In Whitman County, Washington, which covers Farmington, we have measured 4,265 parcels on septic and 9,252 on sewer. That is a county measurement. We do not hold a septic count for Farmington on its own and this page does not estimate one.
Farmington is a town in Whitman County, Washington. The Census Bureau puts its internal point at 47.088727, -117.046358 and its land area at 0.36 square miles. Septic permitting and record keeping happen at the county level, not the town level, which is why every figure below is attributed to the county and linked back to the county page it came from.
| County | Records we hold | Parcels on septic | Parcels on sewer | County records portal | Searchable without an account |
|---|---|---|---|---|---|
| Whitman County | 49 | 4,265 | 9,252 | county portal | no account needed |
Our collection for Whitman County, Washington is small, at 49 septic records. Treat it as a starting point for a Farmington property rather than a search that settles the question. The county is genuinely mixed: 4,265 of 13,517 classified parcels are on septic and the rest are sewered. Which side of that line a Farmington address falls on is worth establishing before anything else. The county publishes a records portal that we were able to search without creating an account, which makes checking a specific parcel something you can do yourself in a few minutes.
Septic is one subject with very different jobs inside it. These go straight to the page that does yours.
| If you are a | Go to | Because it covers |
|---|---|---|
| Homeowner | Septic pumping in Farmington | keeping the system you have working |
| Buyer or seller | Buying or selling in Farmington | what to pull and check before closing |
| Realtor | Buying or selling in Farmington | the same records a seller needs on file |
| Designer or engineer | Septic design in Farmington | design flow, tank capacity, dispersal sizing |
| Installer or contractor | Septic installation in Farmington | site evaluation, permit sequence, inspection |
| Septic pumper | Septic pumping in Farmington | tank access, lids and service interval |
| Inspector | Septic inspection in Farmington | what gets checked and what a failure means |
| Land investor | Septic installation in Farmington | whether raw land can take a system at all |
No. We measure septic and sewer at parcel level and roll it up by county. In Whitman County, Washington, which covers Farmington, we have measured 4,265 parcels on septic and 9,252 on sewer. That is a county measurement. We do not hold a septic count for Farmington on its own and this page does not estimate one.
Farmington is in Whitman County, Washington.
From the Census ZCTA-to-place relationship file, with the share of Farmington’s land area that falls in each. A ZIP is not a place boundary and the two only ever partly agree, which is exactly why both pages exist.
Straight-line distance from the Census internal point of Farmington.
Parcel Perfect generates a code-shaped septic design and as-built style drawing for a parcel from the records and site data we hold, and shows every parcel we have classified as septic or sewer on one map. Both are open to use for any parcel in Whitman County, Washington.