How your housing costs change when you relocate. Based on 2026 data with 10% down, 6.5% rate, 30-year fixed.
Your housing costs will increase by approximately $415 per month ($4,980/year) when you move from Illinois to Arizona.
If you sell your median-priced Illinois home ($270K) and buy in Arizona ($380K):
Your Illinois equity covers the 20% down payment on a median Arizona home with $5K left over. That surplus can cover closing costs, moving expenses, or go into savings.
Over 10 years, this move costs you approximately $50K in housing costs alone.
Housing costs more in Arizona. The median home is 29% higher than in Illinois — a $110K jump. You may need to adjust your expectations on square footage or location, or come with a larger down payment to keep your monthly costs manageable.
Good news on taxes: Arizona's 0.62% property tax rate is significantly lower than Illinois's 2.07%. You'll save approximately $3,233 per year on property taxes, which adds up to $32K over a decade.
When you buy in Arizona, expect about $6K in closing costs (1.6% of purchase price). Arizona has no transfer tax, which helps keep your upfront costs lower. Budget for this amount on top of your down payment.
Arizona's Home Plus AZ offers Up to 5% DPA grant. If you haven't owned a home in three years (or are buying in Arizona for the first time), you may qualify. Check eligibility requirements and income limits on Arizona's housing finance agency website.