Nevada County property record for 10424 Alta St, Grass Valley, CA 95945
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 2,115 sqft · built 1891 |
| Lot Size | 0.47 acres (20,473 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $1,195 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 008-190-009-000 |
| Primary APN | 008-190-009-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 2 Rooms |
| Stories | 2 Stories |
| Building Area | 2,115 sqft Living Area |
| 1st Floor Area | 1,195 sqft |
| 2nd Floor Area | 920 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1891 |
|---|---|
| Effective Year Built | Effective 1891 |
| Architectural Style | Traditional |
| Lot Area | 20,473 sqft (0.47 acres) |
| View / Lot | Average |
| Garage Type | Attached |
| Garage Area | 560 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Patio Area | 2,115 sqft |
| Guest House | 875 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Baseboard |
| Heating Fuel | Oil |
| Water Source | Commercial |
| Old Parcel Number | 08-190-09-000 |
|---|---|
| Street Address | 10424 ALTA ST |
| City | GRASS VALLEY |
| State | CA |
| Zip | 95945-5521 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1-1.5 |
| Legal Description | PTN NW 1/4 27-16-8 |
| Legal Range | 8E |
| Legal Township | 16N |
| Legal Section | 27 |
| Jurisdiction | NEVADA CA |
| Township / Civil Division | GRASS VALLEY |
| Census Block Group | 1 |
| Census Block | 1012 |
| Census Tract | 503 |
10424 Alta St is owned and occupied by two individuals who acquired it in March 2013.
Source: Nevada County records, as of July 7, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 10424 ALTA ST, GRASS VALLEY, CA 95945-5521 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Mar 7, 2013 |
| Transfer Doc | 0000006563 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 10424 Alta St was $1,195 with a homeowner's exemption.
Source: Nevada County assessment roll, as of July 7, 2026
| Type | Name |
|---|---|
| State | California |
| County | Nevada County |
| Elementary School District | Grass Valley Elementary School District (KG - 08) |
| Secondary School District | Nevada Joint Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $95,740 (+2%) Land $10,362 Building $85,378 | ||
| 2025 | $1,195.00 Homeowner's exemption | $93,863 Land $10,159 Building $83,704 | |
| 2023 | $1,134.00 (+1.34%) Homeowner's exemption | $90,219 Land $9,765 Building $80,454 | $553,860 |
| 2022 | $1,119.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 10424 Alta St 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 | 1 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 10424 Alta St is moderate, ranking above 50% of the US, with a 0.07% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 50% of the US · lower than 70% of California |
|---|---|
| Wildfire Likelihood | 0.07% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | NEVADA ID - E. GEORGE, BANNER MOUNTAIN serves 17,154 people · EPA ID CA2910004 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Aug 2024 |
| Lead | Under 1 ppb (2022–2024) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 496 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| SmarterBroadband Fixed Wireless | 100 / 25 |
May also be available: AT&T, DigitalPath, GeoLinks, T-Mobile.
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