| Shirin Su District | |
| Native Name: | Persian: بخش شیرینسو |
| Native Name Lang: | fa |
| Settlement Type: | District |
| Pushpin Map: | Iran |
| Coordinates Footnotes: | [1] |
| Subdivision Type: | Country |
| Subdivision Name: | Iran |
| Subdivision Type1: | Province |
| Subdivision Name1: | North Khorasan |
| Subdivision Type2: | County |
| Subdivision Name2: | Maneh |
| Seat Type: | Capital |
| Seat: | Khartut |
| Unit Pref: | Metric |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
Shirin Su District (Persian: بخش شیرینسو) is in Maneh County, North Khorasan province, Iran. Its capital is the village of Khartut,[2] whose population at the time of the 2016 National Census was 703 in 164 households.[3]
In 2023, Maneh District was separated from Maneh and Samalqan County in the establishment of Maneh County, which was divided into two districts of two rural districts each, with Pish Qaleh as its capital and only city.[2]
| Administrative Divisions | |
|---|---|
| Kohneh Jolgeh RD | |
| Shirin Su RD | |