Septic records and services in Mill Valley, California

We have not yet measured septic parcels or collected septic records for Marin County, California, which covers Mill Valley. This page says what is and is not on file rather than filling the gap with an estimate.

What Mill Valley is, in the records

Mill Valley is a city in Marin County, California. The Census Bureau puts its internal point at 37.908122, -122.542325 and its land area at 4.78 square miles. Septic permitting and record keeping happen at the county level, not the city level, which is why every figure below is attributed to the county and linked back to the county page it came from.

What we hold for the county that covers Mill Valley

We have not yet collected septic documents from Marin County, California, so for a Mill Valley property the county's own file is currently the only route. This page is about getting you to it, not about pretending we hold something we do not. The county publishes a records portal, but reaching the documents needs an account or a login, so budget for that step rather than expecting an open search.

Start from who you are

Septic is one subject with very different jobs inside it. These go straight to the page that does yours.

Questions people ask

Does Parcel Perfect have a septic count for Mill Valley?

No. We measure septic and sewer at parcel level and roll it up by county. We have not yet measured septic parcels or collected septic records for Marin County, California, which covers Mill Valley. This page says what is and is not on file rather than filling the gap with an estimate.

Which county is Mill Valley in?

Mill Valley is in Marin County, California.

Records and services around Mill Valley

• Marin County septic records — what we hold, and where the county keeps the originals
• California septic regulations — the rules that actually bind here, which no page on this site restates from memory
• California septic records index

ZIP codes that overlap Mill Valley

From the Census ZCTA-to-place relationship file, with the share of Mill Valley’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.

• ZIP 94941 (100% of the city)
• ZIP 94939 (0% of the city)

Nearest other places

Straight-line distance from the Census internal point of Mill Valley.

• Alto — 1.3 mi
• Tamalpais-Homestead Valley — 2.0 mi
• Kentfield — 2.1 mi
• Strawberry — 2.2 mi
• Larkspur — 2.3 mi
• Corte Madera — 2.5 mi
• Marin City — 3.0 mi
• Muir Beach — 3.8 mi
• Ross — 4.0 mi
• Sausalito — 4.4 mi
• Belvedere — 4.6 mi
• Tiburon — 4.6 mi
• San Anselmo — 5.3 mi
• San Rafael — 5.4 mi
• Stinson Beach — 5.9 mi
• Fairfax — 6.3 mi
• Santa Venetia — 7.1 mi
• Sleepy Hollow — 7.6 mi
• Woodacre — 8.5 mi
• Bolinas — 9.1 mi
• Lucas Valley-Marinwood — 9.3 mi
• San Geronimo — 9.5 mi
• North Richmond — 10.2 mi
• Richmond — 10.4 mi
• Lagunitas-Forest Knolls — 11.1 mi
• San Pablo — 11.5 mi
• Rollingwood — 12.2 mi
• Novato — 12.2 mi

Get the septic design for a property here

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 Marin County, California.

Open the parcel map and design tool