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Single Family ResidenceResidential
$78,027$45 / 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 78How 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 $20,000 on May 18, 2022

421 N 15TH ST

DENISON, IA 51442
4
Beds
1
Baths
1,722 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.
1900
Year BuiltThe year the home was originally built, according to county records.
2
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$78K
$61K low$95K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$20,000 · May 18, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$806 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$73,490 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$13,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$60,290
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$43,720
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$73,490

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.33
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
22
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
67
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
53
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
23
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

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
CountyCrawford
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)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Block (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.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 16 ft²Patio · 336 ft²Porch · 196 ft²

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.

H
Denison High SchoolC
High · Grades 9–12 · 0.4 mi
E
Denison Elementary SchoolD+
Elementary · Grades PK–3 · 0.5 mi
M
Denison Middle SchoolA-
Middle · Grades 6–8 · 0.7 mi

District: Denison Community School District

Neighborhood · ZIP 51442These 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.99
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.15

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.11%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.15%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.9,775
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.60 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$61,361
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$74,994
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.31 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

421 N 15th 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 97% of homes in Denison 51442
  • Among the lowest price per square foot in Denison 51442
  • Bigger than 75% of homes in Denison 51442
  • Has a smaller lot than 79% of homes in Crawford County
  • Older than 82% of homes in Denison 51442

What homes are worth in Denison 51442

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

This home
$72K$455K

This home is worth more than 3% of homes in Denison 51442.

How it measures up in Denison 51442

The dot is this home. The mark in the middle is the typical home in Denison 51442.

Estimated value$78,027
CheaperTypical $185,538Pricier

Pricier than 3% of homes nearby

Price per ft²$45
CheaperTypical $131Pricier

Cheaper than almost all homes nearby

Living area1,722 ft²
SmallerTypical 1,344 ft²Bigger

Bigger than 75% of homes nearby

Lot size0.17 ac
SmallerTypical 0.24 acBigger

Bigger than 23% of homes nearby

Year built1900
OlderTypical 1960Newer

Newer than 18% of homes nearby

How 421 N 15th St ranks against every home in each area.
MeasureThis homeDenison 51442Crawford County
Estimated valuepricier than$78,0273% of homes16% of homes
Price per ft²pricier than$45almost no homes6% of homes
Living areabigger than1,722 ft²75% of homes72% of homes
Lot sizebigger than0.17 ac23% of homes21% of homes
Year builtnewer than190018% of homes21% of homes

About 421 N 15th St

How much is 421 N 15th St, Denison, IA worth?

The TopHap Estimate for 421 N 15th St, Denison, IA is $78,027 as of Sep 24, 2026. The likely range is $60,717 to $95,337. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 421 N 15th St, Denison, IA last sell?

421 N 15th St, Denison, IA last sold on May 18, 2022 for $20,000, according to the county's recorded deed.

How big is 421 N 15th St, Denison, IA?

421 N 15th St, Denison, IA has 4 bedrooms, 1 bathrooms, 1,722 square feet of living space and a 0.17-acre lot.

When was 421 N 15th St, Denison, IA built?

421 N 15th St, Denison, IA was built in 1900, making it 126 years old. The building has 2 stories.

What schools serve 421 N 15th St, Denison, IA?

421 N 15th St, Denison, IA is assigned to Denison High School (high), rated C; Denison Elementary School (elementary), rated D+; Denison Middle School (middle), rated A-. All sit in Denison Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 N 15th St, Denison, IA compare to other homes in Denison 51442?

Among the 3,311 homes in Denison 51442, it is worth more than 3% of them ($78,027 against a typical $185,538), its price per square foot is higher than almost none of them ($45 against a typical $131), it is bigger than 75% of them (1,722 ft² against a typical 1,344 ft²), its lot is bigger than 23% of them (0.17 ac against a typical 0.24 ac) and it is newer than 18% of them (1900 against a typical 1960). Measured against all of Crawford County, it is worth more than 16% 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 N 15th St, Denison, IA?

The 2024 property tax bill for 421 N 15th St, Denison, IA was $806. The county assessed it at $73,490.

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