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Single Family ResidenceResidential
$173,730$171 / 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 91How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $87,000 on Aug 25, 2015

701 3RD AVE

ALTON, IA 51003
2.5
Baths
1,014 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.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
1912
Year BuiltThe year the home was originally built, according to county records.
1
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$174K
$159K low$189K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$87,000 · Aug 25, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,160 (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.$183,920 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$8,840
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$175,080
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$142,880
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$183,920

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.0.12
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.Forced Air With Air Conditioning
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
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 ft²Porch · 176 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.

M
Moc-Floyd Valley Middle SchoolA+
Middle · Grades 6–8 · 0.4 mi
E
Moc-Floyd Valley Elementary SchoolA+
Elementary · Grades PK–5 · 1.3 mi
H
Moc-Floyd Valley High SchoolA
High · Grades 9–12 · 2.2 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

701 3rd Ave 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 80% of homes in Sioux County
  • Smaller than 92% of homes in Alton 51003
  • Has a smaller lot than 96% of homes in Alton 51003
  • Older than 81% 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
$76K$645K

This home is worth more than 25% 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$173,730
CheaperTypical $257,330Pricier

Pricier than 25% of homes nearby

Price per ft²$171
CheaperTypical $171Pricier

Pricier than 50% of homes nearby

Living area1,014 ft²
SmallerTypical 1,632 ft²Bigger

Bigger than 8% of homes nearby

Lot size0.12 ac
SmallerTypical 0.4 acBigger

Bigger than 4% of homes nearby

Year built1912
OlderTypical 1957Newer

Newer than 28% of homes nearby

How 701 3rd Ave ranks against every home in each area.
MeasureThis homeAlton 51003Sioux County
Estimated valuepricier than$173,73025% of homes20% of homes
Price per ft²pricier than$17150% of homes43% of homes
Living areabigger than1,014 ft²8% of homes10% of homes
Lot sizebigger than0.12 ac4% of homes4% of homes
Year builtnewer than191228% of homes19% of homes

About 701 3rd Ave

How much is 701 3rd Ave, Alton, IA worth?

The TopHap Estimate for 701 3rd Ave, Alton, IA is $173,730 as of Oct 21, 2026. The likely range is $158,775 to $188,685. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 701 3rd Ave, Alton, IA last sell?

701 3rd Ave, Alton, IA last sold on Aug 25, 2015 for $87,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 701 3rd Ave, Alton, IA?

701 3rd Ave, Alton, IA has 2.5 bathrooms, 1,014 square feet of living space and a 0.12-acre lot.

When was 701 3rd Ave, Alton, IA built?

701 3rd Ave, Alton, IA was built in 1912, making it 114 years old. The building has 1 story.

What schools serve 701 3rd Ave, Alton, IA?

701 3rd Ave, 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 701 3rd Ave, Alton, IA compare to other homes in Alton 51003?

Among the 670 homes in Alton 51003, it is worth more than 25% of them ($173,730 against a typical $257,330), its price per square foot is higher than 50% of them ($171 against a typical $171), it is bigger than 8% of them (1,014 ft² against a typical 1,632 ft²), its lot is bigger than 4% of them (0.12 ac against a typical 0.4 ac) and it is newer than 28% of them (1912 against a typical 1957). Measured against all of Sioux County, it is worth more than 20% 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 701 3rd Ave, Alton, IA?

The 2025 property tax bill for 701 3rd Ave, Alton, IA was $2,160. The county assessed it at $183,920.

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