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Single Family ResidenceResidential
$378,192$467 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 98How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

509 WALSH ST

GRASS VALLEY, CA 95945
2
Beds
1
Baths
810 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.1 ac
Lot SizeThe size of the land the home sits on, from county records.
1933
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$378K
$370K low$386K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$931 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$86,768 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$30,727
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$56,041
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$85,068
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$289,260

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Traditional/Old
CountyNEVADA
Lot (acres)The size of the land the home sits on, from county records.0.10
HeatingThe type of heating system in the home.None
CoolingThe type of cooling or air conditioning in the home.None
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 810 ft²

Transaction History(2)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Bell Hill AcademyB+
Elementary · Grades KG–4 · 0.1 mi
M
Lyman Gilmore Middle SchoolC
Middle · Grades 5–8 · 0.4 mi
H
Nevada Union High SchoolB
High · Grades 9–12 · 1.7 mi

District: Grass Valley Elementary School District

Neighborhood · ZIP 95945These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.108
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.105

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.24,965
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.362 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$66,899
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$89,570
Average tempThe average temperature here across a full year.56°F
Annual precipHow much rain and melted snow falls here in a typical year.54 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.78%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

509 Walsh St measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth less than 91% of homes in Nevada County
  • Costs more per square foot than 94% of homes in Grass Valley 95945
  • Smaller than 96% of homes in Nevada County
  • Has a smaller lot than 95% of homes in Nevada County
  • Older than 96% of homes in Nevada County

What homes are worth in Grass Valley 95945

Each bar is how many homes fall in that price range. The marker is this home.

This home
$268K$1.1M

This home is worth more than 13% of homes in Grass Valley 95945.

How it measures up in Grass Valley 95945

The dot is this home. The mark in the middle is the typical home in Grass Valley 95945.

Estimated value$378,192
CheaperTypical $518,403Pricier

Pricier than 13% of homes nearby

Price per ft²$467
CheaperTypical $343Pricier

Pricier than 94% of homes nearby

Living area810 ft²
SmallerTypical 1,517 ft²Bigger

Bigger than 6% of homes nearby

Lot size0.1 ac
SmallerTypical 0.65 acBigger

Bigger than 7% of homes nearby

Year built1933
OlderTypical 1977Newer

Newer than 11% of homes nearby

How 509 Walsh St ranks against every home in each area.
MeasureThis homeGrass Valley 95945Nevada County
Estimated valuepricier than$378,19213% of homes9% of homes
Price per ft²pricier than$46794% of homes73% of homes
Living areabigger than810 ft²6% of homes4% of homes
Lot sizebigger than0.1 ac7% of homes5% of homes
Year builtnewer than193311% of homes4% of homes

About 509 Walsh St

How much is 509 Walsh St, Grass Valley, CA worth?

The TopHap Estimate for 509 Walsh St, Grass Valley, CA is $378,192 as of Oct 21, 2026. The likely range is $370,235 to $386,149. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 509 Walsh St, Grass Valley, CA last sell?

509 Walsh St, Grass Valley, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 509 Walsh St, Grass Valley, CA?

509 Walsh St, Grass Valley, CA has 2 bedrooms, 1 bathrooms, 810 square feet of living space and a 0.10-acre lot.

When was 509 Walsh St, Grass Valley, CA built?

509 Walsh St, Grass Valley, CA was built in 1933, making it 93 years old. It is a traditional/old home. The building has 2 stories.

What schools serve 509 Walsh St, Grass Valley, CA?

509 Walsh St, Grass Valley, CA is assigned to Bell Hill Academy (elementary), rated B+; Lyman Gilmore Middle School (middle), rated C; Nevada Union High School (high), rated B. All sit in Grass Valley Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 509 Walsh St, Grass Valley, CA compare to other homes in Grass Valley 95945?

Among the 9,192 homes in Grass Valley 95945, it is worth more than 13% of them ($378,192 against a typical $518,403), its price per square foot is higher than 94% of them ($467 against a typical $343), it is bigger than 6% of them (810 ft² against a typical 1,517 ft²), its lot is bigger than 7% of them (0.1 ac against a typical 0.65 ac) and it is newer than 11% of them (1933 against a typical 1977). Measured against all of Nevada County, it is worth more than 9% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 509 Walsh St, Grass Valley, CA?

The 2025 property tax bill for 509 Walsh St, Grass Valley, CA was $931. The county assessed it at $86,768.

More homes on Walsh St

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More homes in Grass Valley 95945

Assigned schools

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