How much do carpet installation for a 18x20?

The cost of carpet installation for an 18x20-foot room can vary widely depending on factors such as carpet material, labor rates, and any additional services like padding or removal of old carpet. On average, you might expect to pay between $1,000 to $2,500, including both carpet and installation. It's best to get quotes from local installers to get a more accurate estimate for your specific situation.