| Gadahiya-Balara | |
| Native Name: | गड़हिया-बलरा |
| Settlement Type: | Balara Municipality (Nepal) |
| Nickname: | Balara-Gadahiyya(बलरा-गडहिया) |
| Pushpin Map: | Nepal |
| Pushpin Label Position: | right |
| Pushpin Mapsize: | 300 |
| Pushpin Map Caption: | Location in Nepal |
| Coordinates: | 26.8083°N 85.4083°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Nepal |
| Subdivision Type1: | Province No.2 |
| Subdivision Type2: | District |
| Subdivision Name2: | Sarlahi District |
| Population Total: | 3964 |
| Population As Of: | 1991 |
| Population Density Km2: | auto |
| Population Blank1 Title: | Ethnicities |
| Timezone: | Nepal Time |
| Utc Offset: | +5:45 |
Gadahiya-Balara is Ward No.8 Of Balara Municipality in Sarlahi District in the Province No.2 of south-eastern Nepal.
At the time of the 1991 Nepal census it had a population of 3,964 people living in 747 individual households.[1] In the census of 2002 the largest group were Maithili language speakers, 5,168 out of 5,232 inhabitants.[2] By the time of the 2011 census the population had grown to 6,663 inhabitants.[3]