Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$354,429$383 / 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 90How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $192,500 on Mar 5, 2021

33 ARMSTRONG AVE

SOUTH RIVER, NJ 08882
0
Baths
926 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.
3,480 ft²
Lot SizeThe size of the land the home sits on, from county records.
1915
Year BuiltThe year the home was originally built, according to county records.

Valuation

$354K
$319K low$390K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$192,500 · Mar 5, 2021
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$354,429
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$283,543

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,515 (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.$131,700 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$77,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$53,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$131,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$131,700

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.66
100
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
31
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
66
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
92
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.74 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.64%
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
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.08
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

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
South River Middle SchoolC-
Middle · Grades 6–8 · 0.8 mi
H
South River High SchoolD
High · Grades 9–12 · 0.8 mi
E
South River Primary School
Elementary · Grades KG–2 · 1.0 mi

District: South River Borough School District

Neighborhood · ZIP 08882These 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.104
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.98
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.101

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.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.16,718
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,569 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$86,286
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$125,749
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

33 Armstrong 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 97% of homes in South River 08882
  • Costs more per square foot than 76% of homes in South River 08882
  • Smaller than 97% of homes in South River 08882
  • Has a smaller lot than 92% of homes in South River 08882
  • Older than 94% of homes in Middlesex County

What homes are worth in South River 08882

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

This home
$341K$948K

This home is worth more than 3% of homes in South River 08882.

How it measures up in South River 08882

The dot is this home. The mark in the middle is the typical home in South River 08882.

Estimated value$354,429
CheaperTypical $524,036Pricier

Pricier than 3% of homes nearby

Price per ft²$383
CheaperTypical $340Pricier

Pricier than 76% of homes nearby

Living area926 ft²
SmallerTypical 1,548 ft²Bigger

Bigger than 3% of homes nearby

Lot size3,480 ft²
SmallerTypical 0.14 acBigger

Bigger than 8% of homes nearby

Year built1915
OlderTypical 1950Newer

Newer than 16% of homes nearby

How 33 Armstrong Ave ranks against every home in each area.
MeasureThis homeSouth River 08882Middlesex County
Estimated valuepricier than$354,4293% of homes7% of homes
Price per ft²pricier than$38376% of homes63% of homes
Living areabigger than926 ft²3% of homes7% of homes
Lot sizebigger than3,480 ft²8% of homes26% of homes
Year builtnewer than191516% of homes6% of homes

About 33 Armstrong Ave

How much is 33 Armstrong Ave, South River, NJ worth?

The TopHap Estimate for 33 Armstrong Ave, South River, NJ is $354,429 as of Jul 14, 2026. The likely range is $319,179 to $389,679. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 33 Armstrong Ave, South River, NJ last sell?

33 Armstrong Ave, South River, NJ last sold on Mar 5, 2021 for $192,500, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 33 Armstrong Ave, South River, NJ?

33 Armstrong Ave, South River, NJ has 926 square feet of living space and a 0.08-acre lot.

When was 33 Armstrong Ave, South River, NJ built?

33 Armstrong Ave, South River, NJ was built in 1915, making it 111 years old.

What schools serve 33 Armstrong Ave, South River, NJ?

33 Armstrong Ave, South River, NJ is assigned to South River Middle School (middle), rated C-; South River High School (high), rated D; South River Primary School (elementary). All sit in South River Borough School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 33 Armstrong Ave, South River, NJ compare to other homes in South River 08882?

Among the 4,333 homes in South River 08882, it is worth more than 3% of them ($354,429 against a typical $524,036), its price per square foot is higher than 76% of them ($383 against a typical $340), it is bigger than 3% of them (926 ft² against a typical 1,548 ft²), its lot is bigger than 8% of them (3,480 ft² against a typical 0.14 ac) and it is newer than 16% of them (1915 against a typical 1950). Measured against all of Middlesex County, it is worth more than 7% 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 33 Armstrong Ave, South River, NJ?

The 2025 property tax bill for 33 Armstrong Ave, South River, NJ was $3,515. The county assessed it at $131,700.

Closest homes

More homes in South River 08882

Assigned schools

Explore the area

See this home in context

Open 33 Armstrong Ave on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map