Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential

13704 HIGHWAY 40

KEYSTONE, SD 57751
3
Beds
3
Baths
1,431 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.
6.03 ac
Lot SizeThe size of the land the home sits on, from county records.
2015
Year BuiltThe year the home was originally built, according to county records.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,579 (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.$849,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$198,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$650,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$849,500

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.Ranch
CountyPennington
Lot (acres)The size of the land the home sits on, from county records.6.03
ConstructionThe main material the home's frame and walls are built from.Log
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 77 ft²Patio · 473 ft²Porch · 473 ft²

Transaction History(2)

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
Hermosa Elementary - 04C-
Elementary · Grades PK–6 · 6.6 mi
H
Custer High School - 01B+
High · Grades 9–12 · 15.1 mi

District: Custer School District 16-1

Neighborhood · ZIP 57751These 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.109
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.39

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.78%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.6%
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.794
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.12 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$111,312
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$130,793
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.20 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.63%

Owner Tools

Do you own this home?
Claim this home

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

13704 Highway 40 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.

  • Has a bigger lot than 93% of homes in Pennington County
  • Newer than 91% of homes in Pennington County

How it measures up in Keystone 57751

The dot is this home. The mark in the middle is the typical home in Keystone 57751.

Living area1,431 ft²
SmallerTypical 1,600 ft²Bigger

Bigger than 40% of homes nearby

Lot size6.03 ac
SmallerTypical 3.18 acBigger

Bigger than 75% of homes nearby

Year built2015
OlderTypical 1996Newer

Newer than 85% of homes nearby

How 13704 Highway 40 ranks against every home in each area.
MeasureThis homeKeystone 57751Pennington County
Living areabigger than1,431 ft²40% of homes57% of homes
Lot sizebigger than6.03 ac75% of homes93% of homes
Year builtnewer than201585% of homes91% of homes

About 13704 Highway 40

How big is 13704 Highway 40, Keystone, SD?

13704 Highway 40, Keystone, SD has 3 bedrooms, 3 bathrooms, 1,431 square feet of living space and a 6.03-acre lot.

When was 13704 Highway 40, Keystone, SD built?

13704 Highway 40, Keystone, SD was built in 2015, making it 11 years old. It is a ranch home.

What schools serve 13704 Highway 40, Keystone, SD?

13704 Highway 40, Keystone, SD is assigned to Hermosa Elementary - 04 (elementary), rated C-; Custer High School - 01 (high), rated B+. All sit in Custer School District 16-1. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 13704 Highway 40, Keystone, SD compare to other homes in Keystone 57751?

Among the 447 homes in Keystone 57751, it is bigger than 40% of them (1,431 ft² against a typical 1,600 ft²), its lot is bigger than 75% of them (6.03 ac against a typical 3.18 ac) and it is newer than 85% of them (2015 against a typical 1996). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 13704 Highway 40, Keystone, SD?

The 2025 property tax bill for 13704 Highway 40, Keystone, SD was $8,579. The county assessed it at $849,500.

More homes on Highway 40

Closest homes

More homes in Keystone 57751

Assigned schools

Explore the area

See this home in context

Open 13704 Highway 40 on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map