Largest municipalities by area

The 20 municipalities in Hokkaido with the highest area, and the 20 with the lowest, out of 218 with a published figure.

	Municipality	Prefecture	Postal code	Area
1	Toyota	Hokkaido	059-2241	918,320,000.0 km²
2	Hayakawa	Hokkaido	049-0744	369,860,000.0 km²
3	Nisshin	Hokkaido	099-1136	34,910,000.0 km²
4	Fukushima Prefecture	Hokkaido	044-0225	13,784.1 km²
5	Akita Prefecture	Hokkaido	099-1364	11,637.5 km²
6	Fukuoka Prefecture	Hokkaido	044-0452	4,971.0 km²
7	Yamanashi Prefecture	Hokkaido	049-5401	4,465.4 km²
8	Kagawa Prefecture	Hokkaido	049-5831	1,861.7 km²
9	Hamamatsu	Hokkaido	049-3124	1,558.1 km²
10	Kitami	Hokkaido	090-8540	1,427.4 km²
11	Ashoro	Hokkaido	089-4144	1,408.0 km²
12	Kushiro	Hokkaido	085-0813	1,363.3 km²
13	Engaru	Hokkaido	099-0400	1,332.5 km²
14	Betsukai	Hokkaido	086-0216	1,319.6 km²
15	Tsuruoka	Hokkaido	049-0455	1,311.5 km²
16	Sapporo	Hokkaido	007-8508	1,121.3 km²
17	Shibetsu	Hokkaido	086-1145	1,119.2 km²
18	Esashi	Hokkaido	098-5721	1,115.9 km²
19	Yakumo	Hokkaido	049-3100	956.1 km²
20	Ashibetsu	Hokkaido	075-0035	865.0 km²

Smallest municipalities by area

	Municipality	Prefecture	Postal code	Area
1	Naniwa-ku	Hokkaido	093-0421	4.4 km²
2	Asahi	Hokkaido	089-5546	6.0 km²
3	Kaisei	Hokkaido	099-6503	6.5 km²
4	Higashiyama-ku	Hokkaido	048-1521	7.5 km²
5	Toyosato	Hokkaido	089-2261	7.8 km²
6	Atsuta-ku	Hokkaido	049-3125	8.2 km²
7	Kotohira	Hokkaido	044-0066	8.5 km²
8	Ninomiya	Hokkaido	054-0005	9.1 km²
9	Sumiyoshi-ku	Hokkaido	098-1943	9.4 km²
10	Taishō-ku	Hokkaido	099-5551	9.4 km²
11	Chūō	Hokkaido	073-1103	10.2 km²
12	Shōwa-ku	Hokkaido	059-2331	10.9 km²
13	Fusō-chō	Hokkaido	044-0062	11.2 km²
14	Mizuho-ku	Hokkaido	079-0317	11.2 km²
15	Bunkyō-ku	Hokkaido	054-0051	11.3 km²
16	Chiyoda	Hokkaido	099-0425	11.7 km²
17	Yodogawa-ku	Hokkaido	048-1306	12.6 km²
18	Kasuga	Hokkaido	054-0002	14.0 km²
19	Meguro	Hokkaido	058-0422	14.7 km²
20	Nakano	Hokkaido	049-0441	15.6 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.