alright, here is the census 2020 NH white alone % for all 56 1M+ MSAs:
- pittsburgh: 82.2%
- cincinnati: 75.9%
- grand rapids: 75.7%
- buffalo: 73.0%
- rochester: 72.9%
- providence: 71.6%
- louisville: 71.5%
- minneapolis: 71.2%
- st. louis: 70.3%
- columbus: 69.1%
- portland: 68.7%
- kansas city: 68.5%
- nashville: 68.3%
- salt lake city: 68.3%
- indianapolis: 68.2%
- cleveland: 67.4%
- boston: 66.6%
- milwaukee: 64.1%
- hartford: 63.9%
- detroit: 63.6%
- denver: 61.2%
- tampa: 59.5%
- birmingham: 59.4%
- jacksonville: 59.4%
- oklahoma city: 59.3%
- philadelphia: 59.1%
- tulsa: 59.0%
- raleigh: 58.3%
- seattle: 57.9%
- charlotte: 57.8%
- richmond: 55.3%
- phoenix: 53.6%
- baltimore: 52.7%
- virginia beach: 52.3%
- tucson: 51.5%
- chicago: 50.2%
- austin: 49.6%
- new orleans: 48.3%
- sacramento: 48.3%
- atlanta: 43.7%
- orlando: 43.5%
- new york: 43.3%
- san diego: 43.1%
- dallas: 42.8%
- washington DC: 42.3%
- memphis: 41.3%
- las vegas: 39.4%
- san francisco: 36.2%
- houston: 33.7%
- san antonio: 32.8%
- riverside: 29.4%
- miami: 29.1%
- san jose: 28.8%
- los angeles: 28.5%
- fresno: 27.0%
- honolulu: 17.3%
so my spidey sense was right, chicagoland was the closest major MSA to being on the bubble of the inflection point in census 2020.