In Pima County, Arizona, which covers Ajo, we have measured 62,256 parcels on septic and 389,694 on sewer. That is a county measurement. We do not hold a septic count for Ajo on its own and this page does not estimate one.
Ajo is a census-designated place in Pima County, Arizona. The Census Bureau puts its internal point at 32.392279, -112.883874 and its land area at 33.33 square miles. Septic permitting and record keeping happen at the county level, not the census-designated place 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 |
|---|---|---|---|---|---|
| Pima County | 348,481 | 62,256 | 389,694 | county portal | no account needed |
Pima County, Arizona is one of the more heavily documented counties in our collection: we hold 348,481 septic records for it, so the odds that a specific Ajo address already has a filed document we can point you at are good. The county is predominantly sewered: only 62,256 of 451,950 classified parcels are on septic. Septic properties near Ajo are the exception, which is exactly why owners often do not know they have one. 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 Ajo | keeping the system you have working |
| Buyer or seller | Buying or selling in Ajo | what to pull and check before closing |
| Realtor | Buying or selling in Ajo | the same records a seller needs on file |
| Designer or engineer | Septic design in Ajo | design flow, tank capacity, dispersal sizing |
| Installer or contractor | Septic installation in Ajo | site evaluation, permit sequence, inspection |
| Septic pumper | Septic pumping in Ajo | tank access, lids and service interval |
| Inspector | Septic inspection in Ajo | what gets checked and what a failure means |
| Land investor | Septic installation in Ajo | 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 Pima County, Arizona, which covers Ajo, we have measured 62,256 parcels on septic and 389,694 on sewer. That is a county measurement. We do not hold a septic count for Ajo on its own and this page does not estimate one.
Ajo is in Pima County, Arizona.
From the Census ZCTA-to-place relationship file, with the share of Ajo’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 Ajo.
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 Pima County, Arizona.