NAICS Sector 21 · IRS SOI + Census CBP 2023

Mining, Quarrying, and Oil and Gas Extraction

Support Activities for Mining alone holds 52% of level-3 employment inside Mining, Quarrying, and Oil and Gas Extraction (Herfindahl 0.398, concentrated).

1.9%
Avg net margin
553K
Workers
48
Industries
$400.8B
Annual receipts

Mining, Quarrying, and Oil and Gas Extraction payroll leans hard on Support Activities for Mining: that single 3-digit NAICS holds 52% of level-3 headcount. Sibling lines fill the rest, a concentrated industry mix inside the sector.

Where Mining, Quarrying, and Oil and Gas Extraction employment sits

Census CBP level-2 sector rows · Texas holds 35.6% · top 5 = 55.7%

  1. #1 Texas 197,003
  2. #2 Louisiana 35,355
  3. #3 Oklahoma 33,467
  4. #4 Pennsylvania 21,964
  5. #5 Colorado 20,061

Sector ranks #21 of 24 by establishment count.

SBA lending in NAICS 21

FY2020–FY2025 · 7(a)+504 roll-up · #21/24 sectors by loan count

Loans

684

Volume

$579M

Jobs at origination

10,921

Top lender

Western Commerce Bank

FY2020→FY2025: 98→141 loans (rising, +43).

CBP payroll per worker: $115/yr · SOI receipts/est $17.2M.

All Industries in This Sector

Industry Profit Margin
Mining (except Oil and Gas)

NAICS 212

 N/A
Oil and Gas Extraction

NAICS 211

 2.4%
Support Activities for Mining

NAICS 213

 7.1%

Top Profit Margins

Largest Employers

  1. #1 Support Activities for Mining 288,339
  2. #2 Mining (except Oil and Gas) 173,729
  3. #3 Oil and Gas Extraction 90,968

Frequently Asked Questions

Which sub-industries dominate Mining, Quarrying, and Oil and Gas Extraction employment?
Support Activities for Mining leads with 288,339 workers (52% of level-3 headcount); next are Mining (except Oil and Gas) (173,729) and Oil and Gas Extraction (90,968). Top-3 share is 100%; Herfindahl 0.398 (tight).
Who finances Mining, Quarrying, and Oil and Gas Extraction small businesses?
684 SBA 7(a)/504 loans totaling $579M (FY2020–FY2026); sector loan-count rank #21/24. FY2020→FY2025 loan counts went 98→141 (rising). Busiest lender on record: Western Commerce Bank.
Where is Mining, Quarrying, and Oil and Gas Extraction employment concentrated geographically?
Texas leads with 197,003 workers (35.6% of Census CBP sector headcount); next are Louisiana (35,355) and Oklahoma (33,467). Top-5 share is 55.7%. Figures use level-2 sector rows only.
Disclaimer: PlainBizBench provides publicly available IRS and Census data for informational purposes only on NAICS 21 (Mining, Quarrying, and Oil and Gas Extraction). This is not financial, tax, or business advice. Consult a qualified accountant or financial advisor for business-specific guidance.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from official public datasets. See our methodology for details. Retrieved and formatted by PlainBizBench

Census CBP 2023 + IRS SOI 2013 for NAICS 21 · SBA 7(a)/504 $579M. CSV: sector 21 rows.

Every figure on PlainBizBench is rendered directly from federal source data, no number is typed in by an editor. This page aggregates every industry within this sector, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.

Disclaimer: Public IRS/Census data, not financial or tax advice. See our full disclaimer.