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Single Family ResidenceResidential
$92,832$57 / 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 70How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

421 RANDALL ST

WATERLOO, IA 50701
3
Beds
2.5
Baths
1,628 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.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1939
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
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

$93K
$65K low$121K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$52,832
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$42,266
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.44%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$40,000
US BANK NA · recorded Sep 6, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,028 (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.$82,230 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$8,820
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$73,410
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$71,350
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$82,230

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.0.15
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.Shed · 81 ft²Porch · 132 ft²

Transaction History(2)

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
Irving Elementary SchoolD+
Elementary · Grades KG–5 · 0.6 mi
H
Waterloo East High SchoolD-
High · Grades 9–12 · 1.4 mi
M
Central Middle SchoolF
Middle · Grades 6–8 · 2.3 mi

District: Waterloo Community School District

Neighborhood · ZIP 50701These 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.101
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 100.13

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.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.16%
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.30,093
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.444 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$69,008
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$88,896
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

421 Randall 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 less than 90% of homes in Waterloo 50701
  • Costs less per square foot than 95% of homes in Waterloo 50701
  • Bigger than 77% of homes in Waterloo 50701
  • Has a smaller lot than 73% of homes in Black Hawk County
  • Newer than 80% of homes in Church Row

What homes are worth in Waterloo 50701

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

This home
$50K$568K

This home is worth more than 10% of homes in Waterloo 50701.

How it measures up in Waterloo 50701

The dot is this home. The mark in the middle is the typical home in Waterloo 50701.

Estimated value$92,832
CheaperTypical $207,778Pricier

Pricier than 10% of homes nearby

Price per ft²$57
CheaperTypical $171Pricier

Pricier than 5% of homes nearby

Living area1,628 ft²
SmallerTypical 1,188 ft²Bigger

Bigger than 77% of homes nearby

Lot size0.15 ac
SmallerTypical 0.19 acBigger

Bigger than 37% of homes nearby

Year built1939
OlderTypical 1966Newer

Newer than 20% of homes nearby

How 421 Randall St ranks against every home in each area.
MeasureThis homeChurch RowWaterloo 50701Black Hawk County
Estimated valuepricier than$92,83281% of homes10% of homes13% of homes
Price per ft²pricier than$5753% of homes5% of homes5% of homes
Living areabigger than1,628 ft²72% of homes77% of homes77% of homes
Lot sizebigger than0.15 ac72% of homes37% of homes27% of homes
Year builtnewer than193980% of homes20% of homes23% of homes

About 421 Randall St

How much is 421 Randall St, Waterloo, IA worth?

The TopHap Estimate for 421 Randall St, Waterloo, IA is $92,832 as of Jul 14, 2026. The likely range is $64,647 to $121,017. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 421 Randall St, Waterloo, IA last sell?

421 Randall St, Waterloo, IA last sold on Sep 6, 2012, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 421 Randall St, Waterloo, IA?

421 Randall St, Waterloo, IA has 3 bedrooms, 2.5 bathrooms, 1,628 square feet of living space and a 0.15-acre lot.

When was 421 Randall St, Waterloo, IA built?

421 Randall St, Waterloo, IA was built in 1939, making it 87 years old. The building has 1 story.

What schools serve 421 Randall St, Waterloo, IA?

421 Randall St, Waterloo, IA is assigned to Irving Elementary School (elementary), rated D+; Waterloo East High School (high), rated D-; Central Middle School (middle), rated F. All sit in Waterloo Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 Randall St, Waterloo, IA compare to other homes in Waterloo 50701?

Among the 12,581 homes in Waterloo 50701, it is worth more than 10% of them ($92,832 against a typical $207,778), its price per square foot is higher than 5% of them ($57 against a typical $171), it is bigger than 77% of them (1,628 ft² against a typical 1,188 ft²), its lot is bigger than 37% of them (0.15 ac against a typical 0.19 ac) and it is newer than 20% of them (1939 against a typical 1966). Measured against all of Black Hawk County, it is worth more than 13% 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 421 Randall St, Waterloo, IA?

The 2025 property tax bill for 421 Randall St, Waterloo, IA was $1,028. The county assessed it at $82,230.

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