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Single Family ResidenceResidential
$754,073$471 / 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 94How 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 $640,000 on Sep 27, 2022

17105 VIA ALAMITOS

SAN LORENZO, CA 94580
4
Beds
1.5
Baths
1,601 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.
1947
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$754K
$707K low$801K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$640,000 · Sep 27, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,735 (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.$672,167 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$203,750
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$475,417
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$658,855
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$569,430

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyALAMEDA
Lot (acres)The size of the land the home sits on, from county records.0.12
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(15)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(2)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Bohannon Middle SchoolC-
Middle · Grades 6–8 · 0.3 mi
E
Del Rey Elementary SchoolC+
Elementary · Grades KG–5 · 0.4 mi
H
Arroyo High SchoolB+
High · Grades 9–12 · 0.7 mi

District: San Lorenzo Unified School District

Neighborhood · ZIP 94580These 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.45
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.582

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.28,849
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.8,205 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$97,479
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$130,534
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.20 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

17105 Via Alamitos 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 73% of homes in Alameda County
  • Costs less per square foot than 87% of homes in Alameda County
  • Bigger than 81% of homes in San Lorenzo 94580
  • Has a smaller lot than 90% of homes in San Lorenzo 94580
  • Older than 72% of homes in San Lorenzo 94580

What homes are worth in San Lorenzo 94580

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

This home
$490K$983K

This home is worth more than 49% of homes in San Lorenzo 94580.

How it measures up in San Lorenzo 94580

The dot is this home. The mark in the middle is the typical home in San Lorenzo 94580.

Estimated value$754,073
CheaperTypical $754,228Pricier

Pricier than 49% of homes nearby

Price per ft²$471
CheaperTypical $572Pricier

Pricier than 14% of homes nearby

Living area1,601 ft²
SmallerTypical 1,296 ft²Bigger

Bigger than 81% of homes nearby

Lot size0.11 ac
SmallerTypical 0.12 acBigger

Bigger than 10% of homes nearby

Year built1947
OlderTypical 1951Newer

Newer than 28% of homes nearby

How 17105 Via Alamitos ranks against every home in each area.
MeasureThis homeSan Lorenzo 94580Alameda County
Estimated valuepricier than$754,07349% of homes27% of homes
Price per ft²pricier than$47114% of homes13% of homes
Living areabigger than1,601 ft²81% of homes52% of homes
Lot sizebigger than0.11 ac10% of homes29% of homes
Year builtnewer than194728% of homes28% of homes

About 17105 Via Alamitos

How much is 17105 Via Alamitos, San Lorenzo, CA worth?

The TopHap Estimate for 17105 Via Alamitos, San Lorenzo, CA is $754,073 as of Aug 30, 2026. The likely range is $707,293 to $800,853. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 17105 Via Alamitos, San Lorenzo, CA last sell?

17105 Via Alamitos, San Lorenzo, CA last sold on Sep 27, 2022 for $640,000, according to the county's recorded deed. TopHap holds 6 recorded sales for this parcel.

How big is 17105 Via Alamitos, San Lorenzo, CA?

17105 Via Alamitos, San Lorenzo, CA has 4 bedrooms, 1.5 bathrooms, 1,601 square feet of living space and a 0.12-acre lot.

When was 17105 Via Alamitos, San Lorenzo, CA built?

17105 Via Alamitos, San Lorenzo, CA was built in 1947, making it 79 years old. The building has 1 story.

What schools serve 17105 Via Alamitos, San Lorenzo, CA?

17105 Via Alamitos, San Lorenzo, CA is assigned to Bohannon Middle School (middle), rated C-; Del Rey Elementary School (elementary), rated C+; Arroyo High School (high), rated B+. All sit in San Lorenzo Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 17105 Via Alamitos, San Lorenzo, CA compare to other homes in San Lorenzo 94580?

Among the 8,131 homes in San Lorenzo 94580, it is worth more than 49% of them ($754,073 against a typical $754,228), its price per square foot is higher than 14% of them ($471 against a typical $572), it is bigger than 81% of them (1,601 ft² against a typical 1,296 ft²), its lot is bigger than 10% of them (0.11 ac against a typical 0.12 ac) and it is newer than 28% of them (1947 against a typical 1951). Measured against all of Alameda County, it is worth more than 27% 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 17105 Via Alamitos, San Lorenzo, CA?

The 2025 property tax bill for 17105 Via Alamitos, San Lorenzo, CA was $8,735. The county assessed it at $672,167.

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