Rank (Area) |
Region |
Capital |
Districts |
Area (km2) |
Population (2022)[5] |
Rank (Population) |
Postcode |
Map |
9 |
Arusha Region |
Arusha |
7 |
37,576 km2 (14,508 sq mi) |
2,356,255 |
11 |
23xxx |
 |
26 |
Dar es Salaam Region |
Dar es Salaam |
5 |
1,393 km2 (538 sq mi) |
5,383,728 |
1 |
11xxx |
 |
8 |
Dodoma Region |
Dodoma |
7 |
41,311 km2 (15,950 sq mi) |
3,085,625 |
5 |
41xxx |
 |
21 |
Geita Region |
Geita |
5 |
20,054 km2 (7,743 sq mi) |
2,977,608 |
7 |
30xxx |
 |
12 |
Iringa Region |
Iringa |
5 |
35,503 km2 (13,708 sq mi) |
1,192,728 |
24 |
51xxx |
 |
16 |
Kagera Region |
Bukoba |
8 |
25,265 km2 (9,755 sq mi) |
2,989,299 |
6 |
35xxx |
 |
6 |
Katavi Region |
Mpanda |
3 |
45,843 km2 (17,700 sq mi) |
1,152,958 |
25 |
50xxx |
 |
10 |
Kigoma Region |
Kigoma |
8 |
45,066 km2 (17,400 sq mi) |
2,470,967 |
9 |
47xxx |
 |
24 |
Kilimanjaro Region |
Moshi |
6 |
13,250 km2 (5,120 sq mi) |
1,861,934 |
18 |
25xxx |
 |
3 |
Lindi Region |
Lindi |
6 |
66,669 km2 (25,741 sq mi) |
1,194,028 |
23 |
65xxx |
 |
7 |
Manyara Region |
Babati |
6 |
44,522 km2 (17,190 sq mi) |
1,892,502 |
17 |
27xxx |
 |
19 |
Mara Region |
Musoma |
7 |
21,760 km2 (8,400 sq mi) |
2,372,015 |
10 |
31xxx |
 |
11 |
Mbeya Region |
Mbeya |
7 |
35,954 km2 (13,882 sq mi) |
2,343,754 |
12 |
53xxx |
 |
31 |
Mjini Magharibi Region (Zanzibar Urban West) |
Zanzibar City |
2 |
230 km2 (89 sq mi) |
893,169 |
26 |
71xxx |
 |
2 |
Morogoro Region |
Morogoro |
7 |
70,624 km2 (27,268 sq mi) |
3,197,104 |
4 |
67xxx |
 |
23 |
Mtwara Region |
Mtwara |
7 |
16,710 km2 (6,450 sq mi) |
1,634,947 |
20 |
63xxx |
 |
25 |
Mwanza Region |
Mwanza |
7 |
9,467 km2 (3,655 sq mi) |
3,699,872 |
2 |
33xxx |
 |
20 |
Njombe Region |
Njombe |
6 |
21,347 km2 (8,242 sq mi) |
889,946 |
27 |
59xxx |
 |
28 |
Pemba North Region |
Wete |
2 |
574 km2 (222 sq mi) |
272,091 |
28 |
75xxx |
 |
30 |
Pemba South Region |
Chake-Chake |
2 |
332 km2 (128 sq mi) |
271,350 |
29 |
74xxx |
 |
13 |
Pwani Region |
Kibaha |
7 |
32,547 km2 (12,566 sq mi) |
2,024,947 |
15 |
61xxx |
 |
18 |
Rukwa Region |
Sumbawanga |
4 |
22,792 km2 (8,800 sq mi) |
1,540,519 |
21 |
55xxx |
 |
4 |
Ruvuma Region |
Songea |
6 |
63,669 km2 (24,583 sq mi) |
1,848,794 |
19 |
57xxx |
 |
22 |
Shinyanga Region |
Shinyanga |
5 |
18,901 km2 (7,298 sq mi) |
2,241,299 |
13 |
37xxx |
 |
17 |
Simiyu Region |
Bariadi |
5 |
25,212 km2 (9,734 sq mi) |
2,140,497 |
14 |
39xxx |
 |
5 |
Singida Region |
Singida |
6 |
49,340 km2 (19,050 sq mi) |
2,008,058 |
16 |
43xxx |
 |
14 |
Songwe Region |
Vwawa |
5 |
27,656 km2 (10,678 sq mi) |
1,344,687 |
22 |
53xxx |
 |
1 |
Tabora Region |
Tabora |
7 |
76,151 km2 (29,402 sq mi) |
3,391,679 |
3 |
45xxx |
 |
15 |
Tanga Region |
Tanga |
11 |
26,667 km2 (10,296 sq mi) |
2,615,597 |
8 |
21xxx |
 |
29 |
Unguja North Region (Zanzibar North) |
Mkokotoni |
2 |
470 km2 (180 sq mi) |
257,290 |
30 |
73xxx |
 |
27 |
Unguja South Region (Zanzibar South) |
Koani |
2 |
854 km2 (330 sq mi) |
195,873 |
31 |
72xxx |
 |