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Single Family ResidenceResidential
$476,769$423 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $475,000 on Dec 13, 2024

1521 R ST

ARCATA, CA 95521
3
Beds
1
Baths
1,128 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1948
Year BuiltThe year the home was originally built, according to county records.
1
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

$477K
$445K low$509K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$475,000 · Dec 13, 2024
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$0
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$0
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.102%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$485,212
FIRST COLONY MORTGAGE CORP · recorded Dec 13, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,412 (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.$475,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$160,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$315,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$475,000

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.130 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

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
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.1952
Lot (acres)The size of the land the home sits on, from county records.0.11
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.Floor/Wall Furnace
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(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.

H
Arcata High SchoolA+
High · Grades 9–12 · 0.4 mi
E
Arcata Elementary SchoolC
Elementary · Grades KG–5 · 0.7 mi
M
Sunny Brae Middle SchoolB
Middle · Grades 6–8 · 2.0 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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

1521 R 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 73% of homes in Greenview / Windsong
  • Costs more per square foot than 92% of homes in Humboldt County
  • Smaller than 76% of homes in Humboldt County
  • Has a smaller lot than 95% of homes in Arcata 95521
  • Older than 78% 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
$243K$977K

This home is worth more than 53% 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$476,769
CheaperTypical $466,760Pricier

Pricier than 53% of homes nearby

Price per ft²$423
CheaperTypical $351Pricier

Pricier than 83% of homes nearby

Living area1,128 ft²
SmallerTypical 1,404 ft²Bigger

Bigger than 29% of homes nearby

Lot size0.11 ac
SmallerTypical 0.19 acBigger

Bigger than 5% of homes nearby

Year built1948
OlderTypical 1959Newer

Newer than 22% of homes nearby

How 1521 R St ranks against every home in each area.
MeasureThis homeGreenview / WindsongArcata 95521Humboldt County
Estimated valuepricier than$476,76973% of homes53% of homes70% of homes
Price per ft²pricier than$42390% of homes83% of homes92% of homes
Living areabigger than1,128 ft²36% of homes29% of homes24% of homes
Lot sizebigger than0.11 ac7% of homes5% of homes5% of homes
Year builtnewer than194827% of homes22% of homes27% of homes

About 1521 R St

How much is 1521 R St, Arcata, CA worth?

The TopHap Estimate for 1521 R St, Arcata, CA is $476,769 as of Jul 14, 2026. The likely range is $444,745 to $508,793. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1521 R St, Arcata, CA last sell?

1521 R St, Arcata, CA last sold on Dec 13, 2024 for $475,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 1521 R St, Arcata, CA?

1521 R St, Arcata, CA has 3 bedrooms, 1 bathrooms, 1,128 square feet of living space and a 0.11-acre lot.

When was 1521 R St, Arcata, CA built?

1521 R St, Arcata, CA was built in 1948, making it 78 years old. The building has 1 story.

What schools serve 1521 R St, Arcata, CA?

1521 R St, Arcata, CA is assigned to Arcata High School (high), rated A+; Arcata Elementary School (elementary), rated C; Sunny Brae Middle School (middle), rated B. All sit in Northern Humboldt Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1521 R St, Arcata, CA compare to other homes in Arcata 95521?

Among the 5,321 homes in Arcata 95521, it is worth more than 53% of them ($476,769 against a typical $466,760), its price per square foot is higher than 83% of them ($423 against a typical $351), it is bigger than 29% of them (1,128 ft² against a typical 1,404 ft²), its lot is bigger than 5% of them (0.11 ac against a typical 0.19 ac) and it is newer than 22% of them (1948 against a typical 1959). Measured against all of Humboldt County, it is worth more than 70% 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 1521 R St, Arcata, CA?

The 2025 property tax bill for 1521 R St, Arcata, CA was $5,412. The county assessed it at $475,000.

More homes on R St

Closest homes

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Assigned schools

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