Dewey Township, Roseau County, Minnesota
township in Roseau County, Minnesota

Dewey Township is a township in Roseau County, Minnesota, United States. The population was 114 at the 2000 census. Dewey is in the 7th congressional district of Minnesota and is represented by Democrat Collin Peterson.
Dewey Township was named for George Dewey (1837–1917), an American admiral.
Geography
According to the United States Census Bureau, the township has a total area of 34.8 square miles (90 km2), all land.
Demographics
As of the census of 2000, there were 114 people, 43 households, and 31 families residing in the township. The population density was 3.3 inhabitants per square mile (1.3/km2). There were 52 housing units at an average density of 1.5 per square mile (0.58/km2). The racial makeup of the township was 100.00% White. Hispanic or Latino of any race were 0.88% of the population.
Begin with the source’s own compact description: “Dewey Township, Roseau County, Minnesota” is township in Roseau County, Minnesota. The dossier treats that line as a proposition to test through Dewey, Township and Roseau, not as a finished interpretation.
Why this record matters
The phrase “township in Roseau County, Minnesota” 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.
Maps, plans, fabric surveys and administrative records can establish how the site’s name, extent and function changed over time. The source revision retrieved here is dated Apr 5, 2026. The linked authority identifier is Q1899517. Authority coordinates are 48.672, -96.333. 1 of 1 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 2000, 1837 and 1917.
Modern boundaries and familiar names can conceal earlier jurisdictions or structures that do not align with the present site. 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 “Dewey Township, Roseau County, Minnesota”, its source revision and the description used here.
- Expand the search: follow Dewey Township, Roseau County, Minnesota primary sources, Dewey Township, Roseau County, Minnesota archive and Dewey 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 “Dewey Township, Roseau County, Minnesota”?
- Which earlier names or jurisdictions may reveal additional records?
- Which authority defined the place, boundary or structure at the relevant date?
Search terms from this dossier
This entry incorporates text from “Dewey Township, Roseau County, Minnesota” 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.