Nevada County property record for 20355 Adamson Dr, Grass Valley, CA 95949
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3.5 ba · 3,279 sqft · built 2004 |
| Lot Size | 10 acres (436,471 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $141,000 (Apr 2003) |
| Tax Bill | $8,873 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 011-520-029-000 |
| Primary APN | 011-520-029-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 4 Rooms |
| Stories | 1 Story |
| Building Area | 3,279 sqft Living Area |
| 1st Floor Area | 3,279 sqft |
| 2nd Floor Area | 562 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2004 |
|---|---|
| Effective Year Built | Effective 2004 |
| Architectural Style | Traditional |
| Lot Area | 436,471 sqft |
| Terrain | Rolling |
| View / Lot | Average |
| Garage Type | Attached |
| Garage Area | 576 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Patio Area | 3,279 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Water Source | Well |
| Old Parcel Number | 11-520-29-000 |
|---|---|
| Street Address | 20355 ADAMSON DR |
| City | GRASS VALLEY |
| State | CA |
| Zip | 95949-9534 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | AG-10 |
| Legal Description | PCL A PM 18/382 |
| Legal Subdivision | SIERRA KNOLL ESTATES |
| Legal Lot Number | A |
| Jurisdiction | NEVADA CA |
| Township / Civil Division | GRASS VALLEY |
| Census Block Group | 2 |
| Census Block | 2012 |
| Census Tract | 107 |
20355 Adamson Dr is owned and occupied by two individuals who bought it in April 2003.
Source: Nevada County records, as of July 7, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 20355 ADAMSON DR, GRASS VALLEY, CA 95949-9534 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Apr 10, 2003 · Amount on File |
| Deed Sale | Apr 10, 2003 · Amount on File |
| Deed Document Number | 200318300 |
| Prior Transfer Date | Dec 31, 2001 |
| Prior Transfer Doc | 0000020324 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 20355 Adamson Dr was $8,873 with a homeowner's exemption.
Source: Nevada County assessment roll, as of July 7, 2026
| Type | Name |
|---|---|
| State | California |
| County | Nevada County |
| Secondary School District | Nevada Joint Union High School District (09 - 12) |
| Elementary School District | Pleasant Ridge Union Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $824,900 (+1.99%) Land $215,200 Building $609,700 | ||
| 2025 | $8,873.00 Homeowner's exemption | $808,800 Land $211,000 Building $597,800 | |
| 2023 | $8,687.00 (+0.07%) Homeowner's exemption | $808,800 Land $211,000 Building $597,800 | $903,600 |
| 2022 | $8,681.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 20355 Adamson Dr in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective August 20, 2024 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 3 in force |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Wildfire risk around 20355 Adamson Dr is very high, ranking above 94% of the US, with a 1% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Very High above 94% of the US · above 80% of California |
|---|---|
| Wildfire Likelihood | 1% annual chance |
| Exposure | Direct burnable vegetation |
Insurers in high-risk areas may require mitigation or decline coverage; check availability before making an offer.
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 11 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
| SmarterBroadband Fixed Wireless | 100 / 25 |
| Cal.net Fixed Wireless | 100 / 20 |
May also be available: DigitalPath.
5G and 4G LTE (outdoors only)
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