Blog · October 14, 2026 · Missouri
The Buchanan County Plat Book: a Missouri guide
Printed plat books and the free online map for owners around Easton.
Main page: Buchanan County, MO GIS & Parcel Viewer (official map link, Buchanan County facts and neighboring maps).
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People who grew up near St. Joseph remember the Buchanan County plat book as the book that named every farm. We'll cover what's in one, where Buchanan County copies turn up, and how the county's free map fills the gaps.
What's inside a county plat book
A plat book, sometimes called a land atlas, lists each township in Buchanan County as a page, with ownership blocks labeled by owner name and approximate acreage. It's different from a recorded plat, which is the official survey drawing for a subdivision in St. Joseph filed with the county.
Opening the Buchanan County parcel viewer
Buchanan County publishes its parcels on the IntegrityGIS - Buchanan County, which runs on an Integrity GIS parcel viewer, free to use for a lot in Easton or a tract close to St. Joseph. Click any Buchanan County parcel near Easton to open its record: owner, parcel ID and assessed acreage are most frequently listed. For a backup route to the map covering St. Joseph, our Buchanan County directory entry keeps the link current.
Finding a printed Buchanan County plat book
Private publishers have printed plat books for many rural counties, but editions for Buchanan County come and go; inquire at the courthouse, the extension office or a farm supply store in St. Joseph. Collectors and genealogists prize old Buchanan County atlases as they show farm names and owners near Sparta long before online maps.
Using the Buchanan County map as a modern plat book
The IntegrityGIS - Buchanan County works as a living Buchanan County plat book, with owner names and parcel lines over aerial photos of Buchanan County. Phone signal can be thin near Sparta, so save the parcel IDs you need before you head out.
Buchanan County at a glance
From St. Joseph, the seat of the county, the map spreads out to Dearborn, De Kalb, Easton, and Gower. Unincorporated communities in Buchanan County, including Faucett, Frazier, and Halls, show up as small groups of parcels along the roads. Roughly 408 square miles of land and about 82,956 residents (2023 estimate) make up Buchanan County. Platted neighborhoods near De Kalb give way to rural acreage elsewhere in the county.
What a plat book page lists near De Kalb
A typical atlas page for a township near De Kalb lists sections, roads and streams, with each ownership block labeled. Acreage printed in a county atlas is approximate; the deed and a survey decide the real figure for a tract close to St. Joseph. For a land purchase near St. Joseph, rely on the county parcel record and a title search, not an atlas.
Editions, deeds and printouts
Comparing two Buchanan County editions side by side lists when a farm near Dearborn was split or sold. If you can't track down a printed edition, a screenshot of each township from the county map works as a decent homemade atlas for the area around St. Joseph.
The Buchanan County economy in brief
Buchanan County's 2022 business count was 2,074 establishments, with health care and social assistance, retail trade, and other services the largest groups. Warehousing and storage and chemical manufacturing make up an above-average share of Buchanan County businesses, a clue to how land around Lewis and Clark Village gets used.
Buchanan County land records
Deeds and plats behind the Buchanan County map are kept by the county's recording office; the official Buchanan County website names which office that is. A deed book and page or instrument number on the county record is the fastest way to pull the document for a lot in Gower.
Quick answers for Buchanan County
What is the difference between a plat book and a plat in Buchanan County?
No; a lot in De Kalb answers to its recorded plat, and the county atlas is a reference, nothing more.
Is there a current plat book for Buchanan County, Missouri?
Editions come and go; inquire at the courthouse, extension office or farm supply stores in De Kalb.
Are older plat books for Buchanan County, Missouri online?
Check the library in De Kalb, local historical groups and estate sales for older Buchanan County editions.
Is the Buchanan County, Missouri online map better than a plat book?
For current owners near Gower, yes; the IntegrityGIS - Buchanan County updates as deeds are processed.
Does a Buchanan County plat book show property lines?
Only roughly; a Buchanan County plat book is a reference, so a survey decides the real line.
Open the official Buchanan County, MO parcel map Buchanan County 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.