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Single Family ResidenceResidential
$709,436$283 / 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 89How 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 $595,000 on Aug 26, 2024

23 SPY LN

FLEMINGTON, NJ 08822
0
Baths
2,510 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.
2 ac
Lot SizeThe size of the land the home sits on, from county records.
1980
Year BuiltThe year the home was originally built, according to county records.

Valuation

$709K
$630K low$789K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$595,000 · Aug 26, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$14,566 (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.$520,600 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$155,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$365,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$520,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$520,600

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.13
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
23
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
43
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
CountyHUNTERDON
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.

E
Three Bridges SchoolA-
Elementary · Grades PK–3 · 2.3 mi
M
Readington Middle SchoolC+
Middle · Grades 6–8 · 2.7 mi
H
Hunterdon Central Regional High SchoolB
High · Grades 9–12 · 4.7 mi

District: Hunterdon Central Regional School District

Neighborhood · ZIP 08822These 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.67
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.96
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.92

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.7%
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.31,940
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.505 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$143,862
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$179,763
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.49 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

23 Spy Ln 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.

  • Bigger than 66% of homes in Flemington 08822
  • Has a bigger lot than 81% of homes in Flemington 08822
  • Older than 65% of homes in Flemington 08822

What homes are worth in Flemington 08822

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

This home
$245K$1.3M

This home is worth more than 62% of homes in Flemington 08822.

How it measures up in Flemington 08822

The dot is this home. The mark in the middle is the typical home in Flemington 08822.

Estimated value$709,436
CheaperTypical $624,139Pricier

Pricier than 62% of homes nearby

Price per ft²$283
CheaperTypical $290Pricier

Pricier than 42% of homes nearby

Living area2,510 ft²
SmallerTypical 2,096 ft²Bigger

Bigger than 66% of homes nearby

Lot size2 ac
SmallerTypical 0.93 acBigger

Bigger than 81% of homes nearby

Year built1980
OlderTypical 1986Newer

Newer than 35% of homes nearby

How 23 Spy Ln ranks against every home in each area.
MeasureThis homeFlemington 08822Hunterdon County
Estimated valuepricier than$709,43662% of homes64% of homes
Price per ft²pricier than$28342% of homes43% of homes
Living areabigger than2,510 ft²66% of homes66% of homes
Lot sizebigger than2 ac81% of homes71% of homes
Year builtnewer than198035% of homes51% of homes

About 23 Spy Ln

How much is 23 Spy Ln, Flemington, NJ worth?

The TopHap Estimate for 23 Spy Ln, Flemington, NJ is $709,436 as of Sep 24, 2026. The likely range is $630,326 to $788,546. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 23 Spy Ln, Flemington, NJ last sell?

23 Spy Ln, Flemington, NJ last sold on Aug 26, 2024 for $595,000, according to the county's recorded deed.

When was 23 Spy Ln, Flemington, NJ built?

23 Spy Ln, Flemington, NJ was built in 1980, making it 46 years old.

What schools serve 23 Spy Ln, Flemington, NJ?

23 Spy Ln, Flemington, NJ is assigned to Three Bridges School (elementary), rated A-; Readington Middle School (middle), rated C+; Hunterdon Central Regional High School (high), rated B. All sit in Hunterdon Central Regional School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 23 Spy Ln, Flemington, NJ compare to other homes in Flemington 08822?

Among the 10,320 homes in Flemington 08822, it is worth more than 62% of them ($709,436 against a typical $624,139), its price per square foot is higher than 42% of them ($283 against a typical $290), it is bigger than 66% of them (2,510 ft² against a typical 2,096 ft²), its lot is bigger than 81% of them (2 ac against a typical 0.93 ac) and it is newer than 35% of them (1980 against a typical 1986). Measured against all of Hunterdon County, it is worth more than 64% 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 23 Spy Ln, Flemington, NJ?

The 2025 property tax bill for 23 Spy Ln, Flemington, NJ was $14,566. The county assessed it at $520,600.

More homes on Spy Ln

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Assigned schools

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