cost of exclusion
1 And GetBatsOut.com estimates that bat exclusion for an average house in good condition costs $2,400-$5,000, depending on the severity of the problem. More likely, it will cost $300-$1,500 to remove a small (50 bats or less) or medium (about 50-200) colony, and $1,500-$8,000 or more for large colonies.