Registration is still open for the 30th annual Portland Thanksgiving Day 4-Miler, which starts at 9 a.m. The entry fee is $18 for preregistration or $20 on race day for the 4-mile race, or $3 for the kids’ 1K fun run, which begins at 8:30 a.m. Race-day registration is in the food court at One City Center, and free parking is available in the One City Center Parking Garage off Monument Square. Runners who want to avoid the race-day rush can register or pick up their packets from 5 to 9 p.m. Wednesday at Maine Running Company on Forest Avenue. To register online, visit portlandthanksgiving4miler.eventbrite.com.