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Duplex (2 Units, Any Combination)Residential
Last sold for $185,000 on May 17, 2022

306 10TH ST

ALTON, IA 51003
2
Baths
1,255 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.
1954
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$185,000 · May 17, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,486 (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.$246,340 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$8,240
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$238,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$195,190
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$246,340

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Duplex Single
CountySIOUX
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.Brick
RoofThe main material covering the roof, such as asphalt shingle or tile.Builtup (layered Asphalt)
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

M
Moc-Floyd Valley Middle SchoolB
Middle · Grades 6–8 · 0.2 mi
E
Moc-Floyd Valley Elementary SchoolB+
Elementary · Grades PK–5 · 1.3 mi
H
Moc-Floyd Valley High SchoolA-
High · Grades 9–12 · 2.1 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

306 10th 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.

  • Smaller than 80% of homes in Alton 51003
  • Has a smaller lot than 93% 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.

Living area1,255 ft²
SmallerTypical 1,624 ft²Bigger

Bigger than 20% of homes nearby

Lot size0.15 ac
SmallerTypical 0.4 acBigger

Bigger than 7% of homes nearby

Year built1954
OlderTypical 1956Newer

Newer than 49% of homes nearby

How 306 10th St ranks against every home in each area.
MeasureThis homeAlton 51003Sioux County
Living areabigger than1,255 ft²20% of homes26% of homes
Lot sizebigger than0.15 ac7% of homes8% of homes
Year builtnewer than195449% of homes38% of homes

About 306 10th St

When did 306 10th St, Alton, IA last sell?

306 10th St, Alton, IA last sold on May 17, 2022 for $185,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 306 10th St, Alton, IA?

306 10th St, Alton, IA has 2 bathrooms, 1,255 square feet of living space and a 0.15-acre lot.

When was 306 10th St, Alton, IA built?

306 10th St, Alton, IA was built in 1954, making it 72 years old. It is a duplex single home. The building has 1 story.

What schools serve 306 10th St, Alton, IA?

306 10th St, Alton, IA is assigned to Moc-Floyd Valley Middle School (middle), rated B; Moc-Floyd Valley Elementary School (elementary), rated B+; 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 306 10th St, Alton, IA compare to other homes in Alton 51003?

Among the 670 homes in Alton 51003, it is bigger than 20% of them (1,255 ft² against a typical 1,624 ft²), its lot is bigger than 7% of them (0.15 ac against a typical 0.4 ac) and it is newer than 49% of them (1954 against a typical 1956). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 306 10th St, Alton, IA?

The 2025 property tax bill for 306 10th St, Alton, IA was $3,486. The county assessed it at $246,340.

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