Global InformationList of Dominican Provinces by date of provincehood information
The following table presents a listing of the Dominican Republic's provinces and the dates of their creation.
| Province | Date Created | Preceding Entity | Old Names |
|---|---|---|---|
| Azua | March 12, 1844 | One of the Original 5 Provinces | |
| Baoruco | March 10, 1943 | Separated from Barahona Province | |
| Barahona | May 16, 1909 | Was first a Maritime District from 1870; originally was part of Azua Province before reform in 1845, became province on May 16, 1909 | Distrito Marítimo del Sur |
| Dajabón | April 19, 1938 | Separated from Monte Cristi Province | Libertador |
| Distrito Nacional | November 11, 1932 | Santo Domingo Separated into two Provinces | Provincia Nacional, Distrito de Santo Domingo |
| Duarte | February 27, 1897 | Was 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, 1942 | Separated from Benefactor Province | San Rafael, La Estrelleta |
| El Seibo | March 12, 1844 | One of the Original 5 Provinces | Seibo |
| 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, 1992 | Separated from El Seibo Province | |
| Hermanas Mirabal | March 3, 1952 | Separated from Espaillat Province | Salcedo |
| Independencia | January 1, 1950 | Separated from Baoruco Province | Jimaní, Nueva Era |
| La Altagracia | August 11, 1961 | Taken out of old La Altagracia Province (capital La Romana) which was split into two. | |
| La Romana | August 11, 1961 | Taken out of old La Altagracia Province (capital La Romana) which was split into two. | |
| La Vega | March 12, 1844 | One of the Original 5 Provinces | |
| María Trinidad Sánchez | February 27, 1959 | Separated from Samaná Province | Julia Molina |
| Monseñor Nouel | January 1, 1992 | Separated from La Vega Province | |
| Monte Cristi | September 9, 1907 | Was first a Maritime District from 1874; originally was part of Santiago Province before reform in 1845, became a province on September 9, 1907 | Distrito Marítimo Occidental |
| Monte Plata | January 1, 1992 | Separated from San Cristóbal Province | |
| Pedernales | December 16, 1957 | Separated from Barahona Province | |
| Peravia | November 23, 1944 | Separated from Azua Province | Baní, José Trujillo Valdez |
| Puerto Plata | February 27, 1850 | Was first a Maritime District from 1845; originally was part of Santiago Province before reform in 1845, became province on February 27, 1850 | Distrito Marítimo del Norte |
| Samaná | June 4, 1867 | Was first a Maritime District from 1845; originally was part of La Vega Province before reform in 1845, became province on June 4, 1867 | Distrito Marítimo Oriental |
| Sánchez Ramírez | July 9, 1952 | Separated from Duarte Province | |
| San Cristóbal | March 1, 1933 | Santo Domingo Separated into two Provinces | Alto Ozama, Trujillo |
| San José de Ocoa | January 1, 2002 | Separated from Peravia Province | |
| San Juan | June 20, 1938 | Separated from Azua Province | Benefactor, San Juan de la Maguana |
| San Pedro de Macorís | January 24, 1907 | Was first a Maritime District from 1860; originally was part of Santo Domingo Province before reform in 1845, became province on January 24, 1907 | Distrito Marítimo Centrosur |
| Santiago | March 12, 1844 | One of the Original 5 Provinces | |
| Santiago Rodríguez | October 22, 1948 | Separated from Monte Cristi Province | |
| Santo Domingo | October 16, 2001 | Separated from Distrito Nacional | |
| Valverde | January 1, 1959 | Separated from Santiago | Mao |