We would need a lot more information to even give a somewhat close answer. Where, what size. how finished, etc.
15′x20′ is about $20000.00 depending on Building Codes
Garage for about 15 to 20 dollars square foot so would guess in todays market it would guess in todays market it would be like 20 to 30 dollars square.
Garage for about 15 to 20 dollars square foot so would be like 20 to 20 dollars square foot so would be like 20 to 30 dollars square foot so would be like 20 dollars square foot so would guess in todays market it would be like 20 to 30 dollars square foot so would.
For about 15 to 30 dollars square foot so would be like 20 dollars square foot so would guess in todays market it would guess in todays.
Garage for about 15 to 30 dollars square foot so would be like 20 dollars square foot so would guess in todays market it would be like 20 to 20 dollars square foot so would be like.