Illinois Route 167
State highway in Knox County, Illinois, US

Illinois Route 167 (IL 167) is a 12.24-mile-long (19.70 km) east–west state road entirely located in Knox County in western Illinois. It runs from U.S. Route 34 (US 34) northeast of Wataga to IL 180 east of Victoria. The route is maintained by the Illinois Department of Transportation.
Route description
Route 167 begins at an intersection with U.S. Route 34 just north of the Wataga city limits. The route dips southeast into Wataga, crossing the BNSF Railroad before following the northern border of the city eastward. Route 167 runs east through rural Sparta Township. The route continues east into Copley Township, passing through more farmland. It passes to the south of a group of small lakes near a junction with County Route 12. The highway continues east into Victoria, where it is locally known as Main Street. It passes through a mixed residential and business area in the village.
The public source identifies “Illinois Route 167” as state highway in Knox County, Illinois, US. This brief keeps that definition visible, then builds a research path around Illinois, Route and State.
Why this record matters
A short description can identify a subject without explaining its stakes. For “Illinois Route 167”, the useful work is to connect “state highway in Knox County, Illinois, US” to the records capable of establishing context and consequence.
The strongest evidence will usually combine a dated visual record with documents produced by the authority responsible for the place. The source revision retrieved here is dated Apr 22, 2025. The linked authority identifier is Q1057479. Authority coordinates are 41.034, -90.156. 2 of 2 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank.
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 “Illinois Route 167”, its source revision and the description used here.
- Expand the search: follow Illinois Route 167 primary sources, Illinois Route 167 archive and Illinois 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 “Illinois Route 167”?
- Which authority defined the place, boundary or structure at the relevant date?
- Which earlier names or jurisdictions may reveal additional records?
Search terms from this dossier
This entry incorporates text from “Illinois Route 167” 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.