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Single Family ResidenceResidential
$51,461$49 / 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 58How 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
Last sold for $14,500 on Dec 10, 2007

505 S BOONE ST

ROCK RAPIDS, IA 51246
1
Baths
1,050 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1926
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
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

$51K
$30K low$73K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$14,500 · Dec 10, 2007

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,690 (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.$136,450 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$19,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$116,950
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$121,040
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$136,450

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.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%

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.Conventional
CountyLyon
Lot (acres)The size of the land the home sits on, from county records.0.21
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.Yes
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.Mixed
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 182 ft²Porch · 195 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
Central Lyon Secondary SchoolA+
Middle · Grades 7–12 · 0.4 mi
E
Central Lyon Elementary SchoolA
Elementary · Grades PK–6 · 0.5 mi

District: Central Lyon Community School District

Neighborhood · ZIP 51246These 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.125
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.1%
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.4,544
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.28 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$73,023
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$90,712
Average tempThe average temperature here across a full year.46°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%

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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

505 S Boone 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 least valuable homes in Rock Rapids 51246
  • Costs less per square foot than 98% of homes in Rock Rapids 51246
  • Smaller than 88% of homes in Lyon County
  • Has a smaller lot than 84% of homes in Lyon County
  • Older than 70% of homes in Rock Rapids 51246

What homes are worth in Rock Rapids 51246

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

This home
$67K$784K

This home is worth less than almost all homes in Rock Rapids 51246.

How it measures up in Rock Rapids 51246

The dot is this home. The mark in the middle is the typical home in Rock Rapids 51246.

Estimated value$51,461
CheaperTypical $227,371Pricier

Cheaper than almost all homes nearby

Price per ft²$49
CheaperTypical $150Pricier

Pricier than 2% of homes nearby

Living area1,050 ft²
SmallerTypical 1,544 ft²Bigger

Bigger than 13% of homes nearby

Lot size0.21 ac
SmallerTypical 0.33 acBigger

Bigger than 19% of homes nearby

Year built1926
OlderTypical 1956Newer

Newer than 30% of homes nearby

How 505 S Boone St ranks against every home in each area.
MeasureThis homeRock Rapids 51246Lyon County
Estimated valuepricier than$51,461almost no homesalmost no homes
Price per ft²pricier than$492% of homes3% of homes
Living areabigger than1,050 ft²13% of homes12% of homes
Lot sizebigger than0.21 ac19% of homes16% of homes
Year builtnewer than192630% of homes34% of homes

About 505 S Boone St

How much is 505 S Boone St, Rock Rapids, IA worth?

The TopHap Estimate for 505 S Boone St, Rock Rapids, IA is $51,461 as of Aug 30, 2026. The likely range is $30,082 to $72,840. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 505 S Boone St, Rock Rapids, IA last sell?

505 S Boone St, Rock Rapids, IA last sold on Dec 10, 2007 for $14,500, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 505 S Boone St, Rock Rapids, IA?

505 S Boone St, Rock Rapids, IA has 1 bathrooms, 1,050 square feet of living space and a 0.21-acre lot.

When was 505 S Boone St, Rock Rapids, IA built?

505 S Boone St, Rock Rapids, IA was built in 1926, making it 100 years old. It is a conventional home. The building has 1 story.

What schools serve 505 S Boone St, Rock Rapids, IA?

505 S Boone St, Rock Rapids, IA is assigned to Central Lyon Secondary School (middle), rated A+; Central Lyon Elementary School (elementary), rated A. All sit in Central Lyon Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 505 S Boone St, Rock Rapids, IA compare to other homes in Rock Rapids 51246?

Among the 1,470 homes in Rock Rapids 51246, it is worth more than almost none of them ($51,461 against a typical $227,371), its price per square foot is higher than 2% of them ($49 against a typical $150), it is bigger than 13% of them (1,050 ft² against a typical 1,544 ft²), its lot is bigger than 19% of them (0.21 ac against a typical 0.33 ac) and it is newer than 30% of them (1926 against a typical 1956). Measured against all of Lyon County, it is worth more than almost no 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 505 S Boone St, Rock Rapids, IA?

The 2024 property tax bill for 505 S Boone St, Rock Rapids, IA was $1,690. The county assessed it at $136,450.

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