**Incumbent Democrat Debbie Dingell faces Republican Heather Smiley in Michigan’s 6th congressional district, a seat centered on Ann Arbor and Washtenaw County with a D+12 Partisan Voter Index.** All major forecasters rate the race Solid or Safe Democratic, consistent with Dingell’s 62% win in 2024 and the district’s consistent Democratic lean. Primaries concluded in August with both candidates unopposed, leaving limited campaign activity or new polling to shift expectations. Trader pricing on margin buckets—concentrated in the 30-40 point Democratic range—reflects this baseline, incorporating the incumbent’s name recognition, fundraising edge, and the absence of competitive Republican mobilization. With the November 3 general election weeks away, late national developments, turnout shifts in suburban or college-heavy areas, or unexpected third-party impact could still adjust the final spread, though structural factors favor a substantial Democratic margin.