Cost of Living Comparison Between Mentor, OH and O'Fallon, MO Cost of Living Comparison Between Mentor, OH and O'Fallon, MO

Monthly Cost of Living

Monthly costs for one person with rent: $2,527 in Mentor, OH versus $2,475 in O'Fallon, MO.

Estimated couple costs with rent: $3,497 in Mentor, OH versus $3,486 in O'Fallon, MO.

Monthly costs for a family of three with rent: $4,466 in Mentor, OH versus $4,497 in O'Fallon, MO.

Living in Mentor, OH is roughly 2% more expensive than O'Fallon, MO, driven mainly by Getting Around.

Both cities are pricier than the global median: Mentor, OH 89% above, O'Fallon, MO 85% above.

Currency
🍽 Eating Out
Mentor, OH
O'Fallon, MO
Difference
Meal at Budget Restaurant
$19.63 $19.63
$19.98 $19.98
-1.75%
Three-Course Dinner for Two, Mid-Range
$60.5 $60.5
$78.7 $78.7
-23.10%
Fast Food Meal (McDonalds, etc)
$10.09 $10.09
$9.20 $9.20
9.67%
Cappuccino
$4.02 $4.02
$3.47 $3.47
15.85%
Coke/Pepsi/Fanta/Sprite (0.33 liter bottle)
$2.92 $2.92
$2.38 $2.38
22.69%
Water (0.33 liter bottle)
$2.11 $2.11
$1.51 $1.51
39.74%
Local Beer (0.5 liter draught)
$5.09 $5.09
$2.46 $2.46
106.91%
Imported Beer (0.33 liter bottle)
$7.38 $7.38
$3.52 $3.52
109.66%
🛒 Groceries & Markets
Mentor, OH
O'Fallon, MO
Difference
Milk (1 liter)
$1.01 $1.01
$0.97 $0.97
4.12%
White Bread (500g)
$3.53 $3.53
$3.25 $3.25
8.62%
Rice (white) (1kg)
$6.53 $6.53
$3.38 $3.38
93.20%
Eggs
$2.98 $2.98
$3.03 $3.03
-1.65%
Local Cheese (1kg)
$14.47 $14.47
$7.01 $7.01
106.42%
Chicken Fillets (1kg)
$10.90 $10.90
$10.60 $10.60
2.83%
Beef Round Steak (1kg)
$17.43 $17.43
$13.05 $13.05
33.56%
Apples (1kg)
$6.25 $6.25
$4.56 $4.56
37.06%
Banana (1kg)
$0.99 $0.99
$1.52 $1.52
-34.87%
Oranges (1kg)
$6.52 $6.52
$6.12 $6.12
6.54%
Tomato (1kg)
$4.08 $4.08
$5.40 $5.40
-24.44%
Potato (1kg)
$3.08 $3.08
$3.47 $3.47
-11.24%
Onion (1kg)
$2.70 $2.70
$2.79 $2.79
-3.23%
Lettuce (1 head)
$1.36 $1.36
$1.75 $1.75
-22.29%
Water (1.5 liter bottle)
$2.36 $2.36
$2.02 $2.02
16.83%
Cigarettes 20 Pack (Marlboro, Camel)
$11.26 $11.26
$6.18 $6.18
82.20%
Wine (Bottle)
$12.82 $12.82
$8.70 $8.70
47.36%
Local Beer (0.5 liter bottle)
$1.77 $1.77
$1.97 $1.97
-10.15%
Imported Beer (0.33 liter bottle)
$3.59 $3.59
$2.30 $2.30
56.09%
🚌 Getting Around
Mentor, OH
O'Fallon, MO
Difference
One-way Ticket (Public Transport)
$1.22 $1.22
$2.04 $2.04
-40.20%
Public Transport Monthly Pass (Regular Price)
$138 $138
$213 $213
-35.54%
Taxi Start (Normal Tariff)
$3.95 $3.95
$2.48 $2.48
59.27%
Taxi (Normal Tariff) (1km)
$2.18 $2.18
$2.26 $2.26
-3.54%
Taxi 1hour Waiting (Normal Tariff)
$20.96 $20.96
$21.07 $21.07
-0.52%
Gasoline (1 liter)
$0.84 $0.84
$0.77 $0.77
9.09%
Midsize Hatchback 1.4l (Volkswagen Golf, Toyota Prius, Honda Civic, etc)
$30.1K $30.1K
$24.0K $24.0K
25.35%
Compact Sedan 1.6l (Toyota Corolla, Mazda3, Kia K4, Hyundai Elantra, etc)
$23.6K $23.6K
$23.5K $23.5K
0.41%
🧾 Monthly Utilities & Internet
Mentor, OH
O'Fallon, MO
Difference
Utilities for 2 People in 2-bedroom Apartment (Heating, Electricity, Gas, Water, Garbage) (85m2)
$201 $201
$123 $123
63.64%
SIM Card Monthly Plan (Calls and 10GB+ Data)
$34.82 $34.82
$60.4 $60.4
-42.33%
Internet (50+ Mbps, Unlimited Data)
$67.4 $67.4
$52.8 $52.8
27.57%
🎉 Sport & Entertainment
Mentor, OH
O'Fallon, MO
Difference
Gym Membership (Monthly)
$81.2 $81.2
$42.53 $42.53
90.88%
Tennis Court (1 Hour on Weekend)
$12.57 $12.57
-
-
Cinema Ticket
$14.89 $14.89
$10.21 $10.21
45.84%
🧸 Childcare & Education
Mentor, OH
O'Fallon, MO
Difference
Preschool or Kindergarten, Full Day, Private, 1 Child (Monthly)
$1,261 $1,261
$1,005 $1,005
25.45%
International Primary School, 1 Child (Yearly)
$34.5K $34.5K
$19.9K $19.9K
74.03%
👕👟 Clothing & Footwear
Mentor, OH
O'Fallon, MO
Difference
Jeans (Levis 501 Or Similar)
$42.18 $42.18
$53.4 $53.4
-20.97%
Summer Dress (H&M, Zara, etc)
$55.3 $55.3
$41.52 $41.52
33.09%
Sport Shoes (Adidas, Nike)
$60.9 $60.9
$77.5 $77.5
-21.39%
Men's Leather Business Shoes
$80.3 $80.3
$70.1 $70.1
14.56%
🏠 Accommodation & Living
Mentor, OH
O'Fallon, MO
Difference
1-bedroom Apartment, City Center (Monthly)
$950 $950
$1,220 $1,220
-22.12%
1-bedroom Apartment, Outside City Center (Monthly)
$1,120 $1,120
$1,189 $1,189
-5.80%
3-bedroom Apartment, City Center (Monthly)
$2,403 $2,403
$1,681 $1,681
42.98%
3-bedroom Apartment, Outside City Center (Monthly)
$1,472 $1,472
$1,657 $1,657
-11.17%
Buy Apartment in City Center (m2)
$2,178 $2,178
$2,627 $2,627
-17.08%
Buy Apartment Outside City Center (m2)
$2,120 $2,120
$2,357 $2,357
-10.04%
💵 Salaries & Financials
Mentor, OH
O'Fallon, MO
Difference
Average Monthly Net Salary (After Tax)
$3,290 $3,290
$5,583 $5,583
-41.07%
20-Year Fixed Mortgage Interest Rate (Annual %)
6.54
6.25
4.64%

