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Single Family ResidenceResidential
$162,737$182 / 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 96How 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 $161,500 on Jun 10, 2026

820 DENA ST

WATERLOO, IA 50702
3
Beds
2 / 2
Baths
893 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.
1958
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$163K
$157K low$168K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$161,500 · Jun 10, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,014 (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.$147,670 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$19,950
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$127,720
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$134,620
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$147,670

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.0.17
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.Yes
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
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 · 144 ft²Patio · 144 ft²Porch · 25 ft²

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.

H
Waterloo West High SchoolD
High · Grades 9–12 · 1.4 mi
M
Hoover Middle SchoolB-
Middle · Grades 6–8 · 2.1 mi
E
Lowell Elementary SchoolD+
Elementary · Grades PK–5 · 4.7 mi

District: Waterloo Community School District

Neighborhood · ZIP 50702These 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.100
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.14

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.20,569
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,006 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$61,539
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$74,786
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.35 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

820 Dena 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.

  • Costs more per square foot than 74% of homes in Waterloo 50702
  • Smaller than 80% of homes in Black Hawk County
  • Has a smaller lot than 65% of homes in Black Hawk County

What homes are worth in Waterloo 50702

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

This home
$61K$308K

This home is worth more than 58% of homes in Waterloo 50702.

How it measures up in Waterloo 50702

The dot is this home. The mark in the middle is the typical home in Waterloo 50702.

Estimated value$162,737
CheaperTypical $151,809Pricier

Pricier than 58% of homes nearby

Price per ft²$182
CheaperTypical $151Pricier

Pricier than 74% of homes nearby

Living area893 ft²
SmallerTypical 1,056 ft²Bigger

Bigger than 27% of homes nearby

Lot size0.17 ac
SmallerTypical 0.17 acBigger

Bigger than 50% of homes nearby

Year built1958
OlderTypical 1956Newer

Newer than 57% of homes nearby

How 820 Dena St ranks against every home in each area.
MeasureThis homeWaterloo 50702Black Hawk County
Estimated valuepricier than$162,73758% of homes38% of homes
Price per ft²pricier than$18274% of homes61% of homes
Living areabigger than893 ft²27% of homes20% of homes
Lot sizebigger than0.17 ac50% of homes35% of homes
Year builtnewer than195857% of homes47% of homes

About 820 Dena St

How much is 820 Dena St, Waterloo, IA worth?

The TopHap Estimate for 820 Dena St, Waterloo, IA is $162,737 as of Sep 24, 2026. The likely range is $156,989 to $168,485. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 820 Dena St, Waterloo, IA last sell?

820 Dena St, Waterloo, IA last sold on Jun 10, 2026 for $161,500, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 820 Dena St, Waterloo, IA?

820 Dena St, Waterloo, IA has 3 bedrooms, 2 bathrooms, 893 square feet of living space and a 0.17-acre lot.

When was 820 Dena St, Waterloo, IA built?

820 Dena St, Waterloo, IA was built in 1958, making it 68 years old. The building has 1 story.

What schools serve 820 Dena St, Waterloo, IA?

820 Dena St, Waterloo, IA is assigned to Waterloo West High School (high), rated D; Hoover Middle School (middle), rated B-; Lowell Elementary School (elementary), rated D+. All sit in Waterloo Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 820 Dena St, Waterloo, IA compare to other homes in Waterloo 50702?

Among the 8,601 homes in Waterloo 50702, it is worth more than 58% of them ($162,737 against a typical $151,809), its price per square foot is higher than 74% of them ($182 against a typical $151), it is bigger than 27% of them (893 ft² against a typical 1,056 ft²), its lot is bigger than 50% of them (0.17 ac against a typical 0.17 ac) and it is newer than 57% of them (1958 against a typical 1956). Measured against all of Black Hawk 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 820 Dena St, Waterloo, IA?

The 2025 property tax bill for 820 Dena St, Waterloo, IA was $3,014. The county assessed it at $147,670.

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