Largest municipalities by area

The 20 municipalities in Saitama Ken with the highest area, and the 20 with the lowest, out of 84 with a published figure.

	Municipality	Prefecture	Postal code	Area
1	Shiga Prefecture	Saitama Ken	355-0214	4,017.4 km²
2	Saitama Prefecture	Saitama Ken	331-9530	3,797.8 km²
3	Miyako	Saitama Ken	355-0812	1,259.2 km²
4	Toyama	Saitama Ken	355-0226	1,241.7 km²
5	Uonuma	Saitama Ken	343-0101	946.9 km²
6	Ōno-shi	Saitama Ken	355-0366	872.3 km²
7	Tōno-shi	Saitama Ken	345-0031	826.0 km²
8	Nagahama	Saitama Ken	369-0316	681.0 km²
9	Ina	Saitama Ken	362-0800	667.9 km²
10	Iida	Saitama Ken	355-0333	658.7 km²
11	Chichibu	Saitama Ken	368-0115	577.8 km²
12	Kami	Saitama Ken	369-0395	537.9 km²
13	Seki	Saitama Ken	367-0102	472.3 km²
14	Hirono	Saitama Ken	355-0205	302.9 km²
15	Ōtsuki-shi	Saitama Ken	355-0363	280.3 km²
16	Kinokawa	Saitama Ken	345-0003	228.2 km²
17	Okura	Saitama Ken	355-0222	211.6 km²
18	Ikeda	Saitama Ken	367-0234	194.7 km²
19	Hannō	Saitama Ken	357-0061	193.1 km²
20	Kumagaya	Saitama Ken	360-0223	159.8 km²

Smallest municipalities by area

	Municipality	Prefecture	Postal code	Area
1	Warabi	Saitama Ken	335-0005	5.1 km²
2	Shiki	Saitama Ken	353-0005	9.1 km²
3	Ninomiya	Saitama Ken	367-0233	9.1 km²
4	Chūō	Saitama Ken	362-0809	10.2 km²
5	Wakō-shi	Saitama Ken	351-0114	11.0 km²
6	Fujimino	Saitama Ken	356-0034	14.6 km²
7	Miyashiro	Saitama Ken	345-0823	15.9 km²
8	Matsubushi	Saitama Ken	343-0111	16.2 km²
9	Sue	Saitama Ken	350-0307	16.3 km²
10	Tsurugashima	Saitama Ken	350-2219	17.6 km²
11	Yashio	Saitama Ken	340-0816	18.0 km²
12	Toda	Saitama Ken	335-0031	18.2 km²
13	Asaka	Saitama Ken	351-0025	18.3 km²
14	Sakae-ku	Saitama Ken	362-0805	18.5 km²
15	Miyamae-ku	Saitama Ken	350-0137	18.6 km²
16	Nakajima	Saitama Ken	345-0802	18.9 km²
17	Fujimi	Saitama Ken	354-0018	19.8 km²
18	Kitamoto	Saitama Ken	364-0024	19.8 km²
19	Yoshida	Saitama Ken	355-0202	20.7 km²
20	Niiza	Saitama Ken	352-0024	22.8 km²

Largest municipalities by area — All of Japan

One row per municipalities. The figures are published by municipality, so every postal code inside one shares them; the postal code shown is one of that municipality's.