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Single Family ResidenceResidential
$340,304$190 / 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

280 S 15TH ST

FORTUNA, CA 95540
3
Beds
1
Baths
1,788 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.
1947
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.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$340K
$326K low$354K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$604 (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.$58,616 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$9,239
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$49,377
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$57,467

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.47
83
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
11
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
40
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
96
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
5
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.83 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
CountyHUMBOLDT
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.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(4)

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
Linell K. Walker Elementary SchoolD
Elementary · Grades KG–4 · 0.3 mi
H
Fortuna Union High SchoolB+
High · Grades 9–12 · 0.4 mi
M
Fortuna Middle SchoolB
Middle · Grades 7–8 · 0.6 mi

District: Fortuna Elementary School District

Neighborhood · ZIP 95540These 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.76
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.753

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.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.13,122
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.343 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$60,927
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$81,739
Average tempThe average temperature here across a full year.54°F
Annual precipHow much rain and melted snow falls here in a typical year.53 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

280 S 15th 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 67% of homes in Humboldt County
  • Costs less per square foot than 95% of homes in Fortuna 95540
  • Bigger than 71% of homes in Humboldt County
  • Has a smaller lot than 68% of homes in Fortuna 95540
  • Older than 81% of homes in Fortuna 95540

What homes are worth in Fortuna 95540

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

This home
$197K$853K

This home is worth more than 34% of homes in Fortuna 95540.

How it measures up in Fortuna 95540

The dot is this home. The mark in the middle is the typical home in Fortuna 95540.

Estimated value$340,304
CheaperTypical $394,063Pricier

Pricier than 34% of homes nearby

Price per ft²$190
CheaperTypical $276Pricier

Pricier than 5% of homes nearby

Living area1,788 ft²
SmallerTypical 1,552 ft²Bigger

Bigger than 68% of homes nearby

Lot size0.17 ac
SmallerTypical 0.21 acBigger

Bigger than 32% of homes nearby

Year built1947
OlderTypical 1968Newer

Newer than 19% of homes nearby

How 280 S 15th St ranks against every home in each area.
MeasureThis homeFortuna 95540Humboldt County
Estimated valuepricier than$340,30434% of homes33% of homes
Price per ft²pricier than$1905% of homes6% of homes
Living areabigger than1,788 ft²68% of homes71% of homes
Lot sizebigger than0.17 ac32% of homes33% of homes
Year builtnewer than194719% of homes26% of homes

About 280 S 15th St

How much is 280 S 15th St, Fortuna, CA worth?

The TopHap Estimate for 280 S 15th St, Fortuna, CA is $340,304 as of Sep 24, 2026. The likely range is $326,271 to $354,337. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 280 S 15th St, Fortuna, CA last sell?

280 S 15th St, Fortuna, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 280 S 15th St, Fortuna, CA?

280 S 15th St, Fortuna, CA has 3 bedrooms, 1 bathrooms, 1,788 square feet of living space and a 0.17-acre lot.

When was 280 S 15th St, Fortuna, CA built?

280 S 15th St, Fortuna, CA was built in 1947, making it 79 years old. The building has 1 story.

What schools serve 280 S 15th St, Fortuna, CA?

280 S 15th St, Fortuna, CA is assigned to Linell K. Walker Elementary School (elementary), rated D; Fortuna Union High School (high), rated B+; Fortuna Middle School (middle), rated B. All sit in Fortuna Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 280 S 15th St, Fortuna, CA compare to other homes in Fortuna 95540?

Among the 4,601 homes in Fortuna 95540, it is worth more than 34% of them ($340,304 against a typical $394,063), its price per square foot is higher than 5% of them ($190 against a typical $276), it is bigger than 68% of them (1,788 ft² against a typical 1,552 ft²), its lot is bigger than 32% of them (0.17 ac against a typical 0.21 ac) and it is newer than 19% of them (1947 against a typical 1968). Measured against all of Humboldt County, it is worth more than 33% 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 280 S 15th St, Fortuna, CA?

The 2024 property tax bill for 280 S 15th St, Fortuna, CA was $604. The county assessed it at $58,616.

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