Plano is 3% more expensive than Richardson.
When comparing Plano, TX and Richardson, TX, the overall cost of living indices are 132 and 128 respectively (national median = 100). Rent is comparable in both cities, with less than $50/month separating them.
Median household income is $12,392/year higher in Plano. Home values also differ significantly — the median in Plano is $440,600 compared to $405,600 in Richardson.
Both cities share the same state tax structure since they are in Texas.
Plano vs Richardson — common questions
Other cost of living comparisons for Plano and Richardson