SAN DIEGO (FOX 5/KUSI) -- Voters in San Diego County's District 1 can now cast their ballots for the supervisor special election at a handful of designated vote centers. Early in-person voting officially began on Saturday. The vote centers, seven in total, will be open daily from 8 a.m. to 5 p.m. from now until Monday, April 7. The vote centers are located throughout the district and include the following locations: Bonita-Sunnyside Branch Library – Community Room 4375 Bonita Rd., Bonita, 91902 Chula Vista City Hall 276 4th Ave., Chula Vista, 91910 County of San Diego HHSA – Conference Room 690 Oxford St., Chula Vista, 91911 West View Elementary – Auditorium 525 3rd St., Imperial Beach, 91932 Mountain View Community Center – Back Meeting Room 641 S Boundary St., San Diego, 92113 San Ysidro Senior Center 125 E Park Ave., San Ysidro, 92173 Spring Valley Community Center – Olsen Room 8735 Jamacha Blvd., Spring Valley, 91977 MORE: District 1 Supervisor special election On April 8, the final day of voting, six additional vote centers will open, bringing the total to 13 locations. Voting hours on that day will extend to 7 a.m. to 8 p.m. Voters can find more details on vote center locations or official ballot drop box sites through their voter information pamphlets or by using the View Voter Information Pamphlet (Sample Ballot) tool at sdvote.com. This special primary election is for residents of District 1 only. The district spans from the Pacific Ocean to the Otay and San Miguel mountains in the east, and from Barrio Logan in the north to the U.S./Mexico international border to the south. The district includes the cities of Chula Vista, Imperial Beach, National City, and parts of San Diego, including Barrio Logan, East Village and Golden Hill, as well as the unincorporated areas of Bonita, East Otay Mesa, Lincoln Acres, Sunnyside and La Presa. The candidate who secures the most votes on April 8 will serve the remainder of the current term, which ends in January 2029. However, if no candidate receives a majority, the top two vote-getters will proceed to the special general election on July 1. ...read more read less