Fulga is a commune in Prahova County, Muntenia, Romania. It is composed of two villages, Fulga de Jos and Fulga de Sus; the former is the administrative centre.
The commune is situated in the Wallachian Plain, more specifically, in the , north of what were once the Codrii VlÃÂsiei, and northwest of the BÃÂrÃÂgan Plain. It is located in the southeastern corner of Prahova County, on the border with BuzÃÂu County, at a distance of from the town of Mizil and from the county seat, PloieÃÂti. The country's capital, Bucharest, is to the southwest.
The river BÃÂlana flows through the commune, forming a lake that separates the two component villages. Wels catfish grow in the lake; they can attain in length and can weigh up to . The BÃÂlana discharges into the Ghighiu at the eastern edge of Fulga.
The commune is crossed by county road DJ100C, which lead north to Baba Ana and Mizil (where it ends in national road DN1B) and south to SÃÂlciile. Road DJ100B bifurcates from DJ100C in Fulga de Jos, leading west to DrÃÂgÃÂneÃÂti, where it meets .
At the 2011 census, Fulga had 3,482 inhabitants, of which 93.74% were Romanians and 3.62% Roma. At the 2021 census, the commune had a population of 2,889; of those, 93.49% were Romanians and 2.25% Roma.