| Subdivision Type: | Country |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Official Name: | Ecseg |
| Mapsize: | 275px |
| Subdivision Type1: | County |
| Subdivision Name1: | Nógrád |
| Area Total Km2: | 24.1 |
| Population Total: | 1273 |
| Population As Of: | 2004 |
| Population Density Km2: | 52.82 |
| Postal Code Type: | Postal code |
| Postal Code: | 3053 |
| Area Code: | 32 |
| Pushpin Map: | Hungary |
| Pushpin Map Caption: | Location of Ecseg |
| Pushpin Mapsize: | 275px |
| Coordinates: | 47.8971°N 19.6041°W |
Ecseg is a village in Nógrád county, Hungary.
| Year | Population | |
|---|---|---|
| 1870 | 1779 | |
| 1880 | 1660 | |
| 1890 | 1776 | |
| 1900 | 1744 | |
| 1910 | 1648 | |
| 1920 | 1781 | |
| 1930 | 1760 | |
| 1941 | 1842 | |
| 1949 | 1834 | |
| 1960 | 1749 | |
| 1970 | 1628 | |
| 1980 | 1594 | |
| 1990 | 1436 | |
| 2001 | 1293 | |
| 2011 | 1193 |