Missouri Route 141
state highway in eastern Missouri, United States
Route 141, also known as Woods Mill Road in parts of St. Louis County, is a state highway located in the western St. Louis metropolitan area. Its northern terminus is at Route 370 in Bridgeton; its southern terminus is at U.S. Route 61/U.S. Route 67 in Arnold, in Jefferson County. The northern stretches of the highway are often referred to as the Maryland Heights Expressway or Earth City Expressway.
Route description
For the majority of its duration, Route 141 is a divided highway with four to eight lanes.
Jefferson County
In Jefferson County, Route 141 is a four-lane highway. It has a southern terminus at U.S. Route 61/U.S. Route 67 in Arnold. At this point, it is an at-grade route with business driveways and traffic lights. It continues northwest and has a hybrid SPUI and diamond interchange with I-55.
Begin with the source’s own compact description: “Missouri Route 141” is state highway in eastern Missouri, United States. The dossier treats that line as a proposition to test through Missouri, Route and state, not as a finished interpretation.
Why this record matters
The phrase “state highway in eastern Missouri, 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.
Named sources, stable identifiers and responsible institutions provide the strongest route from overview to verifiable evidence. The source revision retrieved here is dated Mar 6, 2026. The linked authority identifier is Q2485390. None of the 0 selected statements returned an explicit reference.
Overview language is designed for orientation and should not be treated as a substitute for the evidence cited beneath it. 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
Use the entry as an orientation point, then follow its citations and revision history. Names, dates and institutional relationships should be checked against the original record.
- Subject orientation
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Three-step research path
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- Expand the search: follow Missouri Route 141 primary sources, Missouri Route 141 archive and Missouri 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
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This entry incorporates text from “Missouri Route 141” 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.