13650 Highway 40 is a 1,809 square foot home on a 7.01 acre lot. - it last sold on June 27, 2019 for $225,000. Based on Redfin's Keystone data, we estimate the home's value is $379,070.
ManufacturedProperty Type
1992Year Built
7.01 acresLot Size
$210Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$379,070
$154K since sold in June 2019$4,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 26.3% lower than the average sale price ($514K) of 6 comparable homes.
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Earn from this home
Refinance
$0
Est. cash available
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Market trends in 57751, SD
Last updated August 2026
Sale-to-List Price
100.0%
0.0% MoM
Median sale price
$1.2M
$517 MoM
Avg. days on market
73d
0 days MoM
Recently sold homes
1
0 MoM
Provided by Redfin
Sale history for 13650 Highway 40
Date
Event
Price
Public Records
Jun 27, 2019
Sold
$225,000
$124/sq ft
Public Records
Apr 1, 1998
Sold
$128,000
$71/sq ft
Public Records
Jan 1, 1998
Sold
$129,430
$72/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$2,582 (+14.3%)
$228,400 + $148,900
$377,300
2024
$2,258 (+4.8%)
$228,400 + $148,900
$377,300
2023
$2,155 (+46.4%)
$179,600 + $174,800
$354,400
2022
$1,471 (+9.3%)
$89,700 + $121,700
$211,400
2021
$1,347 (+8.9%)
$89,700 + $121,700
$211,400
2020
$1,237 (−17.2%)
$73,300 + $93,300
$166,600
2019
$1,494 (+9.4%)
$73,300 + $77,200
$150,500
2018
$1,365 (+6.0%)
$73,300 + $77,500
$150,800
2017
$1,288 (−4.5%)
$67,300 + $54,100
$121,400
2016
$1,349 (+0.4%)
$67,300 + $45,000
$112,300
2013
$1,343
$67,300 + $38,300
$105,600
Tax history for 13650 Highway 40
Year
Property tax
Land + Additions
Assessment*
2025
$2,582 (+14.3%)
$228,400 + $148,900
$377,300
2024
$2,258 (+4.8%)
$228,400 + $148,900
$377,300
2023
$2,155 (+46.4%)
$179,600 + $174,800
$354,400
2022
$1,471 (+9.3%)
$89,700 + $121,700
$211,400
2021
$1,347 (+8.9%)
$89,700 + $121,700
$211,400
2020
$1,237 (−17.2%)
$73,300 + $93,300
$166,600
2019
$1,494 (+9.4%)
$73,300 + $77,200
$150,500
2018
$1,365 (+6.0%)
$73,300 + $77,500
$150,800
2017
$1,288 (−4.5%)
$67,300 + $54,100
$121,400
2016
$1,349 (+0.4%)
$67,300 + $45,000
$112,300
2013
$1,343
$67,300 + $38,300
$105,600
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
AG
Agriculture District
The Agriculture District provides for large tracts of land that are dedicated to agricultural or resource-utilization uses.
Permitted uses
Include but are not limited to:
Agriculture
Greenhouse / nursery
Livestock production
Ranch
Housing-Single unit
Wastewater treatment
Communications tower
Transportation
Park & open space
Jun 11, 2019 • Final
Co building
Construct a three-sided run-in shed.
ADU
Aug 30, 2018 • Active
Co operating
Install a conventional heating and air conditioning system.
HVAC
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Exterior
Exterior Information
Building Construction Quality: Average
Building Type: Mobile Home Double Wide
Mobile Home Information
Is Mobile Home
Property Information
Living Sq. Ft: 1,809
Legal Description: S19, T2S, R07E, BLACK HILLS MERIDIAN, UNPLATTED PT OF SE1/4NW1/4 NORTH OF HWY 40 (ALSO DESCRIBED AS PANELIZED PLACER MINING CLAIM)
Lot Information
# of Buildings: 1
Land Sq. Ft: 305,312
Acres: 7.009
County Use Description: DWLNGS & AUTO GAR ON AG LAND
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: —
Baths: —
Sq. Ft.: 1,809
Stories: —
Lot Size: 7.01 acres
Style: Mobile/Manufactured Home
Year Built: 1992
Year Renovated: —
County: Pennington County
APN: 16242
Home facts updated by county records on Jul 20, 2026
Around this home
Schools
Hermosa Elementary - 04
Public PreK-6 • Assigned • 7.0mi
5/10
Custer Middle School - 05
Public 7-8 • Assigned • 14.2mi
8/10
Custer High School - 01
Public 9-12 • Assigned • 14.2mi
5/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
6/10 Fire Factor
10% chance of being in a wildfire in next 30 years
2/10 Heat Factor
7 days above 92° expected this year, 17 days in 30 years
2/10 Wind Factor
Minor risk of severe winds over next 30 years
3/10 Air Factor
2 unhealthy days expected this year, 4 days in 30 years
Provided by First Street
Historical weather
Keystone, SD • 57751
Average low and high temperatures (°F)
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78
52
64
39
49
28
45
24
Jan
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Apr
May
Jun
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Sun exposure
Try the sun simulator tool to see how light moves across the property at different times of day and year.