County · code 41063
Wallowa CountyOregon
Wallowa County is a county in Oregon with its seat in Enterprise. It was created on February 11, 1887.
- Founded1887
- County seatEnterprise
- Land area3,146 sq mi + 5.5 sq mi water
- Population7,391 2020 Census
- Parcels mapped8,611 checked 15 October 2026
Where it is
Wallowa on the map of Oregon
Oregon has 36 counties and county equivalents, each with its own records office. Shapes with a page are links.
History
Formed in 1887 from Union County
An old deed may name a county that no longer exists, or a boundary that has since moved.
Wallowa County was created from Union County on February 11, 1887. It gained territory from Union County on February 18, 1899, and from Umatilla County on February 13, 1907. In 1915, Wallowa lost territory to Baker County and exchanged territory with Union County.
- 1887Wallowa County created Wallowa created from Union. · Ore. Laws 1887, gen., 14th reg. sess., pp. 142-145
- 1899
- 1907Gained territory Wallowa gained from Umatilla. Two mistakes in the line as described were corrected on 27 February 1913. · Ore. Laws 1907, gen., 24th reg. sess., ch. 20/pp. 29-31
- 1913Boundary clarified Wallowa boundary with Umatilla and Union redefined to correct two mistakes in the boundary description of 13 February 1907 (no change). · Ore. Laws 1913, gen., 27th reg. sess., ch. 309/pp. 598-600
- 1915
Land and parcels
What the maps cover in Wallowa
Who publishes each layer, how good it is, and when we last checked.
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Parcels Official
Lot lines and tax-map numbers for 8,611 parcels from Wallowa County, OR. Drawn for tax purposes: usually within a few feet of a survey, but not a survey.
edited 15 September 2026 · checked 15 October 2026 -
Address points Official
One point per address, 4,807 in all from State of Oregon — Department of Administrative Services Geospatial Enterprise Office (GEOHub) with Oregon Department of Emergency Management 9-1-1 program.
edited 16 January 2026 · 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
Wallowa 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
Wallowa 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 Wallowa County.
See your own lot on these maps
Open Wallowa 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 Wallowa County
- When was Wallowa County founded?
- Wallowa County was founded in 1887, formed from Union County.
- What is the county seat of Wallowa County?
- The county seat of Wallowa County is Enterprise.
- Is there an online parcel map for Wallowa County?
- Yes. Wallowa County, OR publishes a parcel map of 8,611 parcels, rated official here. You can click any parcel on it in Parcel Chart's free map, no sign-in needed.
- Has Wallowa County's boundary or name changed?
- Wallowa County was created in 1887 from Union County. Since then the Atlas of Historical County Boundaries records 3 later changes, chiefly involving Union County, Baker County and Umatilla County.
- Is my lot in a flood zone?
- We do not have flood maps for Wallowa County yet. Look up the address on FEMA's Flood Map Service Center, which shows the effective flood map for any lot.
Nearby