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Duplex (2 Units, Any Combination)Residential

911 S 31ST ST

SPEARFISH, SD 57783
3
Baths
1,053 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.
2006
Year BuiltThe year the home was originally built, according to county records.
1
ParkingThe number of parking spaces on the property, including the garage.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,562 (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.$349,030 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$15,180
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$333,850
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$325,040
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$325,040

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Duplex Single
CountyLAWRENCE
Lot (acres)The size of the land the home sits on, from county records.0.09
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

M
Spearfish Middle School - 05B-
Middle · Grades 6–8 · 3.5 mi
H
Spearfish High School - 01C+
High · Grades 9–12 · 3.5 mi
E
West Elementary - 03
Elementary · Grades 1–2 · 3.6 mi

District: Spearfish School District 40-2

Neighborhood · ZIP 57783These 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 100.33

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
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.17,419
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.84 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$68,002
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$88,688
Average tempThe average temperature here across a full year.44°F
Annual precipHow much rain and melted snow falls here in a typical year.24 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

911 S 31st 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.

  • Smaller than 79% of homes in Spearfish 57783
  • Has a smaller lot than 89% of homes in Lawrence County
  • Newer than 74% of homes in Lawrence County

How it measures up in Spearfish 57783

The dot is this home. The mark in the middle is the typical home in Spearfish 57783.

Living area1,053 ft²
SmallerTypical 1,362 ft²Bigger

Bigger than 21% of homes nearby

Lot size3,920 ft²
SmallerTypical 0.29 acBigger

Bigger than 12% of homes nearby

Year built2006
OlderTypical 1994Newer

Newer than 73% of homes nearby

How 911 S 31st St ranks against every home in each area.
MeasureThis homeSpearfish 57783Lawrence County
Living areabigger than1,053 ft²21% of homes23% of homes
Lot sizebigger than3,920 ft²12% of homes11% of homes
Year builtnewer than200673% of homes74% of homes

About 911 S 31st St

When did 911 S 31st St, Spearfish, SD last sell?

911 S 31st St, Spearfish, SD last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 911 S 31st St, Spearfish, SD?

911 S 31st St, Spearfish, SD has 3 bathrooms, 1,053 square feet of living space and a 0.09-acre lot.

When was 911 S 31st St, Spearfish, SD built?

911 S 31st St, Spearfish, SD was built in 2006, making it 20 years old. It is a duplex single home.

What schools serve 911 S 31st St, Spearfish, SD?

911 S 31st St, Spearfish, SD is assigned to Spearfish Middle School - 05 (middle), rated B-; Spearfish High School - 01 (high), rated C+; West Elementary - 03 (elementary). All sit in Spearfish School District 40-2. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 911 S 31st St, Spearfish, SD compare to other homes in Spearfish 57783?

Among the 7,071 homes in Spearfish 57783, it is bigger than 21% of them (1,053 ft² against a typical 1,362 ft²), its lot is bigger than 12% of them (3,920 ft² against a typical 0.29 ac) and it is newer than 73% of them (2006 against a typical 1994). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 911 S 31st St, Spearfish, SD?

The 2025 property tax bill for 911 S 31st St, Spearfish, SD was $4,562. The county assessed it at $349,030.

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