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Single Family ResidenceResidential
$283,288$295 / 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 Sep 24, 2026

149 MERCER AVE

SEWELL, NJ 08080
0
Baths
960 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1946
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$283K
$264K low$303K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,512 (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.$249,200 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$72,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$176,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$249,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$249,200

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.52
43
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.
74
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
87
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
33
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.9 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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
CountyGLOUCESTER
Lot (acres)The size of the land the home sits on, from county records.0.17
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
Sewell Elementary SchoolB+
Elementary · Grades PK–3 · 0.2 mi
M
Clearview Regional Middle SchoolB
Middle · Grades 7–8 · 3.5 mi
H
Clearview Regional High SchoolB
High · Grades 9–12 · 3.7 mi

District: Mantua Township School District

Neighborhood · ZIP 08080These 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.93
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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.9%
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.42,430
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,444 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$114,695
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$138,357
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.46 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

149 Mercer 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 85% of homes in Sewell 08080
  • Costs more per square foot than 97% of homes in Sewell 08080
  • Smaller than 98% of homes in Sewell 08080
  • Has a smaller lot than 73% of homes in Gloucester County
  • Older than 96% of homes in Sewell 08080

What homes are worth in Sewell 08080

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

This home
$231K$821K

This home is worth more than 15% of homes in Sewell 08080.

How it measures up in Sewell 08080

The dot is this home. The mark in the middle is the typical home in Sewell 08080.

Estimated value$283,288
CheaperTypical $453,561Pricier

Pricier than 15% of homes nearby

Price per ft²$295
CheaperTypical $224Pricier

Pricier than 97% of homes nearby

Living area960 ft²
SmallerTypical 2,034 ft²Bigger

Bigger than 2% of homes nearby

Lot size0.17 ac
SmallerTypical 0.24 acBigger

Bigger than 30% of homes nearby

Year built1946
OlderTypical 1987Newer

Newer than 4% of homes nearby

How 149 Mercer Ave ranks against every home in each area.
MeasureThis homeSewell 08080Gloucester County
Estimated valuepricier than$283,28815% of homes19% of homes
Price per ft²pricier than$29597% of homes95% of homes
Living areabigger than960 ft²2% of homes6% of homes
Lot sizebigger than0.17 ac30% of homes27% of homes
Year builtnewer than19464% of homes15% of homes

About 149 Mercer Ave

How much is 149 Mercer Ave, Sewell, NJ worth?

The TopHap Estimate for 149 Mercer Ave, Sewell, NJ is $283,288 as of Sep 24, 2026. The likely range is $263,973 to $302,603. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 149 Mercer Ave, Sewell, NJ last sell?

149 Mercer Ave, Sewell, NJ last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 149 Mercer Ave, Sewell, NJ?

149 Mercer Ave, Sewell, NJ has 960 square feet of living space and a 0.17-acre lot.

When was 149 Mercer Ave, Sewell, NJ built?

149 Mercer Ave, Sewell, NJ was built in 1946, making it 80 years old. The building has 1 story.

What schools serve 149 Mercer Ave, Sewell, NJ?

149 Mercer Ave, Sewell, NJ is assigned to Sewell Elementary School (elementary), rated B+; Clearview Regional Middle School (middle), rated B; Clearview Regional High School (high), rated B. All sit in Mantua Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 149 Mercer Ave, Sewell, NJ compare to other homes in Sewell 08080?

Among the 13,178 homes in Sewell 08080, it is worth more than 15% of them ($283,288 against a typical $453,561), its price per square foot is higher than 97% of them ($295 against a typical $224), it is bigger than 2% of them (960 ft² against a typical 2,034 ft²), its lot is bigger than 30% of them (0.17 ac against a typical 0.24 ac) and it is newer than 4% of them (1946 against a typical 1987). Measured against all of Gloucester County, it is worth more than 19% 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 149 Mercer Ave, Sewell, NJ?

The 2025 property tax bill for 149 Mercer Ave, Sewell, NJ was $6,512. The county assessed it at $249,200.

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