I'll have to dig up some stats, but it's been a consistent pattern in my reading on the subject over the past 20 years.
I'm not talking about 2019 to 2020/21 pandemic migration that your article covers. Those years will obviously be an outlier. I'm talking about long-term demographic trends over the past 100+ years.
Edit: A very quick google before a series of calls today: https://www.brookings.edu/research/despite-the-pandemic-narr...
https://www.aeaweb.org/articles?id=10.1257/jep.25.3.173
It's more difficult to find stats going back 150 years quickly, but the visualized data I've seen on that is pretty striking.
> This is often stated on HN and Reddit, but simply not true. At no time in US history has there been less internal migration.
That's a pretty big claim. Do you have any data to support that? This [0] seems to tell a different story.
[0]: https://www.census.gov/library/stories/2022/03/net-domestic-...