The median home price in Gaithersburg is $550,000, above the national median of $420,000. With a median household income of $95,000, the price-to-income ratio is 5.8x — meaning buyers typically spend 5.8 years of gross income on the purchase price.
Property taxes in Gaithersburg run 0.75% of assessed value. On the median home, that is $4,125 per year, or $344 per month added to your mortgage payment. This is close to the national average of 1.1%.
Maryland has a state income tax. Factor your take-home pay into how much mortgage you can comfortably carry each month.
The cost of living index in Gaithersburg is 135 (national average = 100). Expect to pay more for groceries, transportation, and services in addition to housing.