Cost of Living Comparison Between Seattle, WA and Idaho Falls, ID
For one person, living is cheaper in Idaho Falls, ID: $2,315 a month against $3,785 in Seattle, WA, rent and utilities included – about $17,600 less a year. Rent and utilities account for about half of the difference.
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Seattle, WA Living Index184Cost of Living Index in Seattle, WALearn more -
Idaho Falls, ID Living Index112Cost of Living Index in Idaho Falls, IDLearn more
How much you'll spend in Seattle, WA and in Idaho Falls, ID
Real prices from locals and on-the-ground checks – rent, groceries, transit and the daily extras. Here's what a month in Seattle, WA and in Idaho Falls, ID actually costs, broken down by who's living it.
A single person spends $3,785 per month in Seattle, WA vs $2,315 in Idaho Falls, ID, rent included.
- Seattle, WA $3,785
- Idaho Falls, ID $2,315
A couple spends around $5,688 per month in Seattle, WA vs $3,380 in Idaho Falls, ID, rent included.
- Seattle, WA $5,688
- Idaho Falls, ID $3,380
A family of three spends $7,592 per month in Seattle, WA vs $4,446 in Idaho Falls, ID, rent included.
- Seattle, WA $7,592
- Idaho Falls, ID $4,446
Seattle, WA costs about 64% more than Idaho Falls, ID, and outside of rent the biggest gap is in groceries.
Both Seattle, WA and Idaho Falls, ID sit above the global median – Seattle, WA by 178%, Idaho Falls, ID by 70%.
CityCost data is based on AI and user input – minor inaccuracies may occur.
Last update for Seattle, WA: October 26, 2026
Last update for Idaho Falls, ID: October 24, 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 central one-bedroom costs $2,508 in Seattle, WA versus $1,323 in Idaho Falls, ID. Rent is usually the largest line item in a monthly budget, so the gap here sets the tone for the overall comparison.
Salaries run about 85% higher in Seattle, WA. Purchasing power depends on which expenses matter most to you.
A mid-range dinner for two costs $101 in Seattle, WA versus $52 in Idaho Falls, ID. Monthly groceries follow the same trend: $547 vs $275 – making Idaho Falls, ID the more affordable choice for daily food spending.
- Seattle, WA Idaho Falls, ID 920 km ≈ 1 h 45 min nonstop flight
- Seattle, WA
- Idaho Falls, ID
Distances are measured in a straight line. Your location is detected approximately.
City Median Internet Speeds Comparison (Updated April 2026)
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