My two main sources are https://ippsr.msu.edu/partisan-advantage-tracker And https://www.brennancenter.org/our-work/research-reports/how-gerrymandering-tilts-2024-race-house Posted by HighPriestofShiloh
Graphic by me, created in Excel. All data from US Census here: https://www.census.gov/data/tables/time-series/demo/popest/2020s-total-metro-and-micro-statistical-areas.html I've created similar graphics in…