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Single Family ResidenceResidential
$213,189$92 / 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 92How 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 $150,000 on Apr 16, 2021

410 11TH ST

ALTON, IA 51003
1.5
Baths
2,310 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.
0.24 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.
10
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

$213K
$197K low$230K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$150,000 · Apr 16, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,284 (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.$232,070 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$15,740
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$216,330
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$181,650
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$232,070

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountySIOUX
Lot (acres)The size of the land the home sits on, from county records.0.24
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.Hot Water
CoolingThe type of cooling or air conditioning in the home.None
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 · 176 ft²Porch · 154 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.

M
Moc-Floyd Valley Middle SchoolA+
Middle · Grades 6–8 · 0.1 mi
E
Moc-Floyd Valley Elementary SchoolA+
Elementary · Grades PK–5 · 1.2 mi
H
Moc-Floyd Valley High SchoolA
High · Grades 9–12 · 2.0 mi

District: Moc-Floyd Valley Community School District

Neighborhood · ZIP 51003These 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.117
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 100.18

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.2%
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.2,164
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.39 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$88,017
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$109,952
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.28 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

410 11th 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 69% of homes in Sioux County
  • Costs less per square foot than 92% of homes in Sioux County
  • Bigger than 90% of homes in Alton 51003
  • Has a smaller lot than 73% of homes in Alton 51003
  • Older than 85% of homes in Sioux County

What homes are worth in Alton 51003

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

This home
$71K$652K

This home is worth more than 35% of homes in Alton 51003.

How it measures up in Alton 51003

The dot is this home. The mark in the middle is the typical home in Alton 51003.

Estimated value$213,189
CheaperTypical $260,709Pricier

Pricier than 35% of homes nearby

Price per ft²$92
CheaperTypical $169Pricier

Pricier than 10% of homes nearby

Living area2,310 ft²
SmallerTypical 1,632 ft²Bigger

Bigger than 90% of homes nearby

Lot size0.24 ac
SmallerTypical 0.4 acBigger

Bigger than 27% of homes nearby

Year built1900
OlderTypical 1956Newer

Newer than 24% of homes nearby

How 410 11th St ranks against every home in each area.
MeasureThis homeAlton 51003Sioux County
Estimated valuepricier than$213,18935% of homes31% of homes
Price per ft²pricier than$9210% of homes8% of homes
Living areabigger than2,310 ft²90% of homes90% of homes
Lot sizebigger than0.24 ac27% of homes28% of homes
Year builtnewer than190024% of homes15% of homes

About 410 11th St

How much is 410 11th St, Alton, IA worth?

The TopHap Estimate for 410 11th St, Alton, IA is $213,189 as of Sep 24, 2026. The likely range is $196,613 to $229,765. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 410 11th St, Alton, IA last sell?

410 11th St, Alton, IA last sold on Apr 16, 2021 for $150,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 410 11th St, Alton, IA?

410 11th St, Alton, IA has 1.5 bathrooms, 2,310 square feet of living space and a 0.24-acre lot.

When was 410 11th St, Alton, IA built?

410 11th St, Alton, IA was built in 1900, making it 126 years old. The building has 2 stories.

What schools serve 410 11th St, Alton, IA?

410 11th St, Alton, IA is assigned to Moc-Floyd Valley Middle School (middle), rated A+; Moc-Floyd Valley Elementary School (elementary), rated A+; Moc-Floyd Valley High School (high), rated A. All sit in Moc-Floyd Valley Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 410 11th St, Alton, IA compare to other homes in Alton 51003?

Among the 670 homes in Alton 51003, it is worth more than 35% of them ($213,189 against a typical $260,709), its price per square foot is higher than 10% of them ($92 against a typical $169), it is bigger than 90% of them (2,310 ft² against a typical 1,632 ft²), its lot is bigger than 27% of them (0.24 ac against a typical 0.4 ac) and it is newer than 24% of them (1900 against a typical 1956). Measured against all of Sioux County, it is worth more than 31% 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 410 11th St, Alton, IA?

The 2025 property tax bill for 410 11th St, Alton, IA was $3,284. The county assessed it at $232,070.

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