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Single Family ResidenceResidential
$463,913$509 / 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 Sep 24, 2026
Last sold for $269,900 on Oct 5, 2017

148 RIVA AVE

MILLTOWN, NJ 08850
0
Baths
912 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.
3,319 ft²
Lot SizeThe size of the land the home sits on, from county records.
1918
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$464K
$440K low$488K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$269,900 · Oct 5, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,020 (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.$86,600 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$46,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$40,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$86,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$86,600

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.08
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(7)

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
Joyce Kilmer SchoolC+
Middle · Grades 5–8 · 0.3 mi
E
Parkview Elementary SchoolB+
Elementary · Grades PK–4 · 0.8 mi
H
Spotswood High SchoolC+
High · Grades 9–12 · 4.7 mi

District: Spotswood Borough School District

Neighborhood · ZIP 08850These 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.46
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.97
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.98

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.32%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.1.2%
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.8,284
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,308 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$134,298
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$147,158
Average tempThe average temperature here across a full year.53°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

148 Riva Ave 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 95% of homes in Milltown 08850
  • Costs more per square foot than 94% of homes in Middlesex County
  • Smaller than 94% of homes in Milltown 08850
  • Has a smaller lot than 96% of homes in Milltown 08850
  • Older than 94% of homes in Middlesex County

What homes are worth in Milltown 08850

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

This home
$422K$1M

This home is worth more than 5% of homes in Milltown 08850.

How it measures up in Milltown 08850

The dot is this home. The mark in the middle is the typical home in Milltown 08850.

Estimated value$463,913
CheaperTypical $647,107Pricier

Pricier than 5% of homes nearby

Price per ft²$509
CheaperTypical $398Pricier

Pricier than 87% of homes nearby

Living area912 ft²
SmallerTypical 1,641 ft²Bigger

Bigger than 6% of homes nearby

Lot size3,319 ft²
SmallerTypical 0.2 acBigger

Bigger than 4% of homes nearby

Year built1918
OlderTypical 1955Newer

Newer than 19% of homes nearby

How 148 Riva Ave ranks against every home in each area.
MeasureThis homeMilltown 08850Middlesex County
Estimated valuepricier than$463,9135% of homes23% of homes
Price per ft²pricier than$50987% of homes94% of homes
Living areabigger than912 ft²6% of homes7% of homes
Lot sizebigger than3,319 ft²4% of homes26% of homes
Year builtnewer than191819% of homes6% of homes

About 148 Riva Ave

How much is 148 Riva Ave, Milltown, NJ worth?

The TopHap Estimate for 148 Riva Ave, Milltown, NJ is $463,913 as of Sep 24, 2026. The likely range is $439,659 to $488,167. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 148 Riva Ave, Milltown, NJ last sell?

148 Riva Ave, Milltown, NJ last sold on Oct 5, 2017 for $269,900, according to the county's recorded deed. TopHap holds 7 recorded sales for this parcel.

How big is 148 Riva Ave, Milltown, NJ?

148 Riva Ave, Milltown, NJ has 912 square feet of living space and a 0.08-acre lot.

When was 148 Riva Ave, Milltown, NJ built?

148 Riva Ave, Milltown, NJ was built in 1918, making it 108 years old. The building has 1 story.

What schools serve 148 Riva Ave, Milltown, NJ?

148 Riva Ave, Milltown, NJ is assigned to Joyce Kilmer School (middle), rated C+; Parkview Elementary School (elementary), rated B+; Spotswood High School (high), rated C+. All sit in Spotswood Borough School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 148 Riva Ave, Milltown, NJ compare to other homes in Milltown 08850?

Among the 2,852 homes in Milltown 08850, it is worth more than 5% of them ($463,913 against a typical $647,107), its price per square foot is higher than 87% of them ($509 against a typical $398), it is bigger than 6% of them (912 ft² against a typical 1,641 ft²), its lot is bigger than 4% of them (3,319 ft² against a typical 0.2 ac) and it is newer than 19% of them (1918 against a typical 1955). Measured against all of Middlesex County, it is worth more than 23% 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 148 Riva Ave, Milltown, NJ?

The 2025 property tax bill for 148 Riva Ave, Milltown, NJ was $6,020. The county assessed it at $86,600.

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