Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$826,741$344 / 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 96How 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
Last sold for $481,500 on Sep 24, 2004

948 UNION ST

ARCATA, CA 95521
3
Beds
2
Baths
2,402 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1923
Year BuiltThe year the home was originally built, according to county records.
1
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.

Valuation

$827K
$795K low$858K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$481,500 · Sep 24, 2004

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,595 (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.$686,019 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$264,835
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$421,184
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$686,019

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.1953
Lot (acres)The size of the land the home sits on, from county records.0.17
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.None
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

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
Arcata High SchoolB+
High · Grades 9–12 · 0.9 mi
M
Sunny Brae Middle SchoolB-
Middle · Grades 6–8 · 0.9 mi
E
Arcata Elementary SchoolC+
Elementary · Grades KG–5 · 1.1 mi

District: Northern Humboldt Union High School District

Neighborhood · ZIP 95521These 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.113
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.100
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.641

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.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.26%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.7%
PopulationHow many people live in this area.20,920
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.271 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$48,337
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$66,702
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.76 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.51%

Owner Tools

Do you own this home?
Claim this home

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

948 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 96% of homes in Humboldt County
  • Costs less per square foot than 80% of homes in East Arcata / Bay View
  • Bigger than 89% of homes in Arcata 95521
  • Older than 93% of homes in Arcata 95521

What homes are worth in Arcata 95521

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

This home
$244K$952K

This home is worth more than 94% of homes in Arcata 95521.

How it measures up in Arcata 95521

The dot is this home. The mark in the middle is the typical home in Arcata 95521.

Estimated value$826,741
CheaperTypical $467,182Pricier

Pricier than 94% of homes nearby

Price per ft²$344
CheaperTypical $361Pricier

Pricier than 38% of homes nearby

Living area2,402 ft²
SmallerTypical 1,404 ft²Bigger

Bigger than 89% of homes nearby

Lot size0.17 ac
SmallerTypical 0.19 acBigger

Bigger than 44% of homes nearby

Year built1923
OlderTypical 1958Newer

Newer than 7% of homes nearby

How 948 Union St ranks against every home in each area.
MeasureThis homeEast Arcata / Bay ViewArcata 95521Humboldt County
Estimated valuepricier than$826,74193% of homes94% of homes96% of homes
Price per ft²pricier than$34420% of homes38% of homes73% of homes
Living areabigger than2,402 ft²86% of homes89% of homes89% of homes
Lot sizebigger than0.17 ac39% of homes44% of homes36% of homes
Year builtnewer than192321% of homes7% of homes12% of homes

About 948 Union St

How much is 948 Union St, Arcata, CA worth?

The TopHap Estimate for 948 Union St, Arcata, CA is $826,741 as of Sep 24, 2026. The likely range is $795,476 to $858,006. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 948 Union St, Arcata, CA last sell?

948 Union St, Arcata, CA last sold on Sep 24, 2004 for $481,500, according to the county's recorded deed.

How big is 948 Union St, Arcata, CA?

948 Union St, Arcata, CA has 3 bedrooms, 2 bathrooms, 2,402 square feet of living space and a 0.17-acre lot.

When was 948 Union St, Arcata, CA built?

948 Union St, Arcata, CA was built in 1923, making it 103 years old. The building has 1 story.

What schools serve 948 Union St, Arcata, CA?

948 Union St, Arcata, CA is assigned to Arcata High School (high), rated B+; Sunny Brae Middle School (middle), rated B-; Arcata Elementary School (elementary), rated C+. All sit in Northern Humboldt Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 948 Union St, Arcata, CA compare to other homes in Arcata 95521?

Among the 5,323 homes in Arcata 95521, it is worth more than 94% of them ($826,741 against a typical $467,182), its price per square foot is higher than 38% of them ($344 against a typical $361), it is bigger than 89% of them (2,402 ft² against a typical 1,404 ft²), its lot is bigger than 44% of them (0.17 ac against a typical 0.19 ac) and it is newer than 7% of them (1923 against a typical 1958). Measured against all of Humboldt County, it is worth more than 96% 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 948 Union St, Arcata, CA?

The 2025 property tax bill for 948 Union St, Arcata, CA was $7,595. The county assessed it at $686,019.

More homes on Union St

Closest homes

More homes in Arcata 95521

Assigned schools

Explore the area

See this home in context

Open 948 Union St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map