new work 1/2" $1.19 per sq. sf plus $229.00 per job cost
for years i,ve used home tech remodeling and renovation cost estimator.
1-800-638-8292 it,s my bible its also adjusted for any area you live in here in marin co. we have hi overhead. spend the money for the book ,not software [way too expensive] the prices may seem a little high but use them good luck( 40 years in the trades )-driftwood