Kunszentmárton is a small town of the county of Jász-Nagykun-Szolnok, central Hungary. It is the centre of the administrative region of Kunszentmártoni kistérség which oncludes the following villages:
| Cibakháza | Csépa | Cserkeszőlő | Kunszentmárton | Nagyrév |
| Öcsöd | Szelevény | Tiszaföldvár | Tiszainoka | Tiszakürt |
| Tiszasas |
Körös River crosses the city from the north-east to the south.
| Kunszentmárton | |
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Kunszentmárton
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| Coordinates: | |
| Country | Hungary |
| County | Jász-Nagykun-Szolnok |
| Area | |
| • Total | 143.65 km2 (55.5 sq mi) |
| Population (2006) | |
| • Total | 9,566 |
| • Density | 66.59/km2 (172.5/sq mi) |
| Time zone | CET (UTC+1) |
| • Summer (DST) | CEST (UTC+2) |
| Postal code | 5440 |
| Area code(s) | 56 |
| Website | [1] |