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Single Family ResidenceResidential
$452,591$260 / 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 92How 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 $107,000 on Aug 31, 1988

21 CRESTMONT AVE

EWING, NJ 08618
0
Baths
1,740 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.
0.31 ac
Lot SizeThe size of the land the home sits on, from county records.
1945
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$453K
$415K low$490K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$107,000 · Aug 31, 1988

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,342 (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.$230,600 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$63,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$167,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$230,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$230,600

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.43
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
20
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
70
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
95
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
30
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

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
StyleThe architectural style of the home, such as ranch or colonial.Colonial
CountyMERCER
Lot (acres)The size of the land the home sits on, from county records.0.31
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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.

H
Ewing High SchoolD
High · Grades 9–12 · 0.6 mi
M
Gilmore J. Fisher Middle SchoolD+
Middle · Grades 6–8 · 1.0 mi
E
Antheil Elementary SchoolD
Elementary · Grades PK–5 · 1.2 mi

District: Ewing Township School District

Neighborhood · ZIP 08618These 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.145
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.94
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.88%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.22%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.34,941
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,507 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$57,786
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$74,228
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.47 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

21 Crestmont Ave 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 94% of homes in Trenton 08618
  • Costs more per square foot than 88% of homes in Trenton 08618
  • Bigger than 71% of homes in Trenton 08618
  • Has a bigger lot than 91% of homes in Trenton 08618
  • Older than 68% of homes in Mercer County

What homes are worth in Trenton 08618

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

This home
$101K$528K

This home is worth more than 94% of homes in Trenton 08618.

How it measures up in Trenton 08618

The dot is this home. The mark in the middle is the typical home in Trenton 08618.

Estimated value$452,591
CheaperTypical $263,555Pricier

Pricier than 94% of homes nearby

Price per ft²$260
CheaperTypical $166Pricier

Pricier than 88% of homes nearby

Living area1,740 ft²
SmallerTypical 1,496 ft²Bigger

Bigger than 71% of homes nearby

Lot size0.31 ac
SmallerTypical 3,746 ft²Bigger

Bigger than 91% of homes nearby

Year built1945
OlderTypical 1927Newer

Newer than 63% of homes nearby

How 21 Crestmont Ave ranks against every home in each area.
MeasureThis homeTrenton 08618Mercer County
Estimated valuepricier than$452,59194% of homes54% of homes
Price per ft²pricier than$26088% of homes41% of homes
Living areabigger than1,740 ft²71% of homes58% of homes
Lot sizebigger than0.31 ac91% of homes71% of homes
Year builtnewer than194563% of homes32% of homes

About 21 Crestmont Ave

How much is 21 Crestmont Ave, Ewing, NJ worth?

The TopHap Estimate for 21 Crestmont Ave, Ewing, NJ is $452,591 as of Sep 24, 2026. The likely range is $415,419 to $489,763. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Crestmont Ave, Ewing, NJ last sell?

21 Crestmont Ave, Ewing, NJ last sold on Aug 31, 1988 for $107,000, according to the county's recorded deed.

How big is 21 Crestmont Ave, Ewing, NJ?

21 Crestmont Ave, Ewing, NJ has 1,740 square feet of living space and a 0.31-acre lot.

When was 21 Crestmont Ave, Ewing, NJ built?

21 Crestmont Ave, Ewing, NJ was built in 1945, making it 81 years old. It is a colonial home. The building has 1 story.

What schools serve 21 Crestmont Ave, Ewing, NJ?

21 Crestmont Ave, Ewing, NJ is assigned to Ewing High School (high), rated D; Gilmore J. Fisher Middle School (middle), rated D+; Antheil Elementary School (elementary), rated D. All sit in Ewing Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Crestmont Ave, Ewing, NJ compare to other homes in Trenton 08618?

Among the 9,326 homes in Trenton 08618, it is worth more than 94% of them ($452,591 against a typical $263,555), its price per square foot is higher than 88% of them ($260 against a typical $166), it is bigger than 71% of them (1,740 ft² against a typical 1,496 ft²), its lot is bigger than 91% of them (0.31 ac against a typical 3,746 ft²) and it is newer than 63% of them (1945 against a typical 1927). Measured against all of Mercer County, it is worth more than 54% 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 21 Crestmont Ave, Ewing, NJ?

The 2025 property tax bill for 21 Crestmont Ave, Ewing, NJ was $9,342. The county assessed it at $230,600.

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