Traditionally and into the foreseeable future, you have the option of sending your kids to private school, and no expectation that it would be subsidized by everyone else in your public school district (property tax money). With the advent of charters there’s an expectation that you can send your kid to a privately owned and operated school that’s subsidized by all your neighbors at the expense of your public school district.
Your situation isn’t average. We get that. What you aren’t getting is that your situation isn’t average.