The government fee just to get permission to build a septic system ranges from $100 to over $1,055 depending on where you live. Hawaii is the cheapest we've verified ($100); Texas the most expensive ($285–$1,055 (county)). And in about 8 states, there isn't even one statewide number — your county sets the fee. This index compiles the official permit fees, state by state, alongside how many septic providers serve each state.
The headline numbers
Septic construction permit fees range from about $100 to over $1,055 across the states verified so far.
Texas carries the highest verified septic permit cost at $285–$1,055 (county).
In about 8 states, septic permit fees are set at the county or municipal level — there is no single statewide price.
Septic permit cost by state
The table below shows the septic construction/application permit fee for each state we've verified from official government sources, alongside the number of septic-service companies serving that state (from our directory — a proxy for how competitive the local market is). Search for your state, or sort by provider count.
| # | State | Permit Fee | Providers ▼ |
|---|---|---|---|
| 1 | Texas | $285–$1,055 (county) | 742 |
| 2 | Florida | $425–$550 (county) | 659 |
| 3 | California | Not yet researched | 533 |
| 4 | North Carolina | Not yet researched | 476 |
| 5 | Georgia | County-administered | 464 |
| 6 | Ohio | County-administered | 446 |
| 7 | New York | Not yet researched | 441 |
| 8 | Michigan | Not yet researched | 399 |
| 9 | Wisconsin | Not yet researched | 381 |
| 10 | Pennsylvania | Locally administered | 360 |
| 11 | Illinois | Not yet researched | 311 |
| 12 | Tennessee | $400–$500 | 300 |
| 13 | Minnesota | Not yet researched | 285 |
| 14 | Missouri | Not yet researched | 283 |
| 15 | Massachusetts | Not yet researched | 265 |
| 16 | Connecticut | Not yet researched | 254 |
| 17 | Indiana | Not yet researched | 253 |
| 18 | Alabama | Not yet researched | 229 |
| 19 | South Carolina | $150 | 229 |
| 20 | Virginia | $425–$725 | 227 |
| 21 | Maryland | County-administered | 226 |
| 22 | New Jersey | Locally administered | 211 |
| 23 | Washington | Not yet researched | 204 |
| 24 | Kentucky | Not yet researched | 189 |
| 25 | Oklahoma | Not yet researched | 180 |
| 26 | Louisiana | Not yet researched | 174 |
| 27 | Iowa | Not yet researched | 153 |
| 28 | Colorado | Not yet researched | 147 |
| 29 | Arizona | $550–$875 (county) | 129 |
| 30 | Oregon | Not yet researched | 124 |
| 31 | New Hampshire | Not yet researched | 116 |
| 32 | Mississippi | Not yet researched | 108 |
| 33 | Maine | Not yet researched | 96 |
| 34 | Arkansas | Statewide fee (amount pending) | 95 |
| 35 | Montana | Not yet researched | 93 |
| 36 | Kansas | Not yet researched | 92 |
| 37 | Rhode Island | Not yet researched | 83 |
| 38 | Idaho | Not yet researched | 82 |
| 39 | New Mexico | Not yet researched | 74 |
| 40 | West Virginia | $306–$765 | 64 |
| 41 | Nebraska | Not yet researched | 61 |
| 42 | Vermont | Not yet researched | 60 |
| 43 | Utah | Not yet researched | 54 |
| 44 | North Dakota | Not yet researched | 50 |
| 45 | Alaska | Not yet researched | 32 |
| 46 | Delaware | Not yet researched | 32 |
| 47 | South Dakota | Not yet researched | 31 |
| 48 | Nevada | Not yet researched | 31 |
| 49 | Hawaii | $100 | 28 |
| 50 | Wyoming | Not yet researched | 26 |
| 51 | District of Columbia | Not yet researched | 2 |
51 of 51 rows · click a column to sort · click a row name to link it
“County” = fee set by county/local health department (a representative county shown). “Not yet researched” = verified fee coming in a future edition. Provider counts cover all 51 states + DC.
Key findings
- Permits are cheap; systems aren't. Even the priciest permit ($285–$1,055 (county)) is a small fraction of a full install — the permit buys approval, not the system.
- Where you live decides who sets the price. About 8 states hand permitting to counties or towns, so two neighbors in different counties can pay very different fees.
- Alternative systems cost more to permit. States like Tennessee charge more for alternative/engineered systems than conventional ones — a signal your soil may require a pricier build.
What's in a septic cost (and what a permit isn't)
The permit fee is the government charge for approval — a few hundred dollars in most states. The real money is the build: tank, drain field, excavation, materials, and labor, which together typically run several thousand to tens of thousands of dollars depending on soil, system type, and site access. For those numbers see our septic installation cost guide, pumping costs, and drain-field replacement costs. To size a system for your home, use our tank size calculator. For the big picture on who's on septic and where, see our Septic System Statistics report.
SepticTankHub Research. “Septic Cost Index by State 2026” (Report #1). https://www.septictankhub.com/blog/septic-tank-cost-by-state/. Free to republish with attribution and a link. Each state row has its own anchor for direct citation.
Methodology & sources
Methodology & Sources — data as of 2026-07-07
Permit fees are the government charge to obtain a new residential conventional septic construction/application permit — one component of total install cost, not the whole cost.
Where a state administers fees at the county or municipal level, we list a representative county rather than a single statewide figure (about a third of states).
Company counts are directory listings, a proxy for market size, not a census of all businesses.
Verified fees so far: 8 of 51 states + DC. This is Report #1 — the fee column expands each edition; states not yet researched show 'Not yet researched'.
- Permit fees are one component of total install cost, not the whole cost — the permit buys approval to build.
- We publish only fees verified from official .gov sources. 8 of 51 states are verified so far; the rest expand each edition and currently show their administration model or 'Not yet researched'.
- Provider counts are directory listings, a market-size proxy, not a census of every operating business.
- State & county health-department permit fee schedules — Official .gov pages; see per-row source URLs. (accessed 2026-07-07)
- SepticTankHub directory database — Company counts per state. (accessed 2026-07-06)
Frequently asked questions
This is Report #1, published 2026, verifying permit fees for 8 states and local provider data for all 51. We add verified fees each edition. Media & data inquiries: [email protected] · see our press page.
