AWG - American Wire Gauge vs. Circular Mils

Calculate wire diameter and cross-sectional area from American Wire Gauge (AWG) number. Convert between AWG, diameter (inches and mm), and area (circular mils and mm²).

Calculator

Inputs

AWG Gauge Number (AWG)

Results

Diameter-- inches

Diameter-- mm

Area-- circular mils

Area-- mm²

AWG	Diameter (mils)	Diameter (mm)	Area (circular mils)	Area (mm²)
0000 (4/0)	460	11.7	211592	107
000 (3/0)	410	10.4	167800	85
00 (2/0)	365	9.27	133072	67.4
0 (1/0)	325	8.25	105531	53.5
1	289	7.35	83690	42.4
2	258	6.54	66369	33.6
3	229	5.83	52633	26.7
4	204	5.19	41740	21.2
5	182	4.62	33101	16.8
6	162	4.12	26251	13.3
7	144	3.67	20818	10.5
8	128	3.26	16509	8.37
9	114	2.91	13092	6.63
10	102	2.59	10383	5.26
11	90.7	2.31	8234	4.17
12	80.8	2.05	6530	3.31
13	72	1.83	5178	2.62
14	64.1	1.63	4107	2.08
15	57.1	1.45	3257	1.65
16	50.8	1.29	2583	1.31
17	45.3	1.15	2048	1.04
18	40.3	1.02	1624	0.823
20	32	0.812	1022	0.518
21	28.5	0.723	810	0.41
22	25.3	0.644	642	0.326
23	22.6	0.573	510	0.258
24	20.1	0.511	404	0.205
25	17.9	0.455	320	0.162