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Single Family ResidenceResidential
$4,049,821$2,570 / 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 Sep 24, 2026
Last sold for $3,900,000 on Jun 18, 2025

109 ROLLINGMEAD ST

PRINCETON, NJ 08540
0
Baths
1,576 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.
2.26 ac
Lot SizeThe size of the land the home sits on, from county records.
2025
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$4M
$3.7M low$4.4M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$3,900,000 · Jun 18, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$32,823 (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.$2,629,500 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$701,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,928,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,201,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,629,500

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.9 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.1 percent flood zone

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
CountyMERCER
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(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.

E
Littlebrook Elementary SchoolA+
Elementary · Grades PK–5 · 0.2 mi
M
Princeton Middle SchoolA
Middle · Grades 6–8 · 0.9 mi
H
Princeton High SchoolB
High · Grades 9–12 · 1.0 mi

District: Princeton Public Schools

Neighborhood · ZIP 08540These 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.65
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 100.92

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.5%
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.53,074
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,031 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$158,898
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$213,931
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

109 Rollingmead St 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.

  • Among the most valuable homes in Mercer County
  • Among the highest price per square foot in Princeton 08540
  • Smaller than 80% of homes in Princeton 08540
  • Has a bigger lot than 97% of homes in Mercer County
  • Among the newest homes in Princeton 08540

What homes are worth in Princeton 08540

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

This home
$297K$3.3M

This home is worth more than almost all homes in Princeton 08540.

How it measures up in Princeton 08540

The dot is this home. The mark in the middle is the typical home in Princeton 08540.

Estimated value$4,049,821
CheaperTypical $1,005,962Pricier

Pricier than almost all homes nearby

Price per ft²$2570
CheaperTypical $427Pricier

Pricier than almost all homes nearby

Living area1,576 ft²
SmallerTypical 2,250 ft²Bigger

Bigger than 20% of homes nearby

Lot size2.26 ac
SmallerTypical 0.28 acBigger

Bigger than 93% of homes nearby

Year built2025
OlderTypical 1986Newer

Newer than almost all homes nearby

How 109 Rollingmead St ranks against every home in each area.
MeasureThis homePrinceton 08540Mercer County
Estimated valuepricier than$4,049,821almost all homesalmost all homes
Price per ft²pricier than$2570almost all homesalmost all homes
Living areabigger than1,576 ft²20% of homes49% of homes
Lot sizebigger than2.26 ac93% of homes97% of homes
Year builtnewer than2025almost all homesalmost all homes

About 109 Rollingmead St

How much is 109 Rollingmead St, Princeton, NJ worth?

The TopHap Estimate for 109 Rollingmead St, Princeton, NJ is $4,049,821 as of Sep 24, 2026. The likely range is $3,653,512 to $4,446,130. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 109 Rollingmead St, Princeton, NJ last sell?

109 Rollingmead St, Princeton, NJ last sold on Jun 18, 2025 for $3,900,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

When was 109 Rollingmead St, Princeton, NJ built?

109 Rollingmead St, Princeton, NJ was built in 2025, making it 1 years old. The building has 2 stories.

What schools serve 109 Rollingmead St, Princeton, NJ?

109 Rollingmead St, Princeton, NJ is assigned to Littlebrook Elementary School (elementary), rated A+; Princeton Middle School (middle), rated A; Princeton High School (high), rated B. All sit in Princeton Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 109 Rollingmead St, Princeton, NJ compare to other homes in Princeton 08540?

Among the 13,780 homes in Princeton 08540, it is worth more than almost all of them ($4,049,821 against a typical $1,005,962), its price per square foot is higher than almost all of them ($2570 against a typical $427), it is bigger than 20% of them (1,576 ft² against a typical 2,250 ft²), its lot is bigger than 93% of them (2.26 ac against a typical 0.28 ac) and it is newer than almost all of them (2025 against a typical 1986). Measured against all of Mercer County, it is worth more than almost all 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 109 Rollingmead St, Princeton, NJ?

The 2025 property tax bill for 109 Rollingmead St, Princeton, NJ was $32,823. The county assessed it at $2,629,500.

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