County · code 39011
Auglaize CountyOhio
Auglaize County is a county in Ohio with its seat in Wapakoneta. It was created in 1848 and named after the Auglaize River.
- Founded1848
- County seatWapakoneta
- Named forAuglaize River, Ohio
- Land area401 sq mi + 0.5 sq mi water
- Population46,422 2020 Census
- Parcels mapped28,811 checked 15 October 2026
Where it is
Auglaize on the map of Ohio
Ohio has 88 counties and county equivalents, each with its own records office. Shapes with a page are links.
History
Formed in 1848 from Allen County and Mercer County
An old deed may name a county that no longer exists, or a boundary that has since moved.
Auglaize County was created on March 1, 1848, from parts of Allen and Mercer counties. In 1888, Auglaize exchanged small areas with Logan County.
- 1848Auglaize County created Auglaize created from Allen and Mercer. · Ohio Laws 1847, 46th assy., loc., secs. 1-4, 7/pp. 128-129
- 1886Changed Legislature authorized Auglaize to exchange with Logan dependent on local referendum. · Ohio Laws 1886, 67th assy., reg. sess., p. 332
- 1887Changed Legislature authorized Auglaize to exchange with Logan dependent on local referendum. · Ohio Laws 1887, 67th assy., adj. sess., p. 276
- 1888Exchanged territory Auglaize exchanged small areas with Logan. · Ohio Laws 1888, 68th assy., reg. sess., p. 418
Land and parcels
What the maps cover in Auglaize
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 28,811 parcels from Auglaize County. Drawn for tax purposes: usually within a few feet of a survey, but not a survey.
edited 11 June 2024 · checked 15 October 2026 -
Address points Official
One point per address, 21,361 in all from Ohio Geographically Referenced Information Program (OGRIP), Ohio DAS/OIT (state GIS office).
edited 24 June 2025 · 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
Auglaize 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
Auglaize 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 Auglaize County.
See your own lot on these maps
Open Auglaize 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 Auglaize County
- When was Auglaize County founded?
- Auglaize County was founded in 1848, formed from Allen County and Mercer County, and named after Auglaize River, Ohio.
- What is the county seat of Auglaize County?
- The county seat of Auglaize County is Wapakoneta.
- Is there an online parcel map for Auglaize County?
- Yes. Auglaize County publishes a parcel map of 28,811 parcels, rated good enough here. You can click any parcel on it in Parcel Chart's free map, no sign-in needed.
- Has Auglaize County's boundary or name changed?
- Auglaize County was created in 1848 from Allen County and Mercer County. Since then the Atlas of Historical County Boundaries records 3 later changes, most of them small boundary adjustments, chiefly involving Logan County.
- Is my lot in a flood zone?
- We do not have flood maps for Auglaize County yet. Look up the address on FEMA's Flood Map Service Center, which shows the effective flood map for any lot.
Nearby