Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$557,623
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 81How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $287,500 on Apr 23, 2003

1240 MCMAHAN ST

ARCATA, CA 95521
0
Baths
0.27 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$558K
$454K low$661K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$287,500 · Apr 23, 2003

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,090 (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.$418,818 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$137,577
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$281,241
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$418,818

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.8 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.1 percent flood zone

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.0.27
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(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.

E
Arcata Elementary SchoolC
Elementary · Grades KG–5 · 0.1 mi
H
Arcata High SchoolA+
High · Grades 9–12 · 0.5 mi
M
Sunny Brae Middle SchoolB
Middle · Grades 6–8 · 2.1 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

1240 Mcmahan 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 92% of homes in Westwood / Vasside
  • Has a bigger lot than 79% of homes in Westwood / Vasside

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
$245K$975K

This home is worth more than 71% 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$557,623
CheaperTypical $468,901Pricier

Pricier than 71% of homes nearby

Lot size0.27 ac
SmallerTypical 0.19 acBigger

Bigger than 65% of homes nearby

How 1240 Mcmahan St ranks against every home in each area.
MeasureThis homeWestwood / VassideArcata 95521Humboldt County
Estimated valuepricier than$557,62392% of homes71% of homes81% of homes
Lot sizebigger than0.27 ac79% of homes65% of homes54% of homes

About 1240 Mcmahan St

How much is 1240 Mcmahan St, Arcata, CA worth?

The TopHap Estimate for 1240 Mcmahan St, Arcata, CA is $557,623 as of Aug 30, 2026. The likely range is $454,113 to $661,133. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1240 Mcmahan St, Arcata, CA last sell?

1240 Mcmahan St, Arcata, CA last sold on Apr 23, 2003 for $287,500, according to the county's recorded deed.

What schools serve 1240 Mcmahan St, Arcata, CA?

1240 Mcmahan St, Arcata, CA is assigned to Arcata Elementary School (elementary), rated C; Arcata High School (high), rated A+; 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 1240 Mcmahan St, Arcata, CA compare to other homes in Arcata 95521?

Among the 5,321 homes in Arcata 95521, it is worth more than 71% of them ($557,623 against a typical $468,901) and its lot is bigger than 65% of them (0.27 ac against a typical 0.19 ac). Measured against all of Humboldt County, it is worth more than 81% 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 1240 Mcmahan St, Arcata, CA?

The 2025 property tax bill for 1240 Mcmahan St, Arcata, CA was $5,090. The county assessed it at $418,818.

More homes on Mcmahan St

Closest homes

More homes in Arcata 95521

Assigned schools

Explore the area

See this home in context

Open 1240 Mcmahan 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