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Single Family ResidenceResidential
$1,274,384$330 / 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 Aug 30, 2026
Last sold for $225,000 on Mar 13, 1997

12 BALDWIN ST

PENNINGTON, NJ 08534
0
Baths
3,861 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.
0.44 ac
Lot SizeThe size of the land the home sits on, from county records.
1950
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

$1.3M
$1.1M low$1.4M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$225,000 · Mar 13, 1997

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$27,764 (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.$826,800 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$329,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$497,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$826,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$826,800

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.0.44
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.

Foreclosure Filings(5)

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

E
Toll Gate Grammar SchoolB+
Elementary · Grades KG–5 · 0.2 mi
H
Hopewell Valley Central High SchoolB
High · Grades 9–12 · 1.2 mi
M
Timberlane Middle SchoolB
Middle · Grades 6–8 · 1.3 mi

District: Hopewell Valley Regional School District

Neighborhood · ZIP 08534These 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.19
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.87

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.37%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.8%
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.12,709
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.570 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$162,094
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$189,328
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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

12 Baldwin 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.

  • Worth more than 95% of homes in Pennington 08534
  • Costs more per square foot than 74% of homes in Mercer County
  • Bigger than 97% of homes in Mercer County
  • Has a bigger lot than 78% of homes in Mercer County
  • Older than 85% of homes in Pennington 08534

What homes are worth in Pennington 08534

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

This home
$196K$1.5M

This home is worth more than 95% of homes in Pennington 08534.

How it measures up in Pennington 08534

The dot is this home. The mark in the middle is the typical home in Pennington 08534.

Estimated value$1,274,384
CheaperTypical $702,208Pricier

Pricier than 95% of homes nearby

Price per ft²$330
CheaperTypical $322Pricier

Pricier than 56% of homes nearby

Living area3,861 ft²
SmallerTypical 2,102 ft²Bigger

Bigger than 93% of homes nearby

Lot size0.44 ac
SmallerTypical 0.41 acBigger

Bigger than 52% of homes nearby

Year built1950
OlderTypical 1988Newer

Newer than 15% of homes nearby

How 12 Baldwin St ranks against every home in each area.
MeasureThis homePennington 08534Mercer County
Estimated valuepricier than$1,274,38495% of homes94% of homes
Price per ft²pricier than$33056% of homes74% of homes
Living areabigger than3,861 ft²93% of homes97% of homes
Lot sizebigger than0.44 ac52% of homes78% of homes
Year builtnewer than195015% of homes37% of homes

About 12 Baldwin St

How much is 12 Baldwin St, Pennington, NJ worth?

The TopHap Estimate for 12 Baldwin St, Pennington, NJ is $1,274,384 as of Aug 30, 2026. The likely range is $1,139,443 to $1,409,325. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12 Baldwin St, Pennington, NJ last sell?

12 Baldwin St, Pennington, NJ last sold on Mar 13, 1997 for $225,000, according to the county's recorded deed.

How big is 12 Baldwin St, Pennington, NJ?

12 Baldwin St, Pennington, NJ has 3,861 square feet of living space and a 0.44-acre lot.

When was 12 Baldwin St, Pennington, NJ built?

12 Baldwin St, Pennington, NJ was built in 1950, making it 76 years old. It is a colonial home. The building has 1 story.

What schools serve 12 Baldwin St, Pennington, NJ?

12 Baldwin St, Pennington, NJ is assigned to Toll Gate Grammar School (elementary), rated B+; Hopewell Valley Central High School (high), rated B; Timberlane Middle School (middle), rated B. All sit in Hopewell Valley Regional School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12 Baldwin St, Pennington, NJ compare to other homes in Pennington 08534?

Among the 4,557 homes in Pennington 08534, it is worth more than 95% of them ($1,274,384 against a typical $702,208), its price per square foot is higher than 56% of them ($330 against a typical $322), it is bigger than 93% of them (3,861 ft² against a typical 2,102 ft²), its lot is bigger than 52% of them (0.44 ac against a typical 0.41 ac) and it is newer than 15% of them (1950 against a typical 1988). Measured against all of Mercer County, it is worth more than 94% 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 12 Baldwin St, Pennington, NJ?

The 2025 property tax bill for 12 Baldwin St, Pennington, NJ was $27,764. The county assessed it at $826,800.

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