Hinterrhein District is an administrative district in the canton of Graubünden, Switzerland. It has an area of 617.67 km2 (238.48 sq mi) and has a population of 12,774 (as of 31 December 2011).
Hinterrhein District consists of five Kreise (sub-districts) and twenty-eight municipalities. This number decreased from thirty-two when the municipalities of Portein, Präz, Sarn, and Tartar merged on 1 January 2010 into Cazis.
| Avers sub-district |
| Municipality |
Population
|
Area (km²) |
| Avers |
171 |
93.07 |
| Domleschg sub-district |
| Municipality |
Population
|
Area (km²) |
| Almens |
226 |
8.36 |
| Fürstenau |
351 |
1.30 |
| Paspels |
453 |
4.57 |
| Pratval |
253 |
0.80 |
| Rodels |
267 |
1.68 |
| Rothenbrunnen |
305 |
3.10 |
| Scharans |
832 |
14.28 |
| Sils im Domleschg |
883 |
9.32 |
| Tomils |
713 |
30.56 |
| Rheinwald sub-district |
| Municipality |
Population
|
Area (km²) |
| Hinterrhein |
65 |
48.38 |
| Nufenen |
159 |
28.07 |
| Splügen |
395 |
60.53 |
| Sufers |
124 |
34.56 |
| Schams sub-district |
| Municipality |
Population
|
Area (km²) |
| Andeer |
876 |
30.46 |
| Casti-Wergenstein |
51 |
25.59 |
| Donat |
214 |
4.67 |
| Ferrera |
87 |
75.46 |
| Lohn |
46 |
8.14 |
| Mathon |
49 |
15.12 |
| Rongellen |
51 |
2.04 |
| Zillis-Reischen |
423 |
24.46 |
| Thusis sub-district |
| Municipality |
Population
|
Area (km²) |
| Cazis |
2,034 |
31.2a |
| Flerden |
215 |
6.06 |
| Masein |
412 |
4.19 |
| Thusis |
2,866 |
6.84 |
| Tschappina |
139 |
24.67 |
| Urmein |
114 |
4.35 |
- ^a Includes the area of Portein, Präz, Sarn and Tartar which merged into Cazis on 1 January 2010.