Rating Newest Oldest. Best Answer: The lowest price I've found in Southern California is $125.00 per square foot which is extremely reasonable. Most builders charge more than that. That price is for a 2000 square foot ranch style home with three bathrooms, and a three car garage.est Answer: The lowest price I've found in Southern California is $125.00 per square foot which is extremely reasonable.
Normally, the patching, painting, and floor work are repairs and the other expenses are permanent improvements. However, because the work gives your property a new use, the entire remodeling job is a permanent improvement and its cost is added to the basis of your property.
1 Painting/Finishing.  Cost to Paint a Garage Floor. Compare the cost to paint a garage floor yourself with the labor and material cost to hire a painting contractor. Enter your ZIP Code to adjust the cost to where you live. Use the material calculator to find out how much paint to buy for your job.