RELATED: CA Gov. Newsom signs legislation calling special election on redrawn congressional map
The deadline to register to vote in the election was midnight on Monday, but eligible voters can still register and vote in-person using same-day registration at their registrar of voters or at any vote center.
Mail-in ballots must be postmarked on or before Election Day and received by Nov. 12.
RELATED: CA Democrats avoid disclosing cost of redistricting special election
See the map below for county-by-county data on how many vote-by-mail ballots have been returned and accepted so far.