Lyman County

Parcel & Property Data

16,835Total Parcels

—Avg. Market Value

606,297Total Acres

About This Data

LandBrief holds 16,835 parcel records for Lyman County, sourced from county records. Each includes the parcel boundary, and — where the county publishes them — owner, situs address, acreage, assessed values and legal description.

Data from the Lyman County assessor roll dated July 2022, loaded August 2026. See data sources for every county’s vintage.

Explore Lyman County

Largest landownersWho holds the most land in Lyman County, by total acreage.
Largest parcelsThe biggest individual tracts in the county, ranked by size.
Out-of-state ownersWho owns Lyman County from somewhere else, and where they live.

Lyman County by the Numbers

Median parcel size: 2.8 acres
measured from mapped boundaries
90th-percentile parcel: 159.5 acres
County land area: 1,051,062 acres
U.S. Census measurement
Communities: 47
0.0% of parcels outside any incorporated place
Out-of-state owners: 18.3% of parcels
by owner mailing address

Who Owns Lyman County?

Share of the county’s 16,835 parcels by the kind of owner on record. Classified from owner names, so the boundaries are approximate; an entity the rules cannot place counts as an individual.

Owner type	Share of parcels
Individuals	51.2%
Companies & organizations	26.9%
Trusts & estates	9.2%
Government	12.4%
Other / unclassified	0.3%

The largest owner on record is SD DEPT OF GAME, FISH & PARKS (CORP) with 1,852 parcels — see the full landowner leaderboard.

Parcel Records (~16,835 total)

Showper page

Parcel ID	Owner	Address	City	Acreage
7928	FT PIERRE NATIONAL GRASSLAND	STR 21-108-78	Mcclure	638.08
8010	USA IN TRUST FOR THE LOWER BRULE SIOUX TRIBE	STR 32-107-73	Unorganized	629.78
1564	TERRY & KAY MOORE	STR 16-103-79	Sioux	624.96
8255	USA (CORP)	STR 4-107-73	Unorganized	599.31
7894	LOWER BRULE SIOUX TRIBE	STR 16-108-76	Unorganized	588.49
1660	LENNY WOLCOTT ETAL	STR 11-104-72	Oacoma	577.64
8987	MICHAEL L & REBECCA L REIMER (JT)	—	Oacoma	577.64
8988	JASON PULLMAN & MARLO NATWICK (JT)	—	Oacoma	577.64
8202	LOWER BRULE SIOUX TRIBE	STR 36-106-72	Unorganized	561.67
1360	JEFFREY & CONNIE HUTCHISON	STR 21-103-77	Sylvia	550.77

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All 16,835 parcels in Lyman County as a single file — free, no account needed. Shapefile, GeoJSON, GeoPackage, CSV and Parquet.

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Frequently Asked Questions

How many parcels are in Lyman County?

The Lyman County assessor roll on file records 16,835 parcels across 47 communities.

Who owns the most land in Lyman County?

SD DEPT OF GAME, FISH & PARKS (CORP) holds 1,852 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.

What is the typical parcel size in Lyman County?

Measured from mapped boundaries, the median parcel is 2.8 acres, and nine parcels in ten are under 159.5 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.

How much of Lyman County is owned from out of state?

18.3% of parcels list an owner mailing address outside SD, per the county’s own records.

How much of Lyman County is government-owned?

Government entities — federal, state, and local — hold 12.4% of the county’s parcels, classified from owner names on the roll.

How current is this data?

It comes from the Lyman County assessor roll dated July 2022. Counties deliver on their own schedules; the methodology page explains how records are processed and the data sources page tracks every county’s vintage.

Browse by City (47)

16,835 parcels across 47 communities in Lyman County.