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Single Family ResidenceResidential
$385,971$250 / 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 Sep 24, 2026
Last sold for $357,000 on Mar 20, 2024

3809 W SAINT LOUIS ST

RAPID CITY, SD 57702
3
Beds
2
Baths
1,544 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1980
Year BuiltThe year the home was originally built, according to county records.

Valuation

$386K
$354K low$418K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$357,000 · Mar 20, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,261 (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.$388,300 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$59,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$328,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$388,300

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.71 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.0.2 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.Contemporary
CountyPENNINGTON
Lot (acres)The size of the land the home sits on, from county records.0.22
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 · 28 ft²Patio · 247 ft²Porch · 247 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 · 0.1 mi
M
West Middle SchoolC+
Middle · Grades 6–8 · 0.7 mi
H
Stevens High SchoolC+
High · Grades 9–12 · 0.8 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

3809 W Saint Louis 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 67% of homes in Rapid City 57702
  • Costs less per square foot than 90% of homes in Rapid City 57702
  • Has a smaller lot 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
$209K$1.5M

This home is worth more than 33% 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$385,971
CheaperTypical $470,118Pricier

Pricier than 33% of homes nearby

Price per ft²$250
CheaperTypical $343Pricier

Pricier than 10% of homes nearby

Living area1,544 ft²
SmallerTypical 1,410 ft²Bigger

Bigger than 58% of homes nearby

Lot size0.22 ac
SmallerTypical 0.33 acBigger

Bigger than 31% of homes nearby

Year built1980
OlderTypical 1978Newer

Newer than 53% of homes nearby

How 3809 W Saint Louis St ranks against every home in each area.
MeasureThis homeRapid City 57702Pennington County
Estimated valuepricier than$385,97133% of homes53% of homes
Price per ft²pricier than$25010% of homes16% of homes
Living areabigger than1,544 ft²58% of homes62% of homes
Lot sizebigger than0.22 ac31% of homes41% of homes
Year builtnewer than198053% of homes49% of homes

About 3809 W Saint Louis St

How much is 3809 W Saint Louis St, Rapid City, SD worth?

The TopHap Estimate for 3809 W Saint Louis St, Rapid City, SD is $385,971 as of Sep 24, 2026. The likely range is $353,676 to $418,266. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3809 W Saint Louis St, Rapid City, SD last sell?

3809 W Saint Louis St, Rapid City, SD last sold on Mar 20, 2024 for $357,000, according to the county's recorded deed.

How big is 3809 W Saint Louis St, Rapid City, SD?

3809 W Saint Louis St, Rapid City, SD has 3 bedrooms, 2 bathrooms, 1,544 square feet of living space and a 0.22-acre lot.

When was 3809 W Saint Louis St, Rapid City, SD built?

3809 W Saint Louis St, Rapid City, SD was built in 1980, making it 46 years old. It is a contemporary home.

What schools serve 3809 W Saint Louis St, Rapid City, SD?

3809 W Saint Louis 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 3809 W Saint Louis St, Rapid City, SD compare to other homes in Rapid City 57702?

Among the 12,954 homes in Rapid City 57702, it is worth more than 33% of them ($385,971 against a typical $470,118), its price per square foot is higher than 10% of them ($250 against a typical $343), it is bigger than 58% of them (1,544 ft² against a typical 1,410 ft²), its lot is bigger than 31% of them (0.22 ac against a typical 0.33 ac) and it is newer than 53% of them (1980 against a typical 1978). Measured against all of Pennington County, it is worth more than 53% 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 3809 W Saint Louis St, Rapid City, SD?

The 2025 property tax bill for 3809 W Saint Louis St, Rapid City, SD was $4,261. The county assessed it at $388,300.

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