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Single Family ResidenceResidential
$259,984$60 / 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 75How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $204,000 on Sep 4, 2015

145 PROSPECT AVE

WATERLOO, IA 50703
4
Beds
2
Baths
4,346 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.
0.34 ac
Lot SizeThe size of the land the home sits on, from county records.
1919
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$260K
$195K low$325K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$204,000 · Sep 4, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,354 (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.$322,220 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$31,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$290,720
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$327,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$322,220

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyBLACK HAWK
Lot (acres)The size of the land the home sits on, from county records.0.34
ConstructionThe main material the home's frame and walls are built from.Brick
RoofThe main material covering the roof, such as asphalt shingle or tile.Tile
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Central
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.Mixed
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.Patio · 280 ft²Porch · 30 ft²

Transaction History(3)

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
Highland Elementary SchoolC-
Elementary · Grades PK–5 · 0.5 mi
H
Waterloo East High SchoolD-
High · Grades 9–12 · 0.8 mi
M
George Washington Carver AcademyD-
Middle · Grades 6–8 · 2.0 mi

District: Waterloo Community School District

Neighborhood · ZIP 50703These 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.131
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.79
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.12

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.8.7%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.22%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.18,803
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.200 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$49,881
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$60,949
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.34 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.61%

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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

145 Prospect 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 96% of homes in Highland
  • Costs less per square foot than 94% of homes in Black Hawk County
  • Among the largest homes in Waterloo 50703
  • Has a bigger lot than 93% of homes in Highland
  • Older than 87% of homes in Black Hawk County

What homes are worth in Waterloo 50703

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

This home
$33K$332K

This home is worth more than 95% of homes in Waterloo 50703.

How it measures up in Waterloo 50703

The dot is this home. The mark in the middle is the typical home in Waterloo 50703.

Estimated value$259,984
CheaperTypical $83,286Pricier

Pricier than 95% of homes nearby

Price per ft²$60
CheaperTypical $86Pricier

Pricier than 26% of homes nearby

Living area4,346 ft²
SmallerTypical 1,056 ft²Bigger

Bigger than almost all homes nearby

Lot size0.34 ac
SmallerTypical 0.16 acBigger

Bigger than 83% of homes nearby

Year built1919
OlderTypical 1940Newer

Newer than 33% of homes nearby

How 145 Prospect Ave ranks against every home in each area.
MeasureThis homeHighlandWaterloo 50703Black Hawk County
Estimated valuepricier than$259,98496% of homes95% of homes71% of homes
Price per ft²pricier than$6012% of homes26% of homes6% of homes
Living areabigger than4,346 ft²almost all homesalmost all homesalmost all homes
Lot sizebigger than0.34 ac93% of homes83% of homes76% of homes
Year builtnewer than191936% of homes33% of homes13% of homes

About 145 Prospect Ave

How much is 145 Prospect Ave, Waterloo, IA worth?

The TopHap Estimate for 145 Prospect Ave, Waterloo, IA is $259,984 as of Aug 30, 2026. The likely range is $194,786 to $325,182. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 145 Prospect Ave, Waterloo, IA last sell?

145 Prospect Ave, Waterloo, IA last sold on Sep 4, 2015 for $204,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 145 Prospect Ave, Waterloo, IA?

145 Prospect Ave, Waterloo, IA has 4 bedrooms, 2 bathrooms, 4,346 square feet of living space and a 0.34-acre lot.

When was 145 Prospect Ave, Waterloo, IA built?

145 Prospect Ave, Waterloo, IA was built in 1919, making it 107 years old. The building has 1 story.

What schools serve 145 Prospect Ave, Waterloo, IA?

145 Prospect Ave, Waterloo, IA is assigned to Highland Elementary School (elementary), rated C-; Waterloo East High School (high), rated D-; George Washington Carver Academy (middle), rated D-. All sit in Waterloo Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 145 Prospect Ave, Waterloo, IA compare to other homes in Waterloo 50703?

Among the 7,469 homes in Waterloo 50703, it is worth more than 95% of them ($259,984 against a typical $83,286), its price per square foot is higher than 26% of them ($60 against a typical $86), it is bigger than almost all of them (4,346 ft² against a typical 1,056 ft²), its lot is bigger than 83% of them (0.34 ac against a typical 0.16 ac) and it is newer than 33% of them (1919 against a typical 1940). Measured against all of Black Hawk County, it is worth more than 71% 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 145 Prospect Ave, Waterloo, IA?

The 2025 property tax bill for 145 Prospect Ave, Waterloo, IA was $6,354. The county assessed it at $322,220.

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