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Single Family ResidenceResidential
$437,099$419 / 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 95How 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 $425,000 on Jun 14, 2023

423 TRINITY ST

EUREKA, CA 95501
2
Beds
1
Baths
1,042 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.
0.13 ac
Lot SizeThe size of the land the home sits on, from county records.
1904
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
3
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$437K
$413K low$461K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$425,000 · Jun 14, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,547 (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.$442,170 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$145,656
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$296,514
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$433,500

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyHUMBOLDT
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1954
Lot (acres)The size of the land the home sits on, from county records.0.13
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(8)

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.

H
Eureka High SchoolB-
High · Grades 9–12 · 0.3 mi
M
Zane Middle SchoolC
Middle · Grades 6–8 · 0.9 mi
E
Grant Elementary SchoolC
Elementary · Grades KG–5 · 1.2 mi

District: Eureka City Unified School District

Neighborhood · ZIP 95501These 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.107
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.97
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.646

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.93%
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.17%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.21,005
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,673 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$56,471
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$82,225
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.41 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

423 Trinity 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 80% of homes in Fairfield
  • Among the highest price per square foot in Fairfield
  • Smaller than 83% of homes in Humboldt County
  • Has a smaller lot than 88% of homes in Humboldt County
  • Older than 94% of homes in Humboldt County

What homes are worth in Eureka 95501

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

This home
$211K$737K

This home is worth more than 72% of homes in Eureka 95501.

How it measures up in Eureka 95501

The dot is this home. The mark in the middle is the typical home in Eureka 95501.

Estimated value$437,099
CheaperTypical $368,285Pricier

Pricier than 72% of homes nearby

Price per ft²$419
CheaperTypical $279Pricier

Pricier than 98% of homes nearby

Living area1,042 ft²
SmallerTypical 1,400 ft²Bigger

Bigger than 19% of homes nearby

Lot size0.13 ac
SmallerTypical 0.15 acBigger

Bigger than 28% of homes nearby

Year built1904
OlderTypical 1941Newer

Newer than 17% of homes nearby

How 423 Trinity St ranks against every home in each area.
MeasureThis homeFairfieldEureka 95501Humboldt County
Estimated valuepricier than$437,09980% of homes72% of homes60% of homes
Price per ft²pricier than$419almost all homes98% of homes91% of homes
Living areabigger than1,042 ft²24% of homes19% of homes17% of homes
Lot sizebigger than0.13 ac38% of homes28% of homes12% of homes
Year builtnewer than190413% of homes17% of homes6% of homes

About 423 Trinity St

How much is 423 Trinity St, Eureka, CA worth?

The TopHap Estimate for 423 Trinity St, Eureka, CA is $437,099 as of Oct 21, 2026. The likely range is $413,428 to $460,770. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 423 Trinity St, Eureka, CA last sell?

423 Trinity St, Eureka, CA last sold on Jun 14, 2023 for $425,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 423 Trinity St, Eureka, CA?

423 Trinity St, Eureka, CA has 2 bedrooms, 1 bathrooms, 1,042 square feet of living space and a 0.13-acre lot.

When was 423 Trinity St, Eureka, CA built?

423 Trinity St, Eureka, CA was built in 1904, making it 122 years old. The building has 1 story.

What schools serve 423 Trinity St, Eureka, CA?

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

How does 423 Trinity St, Eureka, CA compare to other homes in Eureka 95501?

Among the 6,487 homes in Eureka 95501, it is worth more than 72% of them ($437,099 against a typical $368,285), its price per square foot is higher than 98% of them ($419 against a typical $279), it is bigger than 19% of them (1,042 ft² against a typical 1,400 ft²), its lot is bigger than 28% of them (0.13 ac against a typical 0.15 ac) and it is newer than 17% of them (1904 against a typical 1941). Measured against all of Humboldt County, it is worth more than 60% 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 423 Trinity St, Eureka, CA?

The 2024 property tax bill for 423 Trinity St, Eureka, CA was $4,547. The county assessed it at $442,170.

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