Cost of Living Comparison Between O'Fallon, MO and Seattle, WA Cost of Living Comparison Between O'Fallon, MO and Seattle, WA

Monthly Cost of Living

Monthly costs for one person with rent: $2,450 in O'Fallon, MO versus $3,604 in Seattle, WA.

Estimated couple costs with rent: $3,522 in O'Fallon, MO versus $5,549 in Seattle, WA.

Monthly costs for a family of three with rent: $4,595 in O'Fallon, MO versus $7,494 in Seattle, WA.

Living in O'Fallon, MO costs roughly 32% less than in Seattle, WA, driven mainly by Groceries & Markets.

Both cities are pricier than the global median: O'Fallon, MO 83% above, Seattle, WA 170% above.

Meal at Budget Restaurant

$19.90 $19.90

$24.78 $24.78

-19.69%

Three-Course Dinner for Two, Mid-Range

$78.5 $78.5

$122 $122

-35.48%

Fast Food Meal (McDonalds, etc)

$9.10 $9.10

$14.02 $14.02

-35.09%

Cappuccino

$3.53 $3.53

$5.56 $5.56

-36.51%

Coke/Pepsi/Fanta/Sprite (0.33 liter bottle)

$2.39 $2.39

$3.05 $3.05

-21.64%

Water (0.33 liter bottle)

$1.51 $1.51

$2.39 $2.39

-36.82%

Local Beer (0.5 liter draught)

$2.52 $2.52

$7.94 $7.94

-68.26%

Imported Beer (0.33 liter bottle)

$3.44 $3.44

$8.09 $8.09

-57.48%

Milk (1 liter)

$0.92 $0.92

$1.38 $1.38

-33.33%

White Bread (500g)

$3.21 $3.21

$4.95 $4.95

-35.15%

Rice (white) (1kg)

$3.26 $3.26

$5.35 $5.35

-39.07%

Eggs

$2.94 $2.94

$6.59 $6.59

-55.39%

Local Cheese (1kg)

$7.06 $7.06

$24.87 $24.87

-71.61%

Chicken Fillets (1kg)

$10.69 $10.69

$15.92 $15.92

-32.85%

Beef Round Steak (1kg)

$13.07 $13.07

$20.21 $20.21

-35.33%

Apples (1kg)

$4.47 $4.47

$6.17 $6.17

-27.55%

Banana (1kg)

$1.50 $1.50

$2.76 $2.76

-45.65%

Oranges (1kg)

$6.16 $6.16

$5.38 $5.38

14.50%

Tomato (1kg)

$5.35 $5.35

$6.52 $6.52

-17.94%

Potato (1kg)

$3.46 $3.46

$3.21 $3.21

7.79%

Onion (1kg)

$2.70 $2.70

$3.75 $3.75

-28.00%

Lettuce (1 head)

$1.71 $1.71

$2.84 $2.84

-39.79%

Water (1.5 liter bottle)

$1.96 $1.96

$2.62 $2.62

-25.19%

Cigarettes 20 Pack (Marlboro, Camel)

$6.15 $6.15

$11.69 $11.69

-47.39%

Wine (Bottle)

$8.27 $8.27

$15.46 $15.46

-46.51%

Local Beer (0.5 liter bottle)

$1.95 $1.95

$2.83 $2.83

-31.10%

Imported Beer (0.33 liter bottle)

$2.22 $2.22

$4.25 $4.25

-47.76%

One-way Ticket (Public Transport)

$2.06 $2.06

$2.76 $2.76

-25.36%

Public Transport Monthly Pass (Regular Price)

$219 $219

$97.8 $97.8

124.34%

Taxi Start (Normal Tariff)

$2.53 $2.53

$2.60 $2.60

-2.69%

Taxi (Normal Tariff) (1km)

$2.15 $2.15

$1.65 $1.65

30.30%

Taxi 1hour Waiting (Normal Tariff)

$20.92 $20.92

$29.77 $29.77

-29.73%

Gasoline (1 liter)

$0.76 $0.76

$1.14 $1.14

-33.33%

Midsize Hatchback 1.4l (Volkswagen Golf, Toyota Prius, Honda Civic, etc)

$23.7K $23.7K

$33.1K $33.1K

-28.40%

Compact Sedan 1.6l (Toyota Corolla, Mazda3, Kia K4, Hyundai Elantra, etc)

$23.9K $23.9K

$25.9K $25.9K

-7.89%

Utilities for 2 People in 2-bedroom Apartment (Heating, Electricity, Gas, Water, Garbage) (85m2)

