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Single Family ResidenceResidential
$401,723$335 / 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 Jul 14, 2026
Last sold for $300,000 on Sep 22, 2023

28335 GREAT RIVER RD

GUTTENBERG, IA 52052
4
Beds
2
Baths
1,200 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.
0.69 ac
Lot SizeThe size of the land the home sits on, from county records.
1970
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
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

$402K
$310K low$493K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$300,000 · Sep 22, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,686 (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.$278,344 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$50,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$227,744
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$236,591
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$278,344

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.87 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.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.Ranch
CountyClayton
Lot (acres)The size of the land the home sits on, from county records.0.69
ConstructionThe main material the home's frame and walls are built from.Brick
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Concrete
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
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.Deck · 266 ft²Patio · 100 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.

M
Clayton Ridge Middle SchoolC+
Middle · Grades 6–8 · 2.1 mi
H
Clayton Ridge High SchoolB
High · Grades 9–12 · 2.2 mi
E
Iowa Virtual AcademyF
Elementary · Grades KG–12 · 2.3 mi

District: Clayton Ridge Community School District

Neighborhood · ZIP 52052These 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.138
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.76
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.19

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.76%
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.15%
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.2,821
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.32 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$61,195
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$82,657
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.34 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.61%

Owner Tools

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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

28335 Great River Rd 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 84% of homes in Clayton County
  • Costs more per square foot than 92% of homes in Clayton County
  • Smaller than 74% of homes in Clayton County
  • Has a bigger lot than 67% of homes in Guttenberg 52052

What homes are worth in Guttenberg 52052

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

This home
$87K$894K

This home is worth more than 71% of homes in Guttenberg 52052.

How it measures up in Guttenberg 52052

The dot is this home. The mark in the middle is the typical home in Guttenberg 52052.

Estimated value$401,723
CheaperTypical $291,206Pricier

Pricier than 71% of homes nearby

Price per ft²$335
CheaperTypical $205Pricier

Pricier than 84% of homes nearby

Living area1,200 ft²
SmallerTypical 1,456 ft²Bigger

Bigger than 29% of homes nearby

Lot size0.69 ac
SmallerTypical 0.23 acBigger

Bigger than 67% of homes nearby

Year built1970
OlderTypical 1968Newer

Newer than 52% of homes nearby

How 28335 Great River Rd ranks against every home in each area.
MeasureThis homeGuttenberg 52052Clayton County
Estimated valuepricier than$401,72371% of homes84% of homes
Price per ft²pricier than$33584% of homes92% of homes
Living areabigger than1,200 ft²29% of homes26% of homes
Lot sizebigger than0.69 ac67% of homes51% of homes
Year builtnewer than197052% of homes58% of homes

About 28335 Great River Rd

How much is 28335 Great River Rd, Guttenberg, IA worth?

The TopHap Estimate for 28335 Great River Rd, Guttenberg, IA is $401,723 as of Jul 14, 2026. The likely range is $309,964 to $493,482. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 28335 Great River Rd, Guttenberg, IA last sell?

28335 Great River Rd, Guttenberg, IA last sold on Sep 22, 2023 for $300,000, according to the county's recorded deed.

How big is 28335 Great River Rd, Guttenberg, IA?

28335 Great River Rd, Guttenberg, IA has 4 bedrooms, 2 bathrooms, 1,200 square feet of living space and a 0.69-acre lot.

When was 28335 Great River Rd, Guttenberg, IA built?

28335 Great River Rd, Guttenberg, IA was built in 1970, making it 56 years old. It is a ranch home. The building has 1 story.

What schools serve 28335 Great River Rd, Guttenberg, IA?

28335 Great River Rd, Guttenberg, IA is assigned to Clayton Ridge Middle School (middle), rated C+; Clayton Ridge High School (high), rated B; Iowa Virtual Academy (elementary), rated F. All sit in Clayton Ridge Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 28335 Great River Rd, Guttenberg, IA compare to other homes in Guttenberg 52052?

Among the 1,783 homes in Guttenberg 52052, it is worth more than 71% of them ($401,723 against a typical $291,206), its price per square foot is higher than 84% of them ($335 against a typical $205), it is bigger than 29% of them (1,200 ft² against a typical 1,456 ft²), its lot is bigger than 67% of them (0.69 ac against a typical 0.23 ac) and it is newer than 52% of them (1970 against a typical 1968). Measured against all of Clayton County, it is worth more than 84% 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 28335 Great River Rd, Guttenberg, IA?

The 2024 property tax bill for 28335 Great River Rd, Guttenberg, IA was $2,686. The county assessed it at $278,344.

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