Construction Sand and Gravel Mining — NAICS 212321

Browse federal contract opportunities classified under NAICS code 212321 (Construction Sand and Gravel Mining). Find active solicitations on SAM.gov, understand size standards, and discover set-aside opportunities for your business.

3
Active Now
$33K
Median Contract
~21
Awards / Month
215
Competitors
65%
Small Business

About NAICS 212321

Construction Sand and Gravel Mining. This industry falls under the Mining, Quarrying, and Oil and Gas Extraction sector (NAICS codes beginning with 21).

Federal agencies use NAICS code 212321 when posting contract opportunities on SAM.gov to classify the type of work being solicited. Businesses that operate in the construction sand and gravel mining space should include this code in their SAM.gov registration and capability statements to ensure they appear in relevant searches.

How to Use NAICS 212321 in Federal Contracting

To compete for federal contracts under NAICS 212321, your business should be registered in SAM.gov with this NAICS code listed in your entity profile. When agencies post solicitations for construction sand and gravel mining work, they reference this code to determine the applicable small business size standard and any set-aside eligibility.

If you hold certifications such as 8(a), HUBZone, SDVOSB, or WOSB, you may be eligible for set-aside contracts under this NAICS code. These set-asides limit competition to certified small businesses, giving you a significant advantage in winning federal work.

FedOverwatch monitors SAM.gov daily and can automatically match you with new opportunities under NAICS 212321. Set up your profile with your NAICS codes and certifications to receive personalized contract alerts.

NAICS 212321 Market Intelligence

Based on 3 years of federal award data from USAspending.gov, the construction sand and gravel mining market has seen 742 contract awards totaling $61.1M in value. The median contract size is $33K, with approximately 21 new awards per month.

Total Awards (3yr)

742

Total Value

$61.1M

Median Contract

$33K

Competitors

215

Contract value distribution

$4K$33K median$206K
Small business set-aside rate65% of awards

482 small business awards ($47.9M total value,$41K median)

215 companies compete for NAICS 212321 contracts

See who's winning, their award values, and where you fit in the market

Explore Competitors

Size Standards

The SBA establishes size standards for each NAICS code to define what qualifies as a "small business" for federal contracting purposes. For NAICS 212321 (Construction Sand and Gravel Mining), the size standard is based on either average annual receipts or number of employees, depending on the specific industry. Meeting the size standard for your primary NAICS code is required to qualify for small business set-aside contracts.

Visit the SBA Size Standards Table to find the current threshold for NAICS 212321.

Recent NAICS 212321 Opportunities

View all →
$26KBid now
Gravel for the Hanford-Saddle National Wildlife Refuge
Dept. of the Interior

The Department of the Interior is procuring gravel for the Hanford-Saddle National Wildlife Refuge. The work involves drilling, earth boring, and related equipment to support fire management efforts. Key requirements include the provision of necessary materials and equipment for the project.

est. $14K – $89KDUE IN 2 DAYSBid now
SB|Department of Defense (DoD)

The Department of Defense is procuring 1000 cubic yards of Class 5 DOT gravel for the North Dakota Army National Guard's 164th RTI. The gravel must be delivered to the Horizontal Training Area in Devils Lake, ND by no later than June 30, 2026.

$120KUpcoming
SB|Department of Defense (DoD)

Frequently Asked Questions

What is NAICS code 212321?
NAICS code 212321 represents "Construction Sand and Gravel Mining" in the North American Industry Classification System. Construction Sand and Gravel Mining. This code is used by federal agencies on SAM.gov to classify contract opportunities so businesses in the construction sand and gravel mining industry can find relevant solicitations.
How many federal contracts use NAICS 212321?
There are currently 3 active federal contract opportunities on SAM.gov that use NAICS code 212321 (Construction Sand and Gravel Mining). Over the past 3 years, there have been 742 awards totaling $61.1M, with a median contract value of $33K. Approximately 21 new contracts are awarded each month in this NAICS code. FedOverwatch tracks these opportunities in real time so you never miss a relevant contract.
How to find contracts for NAICS 212321?
You can find federal contracts for NAICS 212321 by searching SAM.gov directly, or by using FedOverwatch to get automatic matches. FedOverwatch monitors SAM.gov continuously and alerts you when new construction sand and gravel mining opportunities are posted that match your profile, certifications, and set-aside eligibility.
What is the SBA size standard for NAICS 212321?
The SBA assigns size standards to each NAICS code to determine whether a business qualifies as "small" for federal set-aside contracts. Size standards for NAICS 212321 (Construction Sand and Gravel Mining) are based on either annual revenue or number of employees, depending on the industry. Check the SBA's size standards table at sba.gov for the most current thresholds for this code.

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