Blog · October 8, 2026 · Wisconsin
Brown County, Wisconsin: Plat Book Guide
Open the official Brown County parcel viewer, find an owner or a vacant tract, and learn which land records back up what the map shows.
Main page: Brown County, WI GIS & Parcel Viewer (official map link, Brown County facts and neighboring maps).
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A Brown County plat book is the quickest way to see who owns a tract, how big it is and where its lines run before you drive out to look. Brown County in Wisconsin publishes that information for free.
Next: the Brown County viewer link, a quick look at De Pere and the surrounding land, and how Wisconsin records back up the map.
Who uses the Brown County parcel map
A lot of different people around Green Bay rely on this map.
- For a new build outside Greenleaf, the parcel record supplies the lot size and legal description a site plan needs.
- Relocating buyers who can't visit Green Bay in person use the map and aerial layer to size up a lot from a distance.
- Folks shopping for raw land click through empty parcels near De Pere, note the owners, and send letters.
Where to find a Brown County plat book in Wisconsin
Farmers, hunters and rural mail carriers around Green Bay have long used printed plat books, which show each township with owner names written on the tracts. Ownership around Allouez changes every year, so the online map is the better check on who owns a tract today.
Getting into the Brown County ArcGIS parcel map
Parcels from Green Bay to Anston are on the Brown County ArcGIS parcel map, which the county runs on an Esri ArcGIS web map. Zoom until the lot lines show up around Greenleaf, then click; the pop-up gives the parcel ID, owner and acreage. If the map ever goes missing, check the Brown County, Wisconsin listing on Platbookmapper for the new address.
Towns, terrain and land across Brown County
Start your bearings with Green Bay, the county seat, then De Pere, Allouez, Ashwaubenon, and Bellevue. The map also labels unincorporated places, Dyckesville, Anston, and Askeaton among them. The county dates to 1818, named for Jacob Brown, and older deeds may still refer to landmarks from that era. The county's land area is about 530 square miles, and the Census Bureau estimated 271,417 residents there in 2023. With that many people per square mile, the Brown County parcel layer is crowded with platted lots, and the remaining open tracts stand out quickly.
How accurate are Brown County, WI property lines?
On rural tracts near Anston, the parcel lines can drift from the fences on the ground, sometimes by more than a few feet. Rural Brown County land sits on the federal survey grid: a deed might call out a quarter of a numbered section in a given township and range. For rural ground near Anston, a recorded survey or a new one is the only reliable source for the true line.
Acreage and vacant lot search
To use the Brown County plat book for a vacant land search:
- Pan the Brown County map with imagery turned on and flag any tract that looks empty.
- For the open ground around Allouez, copy the owner, acreage and mailing address into a simple spreadsheet.
- Pull up three or four similar parcels near Allouez and compare their land values.
- Confirm legal access. In Brown County, as anywhere, a parcel with no road frontage depends on an easement.
- For a tract near Allouez, confirm zoning, septic suitability and flood status before you make an offer.
Before you buy near Greenleaf, read how to tell if land is buildable.
Work and land use in Brown County
Federal business data for 2022 shows 6,662 establishments in the county, with retail trade, health care and social assistance, and construction at the top of the list. Relative to the U.S. as a whole, Brown County is heavy on paper manufacturing, textile mills, and machinery manufacturing. Wooded parcels between Greenleaf and Allouez may be managed timber, so read the aerial history before you assume a tract is untouched. It's useful background when you're judging whether a tract near Denmark will hold its value.
Where Brown County deeds and plats are kept
The paper trail for a tract near Green Bay lives with the Register of Deeds; the map itself is an assessment product. In Wisconsin each county Register of Deeds, including the one in Brown County, records and indexes real estate documents. Copy the parcel ID and legal description before you call or visit; recording staff can find a Brown County document much faster with them.
Nearby parcel maps
Looking at land between Bellevue and the Calumet County line? Remember that Calumet County, Door County, Kewaunee County, Manitowoc County, and Oconto County each keep separate parcel records. The Wisconsin county list links every neighboring map from Brown County.
Common questions
Where do property lines run on a Brown County, WI lot?
For a lot in Greenleaf, start with the parcel map, then get the recorded plat; a surveyor sets the exact corners.
Where are land records kept in Brown County?
Go to the Register of Deeds for deeds and plats covering land near De Pere.
How can I tell who owns land near De Pere?
Every parcel in the Brown County viewer shows an owner of record. Rural tracts near Anston can be found by panning and clicking.
Does Brown County have a plat book?
Whether a current printed edition exists for Brown County varies; the free online map covering De Pere and the rest of the county is the dependable option.
Open the official Brown County, WI parcel map Brown 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.