13790 Borglum Rd, Keystone, SD 57751 Property Records

Pennington County property record for 13790 Borglum Rd, Keystone, SD 57751 · Last verified April 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	4 Beds
Bathrooms	3 Baths
Year Built	Built 2005
Square Footage	1,932 sqft Living Area
Lot Size	132,422 sqft (3.04 acres)
Occupancy	Owner Occupied
Last Sale	$480,000 (2021)
Tax Bill	$6,000.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`71-17-477-004`
Alternative APN	`56856`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Building Area	1,932 sqft Living Area
Basement Area	1,544 sqft Basement
Finished Basement	1,144 sqft Finished
Unfinished Basement	1,544 sqft Unfinished

Exterior

Year Built	Built 2005
Effective Year Built	Effective 2005
Architectural Style	Ranch Style
Construction Type	Log Construction
Lot Area	132,422 sqft (3.04 acres)
Deck Area	128 sqft Deck

Location & Zoning

Account Number	56856
Street Address	13790 BORGLUM RD
City	KEYSTONE
State	SD
Zip	57751-6648
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	RUSHMORE RANCH ESTATES SUBD, LOT B, (ALSO IN SEC 20)
Legal Subdivision	RUSHMORE RANCH ESTATES SUBD
Legal Lot Number	B
Jurisdiction	PENNINGTON SD
Minor Civil Division	MOUNT RUSHMORE
Census Blockgroup	2
Census Block	2044
Census Tract	11005

Owner

Source: Pennington County records · APN 71-17-477-004

Assessment roll updated August 26, 2025 · Last verified April 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Individual Names on File
Mailing Address	13790 BORGLUM RD, KEYSTONE, SD 57751-6648
Occupancy	Owner Occupied
Owner Type	Owner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Dec 22, 2021 · Amount on Record
Deed Sale	Dec 22, 2021 · Amount on Record
Record Refreshed	Jun 08, 2026

Tax Assessment & Valuation

Source: Pennington County records · Assessment roll updated August 26, 2025 · Last verified April 2026

Property Jurisdictions

Type	Name
State	South Dakota
County	Pennington County
Unified School District	Custer School District 16-1 (PK - 12)

Tax Bill & Assessment History

Assessed value is set for property tax purposes and is not a market price estimate.

Year	Tax Bill	Assessed Value
2025	$6,000.00 (+3.09%)	$588,700 (+6.8%) Land $106,600 Building $482,100
2023	$5,820.00 (-4.92%)	$551,200 Land $116,600 Building $434,600
2022	$6,121.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Pennington County (46103C), updated June 11, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone D
Flood Hazard	Undetermined not studied
500-Year Floodplain	No
Special Flood Hazard Area	No

Wildfire

Wildfire Risk	High above 79% of the US · above 90% of South Dakota
Wildfire Likelihood	About 1 in 182 per year
Exposure	Direct burnable vegetation at the parcel

Values are read at the parcel center point; lenders make the official flood determination.