Blog · October 14, 2026 · Tennessee
Union City Plat Map: finding the recorded plat
Lots in Union City trace back to recorded plats filed with the county.
Main page: Obion County, TN GIS & Parcel Viewer (official map link, county facts and neighboring maps).
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When a listing near Rives mentions a lot number, look up the Union City plat map it refers to. In this Union City guide: where to request a copy, plat versus tax map, and the details that matter to buyers.
The Union City plat map: start here
For land around Rives, the deed or parcel record often names the subdivision and plat reference; that makes the request quick.
Opening the official parcel viewer
Go first to the Tennessee Property Viewer; it includes each tax parcel around Rives and Woodland Mills. When a rural tract has no street number, pan along US Route 45W until the lines appear, then click inside the one you want. For property near Rives, write down the parcel ID from that panel; every clerk in the county uses it to find the file.
Taking the map into the field
The parcel map usually runs in a mobile browser, useful out on a road near Hornbeak, though signal can drop in rural spots. A screenshot of the parcel near Obion with its ID helps when you meet an owner or agent.
City limits and county records
Union City sits in Obion County, Tennessee, which means parcel data comes from the county. Union City is also the county seat, so deeds and plats are filed in town. On ground around Woodland Mills, City or town hall handles matters such as zoning, permits and utilities inside its limits, and the county still keeps the parcel and deed records. Lots just outside the town limits near Rives generally follows county rules instead.
Two different maps
Where lines don't match in Union City, the recorded plat and a survey control.
When a plat changes
Lots near Obion can be combined or reconfigured by a replat, search the index for replats of the same subdivision; street vacations near Rives show up in the records too.
Which office to call
Recorded documents for a parcel near Rives sit in the index kept by the Register of Deeds, often with an online index. Zoning, permits and septic questions near South Fulton are for the local planning and health departments, and the answer depends on jurisdiction.
A word on accuracy
Tax maps are drawn for assessment, not surveyed, so a fence near Obion often sits some distance off the line on screen. For a home near Obion, records update in batches, so a deed recorded last month can take weeks to appear.
Reading the plat sheet
In and around Rives, the sheet usually includes lot and block numbers, dimensions and bearings, street rights-of-way and easements.
Metes and bounds instead
Rural land near Obion that was never subdivided may have no plat at all; the deed and any recorded survey describe it instead.
Neighboring parcel maps
Obion County meets Fulton County, KY, Hickman County, KY, Dyer County, Gibson County, and Lake County; every one of them runs a separate parcel map. A tract near the line by South Fulton may show up across two assessors' files, so check the adjacent map as well. If the land is near Hornbeak, our state page links every bordering county map across Tennessee.
Places you'll see on the map
Union City is the county seat, where most land records are kept. Smaller places on the map include Woodland Mills, Rives, Troy, and South Fulton, where town lots give way to larger tracts. Roughly 30,411 people live in Obion County (Census estimate, 2023) spread over some 545 square miles. Obion County was organized in 1824, which matters when you trace an old farm's title. Places such as Reelfoot National Wildlife Refuge are easy to spot when you zoom out from South Fulton.
Recorded documents worth pulling
For anything that matters, pull the recorded deed through the Register of Deeds; the parcel map near Rives only summarizes it. Older tracts around Woodland Mills can go back through several deeds, so a title company can sort it out on a real sale.
Sections, lots and bearings
Tracts outside towns near Obion commonly use metes-and-bounds descriptions, which trace the boundary call by call. Subdivision lots in Rives refer to a recorded plat, making them easier to find. Write down the legal description for the tract near Hornbeak when you talk to a surveyor.
Ordering the Union City plat map
For a tract near Woodland Mills, many recorder offices offer an online index, otherwise call or visit with the reference; copy fees are usually small.
Questions about the Union City plat map
What is a replat around South Fulton?
Usually, lot splits in Union City go through the planning office.
Are old plats online near Troy?
Around Rives, it varies; some offices have scanned older plats and some haven't; call before you visit.
How do I get a copy of a plat in Union City?
Recorded plats near Hornbeak are filed with the Register of Deeds; small copy fees are common.
What do the dashed lines on a plat mean near Hornbeak?
On ground around Obion, dashed lines often mark easements or building lines; read the plat notes.
Does the parcel map work on a phone for land near Woodland Mills?
For acreage around Woodland Mills, most viewers run in a mobile browser; screenshots help offline.
Open the official Obion County, TN 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.