350 Williams St, Deadwood, SD 57732 Property Records

Lawrence County property record for 350 Williams St, Deadwood, SD 57732

Property Summary

Property TypeSingle Family Home
Details6 ba · 2,774 sqft · built 1880
Lot Size0.14 acres (6,098 sqft)
Owner2 Individual Names on File
Tax Bill$5,627 (2025)
Flood ZoneZone X (minimal risk)
APN30025-08000-090-00

Property Details

APN / Parcel Number

Primary APN30025-08000-090-00
Alternative APN
  • R12743

Interior

Full Baths6 Baths
Plumbing Fixtures18 Plumbing Fixtures
Building Area2,774 sqft Living Area
1st Floor Area1,399 sqft

Exterior

Year BuiltBuilt 1880
Effective Year BuiltEffective 1880
Lot Area6,098 sqft (0.14 acres)
Lot Dimensions90 ft deep x 60 ft wide

Location & Zoning

Account NumberR12743
Street Address350 WILLIAMS ST
CityDEADWOOD
StateSD
Zip57732-1116
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionORIGINAL TOWN DEADWOOD LOT 8 LESS SW 20' & ALL OF LOT 9 BLK G
Legal SubdivisionORIGINAL TOWN DEADWOOD
Legal BlockG
Legal Lot Number8-9
JurisdictionLAWRENCE SD
Township / Civil DivisionDEADWOOD
Census Block Group2
Census Block2010
Census Tract966102

Historic Designation

Source: NPS National Register of Historic Places, as of August 1, 2026

Historic DistrictWithin the Deadwood Historic District
listed 1966 · 393 contributing resources · National Historic Landmark (designated 1961) · NRIS 66000716

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.

Owner

350 Williams St, a single family home, is owned by two individuals.

Source: Lawrence County records, as of September 15, 2026

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record2 Individual Names on File
Mailing AddressPO BOX 492, DEADWOOD, SD 57732-0492
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Record UpdatedOct 29, 2026

Tax Assessment & Valuation

The 2025 property tax bill for 350 Williams St was $5,627, up % from the year before.

Source: Lawrence County assessment roll, as of September 15, 2026

Property Jurisdictions

TypeName
StateSouth Dakota
CountyLawrence County
MunicipalityDeadwood City
Unified School DistrictLead-Deadwood School District 40-1 (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$477,380 (-2.19%) Land $39,410 Building $437,970
2025$5,627.00 (+0.02%)$488,080 Land $39,410 Building $448,670
2024$5,626.00
2023$405,570 Land $31,410 Building $374,160
2022$4,749.00$326,170 Land $26,840 Building $299,330

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

FEMA maps place 350 Williams St in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective April 29, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Flood Insurance CostPremium on File
median of 11 policies
Nearby Flood Policies11 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

Wildfire risk around 350 Williams St is moderate, ranking above 55% of the US, with a 0.1% annual chance of wildfire.

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

Wildfire RiskModerate
above 55% of the US · above 45% of South Dakota
Wildfire Likelihood0.1% annual chance
ExposureIndirect
within ember reach
Adjoins Burnable LandYes

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 SystemDEADWOOD
serves 1,156 people · EPA ID SD4600104
Water SourcePurchased surface water from LEAD-DEADWOOD SANITARY DISTRICT
Last State InspectionApr 2024
Lead2 ppb (2023)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
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 160 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Midco
Cable
1,250 / 60
Bluepeak
Cable · Fiber in parts of the area
1,000 / 30
Verizon
Fixed Wireless
300 / 20

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