Original budget was $30,000, while typical house back then cost around $5,000. The house ended up costing $145,000. Frank Lloyd Wright was famous for going way over budget. The tour guide told us that his favorite quote of Frank Llyod Wright's was something like... "the project I like the most is the next one."
The house was much larger than I thought, however, spatially, the scale felt very comfortable, not too 'grandiose.'.