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Single Family ResidenceResidential
$428,158$493 / 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 Aug 30, 2026
Last sold for $367,000 on Sep 12, 2023

146 WASHINGTON ST

ROCKY HILL, NJ 08553
1
Baths
868 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1929
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$428K
$395K low$461K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$367,000 · Sep 12, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,065 (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.$370,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$202,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$167,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$339,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$370,000

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.50
25
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.
67
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.
43
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.8 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.0.2 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
CountySOMERSET
Lot (acres)The size of the land the home sits on, from county records.0.17
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(6)

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.

M
Montgomery Upper Middle SchoolA+
Middle · Grades 7–8 · 2.5 mi
E
Orchard Hill Elementary School
Elementary · Grades PK–2 · 2.5 mi
H
Montgomery High SchoolA-
High · Grades 9–12 · 4.0 mi

District: Montgomery Township School District

Neighborhood · ZIP 08553These 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.83
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.97

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.39%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.804
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,293 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$134,311
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$217,773
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%

Owner Tools

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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

146 Washington 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 less than 97% of homes in Rocky Hill 08553
  • Costs more per square foot than 96% of homes in Rocky Hill 08553
  • Smaller than 97% of homes in Rocky Hill 08553
  • Has a smaller lot than 84% of homes in Rocky Hill 08553
  • Older than 92% of homes in Somerset County

What homes are worth in Rocky Hill 08553

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

This home
$424K$1.2M

This home is worth more than 3% of homes in Rocky Hill 08553.

How it measures up in Rocky Hill 08553

The dot is this home. The mark in the middle is the typical home in Rocky Hill 08553.

Estimated value$428,158
CheaperTypical $762,298Pricier

Pricier than 3% of homes nearby

Price per ft²$493
CheaperTypical $360Pricier

Pricier than 96% of homes nearby

Living area868 ft²
SmallerTypical 2,174 ft²Bigger

Bigger than 3% of homes nearby

Lot size0.17 ac
SmallerTypical 0.48 acBigger

Bigger than 16% of homes nearby

Year built1929
OlderTypical 1954Newer

Newer than 38% of homes nearby

How 146 Washington St ranks against every home in each area.
MeasureThis homeRocky Hill 08553Somerset County
Estimated valuepricier than$428,1583% of homes14% of homes
Price per ft²pricier than$49396% of homes96% of homes
Living areabigger than868 ft²3% of homes4% of homes
Lot sizebigger than0.17 ac16% of homes40% of homes
Year builtnewer than192938% of homes8% of homes

About 146 Washington St

How much is 146 Washington St, Rocky Hill, NJ worth?

The TopHap Estimate for 146 Washington St, Rocky Hill, NJ is $428,158 as of Aug 30, 2026. The likely range is $395,383 to $460,933. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 146 Washington St, Rocky Hill, NJ last sell?

146 Washington St, Rocky Hill, NJ last sold on Sep 12, 2023 for $367,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 146 Washington St, Rocky Hill, NJ?

146 Washington St, Rocky Hill, NJ has 1 bathrooms, 868 square feet of living space and a 0.17-acre lot.

When was 146 Washington St, Rocky Hill, NJ built?

146 Washington St, Rocky Hill, NJ was built in 1929, making it 97 years old. The building has 1 story.

What schools serve 146 Washington St, Rocky Hill, NJ?

146 Washington St, Rocky Hill, NJ is assigned to Montgomery Upper Middle School (middle), rated A+; Orchard Hill Elementary School (elementary); Montgomery High School (high), rated A-. All sit in Montgomery Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 146 Washington St, Rocky Hill, NJ compare to other homes in Rocky Hill 08553?

Among the 258 homes in Rocky Hill 08553, it is worth more than 3% of them ($428,158 against a typical $762,298), its price per square foot is higher than 96% of them ($493 against a typical $360), it is bigger than 3% of them (868 ft² against a typical 2,174 ft²), its lot is bigger than 16% of them (0.17 ac against a typical 0.48 ac) and it is newer than 38% of them (1929 against a typical 1954). Measured against all of Somerset County, it is worth more than 14% 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 146 Washington St, Rocky Hill, NJ?

The 2025 property tax bill for 146 Washington St, Rocky Hill, NJ was $7,065. The county assessed it at $370,000.

More homes on Washington St

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