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Single Family ResidenceResidential
$1,094,559$391 / 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

21 ASA ST

MONTVILLE, NJ 07045
0
Baths
2,802 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.
0.62 ac
Lot SizeThe size of the land the home sits on, from county records.
1984
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

$1.1M
$1M low$1.2M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$14,557 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$548,500 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$256,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$292,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$548,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$548,500

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyMORRIS
Lot (acres)The size of the land the home sits on, from county records.0.62
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

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

E
William Mason Elementary SchoolB+
Elementary · Grades KG–5 · 0.6 mi
M
Robert R. Lazar Middle SchoolA-
Middle · Grades 6–8 · 1.7 mi
H
Montville Township High SchoolA
High · Grades 9–12 · 2.0 mi

District: Montville Township School District

Neighborhood · ZIP 07045These 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.53
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.100
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.106

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.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.10,539
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,394 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$161,417
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$203,145
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.51 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

21 Asa 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 83% of homes in Morris County
  • Costs more per square foot than 68% of homes in Montville 07045
  • Bigger than 79% of homes in Morris County
  • Has a bigger lot than 74% of homes in Morris County
  • Newer than 69% of homes in Morris County

What homes are worth in Montville 07045

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

This home
$130K$1.9M

This home is worth more than 76% of homes in Montville 07045.

How it measures up in Montville 07045

The dot is this home. The mark in the middle is the typical home in Montville 07045.

Estimated value$1,094,559
CheaperTypical $858,873Pricier

Pricier than 76% of homes nearby

Price per ft²$391
CheaperTypical $366Pricier

Pricier than 68% of homes nearby

Living area2,802 ft²
SmallerTypical 2,405 ft²Bigger

Bigger than 68% of homes nearby

Lot size0.62 ac
SmallerTypical 0.46 acBigger

Bigger than 63% of homes nearby

Year built1984
OlderTypical 1986Newer

Newer than 46% of homes nearby

How 21 Asa St ranks against every home in each area.
MeasureThis homeMontville 07045Morris County
Estimated valuepricier than$1,094,55976% of homes83% of homes
Price per ft²pricier than$39168% of homes61% of homes
Living areabigger than2,802 ft²68% of homes79% of homes
Lot sizebigger than0.62 ac63% of homes74% of homes
Year builtnewer than198446% of homes69% of homes

About 21 Asa St

How much is 21 Asa St, Montville, NJ worth?

The TopHap Estimate for 21 Asa St, Montville, NJ is $1,094,559 as of Sep 24, 2026. The likely range is $1,030,475 to $1,158,643. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Asa St, Montville, NJ last sell?

21 Asa St, Montville, NJ last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21 Asa St, Montville, NJ?

21 Asa St, Montville, NJ has 2,802 square feet of living space and a 0.62-acre lot.

When was 21 Asa St, Montville, NJ built?

21 Asa St, Montville, NJ was built in 1984, making it 42 years old. The building has 2 stories.

What schools serve 21 Asa St, Montville, NJ?

21 Asa St, Montville, NJ is assigned to William Mason Elementary School (elementary), rated B+; Robert R. Lazar Middle School (middle), rated A-; Montville Township High School (high), rated A. All sit in Montville Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Asa St, Montville, NJ compare to other homes in Montville 07045?

Among the 3,948 homes in Montville 07045, it is worth more than 76% of them ($1,094,559 against a typical $858,873), its price per square foot is higher than 68% of them ($391 against a typical $366), it is bigger than 68% of them (2,802 ft² against a typical 2,405 ft²), its lot is bigger than 63% of them (0.62 ac against a typical 0.46 ac) and it is newer than 46% of them (1984 against a typical 1986). Measured against all of Morris County, it is worth more than 83% 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 Asa St, Montville, NJ?

The 2024 property tax bill for 21 Asa St, Montville, NJ was $14,557. The county assessed it at $548,500.

More homes on Asa St

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