| En Name: | Kaltasinsky District |
| Ru Name: | Калтасинский район |
| Loc Name1: | Ҡалтасы районы |
| Loc Lang1: | Bashkir |
| Image View: | Кугарчино (Башкортостан) Калтасинский район.JPG |
| Coordinates: | 55.9667°N 102°W |
| Image Coa: | Coat of Arms of Kaltasinskiy rayon (Bashkortostan).png |
| Federal Subject: | Republic of Bashkortostan |
| Adm Data As Of: | February 2013 |
| Adm Ctr Type: | selo |
| Adm Ctr Name: | Kaltasy |
| Selsoviet Type1: | Selsoviets |
| No Of Selsoviets Type1: | 11 |
| No Of Rural Localities: | 79 |
| Mun Data As Of: | July 2012 |
| Mun Formation1: | Kaltasinsky Municipal District |
| Mun Formation1 No Of Urban Settlements: | 0 |
| Mun Formation1 No Of Rural Settlements: | 11 |
| Area Km2: | 1548.35 |
| Pop 2010Census: | 26268 |
| Urban Pop 2010Census: | 0% |
| Rural Pop 2010Census: | 100% |
| Established Date: | August 20, 1930 |
| Website: | http://kaltasyrb.ru |
| Date: | January 2015 |
| Population of Kaltasinsky District | |
| Label1: | 2010 Census |
| Data1: | 26,268 |
| Label2: | 2002 Census |
| Data2: | 28,881 |
| Label3: | 1989 Census |
| Data3: | 27,885 |
| Label4: | 1979 Census |
| Data4: | 32,711 |
Kaltasinsky District (ru|Калтаси́нский райо́н; ba|Ҡалтасы районы, Qaltası rayonı; mhr|Калтаса кундем, Kaltasa kundem) is an administrative[1] and municipal[2] district (raion), one of the fifty-four in the Republic of Bashkortostan, Russia. It is located in the northwest of the republic and borders Yanaulsky District to the north, Burayevsky District to the east and southeast, Dyurtyulinsky District to the south and Krasnokamsky District to the west. The area of the district is 1548.35km2.[3] Its administrative center is the rural locality (a selo) of Kaltasy. As of the 2010 Census, the total population of the district was 26,268, with the population of Kaltasy accounting for 16.8% of that number.
The district was established on August 20, 1930.
Within the framework of administrative divisions, Kaltasinsky District is one of the fifty-four in the Republic of Bashkortostan. The district is divided into eleven selsoviets, comprising seventy-nine rural localities.[4] As a municipal division, the district is incorporated as Kaltasinsky Municipal District. Its eleven selsoviets are incorporated as eleven rural settlements within the municipal district. The selo of Kaltasy serves as the administrative center of both the administrative and municipal district.