As energy costs spiral anything that an reduce a home's energy cost is a plus. However, there are few homes in my SoCal market that have solar. You are simply ahead of your time (which is a good thing).
So far as home value goes, I would say that in my market it is location and condition that dictate price. All things being equal, solar would help, but for most I don't think it would be a tipping point...however, solar heating the pool might be a plus/