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Single Family ResidenceResidential
$656,691$315 / 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 $650,000 on Jul 14, 2026

349 UNION AVE

MIDDLESEX, NJ 08846
0
Baths
2,086 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.
0.46 ac
Lot SizeThe size of the land the home sits on, from county records.
1925
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$657K
$622K low$691K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$650,000 · Jul 14, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,192 (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.$540,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$129,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$410,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$575,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$540,000

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.53
47
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
15
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
68
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
96
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.12 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.46
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(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
Hazelwood Elementary SchoolC
Elementary · Grades PK–3 · 0.4 mi
M
Von E. Mauger Middle SchoolC
Middle · Grades 6–8 · 0.6 mi
H
Middlesex High SchoolC-
High · Grades 9–12 · 1.4 mi

District: Middlesex Borough School District

Neighborhood · ZIP 08846These 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.71
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.99

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.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.8%
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.15,047
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,267 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$105,430
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$138,542
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

349 Union 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 more than 85% of homes in Middlesex 08846
  • Costs less per square foot than 75% of homes in Middlesex County
  • Bigger than 81% of homes in Middlesex 08846
  • Has a bigger lot than 96% of homes in Middlesex 08846
  • Older than 91% of homes in Middlesex 08846

What homes are worth in Middlesex 08846

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

This home
$276K$800K

This home is worth more than 85% of homes in Middlesex 08846.

How it measures up in Middlesex 08846

The dot is this home. The mark in the middle is the typical home in Middlesex 08846.

Estimated value$656,691
CheaperTypical $533,464Pricier

Pricier than 85% of homes nearby

Price per ft²$315
CheaperTypical $348Pricier

Pricier than 31% of homes nearby

Living area2,086 ft²
SmallerTypical 1,536 ft²Bigger

Bigger than 81% of homes nearby

Lot size0.46 ac
SmallerTypical 0.17 acBigger

Bigger than 96% of homes nearby

Year built1925
OlderTypical 1955Newer

Newer than 9% of homes nearby

How 349 Union Ave ranks against every home in each area.
MeasureThis homeMiddlesex 08846Middlesex County
Estimated valuepricier than$656,69185% of homes65% of homes
Price per ft²pricier than$31531% of homes25% of homes
Living areabigger than2,086 ft²81% of homes72% of homes
Lot sizebigger than0.46 ac96% of homes92% of homes
Year builtnewer than19259% of homes10% of homes

About 349 Union Ave

How much is 349 Union Ave, Middlesex, NJ worth?

The TopHap Estimate for 349 Union Ave, Middlesex, NJ is $656,691 as of Sep 24, 2026. The likely range is $621,884 to $691,498. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 349 Union Ave, Middlesex, NJ last sell?

349 Union Ave, Middlesex, NJ last sold on Jul 14, 2026 for $650,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 349 Union Ave, Middlesex, NJ?

349 Union Ave, Middlesex, NJ has 2,086 square feet of living space and a 0.46-acre lot.

When was 349 Union Ave, Middlesex, NJ built?

349 Union Ave, Middlesex, NJ was built in 1925, making it 101 years old. The building has 2 stories.

What schools serve 349 Union Ave, Middlesex, NJ?

349 Union Ave, Middlesex, NJ is assigned to Hazelwood Elementary School (elementary), rated C; Von E. Mauger Middle School (middle), rated C; Middlesex High School (high), rated C-. All sit in Middlesex Borough School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 349 Union Ave, Middlesex, NJ compare to other homes in Middlesex 08846?

Among the 4,200 homes in Middlesex 08846, it is worth more than 85% of them ($656,691 against a typical $533,464), its price per square foot is higher than 31% of them ($315 against a typical $348), it is bigger than 81% of them (2,086 ft² against a typical 1,536 ft²), its lot is bigger than 96% of them (0.46 ac against a typical 0.17 ac) and it is newer than 9% of them (1925 against a typical 1955). Measured against all of Middlesex County, it is worth more than 65% 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 349 Union Ave, Middlesex, NJ?

The 2025 property tax bill for 349 Union Ave, Middlesex, NJ was $12,192. The county assessed it at $540,000.

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