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Single Family ResidenceResidential
$9,012,485$2,161 / 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 Jun 25, 2026
Last sold for $9,100,000 on Jun 10, 2025

306 VINE ROW CT

NAPA, CA 94559
5
Beds
6.5
Baths
4,171 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.
0.24 ac
Lot SizeThe size of the land the home sits on, from county records.
2024
Year BuiltThe year the home was originally built, according to county records.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$9M
$8.2M low$9.8M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$9,100,000 · Jun 10, 2025
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.$3,762,485
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$3,009,988
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.58%
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.$5,250,000
MORGAN STANLEY PRIVATE BANK NA · 5.6% 1 · recorded Jun 10, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$50,973 (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.$4,463,280 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$334,280
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$4,129,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$517,726
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$4,463,280

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.47
37
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
77
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.10 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.0.24
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(1)

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.

M
Harvest Magnet Middle School
Middle · Grades 6–8 · 2.9 mi
E
Browns Valley Elementary SchoolB+
Elementary · Grades KG–5 · 4.6 mi
H
Napa High SchoolB-
High · Grades 9–12 · 4.6 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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
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

306 Vine Row Ct 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.

  • Among the most valuable homes in Napa 94559
  • Among the highest price per square foot in Napa 94559
  • Among the largest homes in Napa 94559
  • Has a bigger lot than 83% of homes in Napa 94559
  • Among the newest homes in Napa 94559

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$2.7M

This home is worth more than almost all 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$9,012,485
CheaperTypical $804,930Pricier

Pricier than almost all homes nearby

Price per ft²$2161
CheaperTypical $607Pricier

Pricier than almost all homes nearby

Living area4,171 ft²
SmallerTypical 1,408 ft²Bigger

Bigger than almost all homes nearby

Lot size0.24 ac
SmallerTypical 0.15 acBigger

Bigger than 83% of homes nearby

Year built2024
OlderTypical 1955Newer

Newer than almost all homes nearby

How 306 Vine Row Ct ranks against every home in each area.
MeasureThis homeNapa 94559Napa County
Estimated valuepricier than$9,012,485almost all homesalmost all homes
Price per ft²pricier than$2161almost all homesalmost all homes
Living areabigger than4,171 ft²almost all homes97% of homes
Lot sizebigger than0.24 ac83% of homes68% of homes
Year builtnewer than2024almost all homesalmost all homes

About 306 Vine Row Ct

How much is 306 Vine Row Ct, Napa, CA worth?

The TopHap Estimate for 306 Vine Row Ct, Napa, CA is $9,012,485 as of Jun 25, 2026. The likely range is $8,182,523 to $9,842,447. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 306 Vine Row Ct, Napa, CA last sell?

306 Vine Row Ct, Napa, CA last sold on Jun 10, 2025 for $9,100,000, according to the county's recorded deed.

How big is 306 Vine Row Ct, Napa, CA?

306 Vine Row Ct, Napa, CA has 5 bedrooms, 6.5 bathrooms, 4,171 square feet of living space and a 0.24-acre lot.

When was 306 Vine Row Ct, Napa, CA built?

306 Vine Row Ct, Napa, CA was built in 2024, making it 2 years old.

What schools serve 306 Vine Row Ct, Napa, CA?

306 Vine Row Ct, Napa, CA is assigned to Harvest Magnet Middle School (middle); Browns Valley Elementary School (elementary), rated B+; Napa 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 306 Vine Row Ct, Napa, CA compare to other homes in Napa 94559?

Among the 7,785 homes in Napa 94559, it is worth more than almost all of them ($9,012,485 against a typical $804,930), its price per square foot is higher than almost all of them ($2161 against a typical $607), it is bigger than almost all of them (4,171 ft² against a typical 1,408 ft²), its lot is bigger than 83% of them (0.24 ac against a typical 0.15 ac) and it is newer than almost all of them (2024 against a typical 1955). Measured against all of Napa County, it is worth more than almost all 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 306 Vine Row Ct, Napa, CA?

The 2025 property tax bill for 306 Vine Row Ct, Napa, CA was $50,973. The county assessed it at $4,463,280.

Closest homes

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Assigned schools

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