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Septic System Inspector Industry Statistics (2026)

A data-driven snapshot of the septic system inspector market across the United States.

702

Total Providers

42

Cities Covered

35

States

4.8

Avg. Rating

Coverage Map

Providers by State

1. CO
198
2. AZ
128
3. TX
122
4. NM
59
5. MI
45
6. CA
32
7. OK
20
8. DC
8
9. AL
7
10. OR
7
11. MN
6
12. FL
6
13. NY
6
14. GA
5
15. MD
5

Top Cities

1. Denver, CO 184
2. Phoenix, AZ 106
3. Houston, TX 102
4. Albuquerque, NM 56
5. Detroit, MI 44
6. Los Angeles, CA 29
7. Oklahoma City, OK 20
8. Tucson, AZ 17
9. Colorado Springs, CO 13
10. San Antonio, TX 9
11. Austin, TX 8
12. Las Vegas, NV 8
13. New York, NY 8
14. Washington, DC 8
15. Birmingham, AL 7

Industry Metrics

Metric Value
Total providers listed702
Average rating (where available)4.8 / 5.0
Providers with website79 (11%)
With professional certifications618 (88%)
With review sentiment data27
Positive sentiment rate93%
Typical service cost$300-700 per inspection

Methodology: Data sourced from public business directories, review platforms, and professional registries. Statistics reflect the current state of our database as of the most recent build. See our Editorial Guidelines for details on our data collection process.

Last updated: May 12, 2026