County · code 27161
Waseca CountyMinnesota
Waseca County is a Minnesota county established in 1857, with its county seat in the city of Waseca.
- Founded1857
- County seatWaseca
- Named forSioux
- Land area423 sq mi + 9.6 sq mi water
- Population18,968 2020 Census
- Parcels mapped12,324 checked 16 October 2026
Where it is
Waseca on the map of Minnesota
Minnesota has 87 counties and county equivalents, each with its own records office. Shapes with a page are links.
History
Formed in 1857 from Steele County
An old deed may name a county that no longer exists, or a boundary that has since moved.
Waseca County was created from Steele County on February 27, 1857, and fully organized that same day. The county was named after the Sioux.
- 1857Waseca County created Waseca created from Steele, fully organized. · Minn. Terr. Laws 1857, ch. 57, secs. 1-2/pp. 228-230
Land and parcels
What the maps cover in Waseca
Who publishes each layer, how good it is, and when we last checked.
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Parcels Good enough
Lot lines and tax-map numbers for 12,324 parcels from Minnesota Geospatial Commons. Drawn for tax purposes: usually within a few feet of a survey, but not a survey.
checked 16 October 2026 -
Address points Official
One point per address, 8,058 in all from Minnesota Geospatial Information Office (MnGeo), Minnesota Geospatial Commons.
checked 13 October 2026 -
Buildings Reference
Roof outlines traced from aerial imagery from FEMA Response Geospatial Office with Oak Ridge National Laboratory (ORNL). Good for seeing what is on a lot; not accurate enough to set a fence from.
checked 18 October 2026
- Official
- from the office that keeps the record
- Good enough
- a reliable statewide or national copy
- Fallback
- a guide only; check the official record
- Missing
- nothing public found yet
People and land
Waseca by the Census
Source: US Census Bureau, 2020 Census; US Census Bureau, 2020 Gazetteer Files. Not endorsed or certified by the Census Bureau.
Rules and offices
Waseca County's official site
We have found the county's site but not its offices yet; start there.
County government
- County government
The official website of Waseca County.
See your own lot on these maps
Open Waseca County on Parcel Chart's free map and click your parcel. Save it with a free account; the full record of your place (site map, projects, documents) is Pro, in early access.
Questions
Common questions about Waseca County
- When was Waseca County founded?
- Waseca County was founded in 1857, formed from Steele County, and named after Sioux.
- What is the county seat of Waseca County?
- The county seat of Waseca County is Waseca.
- Is there an online parcel map for Waseca County?
- Yes. Minnesota Geospatial Commons publishes a parcel map of 12,324 parcels, rated good enough here. You can click any parcel on it in Parcel Chart's free map, no sign-in needed.
- Has Waseca County's boundary or name changed?
- Waseca County was created in 1857 from Steele County. The Atlas of Historical County Boundaries records no boundary change since.
- Is my lot in a flood zone?
- We do not have flood maps for Waseca County yet. Look up the address on FEMA's Flood Map Service Center, which shows the effective flood map for any lot.
Nearby