$125 $125

$270 $270

-53.60%

SIM Card Monthly Plan (Calls and 10GB+ Data)

$60.7 $60.7

$59.7 $59.7

1.66%

Internet (50+ Mbps, Unlimited Data)

$53.8 $53.8

$74.3 $74.3

-27.62%

Gym Membership (Monthly)

$42.18 $42.18

$77.7 $77.7

-45.72%

Tennis Court (1 Hour on Weekend)

$41.03 $41.03

Cinema Ticket

$10.33 $10.33

$15.78 $15.78

-34.54%

Preschool or Kindergarten, Full Day, Private, 1 Child (Monthly)

$988 $988

$2,279 $2,279

-56.65%

International Primary School, 1 Child (Yearly)

$19.9K $19.9K

$29.8K $29.8K

-33.20%

Jeans (Levis 501 Or Similar)

$53.8 $53.8

$69.8 $69.8

-22.97%

Summer Dress (H&M, Zara, etc)

$42.76 $42.76

$52.3 $52.3

-18.18%

Sport Shoes (Adidas, Nike)

$77.8 $77.8

$117 $117

-33.75%

Men's Leather Business Shoes

$69.5 $69.5

$143 $143

-51.53%

1-bedroom Apartment, City Center (Monthly)

$1,218 $1,218

$2,332 $2,332

-47.77%

1-bedroom Apartment, Outside City Center (Monthly)

$1,202 $1,202

$1,899 $1,899

-36.73%

3-bedroom Apartment, City Center (Monthly)

$1,675 $1,675

$4,756 $4,756

-64.78%

3-bedroom Apartment, Outside City Center (Monthly)

$1,608 $1,608

$3,472 $3,472

-53.70%

Buy Apartment in City Center (m2)

$1,554 $1,554

$7,709 $7,709

-79.84%

Buy Apartment Outside City Center (m2)

$1,614 $1,614

$4,983 $4,983

-67.61%

Average Monthly Net Salary (After Tax)

$5,673 $5,673

$6,641 $6,641

-14.58%

20-Year Fixed Mortgage Interest Rate (Annual %)

6.25

6.42

-2.65%

CityCost data is based on AI and user input – minor inaccuracies may occur.

Last update for O'Fallon, MO: July 20, 2026

Last update for Seattle, WA: July 19, 2026

Cost Breakdown

A one-bedroom apartment in the center runs $1,218 in O'Fallon, MO and $2,332 in Seattle, WA. Housing cost is often the main lever when comparing two cities.

Seattle, WA pays 17% 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: $79.0 in O'Fallon, MO vs $122 in Seattle, WA for a mid-range dinner for two. Groceries echo the gap at $340 vs $541 per month, with O'Fallon, MO cheaper across the board.

City Median Internet Speeds Comparison (Updated April 2026)

The chart highlights the Precision Threshold for mobile and fixed broadband internet speeds, updated quarterly.

Digital Nomad Cost of Living Index

O'Fallon, MO vs Seattle, WA: Cost of Living - Frequently Asked Questions

O'Fallon, MO wins on cost – living expenses run 47% lower than in Seattle, WA. Housing and daily spending are where you'll feel the difference most, making O'Fallon, MO the obvious pick if budget is a priority.

On paper, salaries run 17% lower in Seattle, WA. That's worth factoring in alongside costs, though remote workers earning in a stronger currency may not notice the difference at all.

Rent for a central apartment: $1,218 in O'Fallon, MO versus $2,332 in Seattle, WA. Housing is usually the single largest factor when comparing overall living costs between the two.

Childcare runs $988 in O'Fallon, MO versus $2,279 in Seattle, WA. Over years of preschool, even a modest monthly gap compounds into a major financial factor for families.

Supermarket bills run roughly 59% higher in Seattle, WA. For households that cook at home regularly, that difference adds up over a month.

At $2,450 in O'Fallon, MO versus $3,604 in Seattle, WA, a $2,000 budget is realistic in O'Fallon, MO but tight or insufficient in Seattle, WA. The gap between the two cities makes O'Fallon, MO the clear choice for anyone on this budget.

Both work as nomad bases, but O'Fallon, MO delivers better value – similar infrastructure at $2,450 monthly. If stretching your runway or maximizing savings is the goal, the price difference makes O'Fallon, MO hard to pass up.

Expats usually find O'Fallon, MO gentler on the wallet – expenses run 47% less than in Seattle, WA. Beyond cost, consider language, visa policies, and how big the international community is in each city.