Scottsdale is 20% more expensive than Allen.
When comparing Scottsdale, AZ and Allen, TX, the overall cost of living indices are 165 and 137 respectively (national median = 100). Rent is comparable in both cities, with less than $50/month separating them.
Median household income is $21,758/year higher in Allen. Home values also differ significantly — the median in Scottsdale is $709,900 compared to $429,900 in Allen.
Texas has no state income tax, giving Allen residents a significant tax advantage over Arizona's 2.5% rate.
Scottsdale vs Allen — common questions
Other cost of living comparisons for Scottsdale and Allen