| Official Name: | Situbondo Regency |
| Native Name: | Kabupaten Situbondo |
| Settlement Type: | Regency |
| Coordinates: | -7.7°N 114°W |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | East Java |
| Subdivision Type2: | Capital |
| Subdivision Name2: | Situbondo |
| Established Title: | Anniversary |
| Established Date: | 15 August 1818 |
| Leader Title: | Regent |
| Leader Name: | Karna Suswandi |
| Area Total Km2: | 1658.03 |
| Population As Of: | mid 2023 estimate |
| Population Total: | 684343 |
| Population Density Km2: | auto |
| Population Footnotes: | [1] |
| Timezone1: | IWST |
| Utc Offset1: | +7 |
| Pushpin Map: | Indonesia_Java#Indonesia |
| Pushpin Map Caption: | Location in Java and Indonesia |
| Leader Title1: | Regent |
| Leader Name1: | Drs. H. Karna Suswandi, M.M. |
| Leader Title2: | Vice Regent |
| Leader Name2: | Hj. Khoirani, S.Pd., M.M. |
| Area Code Type: | Area code |
| Area Code: | (+62) 338 |
Situbondo Regency is a regency (kabupaten) in the east of East Java province, Indonesia. It covers an area of 1,658.03 km2, and had a population of 647,619 at the 2010 Census[2] and 685,967 at the 2020 Census;[3] the official estimate as at mid 2023 was 684,343 (comprising 334,698 males and 349,645 females).[4] It is located towards the eastern end of Java, before Banyuwangi. The administrative centre is Situbondo, a small town within the regency. One of the famous tourist sites is Baluran National Park.
The Regency is divided into seventeen districts (kecamatan), tabulated below with their areas and their population totals from the 2010 Census[5] and the 2020 Census,[6] together with the official estimates as at mid 2023.[7] The table also includes the locations of the district headquarters and the number of administrative villages in each district (totaling 132 rural desa and 4 urban kelurahan), and its post codes.
| Kode Wilayah | Name of District (kecamatan) | Area in km2 | Pop'n Census 2010 | Pop'n Census 2020 | Pop'n Estimate mid 2023 | Admin centre | No. of villages | Post codes | |
|---|---|---|---|---|---|---|---|---|---|
| 35.12.15 | Sumbermalang | 89.76 | 26,319 | 28,466 | 28,559 | Tlogosari | 9 | 68355 | |
| 35.12.01 | Jatibanteng | 104.05 | 21,847 | 23,083 | 22,902 | Jatibanteng | 8 | 68357 | |
| 35.12.16 | Banyuglugur | 67.33 | 22,443 | 24,583 | 23,984 | Banyuglugur | 7 | 68359 | |
| 35.12.02 | Besuki | 27.70 | 61,211 | 65,110 | 65,481 | Besuki | 10 | 68356 | |
| 35.12.03 | Suboh | 30.70 | 26,186 | 28,178 | 28,580 | Buduan | 8 | 68354 | |
| 35.12.04 | Mlandingan | 54.881 | 22,371 | 23,809 | 24,393 | Mlandingan Kulon | 7 | 68353 | |
| 35.12.17 | Bungatan | 68.12 | 24,417 | 25,982 | 25,885 | Bungatan | 7 | 68358 | |
| 35.12.05 | Kendit | 111.88 | 28,172 | 29,310 | 29,899 | Kendit | 7 | 68352 | |
| 35.12.06 | 59.97 | 53,034 | 58,315 | 59,084 | Wringin Anom | 8 | 68351 | ||
| 35.12.07 | Situbondo | 30.86 | 46,854 | 48,656 | 48,783 | Patokan | 6 (a) | 68311 - 68316 | |
| 35.12.09 | Mangaran | 37.18 | 31,937 | 34,181 | 34,988 | Mangaran | 6 | 68363 | |
| 35.12.08 | Panji | 46.33 | 68,286 | 66,926 | 67,415 | Mimbaan | 12 (b) | 68321 - 68323 | |
| 35.12.10 | Kapongan | 51.54 | 36,990 | 38,939 | 39,746 | Kesambi Rampak | 10 | 68362 | |
| 35.12.11 | Arjasa | 185.15 | 39,708 | 43,637 | 43,301 | Arjasa | 8 | 68371 | |
| 35.12.12 | Jangkar | 75.66 | 36,321 | 41,012 | 39,923 | Jangkar | 8 | 68372 | |
| 35.12.13 | Asembagus | 226.05 | 47,256 | 49,661 | 49,625 | Asembagus | 10 | 68373 | |
| 35.12.14 | Banyuputih (c) | 390.88 | 54,267 | 56,119 | 51,685 | Sumberanyar | 5 | 68374 | |
| Totals | 1,658.03 | 647,619 | 685,967 | 684,343 | Situbondo | 136 |
Note: (a) including 2 kelurahan - Dawuhan and Patokan. (b) including 2 kelurahan - Ardirejo and Mimbaan.(c) including the offshore island of Pulau Karangmas.
Situbondo has a tropical savanna climate (Aw) with heavy rainfall from December to March and moderate to little rainfall from April to November.