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Single Family ResidenceResidential
$1,332,212$349 / 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 92How 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

623 UNION AVE

BRIELLE, NJ 08730
7
Beds
4
Baths
3,816 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.
0.51 ac
Lot SizeThe size of the land the home sits on, from county records.
1870
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
12
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1.3M
$1.2M low$1.4M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,576 (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.$1,081,300 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$704,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$376,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,045,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,081,300

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.28
88
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.
31
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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.minimal

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.Colonial
CountyMONMOUTH
Lot (acres)The size of the land the home sits on, from county records.0.51
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Hot Water
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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
Brielle Elementary SchoolB+
Elementary · Grades PK–8 · 0.1 mi
H
Manasquan High SchoolB+
High · Grades 9–12 · 1.2 mi

District: Brielle Borough School District

Neighborhood · ZIP 08730These 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.65
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.118
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.71

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.42%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.0.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.4,938
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,122 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$159,987
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$185,487
Average tempThe average temperature here across a full year.53°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

623 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 Monmouth County
  • Costs less per square foot than 98% of homes in Brielle 08730
  • Bigger than 93% of homes in Monmouth County
  • Has a bigger lot than 89% of homes in Brielle 08730
  • Among the oldest homes in Monmouth County

What homes are worth in Brielle 08730

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

This home
$603K$3.7M

This home is worth more than 60% of homes in Brielle 08730.

How it measures up in Brielle 08730

The dot is this home. The mark in the middle is the typical home in Brielle 08730.

Estimated value$1,332,212
CheaperTypical $1,210,846Pricier

Pricier than 60% of homes nearby

Price per ft²$349
CheaperTypical $554Pricier

Pricier than 2% of homes nearby

Living area3,816 ft²
SmallerTypical 2,123 ft²Bigger

Bigger than 90% of homes nearby

Lot size0.51 ac
SmallerTypical 0.28 acBigger

Bigger than 89% of homes nearby

Year built1870
OlderTypical 1970Newer

Older than almost all homes nearby

How 623 Union Ave ranks against every home in each area.
MeasureThis homeBrielle 08730Monmouth County
Estimated valuepricier than$1,332,21260% of homes85% of homes
Price per ft²pricier than$3492% of homes32% of homes
Living areabigger than3,816 ft²90% of homes93% of homes
Lot sizebigger than0.51 ac89% of homes75% of homes
Year builtnewer than1870almost no homesalmost no homes

About 623 Union Ave

How much is 623 Union Ave, Brielle, NJ worth?

The TopHap Estimate for 623 Union Ave, Brielle, NJ is $1,332,212 as of Sep 24, 2026. The likely range is $1,228,889 to $1,435,535. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 623 Union Ave, Brielle, NJ last sell?

623 Union Ave, Brielle, NJ last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 623 Union Ave, Brielle, NJ?

623 Union Ave, Brielle, NJ has 7 bedrooms, 4 bathrooms, 3,816 square feet of living space and a 0.51-acre lot.

When was 623 Union Ave, Brielle, NJ built?

623 Union Ave, Brielle, NJ was built in 1870, making it 156 years old. It is a colonial home. The building has 2 stories.

What schools serve 623 Union Ave, Brielle, NJ?

623 Union Ave, Brielle, NJ is assigned to Brielle Elementary School (elementary), rated B+; Manasquan High School (high), rated B+. All sit in Brielle Borough School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 623 Union Ave, Brielle, NJ compare to other homes in Brielle 08730?

Among the 2,008 homes in Brielle 08730, it is worth more than 60% of them ($1,332,212 against a typical $1,210,846), its price per square foot is higher than 2% of them ($349 against a typical $554), it is bigger than 90% of them (3,816 ft² against a typical 2,123 ft²), its lot is bigger than 89% of them (0.51 ac against a typical 0.28 ac) and it is newer than almost none of them (1870 against a typical 1970). Measured against all of Monmouth County, it is worth more than 85% 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 623 Union Ave, Brielle, NJ?

The 2025 property tax bill for 623 Union Ave, Brielle, NJ was $12,576. The county assessed it at $1,081,300.

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