NAICS 212321: Construction Sand and Gravel Mining
Construction Sand and Gravel Mining is NAICS code 212321. A business is small under it with 500 employees or fewer. 1 federal contract is open on SAM.gov under this code right now.
- SBA size standard
- 500 employees or fewer
- Open contracts now
- 1
- Federal spending, FY2025
- $20 million
- Share won by small businesses
- 80%
Open federal contracts for construction sand and gravel mining
- GAOA Gravel Delivery Bloomington Lake Trail Head CTNF
Due in 8 daysOct 15, 2026
What NAICS 212321 covers
The Census Bureau's NAICS index lists these kinds of work under 212321:
- Common sand quarrying and/or beneficiating
- Construction sand and gravel beneficiating (e.g., grinding, screening, washing)
- Construction sand or gravel dredging
- Gravel quarrying and/or beneficiating
- Pebbles (except grinding) mining and/or beneficiating
- Sand and gravel quarrying (i.e., construction grade) and/or beneficiating
- Sand, construction grade, quarrying and/or beneficiating
Read the full definition, including what's excluded, on census.gov.
SBA size standard for 212321
To count as a small business for a contract assigned NAICS 212321, your business must have 500 employees or fewer. Employees are averaged over the last 24 months.
From SBA's table of size standards, effective Mar 17, 2023. Confirm it with SBA's size standards tool before you certify your size.
Who buys construction sand and gravel mining
Agencies that awarded the most under NAICS 212321 over the last three fiscal years, per USAspending.gov:
| Agency | Obligated |
|---|---|
| National Park Service | $11.4 million |
| Department of the Army | $9.3 million |
| Forest Service | $5.8 million |
| Department of State | $5.7 million |
| Bureau of Reclamation | $5.3 million |
| Department of the Air Force | $3.7 million |
| U.S. Fish and Wildlife Service | $3.5 million |
| Bureau of Land Management | $1.8 million |
Open notices right now come from Department of Agriculture (1).
Set-asides on open 212321 contracts
- Total small business set-aside: 1
Not sure which set-asides you qualify for? Try the free SBA certification screener, or read set-aside contracts, explained.
Federal spending under 212321 by year
| Fiscal year | Contract obligations |
|---|---|
| FY2024 | $16.6 million |
| FY2025 | $20 million |
| FY2026 | $14.1 million |
| FY2027 (so far) | $0 |
Source: USAspending.gov, all contract awards with this NAICS code. Fiscal years start October 1.
Related NAICS codes
- 212311 Dimension Stone Mining and Quarrying
- 212312 Crushed and Broken Limestone Mining and Quarrying
- 212313 Crushed and Broken Granite Mining and Quarrying
- 212319 Other Crushed and Broken Stone Mining and Quarrying
- 212322 Industrial Sand Mining
- 212323 Kaolin, Clay, and Ceramic and Refractory Minerals Mining
- 212390 Other Nonmetallic Mineral Mining and Quarrying
Frequently asked questions
What is NAICS code 212321?
212321 is the 2022 NAICS code for Construction Sand and Gravel Mining. The Census Bureau's index lists work such as common sand quarrying and/or beneficiating, construction sand and gravel beneficiating (e.g., grinding, screening, washing), construction sand or gravel dredging under it. Federal contracting uses the 2022 codes.
What is the SBA size standard for NAICS 212321?
500 employees or fewer. A business at or under that is small for contracts assigned this code. The current SBA table took effect Mar 17, 2023.
Are there government contracts for construction sand and gravel mining?
Yes. 1 federal contract opportunities under NAICS 212321 are open on SAM.gov right now. Agencies obligated about $20 million under this code in fiscal year 2025, according to USAspending.gov.
How do I add NAICS code 212321 to my SAM.gov registration?
Update your entity registration on SAM.gov and add the code on the Goods and Services page, in the Assertions section. You can list several NAICS codes and mark one as your primary. Changes are free.
Keep going
- Search other NAICS codes by keyword or company
- How to choose NAICS codes for government contracts
- NAICS codes with the most open federal contracts
FedReady is an independent company, not affiliated with SBA, SAM.gov, the Census Bureau or any government agency. Open-contract counts come from SAM.gov and update daily; spending figures come from USAspending.gov.