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TownhouseResidential
$279,000$204 / 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 92How 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

5420 WILLIAMS ST

RAPID CITY, SD 57703
3
Beds
2
Baths
1,370 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.
3,920 ft²
Lot SizeThe size of the land the home sits on, from county records.
2004
Year BuiltThe year the home was originally built, according to county records.

Valuation

$279K
$257K low$301K high
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.$136,143
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$108,914
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.51%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$142,857
LEND SMART MORTGAGE LLC · recorded Aug 1, 2014

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,491 (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.$247,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$42,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$205,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$247,100

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Townhouse
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.0.09
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 54 ft²Patio · 100 ft²Porch · 100 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.

E
Rapid Valley Elementary SchoolC-
Elementary · Grades KG–5 · 0.7 mi
M
East Middle School
Middle · Grades 6–8 · 1.6 mi
H
Central High SchoolD
High · Grades 9–12 · 5.4 mi

District: Rapid City Area Schools

Neighborhood · ZIP 57703These 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.84
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.31

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.4%
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.17,921
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.140 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$80,839
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$89,305
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.16 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

5420 Williams 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 91% of homes in Rapid City 57703
  • Costs less per square foot than 97% of homes in Rapid City 57703
  • Among the smallest lots in Rapid City 57703
  • Newer than 80% of homes in Pennington County

What homes are worth in Rapid City 57703

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

This home
$245K$721K

This home is worth more than 9% of homes in Rapid City 57703.

How it measures up in Rapid City 57703

The dot is this home. The mark in the middle is the typical home in Rapid City 57703.

Estimated value$279,000
CheaperTypical $359,870Pricier

Pricier than 9% of homes nearby

Price per ft²$204
CheaperTypical $328Pricier

Pricier than 3% of homes nearby

Living area1,370 ft²
SmallerTypical 1,274 ft²Bigger

Bigger than 55% of homes nearby

Lot size3,920 ft²
SmallerTypical 0.25 acBigger

Smaller than almost all homes nearby

Year built2004
OlderTypical 1997Newer

Newer than 69% of homes nearby

How 5420 Williams St ranks against every home in each area.
MeasureThis homeRapid City 57703Pennington County
Estimated valuepricier than$279,0009% of homes20% of homes
Price per ft²pricier than$2043% of homes5% of homes
Living areabigger than1,370 ft²55% of homes55% of homes
Lot sizebigger than3,920 ft²almost no homes2% of homes
Year builtnewer than200469% of homes80% of homes

About 5420 Williams St

How much is 5420 Williams St, Rapid City, SD worth?

The TopHap Estimate for 5420 Williams St, Rapid City, SD is $279,000 as of Jul 14, 2026. The likely range is $256,927 to $301,073. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 5420 Williams St, Rapid City, SD last sell?

5420 Williams St, Rapid City, SD last sold on Jul 22, 2014, according to the county's recorded deed.

How big is 5420 Williams St, Rapid City, SD?

5420 Williams St, Rapid City, SD has 3 bedrooms, 2 bathrooms, 1,370 square feet of living space and a 0.09-acre lot.

When was 5420 Williams St, Rapid City, SD built?

5420 Williams St, Rapid City, SD was built in 2004, making it 22 years old. It is a contemporary home.

What schools serve 5420 Williams St, Rapid City, SD?

5420 Williams St, Rapid City, SD is assigned to Rapid Valley Elementary School (elementary), rated C-; East Middle School (middle); Central High School (high), rated D. All sit in Rapid City Area Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 5420 Williams St, Rapid City, SD compare to other homes in Rapid City 57703?

Among the 7,177 homes in Rapid City 57703, it is worth more than 9% of them ($279,000 against a typical $359,870), its price per square foot is higher than 3% of them ($204 against a typical $328), it is bigger than 55% of them (1,370 ft² against a typical 1,274 ft²), its lot is bigger than almost none of them (3,920 ft² against a typical 0.25 ac) and it is newer than 69% of them (2004 against a typical 1997). Measured against all of Pennington County, it is worth more than 20% 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 5420 Williams St, Rapid City, SD?

The 2025 property tax bill for 5420 Williams St, Rapid City, SD was $2,491. The county assessed it at $247,100.

Closest homes

More homes in Rapid City 57703

Assigned schools

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