Most densely populated municipalities

The 20 municipalities in Yamagata Ken with the highest people per km², and the 20 with the lowest, out of 70 with a published figure.

	Municipality	Prefecture	Postal code	People per km²
1	Nakano	Yamagata Ken	999-7734	21,873.9 /km²
2	Ōmiya-ku	Yamagata Ken	999-1342	9,218.0 /km²
3	Higashimurayama	Yamagata Ken	990-0352	8,778.2 /km²
4	Kita-ku	Yamagata Ken	999-1345	8,723.0 /km²
5	Funabashi	Yamagata Ken	992-0325	7,492.4 /km²
6	Matsubara	Yamagata Ken	999-0606	7,034.0 /km²
7	Nishi-ku	Yamagata Ken	999-1355	5,349.4 /km²
8	Kawanishi	Yamagata Ken	999-0100	2,845.7 /km²
9	Yoshikawa	Yamagata Ken	990-0711	2,278.6 /km²
10	Asahi	Yamagata Ken	990-1400	1,848.1 /km²
11	Wakayama	Yamagata Ken	999-1303	1,691.6 /km²
12	Yoshida	Yamagata Ken	999-3502	1,389.8 /km²
13	Yoshioka	Yamagata Ken	999-7753	1,066.7 /km²
14	Yanagawa	Yamagata Ken	990-1274	831.1 /km²
15	Takaoka	Yamagata Ken	992-0778	791.5 /km²
16	Tendō-shi	Yamagata Ken	994-0052	548.5 /km²
17	Naka	Yamagata Ken	999-0601	542.2 /km²
18	Fujisaki	Yamagata Ken	999-8437	388.3 /km²
19	Kameoka	Yamagata Ken	992-0321	382.2 /km²
20	Tomioka	Yamagata Ken	999-8524	382.0 /km²

Most sparsely populated municipalities

	Municipality	Prefecture	Postal code	People per km²
1	Iwakura	Yamagata Ken	999-0436	0.0 /km²
2	Shimada	Yamagata Ken	999-7754	0.0 /km²
3	Yamagata	Yamagata Ken	990-2231	0.0 /km²
4	Nishikawa	Yamagata Ken	990-0700	12.2 /km²
5	Iide	Yamagata Ken	999-0600	19.8 /km²
6	Kōya-chō	Yamagata Ken	999-0421	21.2 /km²
7	Mogami	Yamagata Ken	999-5406	23.7 /km²
8	Ōno-shi	Yamagata Ken	999-7747	34.9 /km²
9	Fukagawa	Yamagata Ken	999-7767	37.9 /km²
10	Takayama	Yamagata Ken	999-0141	39.1 /km²
11	Obanazawa	Yamagata Ken	999-4231	39.6 /km²
12	Kiyokawa	Yamagata Ken	999-6606	42.7 /km²
13	Oguni	Yamagata Ken	999-1300	47.5 /km²
14	Hirono	Yamagata Ken	992-0851	48.7 /km²
15	Ōe-machi	Yamagata Ken	990-1100	48.8 /km²
16	Yuza	Yamagata Ken	999-8301	61.9 /km²
17	Naganuma	Yamagata Ken	990-1553	62.4 /km²
18	Ōtaki-machi	Yamagata Ken	999-1336	67.5 /km²
19	Matsuzaki	Yamagata Ken	999-1411	69.6 /km²
20	Omi	Yamagata Ken	990-1122	73.6 /km²

Most densely populated municipalities — 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.