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Single Family ResidenceResidential
$1,908,870$1,105 / 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

1851 MANDAN PL

FREMONT, CA 94539
0
Baths
1,728 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1978
Year BuiltThe year the home was originally built, according to county records.

Valuation

$1.9M
$1.8M low$2M high
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.$1,658,870
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$1,327,096
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.14%
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.$250,000
FREMONT BANK · recorded Apr 15, 2013

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,094 (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.$374,863 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$179,819
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$202,044
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$367,376
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,726,110

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Custom Design
CountyALAMEDA
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.1979
Lot (acres)The size of the land the home sits on, from county records.0.20
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Wood Shingle
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

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
Fred E. Weibel Elementary SchoolA+
Elementary · Grades KG–5 · 0.3 mi
H
Irvington High SchoolA+
High · Grades 9–12 · 2.2 mi
M
John M. Horner Middle SchoolA
Middle · Grades 6–8 · 2.3 mi

District: Fremont Unified School District

Neighborhood · ZIP 94539These 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.25
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.683

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.5%
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.52,775
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,599 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$190,911
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$222,193
Average tempThe average temperature here across a full year.59°F
Annual precipHow much rain and melted snow falls here in a typical year.19 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.78%

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.Yes

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

1851 Mandan Pl 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 89% of homes in Alameda County
  • Costs more per square foot than 95% of homes in Alameda County
  • Smaller than 81% of homes in Weibel
  • Has a bigger lot than 75% of homes in Alameda County
  • Newer than 67% of homes in Alameda County

What homes are worth in Fremont 94539

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

This home
$613K$4.5M

This home is worth more than 43% of homes in Fremont 94539.

How it measures up in Fremont 94539

The dot is this home. The mark in the middle is the typical home in Fremont 94539.

Estimated value$1,908,870
CheaperTypical $2,077,254Pricier

Pricier than 43% of homes nearby

Price per ft²$1105
CheaperTypical $1026Pricier

Pricier than 66% of homes nearby

Living area1,728 ft²
SmallerTypical 2,016 ft²Bigger

Bigger than 33% of homes nearby

Lot size0.2 ac
SmallerTypical 0.18 acBigger

Bigger than 59% of homes nearby

Year built1978
OlderTypical 1979Newer

Newer than 46% of homes nearby

How 1851 Mandan Pl ranks against every home in each area.
MeasureThis homeWeibelFremont 94539Alameda County
Estimated valuepricier than$1,908,87018% of homes43% of homes89% of homes
Price per ft²pricier than$110575% of homes66% of homes95% of homes
Living areabigger than1,728 ft²19% of homes33% of homes59% of homes
Lot sizebigger than0.2 ac57% of homes59% of homes75% of homes
Year builtnewer than197852% of homes46% of homes67% of homes

About 1851 Mandan Pl

How much is 1851 Mandan Pl, Fremont, CA worth?

The TopHap Estimate for 1851 Mandan Pl, Fremont, CA is $1,908,870 as of Jul 14, 2026. The likely range is $1,768,326 to $2,049,414. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1851 Mandan Pl, Fremont, CA last sell?

1851 Mandan Pl, Fremont, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 1851 Mandan Pl, Fremont, CA?

1851 Mandan Pl, Fremont, CA has 1,728 square feet of living space and a 0.20-acre lot.

When was 1851 Mandan Pl, Fremont, CA built?

1851 Mandan Pl, Fremont, CA was built in 1978, making it 48 years old. It is a custom design home.

What schools serve 1851 Mandan Pl, Fremont, CA?

1851 Mandan Pl, Fremont, CA is assigned to Fred E. Weibel Elementary School (elementary), rated A+; Irvington High School (high), rated A+; John M. Horner Middle School (middle), rated A. All sit in Fremont Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1851 Mandan Pl, Fremont, CA compare to other homes in Fremont 94539?

Among the 17,328 homes in Fremont 94539, it is worth more than 43% of them ($1,908,870 against a typical $2,077,254), its price per square foot is higher than 66% of them ($1105 against a typical $1026), it is bigger than 33% of them (1,728 ft² against a typical 2,016 ft²), its lot is bigger than 59% of them (0.2 ac against a typical 0.18 ac) and it is newer than 46% of them (1978 against a typical 1979). Measured against all of Alameda County, it is worth more than 89% 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 1851 Mandan Pl, Fremont, CA?

The 2025 property tax bill for 1851 Mandan Pl, Fremont, CA was $5,094. The county assessed it at $374,863.

Closest homes

More homes in Fremont 94539

Assigned schools

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