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Single Family ResidenceResidential
$598,852$433 / 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 96How 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 $510,000 on Oct 7, 2022

420 RIVA AVE

MILLTOWN, NJ 08850
0
Baths
1,384 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.
0.33 ac
Lot SizeThe size of the land the home sits on, from county records.
1966
Year BuiltThe year the home was originally built, according to county records.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$599K
$574K low$623K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$510,000 · Oct 7, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,457 (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.$90,700 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$24,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$65,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$90,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$90,700

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.Ranch
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.33
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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
Warnsdorfer Elementary SchoolA+
Elementary · Grades KG–4 · 1.7 mi
H
East Brunswick High SchoolA
High · Grades 10–12 · 3.2 mi
M
Hammarskjold Upper Elementary SchoolA
Middle · Grades 5–6 · 3.5 mi

District: East Brunswick Township 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

420 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 84% of homes in Farrington Lake Heights
  • Costs more per square foot than 94% of homes in Farrington Lake Heights
  • Smaller than 90% of homes in Farrington Lake Heights
  • Has a bigger lot than 85% of homes in Milltown 08850
  • Newer than 66% of homes in Milltown 08850

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
$413K$1.1M

This home is worth more than 39% 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$598,852
CheaperTypical $639,015Pricier

Pricier than 39% of homes nearby

Price per ft²$433
CheaperTypical $391Pricier

Pricier than 73% of homes nearby

Living area1,384 ft²
SmallerTypical 1,641 ft²Bigger

Bigger than 33% of homes nearby

Lot size0.33 ac
SmallerTypical 0.2 acBigger

Bigger than 85% of homes nearby

Year built1966
OlderTypical 1955Newer

Newer than 66% of homes nearby

How 420 Riva Ave ranks against every home in each area.
MeasureThis homeFarrington Lake HeightsMilltown 08850Middlesex County
Estimated valuepricier than$598,85216% of homes39% of homes55% of homes
Price per ft²pricier than$43394% of homes73% of homes82% of homes
Living areabigger than1,384 ft²10% of homes33% of homes34% of homes
Lot sizebigger than0.33 ac31% of homes85% of homes84% of homes
Year builtnewer than196662% of homes66% of homes49% of homes

About 420 Riva Ave

How much is 420 Riva Ave, Milltown, NJ worth?

The TopHap Estimate for 420 Riva Ave, Milltown, NJ is $598,852 as of Aug 30, 2026. The likely range is $574,263 to $623,441. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 420 Riva Ave, Milltown, NJ last sell?

420 Riva Ave, Milltown, NJ last sold on Oct 7, 2022 for $510,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 420 Riva Ave, Milltown, NJ?

420 Riva Ave, Milltown, NJ has 1,384 square feet of living space and a 0.33-acre lot.

When was 420 Riva Ave, Milltown, NJ built?

420 Riva Ave, Milltown, NJ was built in 1966, making it 60 years old. It is a ranch home.

What schools serve 420 Riva Ave, Milltown, NJ?

420 Riva Ave, Milltown, NJ is assigned to Warnsdorfer Elementary School (elementary), rated A+; East Brunswick High School (high), rated A; Hammarskjold Upper Elementary School (middle), rated A. All sit in East Brunswick Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 420 Riva Ave, Milltown, NJ compare to other homes in Milltown 08850?

Among the 2,852 homes in Milltown 08850, it is worth more than 39% of them ($598,852 against a typical $639,015), its price per square foot is higher than 73% of them ($433 against a typical $391), it is bigger than 33% of them (1,384 ft² against a typical 1,641 ft²), its lot is bigger than 85% of them (0.33 ac against a typical 0.2 ac) and it is newer than 66% of them (1966 against a typical 1955). Measured against all of Middlesex County, it is worth more than 55% 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 420 Riva Ave, Milltown, NJ?

The 2025 property tax bill for 420 Riva Ave, Milltown, NJ was $11,457. The county assessed it at $90,700.

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