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Single Family ResidenceResidential
$825,013$235 / 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 88How 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

42 1ST ST

KEYPORT, NJ 07735
4
Beds
2.5
Baths
3,504 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1909
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$825K
$725K low$925K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$22,300 (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.$1,194,400 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$428,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$766,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,119,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,194,400

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.29
100
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
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.197 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.Colonial
CountyMONMOUTH
Lot (acres)The size of the land the home sits on, from county records.0.22
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
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 845 ft²Shed · 64 ft²

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

E
Keyport Central SchoolC
Elementary · Grades PK–8 · 0.7 mi
H
Keyport High SchoolD
High · Grades 9–12 · 0.8 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

42 1st St 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 98% of homes in Keyport 07735
  • Among the lowest price per square foot in Keyport 07735
  • Among the largest homes in Keyport 07735
  • Has a bigger lot than 84% of homes in Keyport 07735
  • Older than 95% 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
$307K$810K

This home is worth more than 98% 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$825,013
CheaperTypical $507,605Pricier

Pricier than 98% of homes nearby

Price per ft²$235
CheaperTypical $361Pricier

Cheaper than almost all homes nearby

Living area3,504 ft²
SmallerTypical 1,409 ft²Bigger

Bigger than almost all homes nearby

Lot size0.22 ac
SmallerTypical 0.14 acBigger

Bigger than 84% of homes nearby

Year built1909
OlderTypical 1954Newer

Newer than 10% of homes nearby

How 42 1st St ranks against every home in each area.
MeasureThis homeKeyport 07735Monmouth County
Estimated valuepricier than$825,01398% of homes56% of homes
Price per ft²pricier than$235almost no homes2% of homes
Living areabigger than3,504 ft²almost all homes91% of homes
Lot sizebigger than0.22 ac84% of homes48% of homes
Year builtnewer than190910% of homes5% of homes

About 42 1st St

How much is 42 1st St, Keyport, NJ worth?

The TopHap Estimate for 42 1st St, Keyport, NJ is $825,013 as of Sep 24, 2026. The likely range is $724,968 to $925,058. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 42 1st St, Keyport, NJ last sell?

42 1st St, Keyport, NJ last sold on May 7, 1987, according to the county's recorded deed.

How big is 42 1st St, Keyport, NJ?

42 1st St, Keyport, NJ has 4 bedrooms, 2.5 bathrooms, 3,504 square feet of living space and a 0.22-acre lot.

When was 42 1st St, Keyport, NJ built?

42 1st St, Keyport, NJ was built in 1909, making it 117 years old. It is a colonial home. The building has 2 stories.

What schools serve 42 1st St, Keyport, NJ?

42 1st St, Keyport, NJ is assigned to Keyport Central 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 42 1st St, Keyport, NJ compare to other homes in Keyport 07735?

Among the 6,337 homes in Keyport 07735, it is worth more than 98% of them ($825,013 against a typical $507,605), its price per square foot is higher than almost none of them ($235 against a typical $361), it is bigger than almost all of them (3,504 ft² against a typical 1,409 ft²), its lot is bigger than 84% of them (0.22 ac against a typical 0.14 ac) and it is newer than 10% of them (1909 against a typical 1954). Measured against all of Monmouth County, it is worth more than 56% 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 42 1st St, Keyport, NJ?

The 2025 property tax bill for 42 1st St, Keyport, NJ was $22,300. The county assessed it at $1,194,400.

More homes on 1st St

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