County · code 39153
Summit CountyOhio
Summit County is a county in Ohio with its seat in Akron. It was created on March 3, 1840, from portions of Medina, Portage, and Stark counties.
- Founded1840
- County seatAkron
- Land area413 sq mi + 7.3 sq mi water
- Population540,428 2020 Census
- Parcels mapped518,496 checked 16 October 2026
Where it is
Summit 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 1840 from Medina County, Portage County and Stark County
An old deed may name a county that no longer exists, or a boundary that has since moved.
Summit County was created on March 3, 1840, from Medina, Portage, and Stark counties but was not initially fully organized, with parts attached to those three counties for administrative and judicial purposes. On April 6, 1840, Summit County was fully organized and detached from Medina, Portage, and Stark counties.
- 1840Summit County created Summit created from Medina, Portage, and Stark; Summit not fully organized, parts attached to Medina, Portage, and Stark for administrative and judicial purposes. · Ohio Laws 1839, 38th assy., loc., p. 88
- 1840
Land and parcels
What the maps cover in Summit
Who publishes each layer, how good it is, and when we last checked.
-
Parcels Good enough
Lot lines and tax-map numbers for 518,496 parcels from Summit County. Drawn for tax purposes: usually within a few feet of a survey, but not a survey.
edited 25 March 2025 · checked 16 October 2026 -
Address points Good enough
One point per address, 255,204 in all from Summit County.
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
Summit 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
Summit 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 Summit County.
See your own lot on these maps
Open Summit 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 Summit County
- When was Summit County founded?
- Summit County was founded in 1840, formed from Medina County, Portage County and Stark County.
- What is the county seat of Summit County?
- The county seat of Summit County is Akron.
- Is there an online parcel map for Summit County?
- Yes. Summit County publishes a parcel map of 518,496 parcels, rated good enough here. You can click any parcel on it in Parcel Chart's free map, no sign-in needed.
- Has Summit County's boundary or name changed?
- Summit County was created in 1840 from Medina County, Portage County and Stark County. Since then the Atlas of Historical County Boundaries records 1 later change, chiefly involving Medina County, Portage County and Stark County.
- Is my lot in a flood zone?
- We do not have flood maps for Summit County yet. Look up the address on FEMA's Flood Map Service Center, which shows the effective flood map for any lot.
Nearby