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Single Family ResidenceResidential
$424,961$253 / 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 95How 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 $245,000 on Aug 4, 2018

4230 MARY DR

RAPID CITY, SD 57702
4
Beds
3
Baths
1,678 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.
1974
Year BuiltThe year the home was originally built, according to county records.

Valuation

$425K
$402K low$448K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$245,000 · Aug 4, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,084 (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.$372,700 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$58,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$314,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$372,700

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.0.17
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 · 20 ft²

Transaction History(1)

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.

H
Stevens High SchoolB+
High · Grades 9–12 · 0.3 mi
E
South Canyon Elementary SchoolC
Elementary · Grades KG–5 · 0.4 mi
M
West Middle SchoolC
Middle · Grades 6–8 · 0.7 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%

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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

4230 Mary Dr 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 89% of homes in Rapid City 57702
  • Bigger than 68% of homes in Pennington County
  • Has a smaller lot than 85% 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
$211K$1.5M

This home is worth more than 41% 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$424,961
CheaperTypical $474,311Pricier

Pricier than 41% of homes nearby

Price per ft²$253
CheaperTypical $346Pricier

Pricier than 11% of homes nearby

Living area1,678 ft²
SmallerTypical 1,416 ft²Bigger

Bigger than 66% of homes nearby

Lot size0.17 ac
SmallerTypical 0.33 acBigger

Bigger than 15% of homes nearby

Year built1974
OlderTypical 1978Newer

Newer than 40% of homes nearby

How 4230 Mary Dr ranks against every home in each area.
MeasureThis homeRapid City 57702Pennington County
Estimated valuepricier than$424,96141% of homes61% of homes
Price per ft²pricier than$25311% of homes17% of homes
Living areabigger than1,678 ft²66% of homes68% of homes
Lot sizebigger than0.17 ac15% of homes21% of homes
Year builtnewer than197440% of homes38% of homes

About 4230 Mary Dr

How much is 4230 Mary Dr, Rapid City, SD worth?

The TopHap Estimate for 4230 Mary Dr, Rapid City, SD is $424,961 as of Oct 21, 2026. The likely range is $402,365 to $447,557. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4230 Mary Dr, Rapid City, SD last sell?

4230 Mary Dr, Rapid City, SD last sold on Aug 4, 2018 for $245,000, according to the county's recorded deed.

How big is 4230 Mary Dr, Rapid City, SD?

4230 Mary Dr, Rapid City, SD has 4 bedrooms, 3 bathrooms, 1,678 square feet of living space and a 0.17-acre lot.

When was 4230 Mary Dr, Rapid City, SD built?

4230 Mary Dr, Rapid City, SD was built in 1974, making it 52 years old. It is a ranch home.

What schools serve 4230 Mary Dr, Rapid City, SD?

4230 Mary Dr, Rapid City, SD is assigned to Stevens High School (high), rated B+; South Canyon Elementary School (elementary), rated C; West Middle School (middle), rated C. All sit in Rapid City Area Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4230 Mary Dr, Rapid City, SD compare to other homes in Rapid City 57702?

Among the 12,953 homes in Rapid City 57702, it is worth more than 41% of them ($424,961 against a typical $474,311), its price per square foot is higher than 11% of them ($253 against a typical $346), it is bigger than 66% of them (1,678 ft² against a typical 1,416 ft²), its lot is bigger than 15% of them (0.17 ac against a typical 0.33 ac) and it is newer than 40% of them (1974 against a typical 1978). Measured against all of Pennington County, it is worth more than 61% 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 4230 Mary Dr, Rapid City, SD?

The 2025 property tax bill for 4230 Mary Dr, Rapid City, SD was $4,084. The county assessed it at $372,700.

More homes on Mary Dr

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Assigned schools

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