Marin County property record for 178 Summit Ave, Mill Valley, CA 94941 · Last verified July 2026
| Property Type | Residential > Multi-Unit > Duplex |
|---|---|
| Bedrooms | 2 Beds |
| Bathrooms | 3 Baths |
| Year Built | Built 1960 |
| Square Footage | 2,598 sqft Living Area |
| Lot Size | 21,780 sqft (0.5 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $1,050,000 (2009) |
| Tax Bill | $18,029.00 (2025) |
| Primary APN | 029-053-10 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 7 Rooms |
| Units | 2 Units |
| Building Area | 2,598 sqft Living Area |
| Fireplace | Fireplace |
| Fireplaces | 1 Fireplaces |
| Year Built | Built 1934 |
|---|---|
| Effective Year Built | Effective 1960 |
| Architectural Style | Duplex Single Style |
| Lot Area | 21,780 sqft (0.5 acres) |
| Deck Area | 110 sqft Deck |
| Patio Area | 110 sqft Patio |
| Heating System | Central Heating |
|---|
| Street Address | 178 SUMMIT AVE |
|---|---|
| City | MILL VALLEY |
| State | CA |
| Zip | 94941-1821 |
| Property Usage | Residential Property Usage |
| Type | Residential > Multi-Unit > Duplex |
| Legal Description | MAP D2 606 |
| Legal Subdivision | TOOHEY |
| Legal Lot Number | 232 |
| Jurisdiction | MARIN CA |
| Minor Civil Division | SOUTHEAST MARIN |
| Census Blockgroup | 5 |
| Census Block | 5007 |
| Census Tract | 127000 |
Source: Marin County records · APN 029-053-10
Assessment roll updated July 13, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 178 SUMMIT AVE, MILL VALLEY, CA 94941-1821 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Vesting | Community Property |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Aug 28, 2009 · Amount on Record |
| Deed Sale | Aug 28, 2009 · Amount on Record |
| Prior Sale | Jun 01, 2005 · Amount on Record |
| Deed Doc Number | 200949861 |
| Prior Transfer Date | Apr 12, 2007 |
| Prior Transfer Doc | 0000032530 |
| Record Refreshed | Sep 20, 2026 |
Source: Marin County records · Assessment roll updated July 13, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Marin County |
| Municipality | Mill Valley City |
| Elementary School District | Mill Valley Elementary School District (KG - 08) |
| Secondary School District | Tamalpais Union High School District (09 - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,237,547 (+2%) Land $579,277 Building $658,270 | |
| 2025 | $18,029.00 (-1.69%) Homeowner's exemption | $1,213,286 (+4.04%) Land $567,921 Building $645,365 |
| 2023 | $18,338.00 (+5.13%) Homeowner's exemption | $1,166,182 Land $545,872 Building $620,310 |
| 2022 | $17,443.00 |
Source: FEMA National Flood Hazard Layer, Marin County (06041C), updated October 18, 2023 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Wildfire Risk | Low above 20% of the US · above 11% of California |
|---|---|
| Wildfire Likelihood | About 1 in 4,348 per year |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; lenders make the official flood determination.
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