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Rural ResidenceResidential
$800,782$447 / 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
Last sold for $350,000 on Jul 22, 2022

2180 280TH ST

ROCK VALLEY, IA 51247
2 / 2
Baths
1,792 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.
13.45 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.
5
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$801K
$628K low$974K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$350,000 · Jul 22, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,680 (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.$241,770 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$21,580
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$220,190
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$208,350
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$241,770

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.18 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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
CountySIOUX
Lot (acres)The size of the land the home sits on, from county records.13.45
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.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.Porch · 112 ft²

Transaction History(3)

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.

E
Rock Valley Elementary SchoolA
Elementary · Grades PK–5 · 4.3 mi
M
Rock Valley High SchoolA-
Middle · Grades 9–12 · 4.3 mi

District: Rock Valley Community School District

Neighborhood · ZIP 51247These 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.94
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.18

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.5%
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.5,240
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.47 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$83,197
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$99,994
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.27 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

2180 280th 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.

  • Among the most valuable homes in Rock Valley 51247
  • Among the highest price per square foot in Rock Valley 51247
  • Bigger than 71% of homes in Rock Valley 51247
  • Has a bigger lot than 94% of homes in Sioux County
  • Older than 77% of homes in Rock Valley 51247

What homes are worth in Rock Valley 51247

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

This home
$81K$656K

This home is worth more than almost all homes in Rock Valley 51247.

How it measures up in Rock Valley 51247

The dot is this home. The mark in the middle is the typical home in Rock Valley 51247.

Estimated value$800,782
CheaperTypical $287,137Pricier

Pricier than almost all homes nearby

Price per ft²$447
CheaperTypical $196Pricier

Pricier than almost all homes nearby

Living area1,792 ft²
SmallerTypical 1,500 ft²Bigger

Bigger than 71% of homes nearby

Lot size13.45 ac
SmallerTypical 0.36 acBigger

Bigger than 93% of homes nearby

Year built1920
OlderTypical 1975Newer

Newer than 23% of homes nearby

How 2180 280th St ranks against every home in each area.
MeasureThis homeRock Valley 51247Sioux County
Estimated valuepricier than$800,782almost all homesalmost all homes
Price per ft²pricier than$447almost all homesalmost all homes
Living areabigger than1,792 ft²71% of homes71% of homes
Lot sizebigger than13.45 ac93% of homes94% of homes
Year builtnewer than192023% of homes26% of homes

About 2180 280th St

How much is 2180 280th St, Rock Valley, IA worth?

The TopHap Estimate for 2180 280th St, Rock Valley, IA is $800,782 as of Sep 24, 2026. The likely range is $627,955 to $973,609. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 2180 280th St, Rock Valley, IA last sell?

2180 280th St, Rock Valley, IA last sold on Jul 22, 2022 for $350,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 2180 280th St, Rock Valley, IA?

2180 280th St, Rock Valley, IA has 2 bathrooms, 1,792 square feet of living space and a 13.45-acre lot.

When was 2180 280th St, Rock Valley, IA built?

2180 280th St, Rock Valley, IA was built in 1920, making it 106 years old. The building has 2 stories.

What schools serve 2180 280th St, Rock Valley, IA?

2180 280th St, Rock Valley, IA is assigned to Rock Valley Elementary School (elementary), rated A; Rock Valley High School (middle), rated A-. All sit in Rock Valley Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 2180 280th St, Rock Valley, IA compare to other homes in Rock Valley 51247?

Among the 1,825 homes in Rock Valley 51247, it is worth more than almost all of them ($800,782 against a typical $287,137), its price per square foot is higher than almost all of them ($447 against a typical $196), it is bigger than 71% of them (1,792 ft² against a typical 1,500 ft²), its lot is bigger than 93% of them (13.45 ac against a typical 0.36 ac) and it is newer than 23% of them (1920 against a typical 1975). Measured against all of Sioux County, it is worth more than almost all 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 2180 280th St, Rock Valley, IA?

The 2025 property tax bill for 2180 280th St, Rock Valley, IA was $2,680. The county assessed it at $241,770.

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