The network has now planned for both new shows to air 22 episodes each, after an impressive start in the ratings.
Meanwhile, Happy Endings has also been ordered for six new episodes.
Other first-year shows that have recently been ordered for full seasons include Fox's New Girl and The CW's Ringer.
Thomas McDonnell recently signed up for a guest role in Suburgatory.
> Jane Levy: 'People won't identify themselves in Suburgatory'
Watch a clip from Suburgatory below: