Niigata: Aging Rate (2050) Ranking

All 38 municipalities in Niigata ranked by Aging Rate (2050).

Top municipalities in Niigata by aging rate (2050): 1. Aga (63.8%), 2. Tagami (57.7%), 3. Izumozaki (56.9%).

Rank	Municipality	Pop. (2025)	Aging Rate 2050
1	Niigata Aga	8,338	63.8%
2	Niigata Tagami	10,287	57.7%
3	Niigata Izumozaki	3,597	56.9%
4	Niigata Sekikawa	4,396	55.7%
5	Niigata Kamo	23,024	54.3%
6	Niigata Sado	45,378	53.3%
7	Niigata Murakami	51,422	52.4%
8	Niigata Nishikan	50,368	52.0%
9	Niigata Yuzawa	7,510	51.8%
10	Niigata Myoukou	27,860	51.6%
11	Niigata Uonuma	31,026	51.3%
12	Niigata Tsunan	7,959	50.8%
13	Niigata Gosen	43,481	50.5%
14	Niigata Tookamachi	44,509	50.1%
15	Niigata Itoigawa	36,519	49.5%
16	Niigata Yahiko	7,114	48.8%
17	Niigata Agano	37,503	48.6%
18	Niigata Minami	41,140	47.6%
19	Niigata Ojiya	31,408	47.3%
20	Niigata Tainai	26,235	46.6%
21	Niigata Kashiwazaki	74,728	45.4%
22	Niigata Sanjou	88,396	45.3%
23	Niigata Minamiuonuma	51,184	44.9%
24	Niigata Mitsuke	36,613	44.0%
25	Niigata Jouetsu	176,481	43.9%
26	Niigata Kita	70,190	43.7%
27	Niigata Tsubame	73,706	43.1%
28	Niigata Shibata	89,570	42.9%
29	Niigata Akiha	71,563	41.5%
30	Niigata Nagaoka	251,069	41.1%
31	Niigata Higashi	127,601	40.3%
32	Niigata Niigata	759,139	40.0%
33	Niigata Kounan	66,819	39.1%
34	Niigata Nishi	154,195	38.9%
35	Niigata Kariwa	4,318	35.6%
36	Niigata Chuuou	177,263	35.5%
37	Niigata Seirou	14,071	34.1%
38	Niigata Awashimaura	303	30.2%