Marin County property record for 660 Summit Ave, Mill Valley, CA 94941 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 6 Beds |
| Bathrooms | 5.5 Baths |
| Year Built | Built 1992 |
| Square Footage | 4,754 sqft Living Area |
| Lot Size | 1 acres |
| Occupancy | Owner Occupied |
| Last Sale | $2,100,000 (1998) |
| Tax Bill | $39,635.00 (2025) |
| Primary APN | 027-031-23 |
|---|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 5.5 Baths |
| Partial Baths | 1 Partial Baths |
| Building Area | 4,754 sqft Living Area |
| Fireplace | Fireplace |
| Fireplaces | 1 Fireplaces |
| Year Built | Built 1992 |
|---|---|
| Effective Year Built | Effective 1992 |
| Architectural Style | Contemporary Style |
| Lot Area | 43,560 sqft |
| Parking Spaces | 4 Parking Spaces |
| Garage Area | 898 sqft Garage |
| Pool Area | 510 sqft Pool |
| Deck Area | 804 sqft Deck |
| Patio Area | 804 sqft Patio |
| Heating System | Central Heating |
|---|
| Street Address | 660 SUMMIT AVE |
|---|---|
| City | MILL VALLEY |
| State | CA |
| Zip | 94941-1030 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Jurisdiction | MARIN CA |
| Minor Civil Division | SOUTHEAST MARIN |
| Census Blockgroup | 5 |
| Census Block | 5000 |
| Census Tract | 127000 |
Source: Marin County records · APN 027-031-23
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 Company Names on File |
|---|---|
| Mailing Address | 660 SUMMIT AVE, MILL VALLEY, CA 94941-1030 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is a Company |
| Vesting | Owner is a Trust, Trust |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Apr 08, 1998 · Amount on Record |
| Deed Sale | Apr 08, 1998 · Amount on Record |
| Prior Sale | Jan 07, 1994 |
| Deed Doc Number | 199822568 |
| Last Transfer Date | Mar 15, 2004 |
| Transfer Doc | 0000022534 |
| 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 | $3,388,097 (+2%) Land $1,628,580 Building $1,759,517 | |
| 2025 | $39,635.00 (+5.47%) Homeowner's exemption | $3,321,670 (+4.04%) Land $1,596,650 Building $1,725,020 |
| 2023 | $37,579.00 (+2.44%) Homeowner's exemption | $3,192,706 Land $1,534,660 Building $1,658,046 |
| 2022 | $36,683.00 |
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 |
| Wildfire Risk | Moderate above 52% of the US · above 31% of California |
|---|---|
| Wildfire Likelihood | About 1 in 826 per year |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; lenders make the official flood determination.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures