Flag and Flagpole Size Information

Outdoor Flags

If you have a wall-mounted pole in the range of 5-7 feet in length, the best flag size is 3' × 5'. If you have an in-ground pole, please consult the following table:

Flagpole Length	Flag Size
≤ 20'	3' × 5', 4' × 6'
25'	4' × 6', 5' × 8'
30' - 35'	5' × 8', 6' × 10'
40' - 45'	6' × 10' - 8' × 12'
50'	8' × 12' - 10' × 15'
60' - 65'	10' × 15' - 10' × 19'
70' - 80'	10' × 19' - 12' × 18'
90' - 100'	20' × 38' - 30' × 50'

Indoor Flags

Flagpole Length	Flag Size
7' & 8'	3' × 5'
9'	4' × 6'
12'	5' × 8'

Nautical Flags

Powerboat

Length of Vessel	Flag Size
≤ 20'	12" × 18"
21' - 30'	16" × 24"
31' - 45'	24" × 36"
46' - 60'	2.5' × 4'
61' - 80'	3' × 5'
81' - 100'	4' × 6'

Sailboat

Length of Vessel	Flag Size
≤ 25'	16" × 24"
26' - 40'	24" × 36"
41' - 60'	2.5' × 4'
61' - 80'	3' × 5'
81' - 100'	4' × 6'