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Residential - Vacant LandResidential
$34,808$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 75How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $1,500 on May 18, 2023

517 LAKE ST

ROCKWELL CITY, IA 50579
2
Beds
1
Baths
620 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.
0.17 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.
1
StoriesHow many floors the home has above ground.

Valuation

$35K
$26K low$43K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,500 · May 18, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$44 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$2,520 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,520
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$2,520
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,520

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential - Vacant Land
CountyCALHOUN
Lot (acres)The size of the land the home sits on, from county records.0.17
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.Yes
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 · 60 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.

E
South Central Calhoun Elementary SchoolB
Elementary · Grades PK–3 · 0.6 mi
M
South Central Calhoun Middle SchoolD+
Middle · Grades 4–8 · 0.6 mi
H
South Central Calhoun High SchoolC+
High · Grades 9–12 · 10.5 mi

District: South Central Calhoun Community School District

Neighborhood · ZIP 50579These 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.142
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.10

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.80%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.2%
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.2,689
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.19 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$58,256
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$75,139
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.32 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

517 Lake 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.

  • Worth less than 98% of homes in Calhoun County
  • Costs less per square foot than 80% of homes in Calhoun County
  • Among the smallest homes in Calhoun County
  • Has a smaller lot than 86% of homes in Calhoun County
  • Older than 72% of homes in Rockwell City 50579

What homes are worth in Rockwell City 50579

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

This home
$32K$859K

This home is worth more than 3% of homes in Rockwell City 50579.

How it measures up in Rockwell City 50579

The dot is this home. The mark in the middle is the typical home in Rockwell City 50579.

Estimated value$34,808
CheaperTypical $119,870Pricier

Pricier than 3% of homes nearby

Price per ft²$56
CheaperTypical $84Pricier

Pricier than 31% of homes nearby

Living area620 ft²
SmallerTypical 1,456 ft²Bigger

Bigger than 2% of homes nearby

Lot size0.17 ac
SmallerTypical 0.28 acBigger

Bigger than 20% of homes nearby

Year built1900
OlderTypical 1940Newer

Newer than 28% of homes nearby

How 517 Lake St ranks against every home in each area.
MeasureThis homeRockwell City 50579Calhoun County
Estimated valuepricier than$34,8083% of homes2% of homes
Price per ft²pricier than$5631% of homes20% of homes
Living areabigger than620 ft²2% of homesalmost no homes
Lot sizebigger than0.17 ac20% of homes14% of homes
Year builtnewer than190028% of homes30% of homes

About 517 Lake St

How much is 517 Lake St, Rockwell City, IA worth?

The TopHap Estimate for 517 Lake St, Rockwell City, IA is $34,808 as of Oct 21, 2026. The likely range is $26,126 to $43,490. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 517 Lake St, Rockwell City, IA last sell?

517 Lake St, Rockwell City, IA last sold on May 18, 2023 for $1,500, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 517 Lake St, Rockwell City, IA?

517 Lake St, Rockwell City, IA has 2 bedrooms, 1 bathrooms, 620 square feet of living space and a 0.17-acre lot.

When was 517 Lake St, Rockwell City, IA built?

517 Lake St, Rockwell City, IA was built in 1900, making it 126 years old. The building has 1 story.

What schools serve 517 Lake St, Rockwell City, IA?

517 Lake St, Rockwell City, IA is assigned to South Central Calhoun Elementary School (elementary), rated B; South Central Calhoun Middle School (middle), rated D+; South Central Calhoun High School (high), rated C+. All sit in South Central Calhoun Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 517 Lake St, Rockwell City, IA compare to other homes in Rockwell City 50579?

Among the 1,243 homes in Rockwell City 50579, it is worth more than 3% of them ($34,808 against a typical $119,870), its price per square foot is higher than 31% of them ($56 against a typical $84), it is bigger than 2% of them (620 ft² against a typical 1,456 ft²), its lot is bigger than 20% of them (0.17 ac against a typical 0.28 ac) and it is newer than 28% of them (1900 against a typical 1940). Measured against all of Calhoun County, it is worth more than 2% 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 517 Lake St, Rockwell City, IA?

The 2026 property tax bill for 517 Lake St, Rockwell City, IA was $44. The county assessed it at $2,520.

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