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Single Family ResidenceResidential
$44,017$35 / 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 82How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026

309 UNION ST

CALIFORNIA, PA 15419
2
Beds
1
Baths
1,272 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.
2,265 ft²
Lot SizeThe size of the land the home sits on, from county records.
1890
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$44K
$36K low$52K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,069 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$46,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$16,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$29,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$46,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$46,000

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.51
71
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
4
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
71
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
87
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
26
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.44 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyWASHINGTON
Lot (acres)The size of the land the home sits on, from county records.0.05
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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.

M
California Area Middle SchoolB
Middle · Grades 6–8 · 2.2 mi
E
California Area Elementary SchoolD+
Elementary · Grades KG–5 · 2.2 mi
H
California Area High SchoolC-
High · Grades 9–12 · 2.3 mi

District: California Area School District

Neighborhood · ZIP 15419These 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.162
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.32

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.78%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.21%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.3,548
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,910 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$51,665
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$61,592
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.42 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.45%

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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

309 Union 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 95% of homes in California 15419
  • Costs less per square foot than 96% of homes in California 15419
  • Smaller than 66% of homes in California 15419
  • Has a smaller lot than 98% of homes in California 15419
  • Older than 96% of homes in Washington County

What homes are worth in California 15419

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

This home
$37K$302K

This home is worth more than 5% of homes in California 15419.

How it measures up in California 15419

The dot is this home. The mark in the middle is the typical home in California 15419.

Estimated value$44,017
CheaperTypical $97,031Pricier

Pricier than 5% of homes nearby

Price per ft²$35
CheaperTypical $73Pricier

Pricier than 4% of homes nearby

Living area1,272 ft²
SmallerTypical 1,461 ft²Bigger

Bigger than 34% of homes nearby

Lot size2,265 ft²
SmallerTypical 0.15 acBigger

Bigger than 2% of homes nearby

Year built1890
OlderTypical 1920Newer

Newer than 10% of homes nearby

How 309 Union St ranks against every home in each area.
MeasureThis homeCalifornia 15419Washington County
Estimated valuepricier than$44,0175% of homes6% of homes
Price per ft²pricier than$354% of homes4% of homes
Living areabigger than1,272 ft²34% of homes34% of homes
Lot sizebigger than2,265 ft²2% of homes4% of homes
Year builtnewer than189010% of homes4% of homes

About 309 Union St

How much is 309 Union St, California, PA worth?

The TopHap Estimate for 309 Union St, California, PA is $44,017 as of Sep 24, 2026. The likely range is $36,047 to $51,987. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 309 Union St, California, PA last sell?

309 Union St, California, PA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 309 Union St, California, PA?

309 Union St, California, PA has 2 bedrooms, 1 bathrooms, 1,272 square feet of living space and a 0.05-acre lot.

When was 309 Union St, California, PA built?

309 Union St, California, PA was built in 1890, making it 136 years old. The building has 2 stories.

What schools serve 309 Union St, California, PA?

309 Union St, California, PA is assigned to California Area Middle School (middle), rated B; California Area Elementary School (elementary), rated D+; California Area High School (high), rated C-. All sit in California Area School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 309 Union St, California, PA compare to other homes in California 15419?

Among the 892 homes in California 15419, it is worth more than 5% of them ($44,017 against a typical $97,031), its price per square foot is higher than 4% of them ($35 against a typical $73), it is bigger than 34% of them (1,272 ft² against a typical 1,461 ft²), its lot is bigger than 2% of them (2,265 ft² against a typical 0.15 ac) and it is newer than 10% of them (1890 against a typical 1920). Measured against all of Washington County, it is worth more than 6% 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 309 Union St, California, PA?

The 2026 property tax bill for 309 Union St, California, PA was $1,069. The county assessed it at $46,000.

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