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Rural ResidenceResidential
$453,073$153 / 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 82How 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 $55,000 on Apr 11, 2017

3121 280TH ST

SAINT CHARLES, IA 50240
4
Beds
4 / 1
Baths
2,969 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.
12.88 ac
Lot SizeThe size of the land the home sits on, from county records.
2005
Year BuiltThe year the home was originally built, according to county records.
2
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.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$453K
$371K low$535K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$55,000 · Apr 11, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,866 (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.$393,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$15,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$378,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$268,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$393,400

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Rural Residence
CountyMadison
Lot (acres)The size of the land the home sits on, from county records.12.88
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.Central
FireplaceWhether the home has a fireplace, and what kind.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 · 346 ft²Porch · 119 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.

E
Interstate 35 Elementary SchoolB
Elementary · Grades PK–5 · 2.6 mi
M
Interstate 35 Secondary SchoolB+
Middle · Grades 6–12 · 2.6 mi

District: Interstate 35 Community School District

Neighborhood · ZIP 50240These 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.129
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.137
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.16

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.2,666
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.35 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$96,726
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$113,357
Average tempThe average temperature here across a full year.50°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.59%

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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

3121 280th 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 more than 71% of homes in Madison County
  • Costs less per square foot than 84% of homes in Saint Charles 50240
  • Bigger than 95% of homes in Saint Charles 50240
  • Has a bigger lot than 82% of homes in Madison County
  • Newer than 78% of homes in Saint Charles 50240

What homes are worth in Saint Charles 50240

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

This home
$129K$973K

This home is worth more than 66% of homes in Saint Charles 50240.

How it measures up in Saint Charles 50240

The dot is this home. The mark in the middle is the typical home in Saint Charles 50240.

Estimated value$453,073
CheaperTypical $358,805Pricier

Pricier than 66% of homes nearby

Price per ft²$153
CheaperTypical $231Pricier

Pricier than 16% of homes nearby

Living area2,969 ft²
SmallerTypical 1,584 ft²Bigger

Bigger than 95% of homes nearby

Lot size12.88 ac
SmallerTypical 4.88 acBigger

Bigger than 73% of homes nearby

Year built2005
OlderTypical 1988Newer

Newer than 78% of homes nearby

How 3121 280th St ranks against every home in each area.
MeasureThis homeSaint Charles 50240Madison County
Estimated valuepricier than$453,07366% of homes71% of homes
Price per ft²pricier than$15316% of homes28% of homes
Living areabigger than2,969 ft²95% of homes95% of homes
Lot sizebigger than12.88 ac73% of homes82% of homes
Year builtnewer than200578% of homes78% of homes

About 3121 280th St

How much is 3121 280th St, Saint Charles, IA worth?

The TopHap Estimate for 3121 280th St, Saint Charles, IA is $453,073 as of Sep 24, 2026. The likely range is $370,715 to $535,431. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3121 280th St, Saint Charles, IA last sell?

3121 280th St, Saint Charles, IA last sold on Apr 11, 2017 for $55,000, according to the county's recorded deed.

How big is 3121 280th St, Saint Charles, IA?

3121 280th St, Saint Charles, IA has 4 bedrooms, 4 bathrooms, 2,969 square feet of living space and a 12.88-acre lot.

When was 3121 280th St, Saint Charles, IA built?

3121 280th St, Saint Charles, IA was built in 2005, making it 21 years old. The building has 2 stories.

What schools serve 3121 280th St, Saint Charles, IA?

3121 280th St, Saint Charles, IA is assigned to Interstate 35 Elementary School (elementary), rated B; Interstate 35 Secondary School (middle), rated B+. All sit in Interstate 35 Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3121 280th St, Saint Charles, IA compare to other homes in Saint Charles 50240?

Among the 1,030 homes in Saint Charles 50240, it is worth more than 66% of them ($453,073 against a typical $358,805), its price per square foot is higher than 16% of them ($153 against a typical $231), it is bigger than 95% of them (2,969 ft² against a typical 1,584 ft²), its lot is bigger than 73% of them (12.88 ac against a typical 4.88 ac) and it is newer than 78% of them (2005 against a typical 1988). Measured against all of Madison County, it is worth more than 71% 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 3121 280th St, Saint Charles, IA?

The 2024 property tax bill for 3121 280th St, Saint Charles, IA was $3,866. The county assessed it at $393,400.

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