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Single Family ResidenceResidential
$111,269$92 / 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 75How 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

309 N MAIN ST

MARBLE ROCK, IA 50653
3
Beds
1
Baths
1,214 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.
0.88 ac
Lot SizeThe size of the land the home sits on, from county records.
1957
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$111K
$84K low$139K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$804 (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.$80,060 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$7,550
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$72,510
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$80,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$80,060

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.29 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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
CountyFLOYD
Lot (acres)The size of the land the home sits on, from county records.0.88
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.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
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 · 120 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
Rrmr Elementary SchoolB-
Elementary · Grades PK–6 · 6.7 mi
M
Rockford Junior-Senior High SchoolB+
Middle · Grades 7–12 · 6.7 mi

District: Rudd-Rockford-Marble Rock Community School District

Neighborhood · ZIP 50653These 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.127
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.11%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.467
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.9 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$75,590
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$108,165
Average tempThe average temperature here across a full year.46°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.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

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.

  • Smaller than 77% of homes in Marble Rock 50653
  • Has a bigger lot than 66% of homes in Floyd County

What homes are worth in Marble Rock 50653

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

This home
$28K$476K

This home is worth more than 40% of homes in Marble Rock 50653.

How it measures up in Marble Rock 50653

The dot is this home. The mark in the middle is the typical home in Marble Rock 50653.

Estimated value$111,269
CheaperTypical $149,793Pricier

Pricier than 40% of homes nearby

Price per ft²$92
CheaperTypical $95Pricier

Pricier than 48% of homes nearby

Living area1,214 ft²
SmallerTypical 1,498 ft²Bigger

Bigger than 23% of homes nearby

Lot size0.88 ac
SmallerTypical 1.49 acBigger

Bigger than 44% of homes nearby

Year built1957
OlderTypical 1948Newer

Newer than 58% of homes nearby

How 309 N Main St ranks against every home in each area.
MeasureThis homeMarble Rock 50653Floyd County
Estimated valuepricier than$111,26940% of homes36% of homes
Price per ft²pricier than$9248% of homes40% of homes
Living areabigger than1,214 ft²23% of homes34% of homes
Lot sizebigger than0.88 ac44% of homes66% of homes
Year builtnewer than195758% of homes42% of homes

About 309 N Main St

How much is 309 N Main St, Marble Rock, IA worth?

The TopHap Estimate for 309 N Main St, Marble Rock, IA is $111,269 as of Sep 24, 2026. The likely range is $83,850 to $138,688. 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, Marble Rock, IA last sell?

309 N Main St, Marble Rock, IA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 309 N Main St, Marble Rock, IA?

309 N Main St, Marble Rock, IA has 3 bedrooms, 1 bathrooms, 1,214 square feet of living space and a 0.88-acre lot.

When was 309 N Main St, Marble Rock, IA built?

309 N Main St, Marble Rock, IA was built in 1957, making it 69 years old. The building has 1 story.

What schools serve 309 N Main St, Marble Rock, IA?

309 N Main St, Marble Rock, IA is assigned to Rrmr Elementary School (elementary), rated B-; Rockford Junior-Senior High School (middle), rated B+. All sit in Rudd-Rockford-Marble Rock Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 309 N Main St, Marble Rock, IA compare to other homes in Marble Rock 50653?

Among the 322 homes in Marble Rock 50653, it is worth more than 40% of them ($111,269 against a typical $149,793), its price per square foot is higher than 48% of them ($92 against a typical $95), it is bigger than 23% of them (1,214 ft² against a typical 1,498 ft²), its lot is bigger than 44% of them (0.88 ac against a typical 1.49 ac) and it is newer than 58% of them (1957 against a typical 1948). Measured against all of Floyd County, it is worth more than 36% 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, Marble Rock, IA?

The 2025 property tax bill for 309 N Main St, Marble Rock, IA was $804. The county assessed it at $80,060.

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