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Single Family ResidenceResidential
$623,326$285 / 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 95How 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 $372,500 on Aug 8, 2016

1123 MILLSTONE RIVER RD

HILLSBOROUGH, NJ 08844
0
Baths
2,190 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.
1.4 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.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$623K
$593K low$654K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$372,500 · Aug 8, 2016

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,794 (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.$510,800 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$237,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$273,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$487,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$510,800

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.62
87
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
19
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.
94
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.89 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.34%
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
CountySOMERSET
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.Yes

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
Amsterdam Elementary SchoolA
Elementary · Grades KG–4 · 2.7 mi
M
Hillsborough Township Middle SchoolA-
Middle · Grades 7–8 · 3.0 mi
H
Hillsborough High SchoolA-
High · Grades 9–12 · 3.9 mi

District: Hillsborough Township School District

Neighborhood · ZIP 08844These 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.47
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 100.93

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.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.4%
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.45,305
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.820 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$151,743
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$184,197
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

1123 Millstone River Rd 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 less per square foot than 87% of homes in Hillsborough 08844
  • Has a bigger lot than 90% of homes in Hillsborough 08844
  • Older than 98% of homes in Hillsborough 08844

What homes are worth in Hillsborough 08844

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

This home
$252K$1.5M

This home is worth more than 41% of homes in Hillsborough 08844.

How it measures up in Hillsborough 08844

The dot is this home. The mark in the middle is the typical home in Hillsborough 08844.

Estimated value$623,326
CheaperTypical $710,945Pricier

Pricier than 41% of homes nearby

Price per ft²$285
CheaperTypical $342Pricier

Pricier than 13% of homes nearby

Living area2,190 ft²
SmallerTypical 2,001 ft²Bigger

Bigger than 57% of homes nearby

Lot size1.4 ac
SmallerTypical 0.36 acBigger

Bigger than 90% of homes nearby

Year built1929
OlderTypical 1985Newer

Newer than 2% of homes nearby

How 1123 Millstone River Rd ranks against every home in each area.
MeasureThis homeHillsborough 08844Somerset County
Estimated valuepricier than$623,32641% of homes45% of homes
Price per ft²pricier than$28513% of homes14% of homes
Living areabigger than2,190 ft²57% of homes60% of homes
Lot sizebigger than1.4 ac90% of homes88% of homes
Year builtnewer than19292% of homes8% of homes

About 1123 Millstone River Rd

How much is 1123 Millstone River Rd, Hillsborough, NJ worth?

The TopHap Estimate for 1123 Millstone River Rd, Hillsborough, NJ is $623,326 as of Aug 30, 2026. The likely range is $592,680 to $653,972. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1123 Millstone River Rd, Hillsborough, NJ last sell?

1123 Millstone River Rd, Hillsborough, NJ last sold on Aug 8, 2016 for $372,500, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

When was 1123 Millstone River Rd, Hillsborough, NJ built?

1123 Millstone River Rd, Hillsborough, NJ was built in 1929, making it 97 years old. The building has 2 stories.

What schools serve 1123 Millstone River Rd, Hillsborough, NJ?

1123 Millstone River Rd, Hillsborough, NJ is assigned to Amsterdam Elementary School (elementary), rated A; Hillsborough Township Middle School (middle), rated A-; Hillsborough High School (high), rated A-. All sit in Hillsborough Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1123 Millstone River Rd, Hillsborough, NJ compare to other homes in Hillsborough 08844?

Among the 13,404 homes in Hillsborough 08844, it is worth more than 41% of them ($623,326 against a typical $710,945), its price per square foot is higher than 13% of them ($285 against a typical $342), it is bigger than 57% of them (2,190 ft² against a typical 2,001 ft²), its lot is bigger than 90% of them (1.4 ac against a typical 0.36 ac) and it is newer than 2% of them (1929 against a typical 1985). Measured against all of Somerset County, it is worth more than 45% 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 1123 Millstone River Rd, Hillsborough, NJ?

The 2025 property tax bill for 1123 Millstone River Rd, Hillsborough, NJ was $10,794. The county assessed it at $510,800.

More homes on Millstone River Rd

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Assigned schools

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