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Single Family ResidenceResidential
$308,160$358 / 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 Sep 24, 2026

821 HUMBOLDT ST

VALLEJO, CA 94591
2
Beds
1
Baths
860 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.
1942
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.
2
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

$308K
$288K low$328K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,737 (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.$52,889 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$17,238
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$35,651
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$51,852
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$389,430

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountySOLANO
Lot (acres)The size of the land the home sits on, from county records.0.11
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 324 ft²

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

E
Steffan Manor Elementary SchoolD
Elementary · Grades KG–5 · 0.6 mi
M
Hogan Middle SchoolD
Middle · Grades 6–8 · 0.9 mi
H
Jesse M. Bethel High SchoolD+
High · Grades 9–12 · 1.6 mi

District: Vallejo City Unified School District

Neighborhood · ZIP 94591These 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.92
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.423

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.97%
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.9.2%
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.55,629
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,429 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$102,391
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$135,131
Average tempThe average temperature here across a full year.59°F
Annual precipHow much rain and melted snow falls here in a typical year.23 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

821 Humboldt 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 97% of homes in Solano County
  • Costs more per square foot than 70% of homes in Vallejo 94591
  • Smaller than 96% of homes in Solano County
  • Has a smaller lot than 82% of homes in Solano County
  • Older than 93% of homes in Solano County

What homes are worth in Vallejo 94591

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

This home
$262K$866K

This home is worth more than 6% of homes in Vallejo 94591.

How it measures up in Vallejo 94591

The dot is this home. The mark in the middle is the typical home in Vallejo 94591.

Estimated value$308,160
CheaperTypical $541,602Pricier

Pricier than 6% of homes nearby

Price per ft²$358
CheaperTypical $324Pricier

Pricier than 70% of homes nearby

Living area860 ft²
SmallerTypical 1,670 ft²Bigger

Bigger than 6% of homes nearby

Lot size0.11 ac
SmallerTypical 0.15 acBigger

Bigger than 20% of homes nearby

Year built1942
OlderTypical 1985Newer

Newer than 9% of homes nearby

How 821 Humboldt St ranks against every home in each area.
MeasureThis homeVallejo 94591Solano County
Estimated valuepricier than$308,1606% of homes3% of homes
Price per ft²pricier than$35870% of homes65% of homes
Living areabigger than860 ft²6% of homes4% of homes
Lot sizebigger than0.11 ac20% of homes18% of homes
Year builtnewer than19429% of homes7% of homes

About 821 Humboldt St

How much is 821 Humboldt St, Vallejo, CA worth?

The TopHap Estimate for 821 Humboldt St, Vallejo, CA is $308,160 as of Sep 24, 2026. The likely range is $288,125 to $328,195. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 821 Humboldt St, Vallejo, CA last sell?

821 Humboldt St, Vallejo, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 821 Humboldt St, Vallejo, CA?

821 Humboldt St, Vallejo, CA has 2 bedrooms, 1 bathrooms, 860 square feet of living space and a 0.11-acre lot.

When was 821 Humboldt St, Vallejo, CA built?

821 Humboldt St, Vallejo, CA was built in 1942, making it 84 years old. The building has 3 stories.

What schools serve 821 Humboldt St, Vallejo, CA?

821 Humboldt St, Vallejo, CA is assigned to Steffan Manor Elementary School (elementary), rated D; Hogan Middle School (middle), rated D; Jesse M. Bethel High School (high), rated D+. All sit in Vallejo City Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 821 Humboldt St, Vallejo, CA compare to other homes in Vallejo 94591?

Among the 18,111 homes in Vallejo 94591, it is worth more than 6% of them ($308,160 against a typical $541,602), its price per square foot is higher than 70% of them ($358 against a typical $324), it is bigger than 6% of them (860 ft² against a typical 1,670 ft²), its lot is bigger than 20% of them (0.11 ac against a typical 0.15 ac) and it is newer than 9% of them (1942 against a typical 1985). Measured against all of Solano County, it is worth more than 3% 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 821 Humboldt St, Vallejo, CA?

The 2025 property tax bill for 821 Humboldt St, Vallejo, CA was $1,737. The county assessed it at $52,889.

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