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Single Family ResidenceResidential
$52,512$63 / 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 77How 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

309 N MAIN ST

MONDAMIN, IA 51557
2
Beds
1
Baths
828 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1949
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
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

$53K
$40K low$65K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,318 (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.$100,860 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$9,020
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$91,840
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$91,460
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$100,860

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.43
65
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
13
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
72
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
49
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
20
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.10 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.1 percent flood zone

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
CountyHarrison
Lot (acres)The size of the land the home sits on, from county records.0.20
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.Forced Air
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, Detached
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 174 ft²Porch · 120 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
West Harrison Elementary SchoolC-
Elementary · Grades PK–4 · 0.4 mi
M
West Harrison Middle School/High SchoolC+
Middle · Grades 5–12 · 0.4 mi

District: West Harrison Community School District

Neighborhood · ZIP 51557These 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.141
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.94
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.88%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.2%
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.896
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.14 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$73,769
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$84,090
Average tempThe average temperature here across a full year.50°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.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

309 N Main 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 Mondamin 51557
  • Costs less per square foot than 90% of homes in Mondamin 51557
  • Smaller than 94% of homes in Harrison County
  • Has a smaller lot than 83% of homes in Mondamin 51557

What homes are worth in Mondamin 51557

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

This home
$48K$755K

This home is worth more than 3% of homes in Mondamin 51557.

How it measures up in Mondamin 51557

The dot is this home. The mark in the middle is the typical home in Mondamin 51557.

Estimated value$52,512
CheaperTypical $205,223Pricier

Pricier than 3% of homes nearby

Price per ft²$63
CheaperTypical $142Pricier

Pricier than 10% of homes nearby

Living area828 ft²
SmallerTypical 1,392 ft²Bigger

Bigger than 9% of homes nearby

Lot size0.2 ac
SmallerTypical 1.47 acBigger

Bigger than 17% of homes nearby

Year built1949
OlderTypical 1964Newer

Newer than 44% of homes nearby

How 309 N Main St ranks against every home in each area.
MeasureThis homeMondamin 51557Harrison County
Estimated valuepricier than$52,5123% of homes4% of homes
Price per ft²pricier than$6310% of homes11% of homes
Living areabigger than828 ft²9% of homes6% of homes
Lot sizebigger than0.2 ac17% of homes22% of homes
Year builtnewer than194944% of homes52% of homes

About 309 N Main St

How much is 309 N Main St, Mondamin, IA worth?

The TopHap Estimate for 309 N Main St, Mondamin, IA is $52,512 as of Oct 21, 2026. The likely range is $40,262 to $64,762. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 309 N Main St, Mondamin, IA last sell?

309 N Main St, Mondamin, IA last sold on Nov 18, 2022, according to the county's recorded deed.

How big is 309 N Main St, Mondamin, IA?

309 N Main St, Mondamin, IA has 2 bedrooms, 1 bathrooms, 828 square feet of living space and a 0.20-acre lot.

When was 309 N Main St, Mondamin, IA built?

309 N Main St, Mondamin, IA was built in 1949, making it 77 years old. The building has 1 story.

What schools serve 309 N Main St, Mondamin, IA?

309 N Main St, Mondamin, IA is assigned to West Harrison Elementary School (elementary), rated C-; West Harrison Middle School/High School (middle), rated C+. All sit in West Harrison Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 309 N Main St, Mondamin, IA compare to other homes in Mondamin 51557?

Among the 439 homes in Mondamin 51557, it is worth more than 3% of them ($52,512 against a typical $205,223), its price per square foot is higher than 10% of them ($63 against a typical $142), it is bigger than 9% of them (828 ft² against a typical 1,392 ft²), its lot is bigger than 17% of them (0.2 ac against a typical 1.47 ac) and it is newer than 44% of them (1949 against a typical 1964). Measured against all of Harrison County, it is worth more than 4% 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 309 N Main St, Mondamin, IA?

The 2024 property tax bill for 309 N Main St, Mondamin, IA was $1,318. The county assessed it at $100,860.

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