County · code 41049
Morrow CountyOregon
Morrow County is a county in Oregon, created in 1885 with its seat in Heppner.
- Founded1885
- County seatHeppner
- Named forJackson L. Morrow
- Land area2,031 sq mi + 17 sq mi water
- Population12,186 2020 Census
- Parcels mapped8,316 checked 14 October 2026
Where it is
Morrow 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 1885 from Umatilla County and Wasco County
An old deed may name a county that no longer exists, or a boundary that has since moved.
Morrow County was created on February 16, 1885, from parts of Umatilla and Wasco counties. The county was named after Jackson L. Morrow.
- 1885Morrow County created Morrow created from Umatilla and Wasco. · Ore. Special Laws 1885, 13th reg. sess., pp. 239-243
- 1967Boundary clarified Morrow redefined to substitute "boundary of the state" for middle of the main channel of the Columbia River. Approved by the Governor 19 June 1967, became effective 13 Sep 1967 (no change).no change· Ore. Laws 1967, 54th reg. sess., ch. 421/p. 927
Land and parcels
What the maps cover in Morrow
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 8,316 parcels. Drawn for tax purposes: usually within a few feet of a survey, but not a survey.
edited 8 November 2024 · checked 14 October 2026 -
Address points Official
One point per address, 5,832 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
Morrow 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
Morrow 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 Morrow County.
See your own lot on these maps
Open Morrow 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 Morrow County
- When was Morrow County founded?
- Morrow County was founded in 1885, formed from Umatilla County and Wasco County, and named after Jackson L. Morrow.
- What is the county seat of Morrow County?
- The county seat of Morrow County is Heppner.
- Is there an online parcel map for Morrow County?
- Yes. A public source publishes a parcel map of 8,316 parcels, rated good enough here. You can click any parcel on it in Parcel Chart's free map, no sign-in needed.
- Has Morrow County's boundary or name changed?
- Morrow County was created in 1885 from Umatilla County and Wasco County. Its boundary has been clarified one time since, with no change on the ground.
- Is my lot in a flood zone?
- We do not have flood maps for Morrow County yet. Look up the address on FEMA's Flood Map Service Center, which shows the effective flood map for any lot.
Nearby