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Single Family ResidenceResidential
$354,343$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 90How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $109,900 on Oct 6, 1999

21 ROTUNDA DR

TRENTON, NJ 08610
0
Baths
1,254 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1956
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$354K
$317K low$391K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$109,900 · Oct 6, 1999

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,515 (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.$175,700 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$72,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$103,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$175,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$175,700

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyMERCER
Lot (acres)The size of the land the home sits on, from county records.0.16
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

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

M
Grice Middle SchoolD+
Middle · Grades 6–8 · 0.5 mi
E
McGalliard Elementary SchoolD+
Elementary · Grades KG–5 · 0.5 mi
H
Hamilton High School WestD-
High · Grades 9–12 · 1.2 mi

District: Hamilton Township School District

Neighborhood · ZIP 08610These 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.94
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.82

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.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.34,083
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,948 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$80,544
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$98,141
Average tempThe average temperature here across a full year.54°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 Rotunda 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.

  • Costs more per square foot than 69% of homes in Trenton 08610
  • Smaller than 74% of homes in Mercer County
  • Newer than 75% of homes in Trenton 08610

What homes are worth in Trenton 08610

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

This home
$161K$572K

This home is worth more than 60% of homes in Trenton 08610.

How it measures up in Trenton 08610

The dot is this home. The mark in the middle is the typical home in Trenton 08610.

Estimated value$354,343
CheaperTypical $333,638Pricier

Pricier than 60% of homes nearby

Price per ft²$283
CheaperTypical $253Pricier

Pricier than 69% of homes nearby

Living area1,254 ft²
SmallerTypical 1,298 ft²Bigger

Bigger than 46% of homes nearby

Lot size0.16 ac
SmallerTypical 0.14 acBigger

Bigger than 57% of homes nearby

Year built1956
OlderTypical 1948Newer

Newer than 75% of homes nearby

How 21 Rotunda Dr ranks against every home in each area.
MeasureThis homeTrenton 08610Mercer County
Estimated valuepricier than$354,34360% of homes36% of homes
Price per ft²pricier than$28369% of homes54% of homes
Living areabigger than1,254 ft²46% of homes26% of homes
Lot sizebigger than0.16 ac57% of homes48% of homes
Year builtnewer than195675% of homes45% of homes

About 21 Rotunda Dr

How much is 21 Rotunda Dr, Trenton, NJ worth?

The TopHap Estimate for 21 Rotunda Dr, Trenton, NJ is $354,343 as of Oct 21, 2026. The likely range is $317,224 to $391,462. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Rotunda Dr, Trenton, NJ last sell?

21 Rotunda Dr, Trenton, NJ last sold on Oct 6, 1999 for $109,900, according to the county's recorded deed.

How big is 21 Rotunda Dr, Trenton, NJ?

21 Rotunda Dr, Trenton, NJ has 1,254 square feet of living space and a 0.16-acre lot.

When was 21 Rotunda Dr, Trenton, NJ built?

21 Rotunda Dr, Trenton, NJ was built in 1956, making it 70 years old. The building has 1 story.

What schools serve 21 Rotunda Dr, Trenton, NJ?

21 Rotunda Dr, Trenton, NJ is assigned to Grice Middle School (middle), rated D+; McGalliard Elementary School (elementary), rated D+; Hamilton High School West (high), rated D-. All sit in Hamilton Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Rotunda Dr, Trenton, NJ compare to other homes in Trenton 08610?

Among the 9,508 homes in Trenton 08610, it is worth more than 60% of them ($354,343 against a typical $333,638), its price per square foot is higher than 69% of them ($283 against a typical $253), it is bigger than 46% of them (1,254 ft² against a typical 1,298 ft²), its lot is bigger than 57% of them (0.16 ac against a typical 0.14 ac) and it is newer than 75% of them (1956 against a typical 1948). Measured against all of Mercer County, it is worth more than 36% 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 Rotunda Dr, Trenton, NJ?

The 2025 property tax bill for 21 Rotunda Dr, Trenton, NJ was $6,515. The county assessed it at $175,700.

More homes on Rotunda Dr

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Assigned schools

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