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Single Family ResidenceResidential
$347,011$310 / 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 84How 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
Last sold for $305,000 on Dec 23, 2024

138 MONMOUTH AVE

WATERBURY, CT 06704
3
Beds
2
Baths
1,120 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1983
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
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

$347K
$293K low$401K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$305,000 · Dec 23, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,662 (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.$192,570 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$17,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$175,070
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$192,570
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$275,100

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.Ranch
CountyNAUGATUCK VALLEY
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1995
Lot (acres)The size of the land the home sits on, from county records.0.14
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
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.Garage, Basement
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

Transaction History(5)

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
Sprague Elementary SchoolD
Elementary · Grades KG–5 · 0.4 mi
M
North End Middle SchoolD+
Middle · Grades 6–8 · 2.0 mi
H
Wilby High SchoolF
High · Grades 9–12 · 2.1 mi

District: Waterbury School District

Neighborhood · ZIP 06704These 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.121
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.67

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.8.9%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.28%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.28,107
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,329 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$43,116
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$69,479
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.52 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

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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

138 Monmouth 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 98% of homes in Fairmount
  • Costs more per square foot than 97% of homes in Fairmount
  • Smaller than 79% of homes in Naugatuck Valley County
  • Among the smallest lots in Fairmount
  • Newer than 81% of homes in Fairmount

What homes are worth in Waterbury 06704

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

This home
$98K$418K

This home is worth more than 88% of homes in Waterbury 06704.

How it measures up in Waterbury 06704

The dot is this home. The mark in the middle is the typical home in Waterbury 06704.

Estimated value$347,011
CheaperTypical $263,905Pricier

Pricier than 88% of homes nearby

Price per ft²$310
CheaperTypical $206Pricier

Pricier than 94% of homes nearby

Living area1,120 ft²
SmallerTypical 1,253 ft²Bigger

Bigger than 35% of homes nearby

Lot size0.14 ac
SmallerTypical 0.17 acBigger

Bigger than 23% of homes nearby

Year built1983
OlderTypical 1956Newer

Newer than 67% of homes nearby

How 138 Monmouth Ave ranks against every home in each area.
MeasureThis homeFairmountWaterbury 06704Naugatuck Valley County
Estimated valuepricier than$347,01198% of homes88% of homes38% of homes
Price per ft²pricier than$31097% of homes94% of homes77% of homes
Living areabigger than1,120 ft²48% of homes35% of homes21% of homes
Lot sizebigger than0.14 acalmost no homes23% of homes10% of homes
Year builtnewer than198381% of homes67% of homes68% of homes

About 138 Monmouth Ave

How much is 138 Monmouth Ave, Waterbury, CT worth?

The TopHap Estimate for 138 Monmouth Ave, Waterbury, CT is $347,011 as of Sep 24, 2026. The likely range is $292,901 to $401,121. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 138 Monmouth Ave, Waterbury, CT last sell?

138 Monmouth Ave, Waterbury, CT last sold on Dec 23, 2024 for $305,000, according to the county's recorded deed.

How big is 138 Monmouth Ave, Waterbury, CT?

138 Monmouth Ave, Waterbury, CT has 3 bedrooms, 2 bathrooms, 1,120 square feet of living space and a 0.14-acre lot.

When was 138 Monmouth Ave, Waterbury, CT built?

138 Monmouth Ave, Waterbury, CT was built in 1983, making it 43 years old. It is a ranch home. The building has 1 story.

What schools serve 138 Monmouth Ave, Waterbury, CT?

138 Monmouth Ave, Waterbury, CT is assigned to Sprague Elementary School (elementary), rated D; North End Middle School (middle), rated D+; Wilby High School (high), rated F. All sit in Waterbury School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 138 Monmouth Ave, Waterbury, CT compare to other homes in Waterbury 06704?

Among the 6,352 homes in Waterbury 06704, it is worth more than 88% of them ($347,011 against a typical $263,905), its price per square foot is higher than 94% of them ($310 against a typical $206), it is bigger than 35% of them (1,120 ft² against a typical 1,253 ft²), its lot is bigger than 23% of them (0.14 ac against a typical 0.17 ac) and it is newer than 67% of them (1983 against a typical 1956). Measured against all of Naugatuck Valley County, it is worth more than 38% 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 138 Monmouth Ave, Waterbury, CT?

The 2025 property tax bill for 138 Monmouth Ave, Waterbury, CT was $8,662. The county assessed it at $192,570.

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