Marin County property record for 121 Cornelia Ave, Mill Valley, CA 94941 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 4 Beds |
| Bathrooms | 3 Baths |
| Year Built | Built 1975 |
| Square Footage | 2,050 sqft Living Area |
| Lot Size | 10,000 sqft (0.23 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $1,525,000 (2006) |
| Tax Bill | $27,715.00 (2025) |
| Primary APN | 029-095-09 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 7 Rooms |
| Building Area | 2,050 sqft Living Area |
| Basement Area | 230 sqft Basement |
| Stories | 2 Stories |
| Fireplace | Fireplace |
| Fireplaces | 1 Fireplaces |
| Year Built | Built 1930 |
|---|---|
| Effective Year Built | Effective 1975 |
| Architectural Style | Contemporary Style |
| Roof Material | Roll Tar & Gravel Roof |
| Lot Area | 10,000 sqft (0.23 acres) |
| Deck Area | 960 sqft Deck |
| Patio Area | 960 sqft Patio |
| Heating System | Central Heating |
|---|---|
| Sewage | Municipal Sewage |
| Water Source | Commercial Water Source |
| Street Address | 121 CORNELIA AVE |
|---|---|
| City | MILL VALLEY |
| State | CA |
| Zip | 94941-1807 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | MAP C3 606 |
| Legal Subdivision | TAMALPAIS LAND & WATER CO |
| Legal Lot Number | 153 |
| Jurisdiction | MARIN CA |
| Minor Civil Division | SOUTHEAST MARIN |
| Census Blockgroup | 4 |
| Census Block | 4006 |
| Census Tract | 127000 |
Source: Marin County records · APN 029-095-09
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 | 121 CORNELIA AVE, MILL VALLEY, CA 94941-1807 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is a Company |
| Vesting | Owner is a Trust, Family Trust |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jun 01, 2006 · Amount on Record |
| Deed Sale | Jun 01, 2006 · Amount on Record |
| Prior Sale | Apr 30, 1999 · Amount on Record |
| Deed Doc Number | 200634449 |
| Prior Transfer Date | Mar 21, 2003 |
| Prior Transfer Doc | 0000035483 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | Apr 08, 2026 |
| Property Address | 121 CORNELIA AVE, MILL VALLEY, CA 94941-1807 |
| Document Number | 0000010220 |
| Instrument Date | Mar 31, 2026 |
| Instrument | 202610220 |
| Transaction Type | Transfer |
| Record Updated | Jul 12, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 121 CORNELIA AVE, MILL VALLEY, CA 94941-1807 |
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 | $2,250,514 (+8%) Land $1,170,775 Building $1,079,739 | |
| 2025 | $27,715.00 (+5.69%) | $2,083,851 (+4.04%) Land $1,147,826 Building $936,025 |
| 2023 | $26,222.00 (+3.55%) | $2,002,949 Land $1,103,264 Building $899,685 |
| 2022 | $25,324.00 |
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 | Low above 20% of the US · above 11% of California |
|---|---|
| Wildfire Likelihood | About 1 in 5,556 per year |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Values are read at the parcel center point; lenders make the official flood determination.
Source: NPS National Register of Historic Places · August 1, 2026 release · Last verified October 2026
| Listed Area | Within Dipsea Trail, The listed 2010 · 1 contributing resources · NRIS 10000356 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
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