In Snohomish County, Washington, which covers Lake Ketchum, we have measured 57,732 parcels on septic and 199,061 on sewer. That is a county measurement. We do not hold a septic count for Lake Ketchum on its own and this page does not estimate one.
Lake Ketchum is a census-designated place in Snohomish County, Washington. The Census Bureau puts its internal point at 48.285835, -122.346481 and its land area at 3.11 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 |
|---|---|---|---|---|---|
| Snohomish County | 155,022 | 57,732 | 199,061 | county portal | no account needed |
Snohomish County, Washington is one of the more heavily documented counties in our collection: we hold 155,022 septic records for it, so the odds that a specific Lake Ketchum address already has a filed document we can point you at are good. The county is genuinely mixed: 57,732 of 256,793 classified parcels are on septic and the rest are sewered. Which side of that line a Lake Ketchum 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 Lake Ketchum | keeping the system you have working |
| Buyer or seller | Buying or selling in Lake Ketchum | what to pull and check before closing |
| Realtor | Buying or selling in Lake Ketchum | the same records a seller needs on file |
| Designer or engineer | Septic design in Lake Ketchum | design flow, tank capacity, dispersal sizing |
| Installer or contractor | Septic installation in Lake Ketchum | site evaluation, permit sequence, inspection |
| Septic pumper | Septic pumping in Lake Ketchum | tank access, lids and service interval |
| Inspector | Septic inspection in Lake Ketchum | what gets checked and what a failure means |
| Land investor | Septic installation in Lake Ketchum | 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 Snohomish County, Washington, which covers Lake Ketchum, we have measured 57,732 parcels on septic and 199,061 on sewer. That is a county measurement. We do not hold a septic count for Lake Ketchum on its own and this page does not estimate one.
Lake Ketchum is in Snohomish County, Washington.
From the Census ZCTA-to-place relationship file, with the share of Lake Ketchum’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 Lake Ketchum.
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 Snohomish County, Washington.