Blog · October 14, 2026 · South Dakota
Bon Homme County Plat Book, South Dakota: what to know
Closer to Bon Homme Colony, plat books show ownership by township; the parcel viewer shows it today.
Main page: Bon Homme County, SD GIS & Parcel Viewer (official map link, county facts and neighboring maps).
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Want a copy of the Bon Homme County plat book? A plat book shows owners and tract lines on township pages, and it's handy for land around Springfield Recreation Area. In this Bon Homme County guide: what's in a plat book, where to look for printed copies, and the free online map that stays current.
Getting started with the Bon Homme County plat book
For property near Springfield Recreation Area, plat books are commercial atlases, with owner names on each tract, page by page across the county.
The free map to start with
Property in and around Missouri River are published on the District III regional GIS map, a viewer that needs no account. For land near Bon Homme Colony, enter a street address, an owner's name or a parcel number, and the matching parcel lights up. For a tract near Tyndall, the parcel card typically gives the owner of record, acreage on the tax roll, the parcel number and in many cases the last transfer.
Getting your bearings
Tyndall serves as the county seat, home to the main records offices. You'll also find Avon, Scotland, Springfield, and Tabor, where town lots give way to larger tracts. Roughly 7,065 people call Bon Homme County home (Census estimate, 2023) across roughly 564 square miles. Bon Homme County dates to 1862, so old deeds can run back a long way. Features like Missouri River, Missouri National Recreational River, and Springfield Recreation Area are easy to spot when you zoom out.
Using it on a phone
Most viewers work in a phone browser, handy when you're parked on a road near Running Water, so load it before you lose signal. A printout of the tract near Scotland is a good backup.
The paper trail behind a parcel
Around Springfield Recreation Area, the map is an index, not the title: deeds, plats and easements for parcels in the county are filed with the Register of Deeds. For acreage around Bon Homme Colony, bring the document number from the tax record to skip a name search.
Who handles what
Deeds, mortgages and recorded plats for land near Tabor come from the Register of Deeds, sometimes only in person. Questions about what you can build around Tabor need the planning or permitting office, and the answer depends on jurisdiction.
How land is described here
South Dakota is laid out under the Public Land Survey System, so rural legal descriptions near Missouri National Recreational River cite section, township and range. A standard section is about one square mile, roughly 640 acres, with 36 sections to a township, though corrections make some sections near Springfield odd-sized. Keep the legal description for land near Scotland when you talk to a surveyor.
Printing your own
Print parcel views near Springfield Recreation Area township by township and keep them in a binder for the truck.
What the map can't tell you
For acreage around Missouri River, acreage on the record is a tax-roll number; only a licensed surveyor establishes the real boundary on the ground. If you're looking near Scotland, records update in batches, so a deed recorded last month can take weeks to appear.
Where to look for one
Older editions near Springfield Recreation Area turn up in libraries and historical societies, which helps when tracing a farm's history.
Current ownership online
Near Scotland, the District III regional GIS map is updated more often than any atlas, across the county.
Atlas or legal document
Near Bon Homme Colony, don't confuse the atlas with a recorded subdivision plat: the recorded plat at the Register of Deeds is a legal document, and the atlas is just a guide.
Common uses
Farmers, hunters and appraisers near Springfield use plat books to see ownership across many tracts at once.
When a parcel crosses a boundary
Bon Homme County touches Knox County, NE, Charles Mix County, Hutchinson County, and Yankton County, and each of those keeps its own parcel map. A tract near the line by Bon Homme Colony may show up across two assessors' files, so look at the adjacent map before you assume the acreage. For a tract near Kingsburg, our state page lists each bordering county map for South Dakota.
Questions about the Bon Homme County plat book
Is there a current Bon Homme County plat book?
In and around Missouri National Recreational River, it depends on whether a publisher has a current edition; ask local offices.
Is a plat book the same as a recorded plat near Missouri National Recreational River?
On ground around Tyndall, recorded plats are legal documents at the Register of Deeds, and plat books are references; check the deed.
Should I use the District III regional GIS map instead near Missouri River?
For property near Missouri National Recreational River, the District III regional GIS map is free and updated more often.
How do I research old landowners around Springfield?
For a parcel near Kingsburg, libraries and historical societies hold older editions; availability varies.
Can I settle a boundary dispute with the map near Bon Homme Colony?
The map near Kingsburg is approximate; a survey sets the real corners
Open the official Bon Homme County, SD parcel map See it in the Platbookmapper directory
Not a survey. County GIS and tax parcel maps are assessment and planning layers. They are not a substitute for a recorded plat, deed, or licensed survey, especially for fences, setbacks, or boundary disputes.