You guys need to come to TX, no income tax and costs approx 150-200/ft to build custom new.
Here's just under 500k new construction with 4-car garage about 45-50 mins commute to downtown Dallas...
https://www.zillow.com/homes/13842-F...49773679_zpid/
1m will get you the same type of house with double the sqft, tradeoff is the property taxes are high here