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

Last update for Mentor, OH: May 31, 2026

Last update for O'Fallon, MO: June 1, 2026

Cost Breakdown

A one-bedroom apartment in the center runs $950 in Mentor, OH and $1,220 in O'Fallon, MO. Housing cost is often the main lever when comparing two cities.

O'Fallon, MO pays 70% more on average while also being the cheaper of the two. The combined effect is a noticeably stronger local purchasing power.

Dining out: $61.0 in Mentor, OH vs $79.0 in O'Fallon, MO. Groceries flip the comparison at $407 vs $343, with O'Fallon, MO cheaper for home cooking.

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
Mentor, OH vs O'Fallon, MO: Cost of Living - Frequently Asked Questions
What is the total cost difference between living in Mentor, OH and O'Fallon, MO?
Mentor, OH and O'Fallon, MO differ by about 2% in total monthly costs ($2,527 vs $2,475 including rent). O'Fallon, MO is meaningfully more affordable – a gap that matters a lot on a fixed or modest income.
Which city has better-paying jobs?
On paper, O'Fallon, MO earns 70% less. That's worth factoring in alongside costs, though remote workers earning in a stronger currency may not notice the difference at all.
How do apartment prices compare in Mentor, OH and O'Fallon, MO?
Rent for a central apartment: $950 in Mentor, OH versus $1,220 in O'Fallon, MO. Housing is usually the single largest factor when comparing overall living costs between the two.
Which city is more expensive overall: Mentor, OH or O'Fallon, MO?
All in, you'll spend $2,527 per month in Mentor, OH versus $2,475 in O'Fallon, MO – a 2% gap that adds up to real savings over time for anyone picking the cheaper option.
How do commuting costs compare in Mentor, OH and O'Fallon, MO?
A monthly transit pass in O'Fallon, MO runs roughly 55% less than in Mentor, OH. Both cities have functional networks, but the price difference matters if you're watching your budget.
Which city is more doable on $2,000 per month?
At $2,475 in O'Fallon, MO versus $2,527 in Mentor, OH, a $2,000 budget is realistic in O'Fallon, MO but tight or insufficient in Mentor, OH. The gap between the two cities makes O'Fallon, MO the clear choice for anyone on this budget.
How does quality of life compare between Mentor, OH and O'Fallon, MO?
Both cities offer a good standard of living with different trade-offs. Neither is objectively better – the right pick depends on what matters most: affordability, career, cultural scene, or climate.
Is Mentor, OH or O'Fallon, MO safer for residents?
Safety-wise, Mentor, OH and O'Fallon, MO are on par. Petty crime is typical for cities this size, and most residents feel comfortable going about their daily routines in either place.
Where should expats move: Mentor, OH or O'Fallon, MO?
Expats usually find O'Fallon, MO gentler on the wallet – expenses run 2% less than in Mentor, OH. Beyond cost, consider language, visa policies, and how big the international community is in each city.

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