I hope this isn't too off-topic, but have you tried casting a wider net for the area you're moving to? Perhaps there's a neighboring district with a gifted program that starts earlier. You may be able to find a full list of programs available in your new state (e.g. here's the MN list:
http://mcgt.net/full-time-gifted-school-programs).
That's a good idea, thank you! I did a search, and there are two public school full-time gifted programs for grades 1-8 in the nearest large city to us, but that's still a 1.5 hr drive one-way. There doesn't appear to be anything closer.
I feel very unsure of what his learning needs will be...he tends to blend in with his peers, and usually doesn't want them to know that he can read, etc. I just want to make sure he isn't overlooked, and he has the appropriate opportunities to be challenged and make progress at school each year.
