Most populated municipalities

The 20 municipalities in Saga Ken with the most residents, and the 20 with the fewest, out of 28 with a published figure.

	Municipality	Prefecture	Postal code	Residents
1	Saga	Saga Ken	840-0854	232,359
2	Shiroishi-ku	Saga Ken	849-1100	214,062
3	Yamaguchi	Saga Ken	849-0501	193,761
4	Kariya	Saga Ken	847-1435	153,178
5	Sakae-ku	Saga Ken	847-1424	119,643
6	Karatsu	Saga Ken	847-0834	116,052
7	Sakata	Saga Ken	849-1204	99,235
8	Yokote	Saga Ken	849-1116	84,556
9	Tosu	Saga Ken	841-0052	74,673
10	Kashima	Saga Ken	849-1314	67,001
11	Shirakawa	Saga Ken	844-0007	59,044
12	Imari	Saga Ken	848-0121	52,694
13	Takeo	Saga Ken	843-8550	47,681
14	Ogi	Saga Ken	845-0033	43,787
15	Kanzaki	Saga Ken	842-0063	30,686
16	Ōno-shi	Saga Ken	844-0013	30,449
17	Ōmachi-shi	Saga Ken	849-2101	25,883
18	Ureshino	Saga Ken	849-1411	25,593
19	Miyaki	Saga Ken	841-0205	25,386
20	Shimoda	Saga Ken	849-0505	20,499

Least populated municipalities

	Municipality	Prefecture	Postal code	Residents
1	Genkai	Saga Ken	847-1400	5,245
2	Fukaura	Saga Ken	849-1207	7,191
3	Tara	Saga Ken	849-1602	7,903
4	Kōhoku-machi	Saga Ken	849-0500	9,579
5	Yamamoto	Saga Ken	849-4155	11,736
6	Hirao	Saga Ken	847-1432	11,831
7	Taku	Saga Ken	846-0013	18,215
8	Arita	Saga Ken	844-0000	18,867
9	Shimoda	Saga Ken	849-0505	20,499
10	Miyaki	Saga Ken	841-0205	25,386
11	Ureshino	Saga Ken	849-1411	25,593
12	Ōmachi-shi	Saga Ken	849-2101	25,883
13	Ōno-shi	Saga Ken	844-0013	30,449
14	Kanzaki	Saga Ken	842-0063	30,686
15	Ogi	Saga Ken	845-0033	43,787
16	Takeo	Saga Ken	843-8550	47,681
17	Imari	Saga Ken	848-0121	52,694
18	Shirakawa	Saga Ken	844-0007	59,044
19	Kashima	Saga Ken	849-1314	67,001
20	Tosu	Saga Ken	841-0052	74,673

Most 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.