Blog · October 14, 2026 · Minnesota
St. Peter Plat Map: finding the recorded plat
A recorded plat shows how land near Courtland was divided into lots.
Main page: Nicollet County, MN GIS & Parcel Viewer (official map link, county facts and neighboring maps).
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If a legal description for land in St. Peter cites a lot number, you'll need the St. Peter plat map to make sense of it. In this St. Peter guide: where plats are filed, plat versus tax map, and the details that matter to buyers.
The St. Peter plat map: start here
For a subdivision near North Mankato, the deed or parcel record often names the subdivision and plat reference; use it to request a copy.
Getting to the right map
Parcels around Lafayette appear on the Nicollet County Beacon site, free to use and open without a login. With a lot near Nicollet, put in a street address, an owner's name or a parcel number, then pick the result to center the map on it. With a lot near Nicollet, a pop-up or side panel typically gives the owner of record, assessed acreage, a parcel ID and in many cases the last transfer.
How land is described here
Minnesota is laid out under the Public Land Survey System, so rural legal descriptions near Lafayette 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 Courtland odd-sized. Write down the legal description for the tract near Mankato before you request a deed or survey.
Places you'll see on the map
St. Peter serves as the county seat, where most land records are kept. Smaller places on the map include Nicollet, Courtland, Lafayette, and Mankato, where town lots give way to larger tracts. About 34,242 people live in Nicollet County (Census Bureau estimate, 2023) spread over some 449 square miles. Nicollet County was formed in 1853, so old deeds can run back a long way. Landmarks such as Fort Ridgely State Park help you orient on the aerial around Mankato.
When there's no plat
Acreage around Courtland outside a subdivision may have no plat at all; look for a recorded survey for land near North Mankato.
Where the recorded documents are
When the details count, pull the recorded deed from the County Recorder; the parcel map near Nicollet only summarizes it. Inherited tracts near Mankato may sit on several deeds, so a title company can sort it out if money is changing hands.
Amended plats
An amended plat may change lots around Nicollet, so check for later filings; vacated streets or alleys also get recorded.
Neighboring parcel maps
Nicollet County meets Blue Earth County, Brown County, Le Sueur County, Renville County, and Sibley County, and each of those keeps its own parcel map. Ground near North Mankato that runs to the line can show up across two assessors' files, so check the neighboring map too. If the land is near North Mankato, the Platbookmapper state page lists each bordering county map for Minnesota.
Limits of the parcel data
Listed acreage is an assessed number; only a licensed surveyor can set the real boundary for a parcel near Mankato. If the land is near Nicollet, records update in batches, so a deed recorded last month might lag behind.
Where St. Peter fits in
St. Peter lies within Nicollet County, Minnesota, and the county assessor maps its lots. As the county seat, St. Peter hosts the courthouse, handy when you need recorded documents. For acreage around Mankato, city or town hall handles things like zoning, permits and utilities for lots inside the boundary, and the county still keeps the parcel and deed records. Acreage past the town limits near Courtland usually follows county rules, not municipal ones.
Which office to call
For assessment questions about property around Courtland belong with the County Assessor, which maintains the tax roll. Building or septic questions for a lot near Nicollet need the planning or permitting office, town or county, depending on location.
Taking the map into the field
Most viewers work in a phone browser, handy when you're parked on a road near Mankato, so load it before you lose signal. A printout of the tract near Nicollet keeps working without signal.
Recorded plat or GIS layer
The tax map on the Nicollet County Beacon site is a summary, while the recorded plat is the legal document.
Lots, blocks and easements
Recorded easements around Nicollet can block a shed or pool; check the plat notes and any covenants.
Online indexes and office visits
If the land is near North Mankato, many recorder offices offer an online index, while others require a visit or a request; small fees are common.
St. Peter: common questions
How do I get a copy of a plat in St. Peter?
In most cases, recorded plats near Nicollet are filed with the County Recorder; small copy fees are common.
What is a lot and block description near North Mankato?
For land near Mankato, lot and block refer to a numbered lot within a block on a recorded subdivision plat.
Can lots near North Mankato be combined?
Good question; lot splits in St. Peter go through the planning office; ask staff about the process.
Is the St. Peter plat map the same as the county GIS?
If the land is near Courtland, a recorded plat is based on a survey, but the GIS map is not; a surveyor ties it to the ground.
Which office handles records for land near Nicollet?
For land near Nicollet, assessment goes to the County Assessor and deeds to the County Recorder; planning offices cover zoning near Courtland
Open the official Nicollet County, MN 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.