The Legislative Districts of Nueva Ecija, namely the first, second, third and fourth districts are the representations of the Province of Nueva Ecija in the Philippine House of Representatives. Nueva Ecija was a lone legislative district from 1907 until 1928. Act No. 3336 enacted in 1927 divided the province into two legislative districts. It was part of the representation of Region III from 1978 to 1984, and from 1984 to 1986 it elected 4 assemblymen at-large. In 1986, it was redistricted into four legislative districts.
Municipalities: Aliaga, Cuyapo, Guimba, Licab, Nampicuan, Quezon, Santo Domingo, Talavera, Talugtug, Zaragoza
Population (2010): 505,867
Municipalities: Aliaga, Cuyapo, Guimba, Jaen, Licab, Lupao, Muñoz, Nampicuan, Quezon, San Antonio, Santo Domingo, Talavera, Zaragoza, Talugtug (established 1948)
Cities: Muñoz, San Jose
Municipalities: Carranglan, Llanera, Lupao, Pantabangan, Rizal, Talugtug
Population (2010): 424,930
Municipalities: Bongabon, Cabanatuan (became city 1950), Cabiao, Carranglan, Gapan, Laur, Pantabangan, Peñaranda, Rizal, San Isidro, San Jose (became city 1969), San Leonardo, Santa Rosa, Gabaldon (Bitulok, later Sabani) (established 1950), Llanera (established 1955), General Mamerto Natividad (established 1957), City of Palayan (established 1965)
Cities: Cabanatuan City, Palayan City
Municipalities: Bongabon, Gabaldon, General Mamerto Natividad, Laur, Santa Rosa
Population (2010): 534,914
City: Gapan City
Municipalities: Cabiao, General Tinio, Jaen, Peñaranda, San Antonio, San Isidro, San Leonardo
Population (2010): 489,664
Legislative districts of Nueva Ecija Wikipedia (Text) CC BY-SA