Question: how long has hgtv been on the air?
Answer: Since HGTV went on air in 1994 things have changed a lot. Check out the highlights from the last two decades. 1992 – HGTV founder Ken Lowe has an idea for a cable TV network about home renovation and gardening. December 30, 1994 – HGTV goes on the air reaching 6.5 million homes in 44 markets.