West Virginia U was the lowest cost option for a family friend.
https://mae.statler.wvu.edu/
https://financialaid.wvu.edu/home/scholarships/freshmen
But this was for a family that needed merit aid due to middle class income.
UAH comes up a lot, too. I know there is a big aerospace community in Huntsville.
If you are low income, you may also qualify for need based aid. Try an NPC at Case Western as a private engineering school to see how you fare for private versus out of state public schools.