Cost of Living Comparison Between Gaithersburg, MD and Seattle, WA
For one person, living is cheaper in Gaithersburg, MD: $2,884 a month against $3,785 in Seattle, WA, rent and utilities included – about $10,800 less a year. Rent and utilities account for about half of the difference.
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Gaithersburg, MD Living Index138Cost of Living Index in Gaithersburg, MDLearn more -
Seattle, WA Living Index184Cost of Living Index in Seattle, WALearn more
How much you'll spend in Gaithersburg, MD and in Seattle, WA
Real prices from locals and on-the-ground checks – rent, groceries, transit and the daily extras. Here's what a month in Gaithersburg, MD and in Seattle, WA actually costs, broken down by who's living it.
Monthly costs for one person with rent: $2,884 in Gaithersburg, MD versus $3,785 in Seattle, WA.
- Gaithersburg, MD $2,884
- Seattle, WA $3,785
Estimated couple costs with rent: $4,097 in Gaithersburg, MD versus $5,688 in Seattle, WA.
- Gaithersburg, MD $4,097
- Seattle, WA $5,688
Monthly costs for a family of three with rent: $5,309 in Gaithersburg, MD versus $7,592 in Seattle, WA.
- Gaithersburg, MD $5,309
- Seattle, WA $7,592
Living in Gaithersburg, MD costs roughly 24% less than in Seattle, WA, and outside of rent the biggest gap is in transport.
Both cities are pricier than the global median: Gaithersburg, MD 112% above, Seattle, WA 178% above.
CityCost data is based on AI and user input – minor inaccuracies may occur.
Last update for Gaithersburg, MD: October 26, 2026
Last update for Seattle, WA: October 26, 2026
Categories marked with * are only partly priced – their share counts the items that do have prices.
Categories marked with * are only partly priced – their share counts the items that do have prices.
Cost Breakdown
A one-bedroom apartment in the center runs $1,803 in Gaithersburg, MD and $2,508 in Seattle, WA. Housing cost is often the main lever when comparing two cities.
Seattle, WA pays 22% more on average. The extra income cushions the higher costs, though housing choices and lifestyle decide how much of the gap is truly closed.
Dining out: $89 in Gaithersburg, MD vs $101 in Seattle, WA for a mid-range dinner for two. Groceries echo the gap at $462 vs $547 per month, with Gaithersburg, MD cheaper across the board.
- Gaithersburg, MD Seattle, WA 3,710 km ≈ 5 h nonstop flight
- Gaithersburg, MD
- Seattle, WA
Distances are measured in a straight line. Your location is detected approximately.
City Median Internet Speeds Comparison (Updated April 2026)
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