Start with the answer
Postsecondary Teachers, All Other pay in Hilton Head Island-Bluffton-Port Royal, SC and Sacramento-Roseville-Folsom, CA
The May 2025 BLS OEWS median for Postsecondary Teachers, All Other is $81,500 per year in Hilton Head Island-Bluffton-Port Royal, SC. It is $135,060 per year in Sacramento-Roseville-Folsom, CA. Hilton Head Island-Bluffton-Port Royal, SC is 39.7% below Sacramento-Roseville-Folsom, CA on the published median.
Both rows use SOC 25-1199 and the same annual wage metric. Median means the middle of each area's published wage spread. It is not one worker's pay. The larger median is not proof that one place gives a better job or a better result. It is one wage fact from one source period.
BLS lists 30 wage and salary jobs in Hilton Head Island-Bluffton-Port Royal, SC and 2,070 in Sacramento-Roseville-Folsom, CA. Those are survey job counts, not open posts. Read pay, job scale, local share, and price level as separate facts before you make a choice.