From the 2022 ACS:
Czech: Nebraska 01 4.3%
Dutch: Michigan 04. 13.7%
English: Utah 03. 29.9%
German: Wisconsin 05 44.7%
Irish: Massachusetts 08 24.7%
Italian: New York 01 21.9%
Norwegian: North Dakota AL 20.5%
Polish: Illinois 06 13.8%
Portuguese: Massachusetts 04 11.3%
Swedish: Minnesota 08 9.5%
Indian: California 07 19.7%
Chinese: New York 06 23.3%
Korean: California 34 7%
Vietnamese: California 45 17.1%
Agree with CentristRepublican. I can kind of see
the 2010s version of CA-7 given that it contained Folsom, although even that really seems like a stretch. The 2020s version containing downscale Sacramento suburbs and boondocks farmland is a different story.