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Single Family ResidenceResidential
$813,215$370 / 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 93How 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

20 JOHN DR

ANNANDALE, NJ 08801
0
Baths
2,199 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.
1.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1983
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$813K
$758K low$868K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$13,391 (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.$431,400 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$136,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$294,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$431,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$431,400

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyHUNTERDON
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Spruce Run Elementary School
Elementary · Grades PK–1 · 1.0 mi
M
Clinton Township Middle SchoolA
Middle · Grades 7–8 · 1.1 mi
H
North Hunterdon High SchoolB
High · Grades 9–12 · 1.9 mi

District: Clinton Township School District

Neighborhood · ZIP 08801These 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.71
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.89

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.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.8,193
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.489 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$152,035
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$171,682
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.50 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

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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

20 John 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 77% of homes in Hunterdon County
  • Costs more per square foot than 95% of homes in Annandale 08801
  • Has a bigger lot than 70% of homes in Annandale 08801

What homes are worth in Annandale 08801

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

This home
$243K$1.2M

This home is worth more than 74% of homes in Annandale 08801.

How it measures up in Annandale 08801

The dot is this home. The mark in the middle is the typical home in Annandale 08801.

Estimated value$813,215
CheaperTypical $637,992Pricier

Pricier than 74% of homes nearby

Price per ft²$370
CheaperTypical $286Pricier

Pricier than 95% of homes nearby

Living area2,199 ft²
SmallerTypical 2,152 ft²Bigger

Bigger than 54% of homes nearby

Lot size1.17 ac
SmallerTypical 0.77 acBigger

Bigger than 70% of homes nearby

Year built1983
OlderTypical 1986Newer

Newer than 39% of homes nearby

How 20 John Dr ranks against every home in each area.
MeasureThis homeAnnandale 08801Hunterdon County
Estimated valuepricier than$813,21574% of homes77% of homes
Price per ft²pricier than$37095% of homes88% of homes
Living areabigger than2,199 ft²54% of homes55% of homes
Lot sizebigger than1.17 ac70% of homes53% of homes
Year builtnewer than198339% of homes54% of homes

About 20 John Dr

How much is 20 John Dr, Annandale, NJ worth?

The TopHap Estimate for 20 John Dr, Annandale, NJ is $813,215 as of Sep 24, 2026. The likely range is $758,482 to $867,948. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 John Dr, Annandale, NJ last sell?

20 John Dr, Annandale, NJ last sold on Jan 1, 1900, according to the county's recorded deed.

When was 20 John Dr, Annandale, NJ built?

20 John Dr, Annandale, NJ was built in 1983, making it 43 years old. The building has 2 stories.

What schools serve 20 John Dr, Annandale, NJ?

20 John Dr, Annandale, NJ is assigned to Spruce Run Elementary School (elementary); Clinton Township Middle School (middle), rated A; North Hunterdon High School (high), rated B. All sit in Clinton Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20 John Dr, Annandale, NJ compare to other homes in Annandale 08801?

Among the 2,630 homes in Annandale 08801, it is worth more than 74% of them ($813,215 against a typical $637,992), its price per square foot is higher than 95% of them ($370 against a typical $286), it is bigger than 54% of them (2,199 ft² against a typical 2,152 ft²), its lot is bigger than 70% of them (1.17 ac against a typical 0.77 ac) and it is newer than 39% of them (1983 against a typical 1986). Measured against all of Hunterdon County, it is worth more than 77% 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 20 John Dr, Annandale, NJ?

The 2025 property tax bill for 20 John Dr, Annandale, NJ was $13,391. The county assessed it at $431,400.

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