What makes Ohio historically significant for land surveying?

Ohio contains the Seven Ranges — the first rectangular survey ever executed in the United States, completed in 1787 under the Land Ordinance of 1785 — and the First Principal Meridian, the original PLSS control line. Ohio's survey history represents the transition from colonial metes-and-bounds surveying to the rectangular system that would govern land distribution across the continent.

What is the Virginia Military District in Ohio?

The Virginia Military District is a region in south-central Ohio covering roughly a dozen counties (including Ross, Highland, Pike, Adams, and Scioto) that was reserved by Virginia in 1784 to satisfy Revolutionary War land grants to its veterans. It was surveyed using metes and bounds rather than the rectangular system, producing legal descriptions that are very different from PLSS descriptions.

What is the Connecticut Western Reserve?

The Connecticut Western Reserve is a region covering northeastern Ohio counties (Cuyahoga, Lake, Geauga, Ashtabula, Trumbull, Portage, Summit, Medina, and Huron) that Connecticut reserved when it ceded its western land claims to the federal government in 1786. It was surveyed under a township system with five-mile-square townships, producing descriptions that differ from standard PLSS formats.

Can I use this converter for Ohio oil and gas leases?

Yes, for leases in counties covered by the First Principal Meridian PLSS. Eastern Ohio shale leases (Guernsey, Muskingum, Tuscarawas, Carroll, Jefferson, Columbiana, and neighboring counties) reference PLSS descriptions that convert directly. For leases in the Virginia Military District or Connecticut Western Reserve, confirm the applicable survey system before using PLSS conversion.

Ohio PLSS Converter — Section Township Range to GPS

Convert Ohio Public Land Survey System (PLSS) land descriptions to GPS coordinates using the First Principal system.

Convert Ohio Land Descriptions

Enter a Ohio PLSS land description to get GPS coordinates instantly.

Example: NW 19 5N 13E 1st Meridian

Open the converter

Understanding Ohio's PLSS System

Ohio occupies a singular place in the history of American land surveying. The state contains the First Principal Meridian — the original starting point for the entire PLSS system — and its survey history encompasses a complexity that no other state can match. Ohio was surveyed under multiple competing and overlapping systems before the rectangular system became standard, and understanding which system governs a particular Ohio parcel is often the most challenging aspect of Ohio title research.

The First Principal Meridian covers the eastern and central portions of Ohio, but it shares the state with several special survey districts that predate or operate alongside it. The Seven Ranges — the very first rectangular survey ever executed in the United States, completed in 1787 — covers a strip of counties in eastern Ohio along the Pennsylvania border. The Virginia Military District, located in south-central Ohio, was reserved by Virginia to satisfy land grants owed to its Revolutionary War veterans; it was surveyed using metes and bounds rather than the rectangular system, creating a pocket of non-PLSS descriptions that still generates title complications today. The Connecticut Western Reserve, covering the northeastern counties, was surveyed using a modified township system that produces descriptions unlike anything in the rest of the PLSS. The U.S. Military District in north-central Ohio was set aside for federal land warrants and surveyed in a hybrid system with its own peculiarities.

Navigating Ohio land descriptions requires knowing which survey system applies to the county — and sometimes to the specific tract. For parcels under the First Principal Meridian, the converter works exactly as it does for other PLSS states. For the Seven Ranges, the Virginia Military District, the Connecticut Western Reserve, and the U.S. Military District, additional research into the applicable survey system is often required before PLSS conversion is meaningful.

Principal Meridians

First Principal Meridian

Common Use Cases in Ohio

Who converts Ohio PLSS descriptions — and why.

Agricultural Land Research and Transactions

Ohio is a major corn, soybean, and dairy state, and its agricultural land market generates constant PLSS-based transactions. Farmland sales, cash rent agreements, and FSA program records for parcels under the First Principal Meridian all require GPS conversion for acreage verification and field mapping.

Oil and Gas in Eastern Ohio

Eastern Ohio's Utica and Marcellus shale plays have made the state one of the fastest-growing natural gas producers in the country. Lease descriptions, pooling orders, and surface use agreements for Guernsey, Muskingum, Tuscarawas, and neighboring counties reference First Principal Meridian PLSS descriptions. Converting these to GPS is essential for lease mapping and regulatory filings with the Ohio Division of Oil and Gas.

Title Research in Special Survey Districts

Ohio title research often begins with identifying which survey system applies to a given tract. The Virginia Military District, the Connecticut Western Reserve, the Seven Ranges, and the U.S. Military District each have distinct description formats. For parcels under the First Principal Meridian PLSS, GPS conversion is direct; for other districts, the converter supports research by mapping the section and township when PLSS coordinates are available.

Urban and Suburban Parcel Verification

Ohio's major metros — Columbus, Cleveland, Cincinnati, Toledo, and Akron — sit on land originally surveyed under various Ohio survey systems. Suburban development parcels frequently include PLSS descriptions in the underlying title chain. GPS conversion helps title companies, developers, and municipal planners verify the underlying land description before subdivision or annexation.

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How to Convert Ohio Legal Descriptions

Three steps from legal description to GPS coordinates.

Identify your survey system and enter the description

Ohio has multiple survey systems. For First Principal Meridian parcels, enter the description as: NW 19 5N 13E 1st Meridian. First confirm that your county and tract fall under the First Principal Meridian PLSS rather than the Virginia Military District, Connecticut Western Reserve, or Seven Ranges. The county auditor's parcel record usually identifies the applicable survey system.

Verify the map result

The converter plots the PLSS parcel on an interactive map. For Ohio, cross-check the result against the county and township you expect. Given Ohio's multiple survey systems, confirming the geographic result visually is particularly important before using coordinates for any title or field work.

Export for downstream use

Download coordinates as CSV, KML, or GeoJSON. Ohio oil and gas landmen typically export to lease mapping tools; title companies export to county auditor GIS viewers; agricultural users export to FSA portal tools and precision agriculture platforms.

Processing an Ohio oil and gas lease inventory, a county farmland database, or a portfolio of First Principal Meridian parcels? Batch conversion handles any number of PLSS descriptions from a single CSV upload and returns GPS coordinates for each.

Learn about batch conversion

Frequently Asked Questions

Common questions about Ohio PLSS descriptions and conversion.

Ohio uses several survey systems: the First Principal Meridian PLSS (most of the state), the Seven Ranges (eastern Ohio, along the Pennsylvania border), the Virginia Military District (south-central Ohio, metes and bounds), the Connecticut Western Reserve (northeastern Ohio), and the U.S. Military District (north-central Ohio). Always confirm which system applies before interpreting an Ohio legal description.