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CondominiumResidential
$535,610$220 / 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 95How 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 $329,600 on Jan 13, 2015

321 NAPA VALLEY DR

MILFORD, MI 48381
4
Beds
2.5
Baths
2,430 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
2014
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
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

$536K
$508K low$564K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$329,600 · Jan 13, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,376 (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.$241,720 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$228,610
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$483,440

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Contemporary
CountyOAKLAND
Lot (acres)The size of the land the home sits on, from county records.0.22
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
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.Porch · 125 ft²

Transaction History(4)

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
Muir Middle SchoolA-
Middle · Grades 6–8 · 0.5 mi
E
Heritage Elementary SchoolB+
Elementary · Grades KG–5 · 1.3 mi
H
Milford High SchoolA
High · Grades 9–12 · 1.5 mi

District: Huron Valley Schools

Neighborhood · ZIP 48381These 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.84
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.22

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.5%
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.13,763
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.665 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$98,215
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$128,072
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.31 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.53%

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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

321 Napa Valley Dr 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 more than 74% of homes in Oakland County
  • Costs less per square foot than 67% of homes in Milford 48381
  • Bigger than 75% of homes in Oakland County
  • Has a smaller lot than 80% of homes in Milford 48381
  • Newer than 96% of homes in Oakland County

What homes are worth in Milford 48381

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

This home
$233K$1000K

This home is worth more than 65% of homes in Milford 48381.

How it measures up in Milford 48381

The dot is this home. The mark in the middle is the typical home in Milford 48381.

Estimated value$535,610
CheaperTypical $464,615Pricier

Pricier than 65% of homes nearby

Price per ft²$220
CheaperTypical $237Pricier

Pricier than 33% of homes nearby

Living area2,430 ft²
SmallerTypical 1,989 ft²Bigger

Bigger than 73% of homes nearby

Lot size0.22 ac
SmallerTypical 1 acBigger

Bigger than 20% of homes nearby

Year built2014
OlderTypical 1989Newer

Newer than 87% of homes nearby

How 321 Napa Valley Dr ranks against every home in each area.
MeasureThis homeMilford 48381Oakland County
Estimated valuepricier than$535,61065% of homes74% of homes
Price per ft²pricier than$22033% of homes52% of homes
Living areabigger than2,430 ft²73% of homes75% of homes
Lot sizebigger than0.22 ac20% of homes33% of homes
Year builtnewer than201487% of homes96% of homes

About 321 Napa Valley Dr

How much is 321 Napa Valley Dr, Milford, MI worth?

The TopHap Estimate for 321 Napa Valley Dr, Milford, MI is $535,610 as of Sep 24, 2026. The likely range is $507,715 to $563,505. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 321 Napa Valley Dr, Milford, MI last sell?

321 Napa Valley Dr, Milford, MI last sold on Jan 13, 2015 for $329,600, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 321 Napa Valley Dr, Milford, MI?

321 Napa Valley Dr, Milford, MI has 4 bedrooms, 2.5 bathrooms, 2,430 square feet of living space and a 0.22-acre lot.

When was 321 Napa Valley Dr, Milford, MI built?

321 Napa Valley Dr, Milford, MI was built in 2014, making it 12 years old. It is a contemporary home. The building has 2 stories.

What schools serve 321 Napa Valley Dr, Milford, MI?

321 Napa Valley Dr, Milford, MI is assigned to Muir Middle School (middle), rated A-; Heritage Elementary School (elementary), rated B+; Milford High School (high), rated A. All sit in Huron Valley Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 321 Napa Valley Dr, Milford, MI compare to other homes in Milford 48381?

Among the 5,070 homes in Milford 48381, it is worth more than 65% of them ($535,610 against a typical $464,615), its price per square foot is higher than 33% of them ($220 against a typical $237), it is bigger than 73% of them (2,430 ft² against a typical 1,989 ft²), its lot is bigger than 20% of them (0.22 ac against a typical 1 ac) and it is newer than 87% of them (2014 against a typical 1989). Measured against all of Oakland County, it is worth more than 74% 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 321 Napa Valley Dr, Milford, MI?

The 2025 property tax bill for 321 Napa Valley Dr, Milford, MI was $4,376. The county assessed it at $241,720.

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