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Single Family ResidenceResidential
$822,482$571 / 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 96How 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 $775,000 on Jun 28, 2021

3517 CASCADE ST

NAPA, CA 94558
3
Beds
2
Baths
1,441 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.
1970
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$822K
$788K low$857K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$775,000 · Jun 28, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,251 (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.$838,883 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$335,553
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$503,330
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$838,883

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.31
32
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
38
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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
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.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.

E
Bel Aire Park Magnet Elementary SchoolB-
Elementary · Grades KG–5 · 0.3 mi
H
Vintage High SchoolB
High · Grades 9–12 · 0.6 mi
M
Redwood Middle SchoolC
Middle · Grades 6–8 · 0.8 mi

District: Napa Valley Unified School District

Neighborhood · ZIP 94558These 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.91
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.401

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.91%
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.8.1%
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.67,018
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.155 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$105,998
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$137,362
Average tempThe average temperature here across a full year.59°F
Annual precipHow much rain and melted snow falls here in a typical year.30 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

3517 Cascade 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 90% of homes in Vintage
  • Smaller than 68% of homes in Vintage
  • Has a smaller lot than 75% of homes in Napa 94558
  • Older than 85% of homes in Vintage

What homes are worth in Napa 94558

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

This home
$416K$4.4M

This home is worth more than 46% of homes in Napa 94558.

How it measures up in Napa 94558

The dot is this home. The mark in the middle is the typical home in Napa 94558.

Estimated value$822,482
CheaperTypical $858,421Pricier

Pricier than 46% of homes nearby

Price per ft²$571
CheaperTypical $530Pricier

Pricier than 64% of homes nearby

Living area1,441 ft²
SmallerTypical 1,650 ft²Bigger

Bigger than 36% of homes nearby

Lot size0.14 ac
SmallerTypical 0.18 acBigger

Bigger than 25% of homes nearby

Year built1970
OlderTypical 1972Newer

Newer than 46% of homes nearby

How 3517 Cascade St ranks against every home in each area.
MeasureThis homeVintageNapa 94558Napa County
Estimated valuepricier than$822,48256% of homes46% of homes48% of homes
Price per ft²pricier than$57190% of homes64% of homes59% of homes
Living areabigger than1,441 ft²32% of homes36% of homes37% of homes
Lot sizebigger than0.14 ac56% of homes25% of homes27% of homes
Year builtnewer than197015% of homes46% of homes47% of homes

About 3517 Cascade St

How much is 3517 Cascade St, Napa, CA worth?

The TopHap Estimate for 3517 Cascade St, Napa, CA is $822,482 as of Aug 30, 2026. The likely range is $788,388 to $856,576. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3517 Cascade St, Napa, CA last sell?

3517 Cascade St, Napa, CA last sold on Jun 28, 2021 for $775,000, according to the county's recorded deed.

How big is 3517 Cascade St, Napa, CA?

3517 Cascade St, Napa, CA has 3 bedrooms, 2 bathrooms, 1,441 square feet of living space and a 0.14-acre lot.

When was 3517 Cascade St, Napa, CA built?

3517 Cascade St, Napa, CA was built in 1970, making it 56 years old. The building has 1 story.

What schools serve 3517 Cascade St, Napa, CA?

3517 Cascade St, Napa, CA is assigned to Bel Aire Park Magnet Elementary School (elementary), rated B-; Vintage High School (high), rated B; 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 3517 Cascade St, Napa, CA compare to other homes in Napa 94558?

Among the 20,959 homes in Napa 94558, it is worth more than 46% of them ($822,482 against a typical $858,421), its price per square foot is higher than 64% of them ($571 against a typical $530), it is bigger than 36% of them (1,441 ft² against a typical 1,650 ft²), its lot is bigger than 25% of them (0.14 ac against a typical 0.18 ac) and it is newer than 46% of them (1970 against a typical 1972). Measured against all of Napa County, it is worth more than 48% 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 3517 Cascade St, Napa, CA?

The 2025 property tax bill for 3517 Cascade St, Napa, CA was $10,251. The county assessed it at $838,883.

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