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Single Family ResidenceResidential
$400,092$274 / 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 89How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $400,000 on Nov 8, 2023

3728 REDER ST

RAPID CITY, SD 57702
4
Beds
3
Baths
1,458 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.
0.34 ac
Lot SizeThe size of the land the home sits on, from county records.
1967
Year BuiltThe year the home was originally built, according to county records.

Valuation

$400K
$356K low$444K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$400,000 · Nov 8, 2023
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$400,092
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$320,074

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,777 (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.$434,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$62,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$372,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$423,700

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.197 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.1 percent flood zone

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.Ranch
CountyPENNINGTON
Lot (acres)The size of the land the home sits on, from county records.0.34
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 · 342 ft²Patio · 648 ft²Porch · 648 ft²

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

E
South Canyon Elementary SchoolB
Elementary · Grades KG–5 · 0.3 mi
M
West Middle SchoolC+
Middle · Grades 6–8 · 0.4 mi
H
Stevens High SchoolC+
High · Grades 9–12 · 0.6 mi

District: Rapid City Area Schools

Neighborhood · ZIP 57702These 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.86
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.34

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.5%
PopulationHow many people live in this area.42,356
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.141 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$84,353
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$115,376
Average tempThe average temperature here across a full year.43°F
Annual precipHow much rain and melted snow falls here in a typical year.22 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.63%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

3728 Reder 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.

  • Costs less per square foot than 81% of homes in Rapid City 57702
  • Older than 69% of homes in Rapid City 57702

What homes are worth in Rapid City 57702

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

This home
$223K$1.4M

This home is worth more than 37% of homes in Rapid City 57702.

How it measures up in Rapid City 57702

The dot is this home. The mark in the middle is the typical home in Rapid City 57702.

Estimated value$400,092
CheaperTypical $461,012Pricier

Pricier than 37% of homes nearby

Price per ft²$274
CheaperTypical $336Pricier

Pricier than 19% of homes nearby

Living area1,458 ft²
SmallerTypical 1,414 ft²Bigger

Bigger than 54% of homes nearby

Lot size0.34 ac
SmallerTypical 0.33 acBigger

Bigger than 51% of homes nearby

Year built1967
OlderTypical 1978Newer

Newer than 31% of homes nearby

How 3728 Reder St ranks against every home in each area.
MeasureThis homeRapid City 57702Pennington County
Estimated valuepricier than$400,09237% of homes60% of homes
Price per ft²pricier than$27419% of homes29% of homes
Living areabigger than1,458 ft²54% of homes59% of homes
Lot sizebigger than0.34 ac51% of homes64% of homes
Year builtnewer than196731% of homes31% of homes

About 3728 Reder St

How much is 3728 Reder St, Rapid City, SD worth?

The TopHap Estimate for 3728 Reder St, Rapid City, SD is $400,092 as of Jul 14, 2026. The likely range is $356,364 to $443,820. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3728 Reder St, Rapid City, SD last sell?

3728 Reder St, Rapid City, SD last sold on Nov 8, 2023 for $400,000, according to the county's recorded deed.

How big is 3728 Reder St, Rapid City, SD?

3728 Reder St, Rapid City, SD has 4 bedrooms, 3 bathrooms, 1,458 square feet of living space and a 0.34-acre lot.

When was 3728 Reder St, Rapid City, SD built?

3728 Reder St, Rapid City, SD was built in 1967, making it 59 years old. It is a ranch home.

What schools serve 3728 Reder St, Rapid City, SD?

3728 Reder St, Rapid City, SD is assigned to South Canyon Elementary School (elementary), rated B; West Middle School (middle), rated C+; Stevens High School (high), rated C+. All sit in Rapid City Area Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3728 Reder St, Rapid City, SD compare to other homes in Rapid City 57702?

Among the 12,949 homes in Rapid City 57702, it is worth more than 37% of them ($400,092 against a typical $461,012), its price per square foot is higher than 19% of them ($274 against a typical $336), it is bigger than 54% of them (1,458 ft² against a typical 1,414 ft²), its lot is bigger than 51% of them (0.34 ac against a typical 0.33 ac) and it is newer than 31% of them (1967 against a typical 1978). Measured against all of Pennington County, it is worth more than 60% 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 3728 Reder St, Rapid City, SD?

The 2025 property tax bill for 3728 Reder St, Rapid City, SD was $4,777. The county assessed it at $434,200.

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