Nevada County property record for 523 Mill St, Grass Valley, CA 95945
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 704 sqft · built 1925 |
| Lot Size | 0.2 acres (8,712 sqft) |
| Owner | Individual Name on Record |
| Tax Bill | $2,147 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 029-150-017-000 |
| Primary APN | 029-150-017-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 2 Rooms |
| Stories | 1 Story |
| Building Area | 704 sqft Living Area |
| 1st Floor Area | 704 sqft |
| Year Built | Built 1925 |
|---|---|
| Effective Year Built | Effective 1925 |
| Architectural Style | Traditional |
| Lot Area | 8,712 sqft (0.2 acres) |
| Terrain | Below Road/Slope |
| View / Lot | Average |
| Patio Area | 704 sqft |
| Sewer | Connected |
|---|---|
| Water Source | Commercial |
| Old Parcel Number | 29-150-17-000 |
|---|---|
| Street Address | 523 MILL ST |
| City | GRASS VALLEY |
| State | CA |
| Zip | 95945-7131 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 5 BLK 3 SO GV |
| Legal Subdivision | SOUTH GRASS VALLEY |
| Legal Block | 3 |
| Legal Lot Number | 5 |
| Jurisdiction | NEVADA CA |
| Township / Civil Division | GRASS VALLEY |
| Census Block Group | 1 |
| Census Block | 1013 |
| Census Tract | 502 |
Source: Nevada County records, as of July 7, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | 523 MILL ST, GRASS VALLEY, CA 95945-7131 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Feb 11, 2015 |
| Transfer Doc | 0000003176 |
| Record Updated | Sep 20, 2026 |
Source: Nevada County assessment roll, as of July 7, 2026
| Type | Name |
|---|---|
| State | California |
| County | Nevada County |
| Municipality | Grass Valley City |
| 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 | $203,097 (+2%) Land $117,122 Building $85,975 | ||
| 2025 | $2,147.00 (+4.73%) Homeowner's exemption | $199,116 (+4.04%) Land $114,826 Building $84,290 | |
| 2023 | $2,050.00 (+1.03%) Homeowner's exemption | $191,386 Land $110,368 Building $81,018 | $321,120 |
| 2022 | $2,029.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 3 in force |
| Nearby Flood Claims | 9 (1996–2012) |
| Claims Outside the SFHA | 3 of 9 |
| Most Recent Claim | Dec 2012 · river or lake flooding |
| Claims by Event |
|
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 43% of the US · lower than 74% of California |
|---|---|
| Wildfire Likelihood | 0.05% annual chance |
| Exposure | None beyond ember reach |
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 | CITY OF GRASS VALLEY serves 4,947 people · EPA ID CA2910001 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Nov 2024 |
| Lead | Under 1 ppb (2024–2026) 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 389 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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