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Single Family ResidenceResidential
$424,147$231 / 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 88How 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

18320 340TH ST

FOREST CITY, IA 50436
3
Beds
5.5
Baths
1,836 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.
0.66 ac
Lot SizeThe size of the land the home sits on, from county records.
1992
Year BuiltThe year the home was originally built, according to county records.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$424K
$372K low$476K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,536 (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.$403,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$40,040
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$363,560
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$406,430
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$403,600

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.42
63
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
17
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
64
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
51
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
17
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.20 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.34%
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.minimal

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
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyWINNEBAGO
Lot (acres)The size of the land the home sits on, from county records.0.66
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
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.Mixed
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.Patio · 1,387 ft²Porch · 104 ft²

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

H
Forest City High SchoolB
High · Grades 9–12 · 1.5 mi
M
Forest City Middle SchoolC
Middle · Grades 5–8 · 1.5 mi
E
Forest City Elementary SchoolC-
Elementary · Grades PK–4 · 1.7 mi

District: Forest City Community School District

Neighborhood · ZIP 50436These 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.106
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.8

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.7%
PopulationHow many people live in this area.5,334
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.42 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$65,423
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$87,380
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.33 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

18320 340th 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 98% of homes in Winnebago County
  • Costs more per square foot than 98% of homes in Winnebago County
  • Bigger than 79% of homes in Forest City 50436
  • Has a bigger lot than 69% of homes in Winnebago County
  • Newer than 88% of homes in Winnebago County

What homes are worth in Forest City 50436

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

This home
$51K$515K

This home is worth more than 96% of homes in Forest City 50436.

How it measures up in Forest City 50436

The dot is this home. The mark in the middle is the typical home in Forest City 50436.

Estimated value$424,147
CheaperTypical $160,792Pricier

Pricier than 96% of homes nearby

Price per ft²$231
CheaperTypical $121Pricier

Pricier than 95% of homes nearby

Living area1,836 ft²
SmallerTypical 1,368 ft²Bigger

Bigger than 79% of homes nearby

Lot size0.66 ac
SmallerTypical 0.29 acBigger

Bigger than 63% of homes nearby

Year built1992
OlderTypical 1966Newer

Newer than 85% of homes nearby

How 18320 340th St ranks against every home in each area.
MeasureThis homeForest City 50436Winnebago County
Estimated valuepricier than$424,14796% of homes98% of homes
Price per ft²pricier than$23195% of homes98% of homes
Living areabigger than1,836 ft²79% of homes79% of homes
Lot sizebigger than0.66 ac63% of homes69% of homes
Year builtnewer than199285% of homes88% of homes

About 18320 340th St

How much is 18320 340th St, Forest City, IA worth?

The TopHap Estimate for 18320 340th St, Forest City, IA is $424,147 as of Sep 24, 2026. The likely range is $372,239 to $476,055. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18320 340th St, Forest City, IA last sell?

18320 340th St, Forest City, IA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 18320 340th St, Forest City, IA?

18320 340th St, Forest City, IA has 3 bedrooms, 5.5 bathrooms, 1,836 square feet of living space and a 0.66-acre lot.

When was 18320 340th St, Forest City, IA built?

18320 340th St, Forest City, IA was built in 1992, making it 34 years old. It is a conventional home.

What schools serve 18320 340th St, Forest City, IA?

18320 340th St, Forest City, IA is assigned to Forest City High School (high), rated B; Forest City Middle School (middle), rated C; Forest City Elementary School (elementary), rated C-. All sit in Forest City Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18320 340th St, Forest City, IA compare to other homes in Forest City 50436?

Among the 2,231 homes in Forest City 50436, it is worth more than 96% of them ($424,147 against a typical $160,792), its price per square foot is higher than 95% of them ($231 against a typical $121), it is bigger than 79% of them (1,836 ft² against a typical 1,368 ft²), its lot is bigger than 63% of them (0.66 ac against a typical 0.29 ac) and it is newer than 85% of them (1992 against a typical 1966). Measured against all of Winnebago County, it is worth more than 98% 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 18320 340th St, Forest City, IA?

The 2025 property tax bill for 18320 340th St, Forest City, IA was $6,536. The county assessed it at $403,600.

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