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Rural ResidenceResidential
$191,115$206 / 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 78How 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

304 510 ST

IA
1 / 1
Baths
928 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.
55.59 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
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

$191K
$149K low$233K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,730 (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.$139,662 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$139,062
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$105,212
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$139,662

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.27
10
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
7
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
60
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.
9
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.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.Rural Residence
CountyKOSSUTH
Lot (acres)The size of the land the home sits on, from county records.55.59
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.Wood
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.None
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
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.Shed · 64 ft²Porch · 288 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.

H
North Union High SchoolA
High · Grades 9–12 · 8.0 mi
M
North Union Middle SchoolB+
Middle · Grades 6–8 · 9.0 mi
E
North Union Elementary School
Elementary · Grades PK–5 · 19.8 mi

District: North Kossuth Community School District

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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

304 510 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 Kossuth County
  • Costs more per square foot than 92% of homes in Kossuth County
  • Smaller than 91% of homes in Kossuth County
  • Among the largest lots in Kossuth County
  • Older than 65% of homes in Kossuth County

How it measures up in Kossuth County

The dot is this home. The mark in the middle is the typical home in Kossuth County.

Estimated value$191,115
CheaperTypical $128,240Pricier

Pricier than 71% of homes nearby

Price per ft²$206
CheaperTypical $89Pricier

Pricier than 92% of homes nearby

Living area928 ft²
SmallerTypical 1,456 ft²Bigger

Bigger than 9% of homes nearby

Lot size55.59 ac
SmallerTypical 0.33 acBigger

Bigger than almost all homes nearby

Year built1920
OlderTypical 1950Newer

Newer than 35% of homes nearby

How 304 510 St ranks against every home in each area.
MeasureThis homeKossuth County
Estimated valuepricier than$191,11571% of homes
Price per ft²pricier than$20692% of homes
Living areabigger than928 ft²9% of homes
Lot sizebigger than55.59 acalmost all homes
Year builtnewer than192035% of homes

About 304 510 St

How much is 304 510 St, , IA worth?

The TopHap Estimate for 304 510 St, , IA is $191,115 as of Sep 24, 2026. The likely range is $149,007 to $233,223. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 304 510 St, , IA last sell?

304 510 St, , IA last sold on Jan 1, 1900, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 304 510 St, , IA?

304 510 St, , IA has 1 bathrooms, 928 square feet of living space and a 55.59-acre lot.

When was 304 510 St, , IA built?

304 510 St, , IA was built in 1920, making it 106 years old. The building has 2 stories.

What schools serve 304 510 St, , IA?

304 510 St, , IA is assigned to North Union High School (high), rated A; North Union Middle School (middle), rated B+; North Union Elementary School (elementary). All sit in North Kossuth Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 304 510 St, , IA compare to other homes in Kossuth County?

Among the 6,922 homes in Kossuth County, it is worth more than 71% of them ($191,115 against a typical $128,240), its price per square foot is higher than 92% of them ($206 against a typical $89), it is bigger than 9% of them (928 ft² against a typical 1,456 ft²), its lot is bigger than almost all of them (55.59 ac against a typical 0.33 ac) and it is newer than 35% of them (1920 against a typical 1950). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 304 510 St, , IA?

The 2025 property tax bill for 304 510 St, , IA was $1,730. The county assessed it at $139,662.

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