721 Madill St, Keystone, SD 57751 Property Records

Pennington County property record for 721 Madill St, Keystone, SD 57751 · Last verified April 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms3 Beds
Bathrooms1 Baths
Year BuiltBuilt 1890
Square Footage1,391 sqft Living Area
Lot Size8,276 sqft (0.19 acres)
OccupancyOwner Occupied
Last Sale$103,000 (2019)
Tax Bill$2,231.00 (2025)

Property Details

APN / Parcel Number

Primary APN70-04-353-016
Alternative APN
  • 65709

Interior

Bedrooms3 Beds
Full Baths1 Baths
Building Area1,391 sqft Living Area
Gross Area1,246 sqft Gross Area
Basement Area1,355 sqft Basement
Finished Basement779 sqft Finished

Exterior

Year BuiltBuilt 1890
Effective Year BuiltEffective 1890
Architectural StyleRanch Style
Lot Area8,276 sqft (0.19 acres)
Garage TypeAttached Garage
Garage Area1,940 sqft Garage
Deck Area217 sqft Deck
PorchEnclosed Porch
Porch Area145 sqft Porch

Location & Zoning

Account Number65709
Street Address721 MADILL ST
CityKEYSTONE
StateSD
Zip57751-2006
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionHARNEY ADD, BLOCK 3, TRACT 4B
Legal SubdivisionHARNEY ADD
Legal Tract4B
Legal Block3
JurisdictionPENNINGTON SD
Minor Civil DivisionKEYSTONE
Census Blockgroup1
Census Block1066
Census Tract11005

Owner

Source: Pennington County records · APN 70-04-353-016

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

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Owner of Record2 Individual Names on File
Mailing Address721 MADILL ST, KEYSTONE, SD 57751-2006
OccupancyOwner Occupied
Owner TypeOwner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleJul 18, 2019 · Amount on Record
Deed SaleJul 18, 2019 · Amount on Record
Record RefreshedJun 08, 2026

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateSouth Dakota
CountyPennington County
MunicipalityKeystone Town
Unified School DistrictHill City School District 51-2 (PK - 12)

Tax Bill & Assessment History

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

YearTax BillAssessed Value
2025$2,231.00 (+2.06%)$222,000 (+18.72%) Land $27,000 Building $195,000
2023$2,186.00 (-5.69%)$187,000 Land $27,000 Building $160,000
2022$2,318.00

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