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Single Family ResidenceResidential
$424,553$313 / 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 94How 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 $218,000 on Sep 30, 2022

337 PROSPECT AVE

UNION BEACH, NJ 07735
3
Beds
2
Baths
1,357 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.
3,607 ft²
Lot SizeThe size of the land the home sits on, from county records.
1936
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$425K
$398K low$451K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$218,000 · Sep 30, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,254 (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.$412,600 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$190,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$222,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$384,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$412,600

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.34
100
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
25
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
47
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.88 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.80%
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
StyleThe architectural style of the home, such as ranch or colonial.Traditional/Old
CountyMONMOUTH
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)
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 35 ft²Shed · 80 ft²Patio · 80 ft²

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.

Foreclosure Filings(2)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Memorial SchoolC+
Elementary · Grades PK–8 · 0.4 mi
H
Keyport High SchoolD
High · Grades 9–12 · 1.8 mi

District: Keyport Borough School District

Neighborhood · ZIP 07735These 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.80
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.96

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.5%
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.18,642
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,536 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$98,668
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$121,431
Average tempThe average temperature here across a full year.54°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

337 Prospect 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 90% of homes in Monmouth County
  • Costs less per square foot than 84% of homes in Monmouth County
  • Smaller than 77% of homes in Monmouth County
  • Has a smaller lot than 89% of homes in Keyport 07735
  • Older than 85% of homes in Monmouth County

What homes are worth in Keyport 07735

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

This home
$308K$810K

This home is worth more than 21% of homes in Keyport 07735.

How it measures up in Keyport 07735

The dot is this home. The mark in the middle is the typical home in Keyport 07735.

Estimated value$424,553
CheaperTypical $509,904Pricier

Pricier than 21% of homes nearby

Price per ft²$313
CheaperTypical $360Pricier

Pricier than 21% of homes nearby

Living area1,357 ft²
SmallerTypical 1,402 ft²Bigger

Bigger than 46% of homes nearby

Lot size3,607 ft²
SmallerTypical 0.14 acBigger

Bigger than 11% of homes nearby

Year built1936
OlderTypical 1954Newer

Newer than 29% of homes nearby

How 337 Prospect Ave ranks against every home in each area.
MeasureThis homeKeyport 07735Monmouth County
Estimated valuepricier than$424,55321% of homes10% of homes
Price per ft²pricier than$31321% of homes16% of homes
Living areabigger than1,357 ft²46% of homes23% of homes
Lot sizebigger than3,607 ft²11% of homes19% of homes
Year builtnewer than193629% of homes15% of homes

About 337 Prospect Ave

How much is 337 Prospect Ave, Union Beach, NJ worth?

The TopHap Estimate for 337 Prospect Ave, Union Beach, NJ is $424,553 as of Sep 24, 2026. The likely range is $398,091 to $451,015. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 337 Prospect Ave, Union Beach, NJ last sell?

337 Prospect Ave, Union Beach, NJ last sold on Sep 30, 2022 for $218,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 337 Prospect Ave, Union Beach, NJ?

337 Prospect Ave, Union Beach, NJ has 3 bedrooms, 2 bathrooms, 1,357 square feet of living space and a 0.08-acre lot.

When was 337 Prospect Ave, Union Beach, NJ built?

337 Prospect Ave, Union Beach, NJ was built in 1936, making it 90 years old. It is a traditional/old home. The building has 1 story.

What schools serve 337 Prospect Ave, Union Beach, NJ?

337 Prospect Ave, Union Beach, NJ is assigned to Memorial School (elementary), rated C+; Keyport High School (high), rated D. All sit in Keyport Borough School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 337 Prospect Ave, Union Beach, NJ compare to other homes in Keyport 07735?

Among the 6,337 homes in Keyport 07735, it is worth more than 21% of them ($424,553 against a typical $509,904), its price per square foot is higher than 21% of them ($313 against a typical $360), it is bigger than 46% of them (1,357 ft² against a typical 1,402 ft²), its lot is bigger than 11% of them (3,607 ft² against a typical 0.14 ac) and it is newer than 29% of them (1936 against a typical 1954). Measured against all of Monmouth County, it is worth more than 10% 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 337 Prospect Ave, Union Beach, NJ?

The 2025 property tax bill for 337 Prospect Ave, Union Beach, NJ was $8,254. The county assessed it at $412,600.

More homes on Prospect Ave

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Assigned schools

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