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Single Family ResidenceResidential
$539,600$649 / 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 67How 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

19920 ROCKY LN

SPEARFISH, SD 57783
3
Baths
832 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.
13.71 ac
Lot SizeThe size of the land the home sits on, from county records.
1942
Year BuiltThe year the home was originally built, according to county records.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$540K
$364K low$716K 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.$539,600
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$431,680

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,465 (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.$278,820 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$142,620
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$136,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$231,810
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$204,380

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.170 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
CountyLAWRENCE
Lot (acres)The size of the land the home sits on, from county records.13.71
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.

E
West Elementary - 03
Elementary · Grades 1–2 · 8.5 mi
M
Spearfish Middle School - 05B-
Middle · Grades 6–8 · 8.8 mi
H
Spearfish High School - 01C+
High · Grades 9–12 · 8.9 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%

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

19920 Rocky Ln 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 more per square foot than 97% of homes in Spearfish 57783
  • Smaller than 96% of homes in Spearfish 57783
  • Has a bigger lot than 95% of homes in Spearfish 57783
  • Older than 91% of homes in Spearfish 57783

What homes are worth in Spearfish 57783

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

This home
$204K$1.3M

This home is worth more than 60% of homes in Spearfish 57783.

How it measures up in Spearfish 57783

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

Estimated value$539,600
CheaperTypical $476,555Pricier

Pricier than 60% of homes nearby

Price per ft²$649
CheaperTypical $347Pricier

Pricier than 97% of homes nearby

Living area832 ft²
SmallerTypical 1,368 ft²Bigger

Bigger than 4% of homes nearby

Lot size13.71 ac
SmallerTypical 0.29 acBigger

Bigger than 95% of homes nearby

Year built1942
OlderTypical 1994Newer

Newer than 9% of homes nearby

How 19920 Rocky Ln ranks against every home in each area.
MeasureThis homeSpearfish 57783Lawrence County
Estimated valuepricier than$539,60060% of homes60% of homes
Price per ft²pricier than$64997% of homes95% of homes
Living areabigger than832 ft²4% of homes8% of homes
Lot sizebigger than13.71 ac95% of homes94% of homes
Year builtnewer than19429% of homes20% of homes

About 19920 Rocky Ln

How much is 19920 Rocky Ln, Spearfish, SD worth?

The TopHap Estimate for 19920 Rocky Ln, Spearfish, SD is $539,600 as of Jul 14, 2026. The likely range is $363,568 to $715,632. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 19920 Rocky Ln, Spearfish, SD last sell?

19920 Rocky Ln, Spearfish, SD last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 19920 Rocky Ln, Spearfish, SD?

19920 Rocky Ln, Spearfish, SD has 3 bathrooms, 832 square feet of living space and a 13.71-acre lot.

When was 19920 Rocky Ln, Spearfish, SD built?

19920 Rocky Ln, Spearfish, SD was built in 1942, making it 84 years old.

What schools serve 19920 Rocky Ln, Spearfish, SD?

19920 Rocky Ln, Spearfish, SD is assigned to West Elementary - 03 (elementary); Spearfish Middle School - 05 (middle), rated B-; Spearfish High School - 01 (high), rated C+. All sit in Spearfish School District 40-2. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 19920 Rocky Ln, Spearfish, SD compare to other homes in Spearfish 57783?

Among the 7,071 homes in Spearfish 57783, it is worth more than 60% of them ($539,600 against a typical $476,555), its price per square foot is higher than 97% of them ($649 against a typical $347), it is bigger than 4% of them (832 ft² against a typical 1,368 ft²), its lot is bigger than 95% of them (13.71 ac against a typical 0.29 ac) and it is newer than 9% of them (1942 against a typical 1994). Measured against all of Lawrence 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 19920 Rocky Ln, Spearfish, SD?

The 2025 property tax bill for 19920 Rocky Ln, Spearfish, SD was $2,465. The county assessed it at $278,820.

Closest homes

More homes in Spearfish 57783

Assigned schools

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