^Westbound trailblazer at US Routes 12 and 45 in downtown Des Plaines, September 2023.
US Route 14 runs southeast from the Wisconsin border to end at US Route 41 on the north side of Chicago. This causes it to cut across many northern and northwestern suburbs.
US Route 14 enters Illinois from Wisconsin heading south into Harvard, Illinois...
US Route 14 enters Illinois from Wisconsin heading south into Harvard, Illinois...
In Harvard, Illinois 173 joins US Route 14 from the east...
US Route 14 and Illinois 173 continue south for a bit, then Illinois 173 splits to head west:
US Route 14 heads south out of Harvard, curving southeasterly and creating the northern start to Illinois 23...
US Route 14 meets the western end of Illinois 120 as it enters Woodstock...
On the south side of Woodstock, US Route 14 crosses Illinois 47:
US Route 14 enters Crystal Lake and crosses Illinois 176:
On the east side of Crystal Lake, US Route 14 passes a small expressway portion of Illinois 31, with a diamond interchange...
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At Fox River Grove, US Route 14 meets the western end of Illinois 22:
In Barrington, US Route 14 crosses Illinois 59...
As US Route 14 crosses from Palatine into Arlington Heights, it meets an interchange with the Illinois 53 freeway...
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In Mount Prospect, US Route 14 crosses Illinois 83...
US Route 14 passes over Illinois 58 in Mount Prospect, but an State Street provides access, meeting US Route 14 at an intersection with some lovely power pole placement:
In downtown Des Plaines, US Route 14 crosses the two one-way streets carrying US Routes 12 and 45...
Leaving Des Plaines, US Route 14 meets a partial interchange accessing Interstate 294 to the south...
In Niles, US Route 14 produces a narrow single-point interchange with Illinois 21...
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In Morton Grove, US Route 14 trades places with Illinois 58 as it joins Illinois 43 southward:
After only a few blocks, US Route 14 splits from Illinois 43 to go southeasterly again (the supplementary arrows are missing from this sign assembly, photographed coming in from the southeast):
US Route 14 meets an interchange with Interstate 94 with almost full access (northbound traffic on I-94 can't access northwest on US Route 14):
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US Route 14 is squarely within Chicago city limits now, and it crosses Illinois 50:
US Route 14 heads due east on Peterson Avenue, and a southeasterly US Route 41 crosses over:
US Route 14 then turns southerly to end at an east-west section of US Route 41 on the north side of Chicago:
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