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Single Family ResidenceResidential
$850,323$672 / 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 98How 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
Last sold for $508,000 on May 25, 2004

1628 B ST

NAPA, CA 94559
3
Beds
2
Baths
1,265 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1921
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$850K
$835K low$866K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$508,000 · May 25, 2004

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,859 (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.$722,254 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$355,441
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$366,813
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$722,254

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.32
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
35
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
37
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
51
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
36
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Bungalow
CountyNapa
Lot (acres)The size of the land the home sits on, from county records.0.14
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.None
FireplaceWhether the home has a fireplace, and what kind.Yes
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.Spa/Hot Tub (Only)
ViewThe type of view from the property, or another feature of the site that affects value.Good

Transaction History(7)

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
Napa High SchoolB-
High · Grades 9–12 · 0.6 mi
E
Shearer Elementary SchoolD+
Elementary · Grades KG–5 · 0.9 mi
M
Redwood Middle SchoolC
Middle · Grades 6–8 · 1.7 mi

District: Napa Valley Unified School District

Neighborhood · ZIP 94559These 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.97
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 100.400

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.25,170
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.628 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$87,352
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$122,518
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.25 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

1628 B 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.

  • Costs more per square foot than 75% of homes in Napa County
  • Smaller than 74% of homes in Napa County
  • Has a smaller lot than 69% of homes in Napa County
  • Older than 95% of homes in Napa County

What homes are worth in Napa 94559

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

This home
$461K$2.6M

This home is worth more than 56% of homes in Napa 94559.

How it measures up in Napa 94559

The dot is this home. The mark in the middle is the typical home in Napa 94559.

Estimated value$850,323
CheaperTypical $803,620Pricier

Pricier than 56% of homes nearby

Price per ft²$672
CheaperTypical $595Pricier

Pricier than 70% of homes nearby

Living area1,265 ft²
SmallerTypical 1,414 ft²Bigger

Bigger than 38% of homes nearby

Lot size0.14 ac
SmallerTypical 0.15 acBigger

Bigger than 44% of homes nearby

Year built1921
OlderTypical 1955Newer

Newer than 13% of homes nearby

How 1628 B St ranks against every home in each area.
MeasureThis homeCentral NapaNapa 94559Napa County
Estimated valuepricier than$850,32363% of homes56% of homes51% of homes
Price per ft²pricier than$67263% of homes70% of homes75% of homes
Living areabigger than1,265 ft²47% of homes38% of homes26% of homes
Lot sizebigger than0.14 ac54% of homes44% of homes31% of homes
Year builtnewer than192135% of homes13% of homes5% of homes

About 1628 B St

How much is 1628 B St, Napa, CA worth?

The TopHap Estimate for 1628 B St, Napa, CA is $850,323 as of Sep 24, 2026. The likely range is $834,794 to $865,852. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1628 B St, Napa, CA last sell?

1628 B St, Napa, CA last sold on May 25, 2004 for $508,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 1628 B St, Napa, CA?

1628 B St, Napa, CA has 3 bedrooms, 2 bathrooms, 1,265 square feet of living space and a 0.14-acre lot.

When was 1628 B St, Napa, CA built?

1628 B St, Napa, CA was built in 1921, making it 105 years old. It is a bungalow home. The building has 2 stories.

What schools serve 1628 B St, Napa, CA?

1628 B St, Napa, CA is assigned to Napa High School (high), rated B-; Shearer Elementary School (elementary), rated D+; Redwood Middle School (middle), rated C. All sit in Napa Valley Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1628 B St, Napa, CA compare to other homes in Napa 94559?

Among the 7,778 homes in Napa 94559, it is worth more than 56% of them ($850,323 against a typical $803,620), its price per square foot is higher than 70% of them ($672 against a typical $595), it is bigger than 38% of them (1,265 ft² against a typical 1,414 ft²), its lot is bigger than 44% of them (0.14 ac against a typical 0.15 ac) and it is newer than 13% of them (1921 against a typical 1955). Measured against all of Napa County, it is worth more than 51% 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 1628 B St, Napa, CA?

The 2025 property tax bill for 1628 B St, Napa, CA was $8,859. The county assessed it at $722,254.

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