List of Dominican Provinces by date of provincehood

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The following table presents a listing of the Dominican Republic's provinces and the dates of their creation.

ProvinceDate CreatedPreceding EntityOld Names
Azua March 12, 1844One of the Original 5 Provinces
Bahoruco March 10, 1943Separated from Barahona Province
Barahona May 16, 1909Was first a Maritime District from 1870; originally was part of Azua Province before reform in 1845, became province on May 16, 1909Distrito Marítimo del Sur
Dajabón April 19, 1938Separated from Monte Cristi Province Libertador
Distrito Nacional November 11, 1932Santo Domingo Separated into two ProvincesProvincia Nacional, Distrito de Santo Domingo
Duarte February 27, 1897Was created out of the San Francisco de Macorís & San Antonio del Yuna municipalities separated from Espaillat Province; and Matanzas Municipality separated from the Samaná Province.Distrito Pacifícador, Pacifícador
Elías Piña September 16, 1942Separated from Benefactor Province San Rafael, La Estrelleta
El Seibo March 12, 1844One of the Original 5 ProvincesSeibo
Espaillat February 27, 1885 Moca, Jagua, and Juana Núñez separated from Puerto Plata Province; Cotuí, San Francisco de Macorís, & San Antonio del Yuna separated from La Vega Province; and Matanzas separated from Samaná Province so this province could be created.
Hato Mayor January 1, 1992Separated from El Seibo Province
Hermanas Mirabal March 3, 1952Separated from Espaillat Province Salcedo
Independencia January 1, 1950Separated from Baoruco Province Jimaní, Nueva Era
La Altagracia August 11, 1961Taken out of old La Altagracia Province (capital La Romana) which was split into two.
La Romana August 11, 1961Taken out of old La Altagracia Province (capital La Romana) which was split into two.
La Vega March 12, 1844One of the Original 5 Provinces
María Trinidad Sánchez February 27, 1959Separated from Samaná Province Julia Molina
Monseñor Nouel January 1, 1992Separated from La Vega Province
Monte Cristi September 9, 1907Was first a Maritime District from 1874; originally was part of Santiago Province before reform in 1845, became a province on September 9, 1907Distrito Marítimo Occidental
Monte Plata January 1, 1992Separated from San Cristóbal Province
Pedernales December 16, 1957Separated from Barahona Province
Peravia November 23, 1944Separated from Azua Province Baní, José Trujillo Valdez
Puerto Plata February 27, 1850Was first a Maritime District from 1845; originally was part of Santiago Province before reform in 1845, became province on February 27, 1850Distrito Marítimo del Norte
Samaná June 4, 1867Was first a Maritime District from 1845; originally was part of La Vega Province before reform in 1845, became province on June 4, 1867Distrito Marítimo Oriental
Sánchez Ramírez July 9, 1952Separated from Duarte Province
San Cristóbal March 1, 1933Santo Domingo Separated into two ProvincesAlto Ozama, Trujillo
San José de Ocoa January 1, 2002Separated from Peravia Province
San Juan June 20, 1938Separated from Azua Province Benefactor, San Juan de la Maguana
San Pedro de Macorís January 24, 1907Was first a Maritime District from 1860; originally was part of Santo Domingo Province before reform in 1845, became province on January 24, 1907Distrito Marítimo Centrosur
Santiago March 12, 1844One of the Original 5 Provinces
Santiago Rodríguez October 22, 1948Separated from Monte Cristi Province
Santo Domingo October 16, 2001Separated from Distrito Nacional
Valverde January 1, 1959Separated from Santiago Mao

Extinct Province

There were two provinces that are extinct in the Dominican Republic.

Extinct ProvinceOld CapitalOld MunicipalitiesDate CreatedDate of ExtinctionProvince SeparatedIntegrated into/Converted to
Alto Ozama San Cristóbal Baní, Bayaguana, Monte Plata, Sabana Grande de Boyá, San Cristóbal, Villa Altagracia, Yamasá November 10, 1932March 1, 1933When Santo Domingo Province split into two provinces, created this province alongside Provincia Nacional ProvinceMerged with Ozama Province to make Trujillo Province
La Altagracia La Romana Guaymate, La Romana, Salvaleón de Higüey, San Rafael del Yuma September 14, 1944August 11, 1961 Seibo Province La Romana Province, new La Altagracia Province
Monseñor de Meríño Monte Plata Bayaguana, Boca Chica, La Victoria, Monte Plata, Sabana Grande de Boyá,
San Antonio de Guerra, San Luis, Villa Mella, Yamasá
April 12, 1938March 4, 1946 Trujillo Province The municipalities Boca Chica, La Victoria, San Antonio de Guerra, San Luis, and Villa Mella merged with the Municipality of Santo Domingo and became sectors of the city in the Distrito Santo Domingo, the rest of the municipalities went back to Trujillo Province.
Ozama Villa Mella Boca Chica, La Victoria, San Antonio de Guerra, San Luis, Villa Mella January 3, 1928March 1, 1928 Santo Domingo Province Merged with Ozama Province to make Trujillo Province
Provincia Nacional Herrera Herrera, Los Alcarrizos, Los Mina, Pedro Brand, Santo Domingo November 10, 1932January 1, 1935When Santo Domingo Province split into two provinces, created this province alongside Alto Ozama Province Distrito Nacional
(all the municipalities merged to one, Santo Domingo)
Santo Domingo San Cristóbal Baní, Bayaguana, Herrera, Los Alcarrizos, Los Mina, Monte Plata, Pedro Brand, Sabana Grande de Boyá, San Cristóbal, Santo Domingo, Villa Altagracia, Yamasá March 12, 1844November 10, 1932One of the Original 5 Provinces Alto Ozama Province, Provincia Nacional