Septic recordsWashington

Septic systems in ZIP 99016

We have 226 parcels measured as septic in ZIP 99016 itself (Spokane County, Washington), out of 1,957 parcels in our records for this ZIP, of which 1,056 are recorded as on sewer.

226
septic parcels in this ZIP
1,056
on sewer in this ZIP
1,957
total parcels in this ZIP

Where the records are kept

CountyLand in this ZIPDocuments heldOn septic (county)On sewer (county)
Spokane County, Washington100%2736,413127,463

Septic companies serving ZIP 99016

2 businesses on record with an address in this ZIP: pumping, installation, design, inspection and repair. Not an endorsement, and we take no fee.

CompanyCityPhoneRating
Boucher ConstructionGreenacres(509) 953-32745.0 (1)
Lilac City SepticSpokane Valley(509) 891-89184.8 (5)

Land-area overlap is from the 2020 Census Bureau ZCTA5-to-county relationship file, not an estimate of ours. Parcel and document counts are rows we hold, not a survey of every property in the ZIP. Last verified 2026-09-01.

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Common questions

How many properties in ZIP 99016 are on septic?

We have measured 226 parcels as septic in ZIP 99016 itself, out of 1,957 parcels in our records for this ZIP.

What county is ZIP 99016 in?

ZIP 99016 falls in Spokane County, Washington.