13710 Hwy 40, Keystone, SD 57751 Property Records

Pennington County property record for 13710 Hwy 40, Keystone, SD 57751

Property Summary

Property Type	Single Family Home
Details	2 bd · 2 ba · 1,296 sqft · built 1923
Lot Size	5.64 acres (245,678 sqft)
Owner	2 Individual Names on Record
Last Sale	$147,000 (Feb 2018)
Tax Bill	$3,551 (2025)
Flood Zone	Zone X (minimal risk)
APN	`71-17-301-013`

Property Details

APN / Parcel Number

Primary APN	`71-17-301-013`
Alternative APN	`65807`

Interior

Bedrooms	2 Beds
Full Baths	2 Baths
Building Area	1,296 sqft Living Area
Basement Area	944 sqft
Finished Basement	270 sqft

Exterior

Year Built	Built 1923
Effective Year Built	Effective 1923
Architectural Style	Bungalow
Construction Type	Log
Lot Area	245,678 sqft (5.64 acres)
Garage Type	Attached
Garage Area	1,524 sqft
Deck Area	96 sqft

Location & Zoning

Account Number	65807
Street Address	13710 HIGHWAY 40
City	KEYSTONE
State	SD
Zip	57751-6607
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	BATTLE CREEK MOUNTAIN ESTATES SUBD, LOT 2C
Legal Subdivision	BATTLE CREEK MOUNTAIN ESTATES SUBD
Legal Lot Number	2C
Jurisdiction	PENNINGTON SD
Township / Civil Division	MOUNT RUSHMORE
Census Block Group	2
Census Block	2014
Census Tract	11005

Owner

Source: Pennington County records, as of September 14, 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 Record
Mailing Address	13710 HIGHWAY 40, KEYSTONE, SD 57751-6607
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Feb 26, 2018 · Amount on Record
Deed Sale	Feb 26, 2018 · Amount on Record
Prior Transfer Date	Oct 17, 2014
Prior Transfer Doc	A201414631
Record Updated	Oct 29, 2026

Tax Assessment & Valuation

Source: Pennington County assessment roll, as of September 14, 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

Year	Tax Bill	Assessed Value
2026		$351,700 (-) Land $248,400 Building $103,300
2025	$3,551.00 (+20.7%)	$351,700 (+24.85%) Land $248,400 Building $103,300
2023	$2,942.00 (+24.45%)	$281,700 Land $190,800 Building $90,900
2022	$2,364.00

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

Flood

Source: FEMA National Flood Hazard Layer, effective June 11, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	1 in force

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	High above 80% of the US · above 91% of South Dakota
Wildfire Likelihood	0.6% annual chance
Exposure	Direct burnable vegetation

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	SOUTHERN BLACK HILLS WATER private · serves 947 people · EPA ID SD4602309
Water Source	Groundwater
Last State Inspection	Mar 2026
Lead	2 ppb (2025) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 23 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
TSC Fiber	1,000 / 1,000