Blog · October 14, 2026 · Ohio
Using the London GIS Map
Parcel data for London comes from the county, and the viewer is free.
Main page: Madison County, OH GIS & Parcel Viewer (official map link, county facts and neighboring maps).
Platbookmapper is an Amazon Associate. If you buy through an Amazon link on this page, we earn a commission. The link is a product, not the county map.
When land near South Solon catches your eye, the London GIS map shows parcel boundaries plus basic tax data. What this town guide covers: where that map lives, how to search it, and what to double-check with records for land near West Jefferson.
Where the London GIS map lives
In most places the county maintains the parcel layer, and for the town that means the around West Jefferson.Ohio Statewide Parcels layer in ArcGIS Map Viewer.
Getting to the right map
Go first to the Ohio Statewide Parcels layer in ArcGIS Map Viewer; it maps each tax parcel from Mount Sterling to Midway. In and around West Jefferson, type a street address, an owner's name or a parcel number, and the viewer zooms to the match. If you're looking near West Jefferson, the record panel usually lists the owner of record, acreage on the tax roll, a parcel ID and in many cases the last transfer.
Neighboring parcel maps
Madison County meets Champaign County, Clark County, Fayette County, Franklin County, and Greene County; every one of them runs a separate parcel map. Acreage along the edge near Dublin can be split across two assessors' files, so look at the neighboring map too. In and around West Jefferson, our state page links each bordering county map across Ohio.
Madison County in a few facts
London holds the county offices, which is where the courthouse records live. Other places on the map include West Jefferson, Midway, South Solon, and Mount Sterling. About 44,602 people live in Madison County (Census Bureau estimate, 2023) across roughly 466 square miles. Madison County dates to 1810, which matters when you trace an old farm's title.
Which office to call
If the acreage or value on a parcel near Dublin looks off go to the County Auditor, which maintains the tax roll. Zoning, permits and septic questions near Mount Sterling need the planning or permitting office, and the answer depends on jurisdiction.
City limits and county records
The town is part of Madison County, Ohio, which means parcel data comes from the county around West Jefferson. London is also the county seat, handy when you need recorded documents. For land near Mount Sterling, the municipality handles things like zoning, permits and utilities within town limits, and the county still keeps the parcel and deed records. Acreage past the town limits out by South Solon usually answers to county rules instead.
Where the recorded documents are
For anything that matters, request the recorded deed through the County Recorder; the parcel map near Midway only summarizes it. Long-held tracts near Mount Sterling may trace back through many deeds, and a title company earns its fee before a purchase.
Field tips
Most viewers work in a phone browser, handy when you're parked on a road near West Jefferson, but coverage can be spotty out of town. A screenshot of the parcel near West Jefferson with its ID keeps working without signal.
When the map won't load
When the map won't open around West Jefferson, try a desktop browser or clear the cache; the Platbookmapper county page tracks the current link.
Search tips
By address works best for lots in London; owner names are usually entered last name first. For property near South Solon, searching by parcel number never misses, and it carries over to every office in the county.
What the layers show
If you're looking near Plain City, look in the layer list for city limits, flood hazard, zoning or soils; availability varies.
A word on accuracy
Acreage on the record is a tax-roll number; just a licensed surveyor establishes the real lines on land around Plain City. For land near Plain City, owner names and values update on a schedule, so a deed recorded last month might lag behind.
Inside the parcel card
Sales history, if listed, helps with pricing in London give a rough idea of values; an appraiser is the real authority.
Sections, lots and bearings
Rural deeds near Mount Sterling commonly use metes-and-bounds descriptions, listing bearings, distances and landmarks. Platted lots around South Solon refer to a recorded plat, making them easier to find. Keep the legal description for land near West Jefferson for any title or survey request.
Printing and saving
Save a screenshot of the lot near Plain City and its record panel, so you have it when calling an office.
Questions about the London GIS map
Is there a separate city GIS for London?
For most people, check the London website or ask city hall.
Can I use the town GIS map for a fence near Midway?
Good question; the map near Dublin isn't a survey; get a survey before a fence.
Can I search by owner name in London?
Good question; the parcel record for a lot near Plain City lists the owner of record; try variations if nothing comes up.
Is the London GIS map free?
For most people, the Ohio Statewide Parcels layer in ArcGIS Map Viewer is free and opens without a login, though printing may be limited.
Is the parcel map a survey near South Solon?
The map near Mount Sterling is approximate; a survey sets the real corners
Open the official Madison County, OH 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.