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Single Family ResidenceResidential
$511,993$218 / 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 89How 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
Last sold for $415,000 on Mar 18, 2016

3667 UNION ST

EUREKA, CA 95503
3
Beds
2
Baths
2,346 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.
0.7 ac
Lot SizeThe size of the land the home sits on, from county records.
1956
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$512K
$457K low$567K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$415,000 · Mar 18, 2016

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,052 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$491,269 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$207,162
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$284,107
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$481,637

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyHUMBOLDT
Lot (acres)The size of the land the home sits on, from county records.0.70
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(6)

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
Alice Birney Elementary SchoolD-
Elementary · Grades KG–5 · 0.4 mi
H
Eureka High SchoolB-
High · Grades 9–12 · 1.4 mi
M
Winship Middle SchoolC-
Middle · Grades 6–8 · 1.9 mi

District: Eureka City Unified School District

Neighborhood · ZIP 95503These 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.78
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.98
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.735

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.15%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.23,835
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.253 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$66,031
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$87,505
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.51 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.51%

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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

3667 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 more than 93% of homes in Rosewood
  • Costs less per square foot than 95% of homes in Eureka 95503
  • Bigger than 95% of homes in Rosewood
  • Has a bigger lot than 97% of homes in Rosewood

What homes are worth in Eureka 95503

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

This home
$225K$801K

This home is worth more than 79% of homes in Eureka 95503.

How it measures up in Eureka 95503

The dot is this home. The mark in the middle is the typical home in Eureka 95503.

Estimated value$511,993
CheaperTypical $398,839Pricier

Pricier than 79% of homes nearby

Price per ft²$218
CheaperTypical $293Pricier

Pricier than 5% of homes nearby

Living area2,346 ft²
SmallerTypical 1,476 ft²Bigger

Bigger than 90% of homes nearby

Lot size0.7 ac
SmallerTypical 0.2 acBigger

Bigger than 80% of homes nearby

Year built1956
OlderTypical 1961Newer

Newer than 42% of homes nearby

How 3667 Union St ranks against every home in each area.
MeasureThis homeRosewoodEureka 95503Humboldt County
Estimated valuepricier than$511,99393% of homes79% of homes75% of homes
Price per ft²pricier than$2188% of homes5% of homes12% of homes
Living areabigger than2,346 ft²95% of homes90% of homes88% of homes
Lot sizebigger than0.7 ac97% of homes80% of homes71% of homes
Year builtnewer than195662% of homes42% of homes44% of homes

About 3667 Union St

How much is 3667 Union St, Eureka, CA worth?

The TopHap Estimate for 3667 Union St, Eureka, CA is $511,993 as of Oct 21, 2026. The likely range is $456,836 to $567,150. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3667 Union St, Eureka, CA last sell?

3667 Union St, Eureka, CA last sold on Mar 18, 2016 for $415,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 3667 Union St, Eureka, CA?

3667 Union St, Eureka, CA has 3 bedrooms, 2 bathrooms, 2,346 square feet of living space and a 0.70-acre lot.

When was 3667 Union St, Eureka, CA built?

3667 Union St, Eureka, CA was built in 1956, making it 70 years old. The building has 2 stories.

What schools serve 3667 Union St, Eureka, CA?

3667 Union St, Eureka, CA is assigned to Alice Birney Elementary School (elementary), rated D-; Eureka High School (high), rated B-; Winship Middle School (middle), rated C-. All sit in Eureka City Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3667 Union St, Eureka, CA compare to other homes in Eureka 95503?

Among the 9,121 homes in Eureka 95503, it is worth more than 79% of them ($511,993 against a typical $398,839), its price per square foot is higher than 5% of them ($218 against a typical $293), it is bigger than 90% of them (2,346 ft² against a typical 1,476 ft²), its lot is bigger than 80% of them (0.7 ac against a typical 0.2 ac) and it is newer than 42% of them (1956 against a typical 1961). Measured against all of Humboldt County, it is worth more than 75% 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 3667 Union St, Eureka, CA?

The 2024 property tax bill for 3667 Union St, Eureka, CA was $5,052. The county assessed it at $491,269.

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