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Office BuildingCommercial

4150 MAIN ST

KELSEYVILLE, CA 95451
0
Baths
1,916 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.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1990
Year BuiltThe year the home was originally built, according to county records.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,553 (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.$416,976 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$47,813
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$369,163
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$416,976

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.43
10
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
69
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
43
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
55
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
40
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.9 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.Office Building
CountyLake
Lot (acres)The size of the land the home sits on, from county records.0.15
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.None
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
Kelseyville High SchoolC-
High · Grades 9–12 · 0.4 mi
E
Kelseyville Elementary SchoolD-
Elementary · Grades KG–5 · 0.9 mi
M
Mountain Vista Middle SchoolD+
Middle · Grades 6–8 · 1.0 mi

District: Kelseyville Unified School District

Neighborhood · ZIP 95451These 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.83
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.334

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.79%
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.9.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.2.0%
PopulationHow many people live in this area.11,031
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.90 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$77,608
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$91,348
Average tempThe average temperature here across a full year.59°F
Annual precipHow much rain and melted snow falls here in a typical year.47 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.78%

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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

4150 Main 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.

  • Bigger than 81% of homes in Lake County
  • Has a smaller lot than 91% of homes in Kelseyville 95451
  • Newer than 69% of homes in Lake County

How it measures up in Kelseyville 95451

The dot is this home. The mark in the middle is the typical home in Kelseyville 95451.

Living area1,916 ft²
SmallerTypical 1,505 ft²Bigger

Bigger than 74% of homes nearby

Lot size0.15 ac
SmallerTypical 0.31 acBigger

Bigger than 9% of homes nearby

Year built1990
OlderTypical 1985Newer

Newer than 63% of homes nearby

How 4150 Main St ranks against every home in each area.
MeasureThis homeKelseyville 95451Lake County
Living areabigger than1,916 ft²74% of homes81% of homes
Lot sizebigger than0.15 ac9% of homes24% of homes
Year builtnewer than199063% of homes69% of homes

About 4150 Main St

How big is 4150 Main St, Kelseyville, CA?

4150 Main St, Kelseyville, CA has 1,916 square feet of living space and a 0.15-acre lot.

When was 4150 Main St, Kelseyville, CA built?

4150 Main St, Kelseyville, CA was built in 1990, making it 36 years old.

What schools serve 4150 Main St, Kelseyville, CA?

4150 Main St, Kelseyville, CA is assigned to Kelseyville High School (high), rated C-; Kelseyville Elementary School (elementary), rated D-; Mountain Vista Middle School (middle), rated D+. All sit in Kelseyville Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4150 Main St, Kelseyville, CA compare to other homes in Kelseyville 95451?

Among the 5,061 homes in Kelseyville 95451, it is bigger than 74% of them (1,916 ft² against a typical 1,505 ft²), its lot is bigger than 9% of them (0.15 ac against a typical 0.31 ac) and it is newer than 63% of them (1990 against a typical 1985). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 4150 Main St, Kelseyville, CA?

The 2025 property tax bill for 4150 Main St, Kelseyville, CA was $4,553. The county assessed it at $416,976.

More homes on Main St

Closest homes

More homes in Kelseyville 95451

Assigned schools

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