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Single Family ResidenceResidential
$910,201$510 / 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 91How 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 $339,000 on Oct 1, 1999

3518 ARGYLE ST

NAPA, CA 94558
4
Beds
2
Baths
1,785 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1971
Year BuiltThe year the home was originally built, according to county records.
8
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

$910K
$832K low$989K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$339,000 · Oct 1, 1999

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,591 (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.$521,014 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$184,427
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$336,587
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$510,799
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$521,014

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.37
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
61
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.
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.0.19
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.Central
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.Yes

Transaction History(5)

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
Northwood Elementary SchoolA-
Elementary · Grades KG–5 · 0.5 mi
M
Redwood Middle SchoolC
Middle · Grades 6–8 · 0.6 mi
H
Vintage High SchoolB
High · Grades 9–12 · 1.4 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%

Owner Tools

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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

3518 Argyle 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.

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
$412K$4.3M

This home is worth more than 55% 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$910,201
CheaperTypical $858,795Pricier

Pricier than 55% of homes nearby

Price per ft²$510
CheaperTypical $531Pricier

Pricier than 41% of homes nearby

Living area1,785 ft²
SmallerTypical 1,649 ft²Bigger

Bigger than 57% of homes nearby

Lot size0.19 ac
SmallerTypical 0.18 acBigger

Bigger than 54% of homes nearby

Year built1971
OlderTypical 1972Newer

Newer than 48% of homes nearby

How 3518 Argyle St ranks against every home in each area.
MeasureThis homeLinda VistaNapa 94558Napa County
Estimated valuepricier than$910,20158% of homes55% of homes57% of homes
Price per ft²pricier than$51047% of homes41% of homes42% of homes
Living areabigger than1,785 ft²56% of homes57% of homes57% of homes
Lot sizebigger than0.19 ac59% of homes54% of homes57% of homes
Year builtnewer than197154% of homes48% of homes48% of homes

About 3518 Argyle St

How much is 3518 Argyle St, Napa, CA worth?

The TopHap Estimate for 3518 Argyle St, Napa, CA is $910,201 as of Sep 24, 2026. The likely range is $831,763 to $988,639. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3518 Argyle St, Napa, CA last sell?

3518 Argyle St, Napa, CA last sold on Oct 1, 1999 for $339,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 3518 Argyle St, Napa, CA?

3518 Argyle St, Napa, CA has 4 bedrooms, 2 bathrooms, 1,785 square feet of living space and a 0.19-acre lot.

When was 3518 Argyle St, Napa, CA built?

3518 Argyle St, Napa, CA was built in 1971, making it 55 years old.

What schools serve 3518 Argyle St, Napa, CA?

3518 Argyle St, Napa, CA is assigned to Northwood Elementary School (elementary), rated A-; Redwood Middle School (middle), rated C; Vintage High School (high), rated B. All sit in Napa Valley Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3518 Argyle St, Napa, CA compare to other homes in Napa 94558?

Among the 20,958 homes in Napa 94558, it is worth more than 55% of them ($910,201 against a typical $858,795), its price per square foot is higher than 41% of them ($510 against a typical $531), it is bigger than 57% of them (1,785 ft² against a typical 1,649 ft²), its lot is bigger than 54% of them (0.19 ac against a typical 0.18 ac) and it is newer than 48% of them (1971 against a typical 1972). Measured against all of Napa County, it is worth more than 57% 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 3518 Argyle St, Napa, CA?

The 2025 property tax bill for 3518 Argyle St, Napa, CA was $6,591. The county assessed it at $521,014.

More homes on Argyle St

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Assigned schools

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