Oregon Route 410
state highway in Baker County, Oregon, United States
Oregon Route 410 (OR 410) is an Oregon state highway running from Sumpter to OR 7 near Sumpter. OR 410 is known as the Sumpter Highway. It is 3.71 miles (5.97 km) long and runs east–west, entirely within Baker County. OR 410 was established in 2003 as part of Oregon's project to assign route numbers to highways that previously were not assigned, and, as of June 2020, was unsigned.
Route description
OR 410 begins at the western city limits of Sumpter and heads east through Sumpter. It ends 1.83 miles (2.95 km) east of the eastern city limits at an intersection with OR 7.
History
The Sumpter Highway originally ran to the current intersection of OR 7 and OR 245 in Salisbury and was designated as OR 220. This designation was removed in the 1980s when the section east of the current terminus was redesignated as part of the Whitney Highway and OR 7. OR 410 was assigned to the Sumpter Highway in 2003.
Major intersections
The entire route is in Baker County.
Begin with the source’s own compact description: “Oregon Route 410” is state highway in Baker County, Oregon, United States. The dossier treats that line as a proposition to test through Oregon, Route and state, not as a finished interpretation.
Why this record matters
The phrase “state highway in Baker County, Oregon, United States” supplies a clear boundary for inquiry. It also exposes the unanswered questions: who defined that boundary, when it became stable and which sources sit outside it.
Place names and jurisdictional language are key evidence: both can reveal earlier catalogue descriptions and overlooked record series. The source revision retrieved here is dated Jul 29, 2025. The linked authority identifier is Q2494584. 1 of 1 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 2003 and 2020.
Architectural summaries often privilege surviving fabric and can understate demolished phases, contested use or displaced communities. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
How to read it
Treat names, boundaries and functions as historically changeable. Maps, plans, inventories and administrative records can clarify what the place meant at different dates.
- Historic place names
- Jurisdictional context
- Routes into maps and plans
Contemporary maps, plans, listed-building records, estate papers and the responsible local or national archive.
Three-step research path
- Establish the record: confirm the title “Oregon Route 410”, its source revision and the description used here.
- Expand the search: follow Oregon Route 410 primary sources, Oregon Route 410 archive and Oregon research across catalogues and specialist indexes.
- Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.
Questions for further research
- Which source most directly establishes the central claim about “Oregon Route 410”?
- Which authority defined the place, boundary or structure at the relevant date?
- What physical evidence or contemporary plan supports the description?
Search terms from this dossier
This entry incorporates text from “Oregon Route 410” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.