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Single Family ResidenceResidential
$68,759$56 / 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 62How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

31898 BIG ROCK RD

BIG ROCK, IA 52745
2
Beds
1
Baths
1,232 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.
0.67 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
2
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

$69K
$42K low$95K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$742 (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.$82,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$50,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$31,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$82,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$82,600

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.97 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.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.Colonial
CountyScott
Lot (acres)The size of the land the home sits on, from county records.0.67
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Stone (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.None
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 70 ft²Patio · 350 ft²Porch · 49 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
Calamus-Wheatland Secondary Attendance CenterC+
Middle · Grades 7–12 · 4.7 mi
E
Calamus-Wheatland Elementary Attendance CenterC+
Elementary · Grades PK–6 · 5.0 mi

District: Calamus-Wheatland Community School District

Neighborhood · ZIP 52745These 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.102
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 100.28

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.632
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.21 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$92,642
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$105,376
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.36 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

31898 Big Rock 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 less than 97% of homes in Scott County
  • Costs less per square foot than 97% of homes in Scott County
  • Smaller than 75% of homes in Dixon 52745
  • Has a bigger lot than 87% of homes in Scott County
  • Older than 91% of homes in Scott County

What homes are worth in Dixon 52745

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

This home
$51K$472K

This home is worth more than 4% of homes in Dixon 52745.

How it measures up in Dixon 52745

The dot is this home. The mark in the middle is the typical home in Dixon 52745.

Estimated value$68,759
CheaperTypical $196,409Pricier

Pricier than 4% of homes nearby

Price per ft²$56
CheaperTypical $122Pricier

Pricier than 4% of homes nearby

Living area1,232 ft²
SmallerTypical 1,580 ft²Bigger

Bigger than 25% of homes nearby

Lot size0.67 ac
SmallerTypical 1.11 acBigger

Bigger than 42% of homes nearby

Year built1900
OlderTypical 1940Newer

Newer than 31% of homes nearby

How 31898 Big Rock Rd ranks against every home in each area.
MeasureThis homeDixon 52745Scott County
Estimated valuepricier than$68,7594% of homes3% of homes
Price per ft²pricier than$564% of homes3% of homes
Living areabigger than1,232 ft²25% of homes38% of homes
Lot sizebigger than0.67 ac42% of homes87% of homes
Year builtnewer than190031% of homes9% of homes

About 31898 Big Rock Rd

How much is 31898 Big Rock Rd, Big Rock, IA worth?

The TopHap Estimate for 31898 Big Rock Rd, Big Rock, IA is $68,759 as of Aug 30, 2026. The likely range is $42,378 to $95,140. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 31898 Big Rock Rd, Big Rock, IA last sell?

31898 Big Rock Rd, Big Rock, IA last sold on Apr 13, 2026, according to the county's recorded deed.

How big is 31898 Big Rock Rd, Big Rock, IA?

31898 Big Rock Rd, Big Rock, IA has 2 bedrooms, 1 bathrooms, 1,232 square feet of living space and a 0.67-acre lot.

When was 31898 Big Rock Rd, Big Rock, IA built?

31898 Big Rock Rd, Big Rock, IA was built in 1900, making it 126 years old. It is a colonial home. The building has 2 stories.

What schools serve 31898 Big Rock Rd, Big Rock, IA?

31898 Big Rock Rd, Big Rock, IA is assigned to Calamus-Wheatland Secondary Attendance Center (middle), rated C+; Calamus-Wheatland Elementary Attendance Center (elementary), rated C+. All sit in Calamus-Wheatland Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 31898 Big Rock Rd, Big Rock, IA compare to other homes in Dixon 52745?

Among the 273 homes in Dixon 52745, it is worth more than 4% of them ($68,759 against a typical $196,409), its price per square foot is higher than 4% of them ($56 against a typical $122), it is bigger than 25% of them (1,232 ft² against a typical 1,580 ft²), its lot is bigger than 42% of them (0.67 ac against a typical 1.11 ac) and it is newer than 31% of them (1900 against a typical 1940). Measured against all of Scott County, it is worth more than 3% 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 31898 Big Rock Rd, Big Rock, IA?

The 2024 property tax bill for 31898 Big Rock Rd, Big Rock, IA was $742. The county assessed it at $82,600.

Closest homes

More homes in Big Rock 52745

Assigned schools

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