Industry Description
Establishments, with or without yards, primarily engaged in the wholesale distribution of rough, dressed, and finished lumber (but not timber); plywood; reconstituted wood fiber products; doors and windows and their frames (all materials); wood fencing; and other wood or metal millwork.
Business Examples
Common types of business activities within US SIC 5031 - Lumber, Plywood, Millwork, and Wood Panels are:
- Composite board products, wood-based-wholesale
- Door frames, all materials-wholesale
- Enameled tileboard (hardboard)-wholesale
- Fencing, wood-wholesale
- Hardboard-wholesale
- Kitchen cabinets to be built in-wholesale
- Lumber rough, dressed, and finished-wholesale
- Medium density fiberboard-wholesale
- Metal doors, sash and trim-wholesale
- Millwork-wholesale
- Molding all materials-wholesale
- Paneling wood-wholesale
- Particleboard-wholesale
- Plywood-wholesale
- Shingles wood-wholesale
- Structural assemblies prefabricated wood-wholesale
- Veneer-wholesale
- Wallboard-wholesale
- Window frames all materials-wholesale
- Windows and doors-wholesale
- Wood siding-wholesale
IBISWorld Industry Research Report
Lumber Wholesaling in the US (42331)
Revenue 2025
$146.3bn
Growth 2025
-1.70%
Key Trends
Improved downstream demand has pushed lumber prices up, bolstering revenue and profit
The decline in nonresidential construction activities has dampened industry demand
Increasing nonresidential construction will fuel demand for lumber and millwork products
Products and Services
US-SIC Hierarchy 5031 - Lumber, Plywood, Millwork, and Wood Panels
US-SIC Code 5031 - Lumber, Plywood, Millwork, and Wood Panels sits in the 2-digit Lumber, Plywood, Millwork, and Wood Panels 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: F
Division Title: Wholesale Trade
2 Digits 3 Digits 4 Digits
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501 Motor Vehicles and Motor Vehicle Parts and Supplies
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502 Furniture and Home Furnishings
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503 Lumber and Other Construction Materials
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504 Professional and Commercial Equipment and Supplies
- 5043 Photographic Equipment and Supplies
- 5044 Office Equipment
- 5045 Computers and Computer Peripheral Equipment and Software
- 5046 Commercial Equipment, Not Elsewhere Classified
- 5047 Medical, Dental, and Hospital Equipment and Supplies
- 5048 Ophthalmic Goods
- 5049 Professional Equipment and Supplies, Not Elsewhere Classified
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505 Metals and Minerals, Except Petroleum
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506 Electrical Goods
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507 Hardware, and Plumbing and Heating Equipment
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508 Machinery, Equipment, and Supplies
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509 Miscellaneous Durable Goods
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-
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511 Paper and Paper Products
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512 Drugs, Drug Proprietaries, and Druggists' Sundries
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513 Apparel, Piece Goods, and Notions
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514 Groceries and Related Products
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515 Farm-product Raw Materials
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516 Chemicals and Allied Products
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517 Petroleum and Petroleum Products
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518 Beer, Wine, and Distilled Alcoholic Beverages
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519 Miscellaneous Non-durable Goods
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Extended US-SIC Hierarchy for 5031 - Lumber, Plywood, Millwork, and Wood Panels
For business marketing and targeting, US SIC Codes have been extended to provide more specific classifications within US-SIC 5031 - Lumber, Plywood, Millwork, and Wood Panels. Extended US SIC Codes are being continuously updated to reflect the current business environment.
6 Digit SIC Codes
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503101 Lumber-exporters & importers (whol)
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503102 Windows-wholesale
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503103 Louvers (wholesale)
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503104 Plywood & veneers-wholesale
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503105 Pallets & skids (wholesale)
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503106 Poles (wholesale)
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503107 Hardwoods-wholesale
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503108 Timber & timberland companies (whol)
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503109 Lumber-wholesale
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503110 Lath (wholesale)
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503111 Millwork-wholesale
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503112 Moldings (wholesale)
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503113 Cabinets-wholesale
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503114 Building materials-wholesale
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503115 Ceiling materials-wholesale
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503116 Doors & frames-coml & industrial (whol)
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503117 Door frames (wholesale)
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503118 Kitchen cabinets-wholesale
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503119 Doors-wholesale
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503120 Cabinet makers equipment & supls (whol)
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503121 Stakes (wholesale)
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503122 Picture frames-mfrs supplies (whol)
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503123 Lumber mill representatives (wholesale)
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503124 Dowels (wholesale)
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503125 Lumber-drying (wholesale)
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503126 Doors-sliding (wholesale)
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503127 Storm windows & doors-wholesale
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503128 Bamboo-wholesale
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503130 Carports-wholesale
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503131 Counter tops-wholesale
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503132 Doors-wood-wholesale
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503133 Furniture frames-wholesale
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503134 Furniture legs-wholesale
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503135 Jalousies-wholesale
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503136 Paneling-distributors
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503138 Railings-wholesale
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503139 Railroad ties-wholesale
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503141 Screen door & window-wholesale
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503142 Shutters-wholesale
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503143 Skylights-wholesale
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503144 Wallboard & plasterboard-wholesale
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503145 Lath-mtl plaster composition/etc (whol)
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503146 Log exporters
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503147 Windows-wood-wholesale
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503148 Cedar products (wholesale)
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503149 Log buyers (wholesale)
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503150 Lumber brokers
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503151 Window well covers (wholesale)
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503152 Thresholds (wholesale)
8 Digit SIC Codes
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50310000 Lumber, plywood, and millwork
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50310100 Building materials, exterior
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50310101 Fencing, wood
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50310102 Shingles, wood
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50310103 Siding, wood
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50310104 Trim, sheet metal
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50310200 Building materials, interior
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50310201 Enameled tileboard
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50310202 Molding, all materials
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50310203 Paneling, wood
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50310204 Veneer
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50310205 Wallboard
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50310300 Doors and windows
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50310301 Door frames, all materials
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50310302 Doors, combination, screen-storm
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50310303 Doors, garage
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50310304 Doors, nec
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50310305 Metal doors, sash and trim
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50310306 Window frames, all materials
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50310307 Windows
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50310308 Skylights, all materials
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50319900 Lumber, plywood, and millwork, nec
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50319901 Composite board products, woodboard
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50319902 Hardboard
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50319903 Kitchen cabinets
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50319904 Lumber: rough, dressed, and finished
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50319905 Medium density fiberboard
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50319906 Millwork
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50319907 Pallets, wood
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50319908 Particleboard
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50319909 Plywood
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50319910 Structural assemblies, prefabricated: wood
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US SIC Code Directory
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