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Single Family ResidenceResidential
$571,290$349 / 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 93How 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 $550,000 on Dec 6, 2024

620 CASEYS CT

KEYSTONE, SD 57751
3
Beds
2
Baths
1,638 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1996
Year BuiltThe year the home was originally built, according to county records.

Valuation

$571K
$532K low$611K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$550,000 · Dec 6, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,425 (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.$440,200 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$51,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$388,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$440,200

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.8 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
StyleThe architectural style of the home, such as ranch or colonial.Contemporary
CountyPENNINGTON
Lot (acres)The size of the land the home sits on, from county records.0.23
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
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.Deck · 216 ft²Patio · 45 ft²Porch · 45 ft²

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

M
Southwest Middle SchoolA+
Middle · Grades 6–8 · 11.9 mi
H
Stevens High SchoolB+
High · Grades 9–12 · 13.7 mi
E
Wilson Elementary SchoolC-
Elementary · Grades KG–5 · 14.9 mi

District: Rapid City Area Schools

Neighborhood · ZIP 57751These 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.109
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.39

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.78%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.6%
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.794
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.12 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$111,312
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$130,793
Average tempThe average temperature here across a full year.46°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

620 Caseys Ct 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 more than 80% of homes in Pennington County
  • Costs less per square foot than 73% of homes in Keystone 57751
  • Bigger than 66% of homes in Pennington County
  • Has a smaller lot than 84% of homes in Keystone 57751
  • Newer than 66% of homes in Pennington County

What homes are worth in Keystone 57751

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

This home
$241K$1.9M

This home is worth more than 43% of homes in Keystone 57751.

How it measures up in Keystone 57751

The dot is this home. The mark in the middle is the typical home in Keystone 57751.

Estimated value$571,290
CheaperTypical $641,188Pricier

Pricier than 43% of homes nearby

Price per ft²$349
CheaperTypical $443Pricier

Pricier than 27% of homes nearby

Living area1,638 ft²
SmallerTypical 1,600 ft²Bigger

Bigger than 53% of homes nearby

Lot size0.23 ac
SmallerTypical 3.18 acBigger

Bigger than 16% of homes nearby

Year built1996
OlderTypical 1996Newer

Newer than 51% of homes nearby

How 620 Caseys Ct ranks against every home in each area.
MeasureThis homeKeystone 57751Pennington County
Estimated valuepricier than$571,29043% of homes80% of homes
Price per ft²pricier than$34927% of homes62% of homes
Living areabigger than1,638 ft²53% of homes66% of homes
Lot sizebigger than0.23 ac16% of homes48% of homes
Year builtnewer than199651% of homes66% of homes

About 620 Caseys Ct

How much is 620 Caseys Ct, Keystone, SD worth?

The TopHap Estimate for 620 Caseys Ct, Keystone, SD is $571,290 as of Sep 24, 2026. The likely range is $531,802 to $610,778. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 620 Caseys Ct, Keystone, SD last sell?

620 Caseys Ct, Keystone, SD last sold on Dec 6, 2024 for $550,000, according to the county's recorded deed.

How big is 620 Caseys Ct, Keystone, SD?

620 Caseys Ct, Keystone, SD has 3 bedrooms, 2 bathrooms, 1,638 square feet of living space and a 0.23-acre lot.

When was 620 Caseys Ct, Keystone, SD built?

620 Caseys Ct, Keystone, SD was built in 1996, making it 30 years old. It is a contemporary home.

What schools serve 620 Caseys Ct, Keystone, SD?

620 Caseys Ct, Keystone, SD is assigned to Southwest Middle School (middle), rated A+; Stevens High School (high), rated B+; Wilson Elementary School (elementary), rated C-. All sit in Rapid City Area Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 620 Caseys Ct, Keystone, SD compare to other homes in Keystone 57751?

Among the 447 homes in Keystone 57751, it is worth more than 43% of them ($571,290 against a typical $641,188), its price per square foot is higher than 27% of them ($349 against a typical $443), it is bigger than 53% of them (1,638 ft² against a typical 1,600 ft²), its lot is bigger than 16% of them (0.23 ac against a typical 3.18 ac) and it is newer than 51% of them (1996 against a typical 1996). Measured against all of Pennington County, it is worth more than 80% 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 620 Caseys Ct, Keystone, SD?

The 2025 property tax bill for 620 Caseys Ct, Keystone, SD was $5,425. The county assessed it at $440,200.

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