Plumbing businesses in Michigan.
Michigan holds 1,457 tracked plumbing businesses, 2.9% of the national total, ranking #9 of 51 with 9.35 per 1,000 employer firms in the state.
1,457
Tracked businesses
#9
National rank
9.35
Per 1,000 businesses
Grand Rapids
Top city
Where they concentrate
| City | Tracked businesses | Share of state |
|---|---|---|
| Grand Rapids | 33 | 2.3% |
| Ann Arbor | 18 | 1.2% |
| Detroit | 16 | 1.1% |
| Kalamazoo | 15 | 1.0% |
| Warren | 11 | 0.8% |
| Southfield | 11 | 0.8% |
| Farmington | 10 | 0.7% |
| Lansing | 10 | 0.7% |
| Troy | 10 | 0.7% |
| Battle Creek | 10 | 0.7% |
Methodology. Web-present plumbing businesses tracked nationally (deduplicated). An activity-verification pass is in progress; counts are tracked entities, not verified-active counts, and will tighten as verification completes.
Total employer firms (all sectors) per state, US Census Bureau Business Dynamics Statistics, 2023. Density is vertical entities per 1,000 employer firms. Michigan: 155,861 employer firms. Last updated 2026-06-11. Cite freely with a link.
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