1. Following withdrawals by some marketplace insurers, more counties could have one exchange insurer in 2017
664 counties
225 counties
Source: Kaiser Family Foundation analysis of data from Healthcare.gov; state-based exchange enrollment websites and rate filings; and news reports of market entrants and exits. Note: Data are preliminary as insurer filings for 2017 are not yet publicly available in most states. Insurers are grouped by parent company. Counties are defined as “mostly rural” when at least half of the population resides in rural areas, based on data from the Missouri Census Data Center.