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Single Family ResidenceResidential
$70,340$77 / 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 80How 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 $135,000 on Aug 9, 2024

831 S ROCK ST

ABERDEEN, SD 57401
3
Beds
0
Baths
912 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.
1930
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$70K
$57K low$84K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$135,000 · Aug 9, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,674 (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.$106,436 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$14,675
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$91,761
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$106,436

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.7 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
CountyBrown
RoofThe main material covering the roof, such as asphalt shingle or tile.Asbestos
CoolingThe type of cooling or air conditioning in the home.Central
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 48 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

H
Central High School - 01C-
High · Grades 9–12 · 0.9 mi
E
May Overby Elementary - 09C
Elementary · Grades KG–5 · 1.0 mi
M
Simmons Middle School - 03B-
Middle · Grades 6–8 · 1.7 mi

District: Aberdeen School District 06-1

Neighborhood · ZIP 57401These 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.105
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.6%
PopulationHow many people live in this area.31,274
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.115 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$70,135
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$84,192
Average tempThe average temperature here across a full year.43°F
Annual precipHow much rain and melted snow falls here in a typical year.20 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.63%

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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

831 S Rock 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 81% of homes in Aberdeen 57401
  • Smaller than 86% of homes in Brown County
  • Older than 68% of homes in Aberdeen 57401

What homes are worth in Aberdeen 57401

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

This home
$47K$266K

This home is worth more than 19% of homes in Aberdeen 57401.

How it measures up in Aberdeen 57401

The dot is this home. The mark in the middle is the typical home in Aberdeen 57401.

Estimated value$70,340
CheaperTypical $106,976Pricier

Pricier than 19% of homes nearby

Price per ft²$77
CheaperTypical $85Pricier

Pricier than 41% of homes nearby

Living area912 ft²
SmallerTypical 1,248 ft²Bigger

Bigger than 15% of homes nearby

Year built1930
OlderTypical 1959Newer

Newer than 32% of homes nearby

How 831 S Rock St ranks against every home in each area.
MeasureThis homeAberdeen 57401Brown County
Estimated valuepricier than$70,34019% of homes26% of homes
Price per ft²pricier than$7741% of homes49% of homes
Living areabigger than912 ft²15% of homes14% of homes
Year builtnewer than193032% of homes35% of homes

About 831 S Rock St

How much is 831 S Rock St, Aberdeen, SD worth?

The TopHap Estimate for 831 S Rock St, Aberdeen, SD is $70,340 as of Aug 30, 2026. The likely range is $56,594 to $84,086. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 831 S Rock St, Aberdeen, SD last sell?

831 S Rock St, Aberdeen, SD last sold on Aug 9, 2024 for $135,000, according to the county's recorded deed.

How big is 831 S Rock St, Aberdeen, SD?

831 S Rock St, Aberdeen, SD has 3 bedrooms and 912 square feet of living space.

When was 831 S Rock St, Aberdeen, SD built?

831 S Rock St, Aberdeen, SD was built in 1930, making it 96 years old. The building has 2 stories.

What schools serve 831 S Rock St, Aberdeen, SD?

831 S Rock St, Aberdeen, SD is assigned to Central High School - 01 (high), rated C-; May Overby Elementary - 09 (elementary), rated C; Simmons Middle School - 03 (middle), rated B-. All sit in Aberdeen School District 06-1. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 831 S Rock St, Aberdeen, SD compare to other homes in Aberdeen 57401?

Among the 11,008 homes in Aberdeen 57401, it is worth more than 19% of them ($70,340 against a typical $106,976), its price per square foot is higher than 41% of them ($77 against a typical $85), it is bigger than 15% of them (912 ft² against a typical 1,248 ft²) and it is newer than 32% of them (1930 against a typical 1959). Measured against all of Brown County, it is worth more than 26% 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 831 S Rock St, Aberdeen, SD?

The 2025 property tax bill for 831 S Rock St, Aberdeen, SD was $1,674. The county assessed it at $106,436.

More homes on S Rock St

Closest homes

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Assigned schools

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