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Duplex (2 Units, Any Combination)Residential
$309,580$213 / 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 85How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

842 HARVARD ST

SPEARFISH, SD 57783
4
Baths
1,456 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.
2007
Year BuiltThe year the home was originally built, according to county records.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$310K
$263K low$356K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,859 (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.$332,470 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$39,370
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$293,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$370,650
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$313,370

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

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
West Elementary - 03
Elementary · Grades 1–2 · 0.1 mi
M
Spearfish Middle School - 05B-
Middle · Grades 6–8 · 0.7 mi
H
Spearfish High School - 01C+
High · Grades 9–12 · 0.8 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

842 Harvard 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 92% of homes in Spearfish 57783
  • Costs less per square foot than 95% of homes in Spearfish 57783
  • Has a smaller lot than 89% of homes in Lawrence County
  • Newer than 75% of homes in Lawrence County

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
$256K$1.4M

This home is worth more than 8% 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$309,580
CheaperTypical $497,539Pricier

Pricier than 8% of homes nearby

Price per ft²$213
CheaperTypical $345Pricier

Pricier than 5% of homes nearby

Living area1,456 ft²
SmallerTypical 1,368 ft²Bigger

Bigger than 56% of homes nearby

Lot size3,920 ft²
SmallerTypical 0.29 acBigger

Bigger than 12% of homes nearby

Year built2007
OlderTypical 1995Newer

Newer than 74% of homes nearby

How 842 Harvard St ranks against every home in each area.
MeasureThis homeSpearfish 57783Lawrence County
Estimated valuepricier than$309,5808% of homes16% of homes
Price per ft²pricier than$2135% of homes13% of homes
Living areabigger than1,456 ft²56% of homes56% of homes
Lot sizebigger than3,920 ft²12% of homes11% of homes
Year builtnewer than200774% of homes75% of homes

About 842 Harvard St

How much is 842 Harvard St, Spearfish, SD worth?

The TopHap Estimate for 842 Harvard St, Spearfish, SD is $309,580 as of Aug 30, 2026. The likely range is $263,203 to $355,957. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 842 Harvard St, Spearfish, SD last sell?

842 Harvard St, Spearfish, SD last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 842 Harvard St, Spearfish, SD?

842 Harvard St, Spearfish, SD has 4 bathrooms, 1,456 square feet of living space and a 0.09-acre lot.

When was 842 Harvard St, Spearfish, SD built?

842 Harvard St, Spearfish, SD was built in 2007, making it 19 years old. It is a duplex single home.

What schools serve 842 Harvard St, Spearfish, SD?

842 Harvard St, 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 842 Harvard St, Spearfish, SD compare to other homes in Spearfish 57783?

Among the 7,148 homes in Spearfish 57783, it is worth more than 8% of them ($309,580 against a typical $497,539), its price per square foot is higher than 5% of them ($213 against a typical $345), it is bigger than 56% of them (1,456 ft² against a typical 1,368 ft²), its lot is bigger than 12% of them (3,920 ft² against a typical 0.29 ac) and it is newer than 74% of them (2007 against a typical 1995). Measured against all of Lawrence County, it is worth more than 16% 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 842 Harvard St, Spearfish, SD?

The 2025 property tax bill for 842 Harvard St, Spearfish, SD was $3,859. The county assessed it at $332,470.

More homes on Harvard St

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More homes in Spearfish 57783

Assigned schools

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