 Retail Trade
H 60-67 Finance, Insurance, and Real Estate
I 70-89 Services
J 90-99 Public Administration

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