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Single Family ResidenceResidential
$545,661$399 / 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 93How 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

21 ROSEMARY DR

HAZLET, NJ 07730
4
Beds
2
Baths
1,368 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1957
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$546K
$507K low$584K high
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.$545,661
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$436,529

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,501 (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.$536,200 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$391,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$145,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$476,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$536,200

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.23
44
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
24
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.10 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.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.Split Level
CountyMONMOUTH
Lot (acres)The size of the land the home sits on, from county records.0.19
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
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 · 120 ft²Shed · 140 ft²Patio · 140 ft²

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

E
Raritan Valley Elementary SchoolA-
Elementary · Grades 1–4 · 0.4 mi
M
Hazlet Middle SchoolC-
Middle · Grades 7–8 · 2.3 mi
H
Raritan High SchoolB
High · Grades 9–12 · 2.8 mi

District: Hazlet Township School District

Neighborhood · ZIP 07730These 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.39
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.97

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.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.5%
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.17,327
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,530 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$111,269
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$140,847
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%

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

21 Rosemary Dr 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 76% of homes in Monmouth County
  • Costs more per square foot than 73% of homes in Hazlet 07730
  • Smaller than 77% of homes in Hazlet 07730
  • Older than 84% of homes in Hazlet 07730

What homes are worth in Hazlet 07730

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

This home
$374K$885K

This home is worth more than 25% of homes in Hazlet 07730.

How it measures up in Hazlet 07730

The dot is this home. The mark in the middle is the typical home in Hazlet 07730.

Estimated value$545,661
CheaperTypical $620,371Pricier

Pricier than 25% of homes nearby

Price per ft²$399
CheaperTypical $361Pricier

Pricier than 73% of homes nearby

Living area1,368 ft²
SmallerTypical 1,716 ft²Bigger

Bigger than 23% of homes nearby

Lot size0.19 ac
SmallerTypical 0.19 acBigger

Bigger than 48% of homes nearby

Year built1957
OlderTypical 1964Newer

Newer than 16% of homes nearby

How 21 Rosemary Dr ranks against every home in each area.
MeasureThis homeHazlet 07730Monmouth County
Estimated valuepricier than$545,66125% of homes24% of homes
Price per ft²pricier than$39973% of homes56% of homes
Living areabigger than1,368 ft²23% of homes23% of homes
Lot sizebigger than0.19 ac48% of homes43% of homes
Year builtnewer than195716% of homes29% of homes

About 21 Rosemary Dr

How much is 21 Rosemary Dr, Hazlet, NJ worth?

The TopHap Estimate for 21 Rosemary Dr, Hazlet, NJ is $545,661 as of Jul 14, 2026. The likely range is $507,257 to $584,065. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Rosemary Dr, Hazlet, NJ last sell?

21 Rosemary Dr, Hazlet, NJ last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21 Rosemary Dr, Hazlet, NJ?

21 Rosemary Dr, Hazlet, NJ has 4 bedrooms, 2 bathrooms, 1,368 square feet of living space and a 0.19-acre lot.

When was 21 Rosemary Dr, Hazlet, NJ built?

21 Rosemary Dr, Hazlet, NJ was built in 1957, making it 69 years old. It is a split level home. The building has 2 stories.

What schools serve 21 Rosemary Dr, Hazlet, NJ?

21 Rosemary Dr, Hazlet, NJ is assigned to Raritan Valley Elementary School (elementary), rated A-; Hazlet Middle School (middle), rated C-; Raritan High School (high), rated B. All sit in Hazlet Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Rosemary Dr, Hazlet, NJ compare to other homes in Hazlet 07730?

Among the 5,419 homes in Hazlet 07730, it is worth more than 25% of them ($545,661 against a typical $620,371), its price per square foot is higher than 73% of them ($399 against a typical $361), it is bigger than 23% of them (1,368 ft² against a typical 1,716 ft²), its lot is bigger than 48% of them (0.19 ac against a typical 0.19 ac) and it is newer than 16% of them (1957 against a typical 1964). Measured against all of Monmouth County, it is worth more than 24% 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 21 Rosemary Dr, Hazlet, NJ?

The 2025 property tax bill for 21 Rosemary Dr, Hazlet, NJ was $9,501. The county assessed it at $536,200.

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Assigned schools

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