Last update: Oct 2026

Cost of Living Comparison Between Kauai, Hawaii and Seattle, WA

For one person, living is cheaper in Kauai, Hawaii: $2,605 a month against $3,785 in Seattle, WA, rent and utilities included – about $14,200 less a year. Rent and utilities account for most of the difference.

127

Cost of Living Index in Kauai, Hawaii
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Kauai, Hawaii Living Index
184

Cost of Living Index in Seattle, WA
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Seattle, WA Living Index

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Kauai, Hawaii

🇺🇸 United States

$2,605

/mo nomad

Seattle, WA

🇺🇸 United States

$3,785

/mo nomad

Monthly Cost of Living

How much you'll spend in Kauai, Hawaii 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 Kauai, Hawaii and in Seattle, WA actually costs, broken down by who's living it.

Monthly costs for one person with rent: $2,605 in Kauai, Hawaii versus $3,785 in Seattle, WA.

Kauai, Hawaii $2,605
Seattle, WA $3,785

Estimated couple costs with rent: $3,851 in Kauai, Hawaii versus $5,688 in Seattle, WA.

Kauai, Hawaii $3,851
Seattle, WA $5,688

Monthly costs for a family of three with rent: $5,097 in Kauai, Hawaii versus $7,592 in Seattle, WA.

Kauai, Hawaii $5,097
Seattle, WA $7,592

Living in Kauai, Hawaii costs roughly 31% less than in Seattle, WA, and outside of rent the biggest gap is in groceries.

Both cities are pricier than the global median: Kauai, Hawaii 91% above, Seattle, WA 178% above.

Meal at Budget Restaurant

$19.36 $19.36

$25.30 $25.30

-23.48%

Three-Course Dinner for Two, Mid-Range

$75.8 $75.8

$101 $101

-24.87%

Fast Food Meal (McDonalds, etc)

$10.98 $10.98

$14.76 $14.76

-25.61%

Cappuccino

$4.95 $4.95

$6.50 $6.50

-23.85%

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

$2.53 $2.53

$3.21 $3.21

-21.18%

Water (0.33 liter bottle)

$1.95 $1.95

$3.14 $3.14

-37.90%

Local Beer (0.5 liter draught)

$6.07 $6.07

$7.97 $7.97

-23.84%

Imported Beer (0.33 liter bottle)

$6.97 $6.97

$8.13 $8.13

-14.27%

Milk (1 liter)

$0.99 $0.99

$1.17 $1.17

-15.38%

White Bread (500g)

$3.48 $3.48

$5.30 $5.30

-34.34%

Rice (white) (1kg)

$4.27 $4.27

$6.40 $6.40

-33.28%

Eggs

$4.09 $4.09

$5.06 $5.06

-19.17%

Local Cheese (1kg)

$12.44 $12.44

$18.71 $18.71

-33.51%

Chicken Fillets (1kg)

$11.49 $11.49

$18.72 $18.72

-38.62%

Beef Round Steak (1kg)

$15.60 $15.60

$22.88 $22.88

-31.82%

Apples (1kg)

$4.77 $4.77

$6.06 $6.06

-21.29%

Banana (1kg)

$1.61 $1.61

$1.95 $1.95

-17.44%

Oranges (1kg)

$4.35 $4.35

$5.51 $5.51

-21.05%

Tomato (1kg)

$4.59 $4.59

$6.52 $6.52

-29.60%

Potato (1kg)

$2.87 $2.87

$3.49 $3.49

-17.77%

Onion (1kg)

$2.89 $2.89

$3.29 $3.29

-12.16%

Lettuce (1 head)

$2.00 $2.00

$2.80 $2.80

-28.57%

Water (1.5 liter bottle)

$2.17 $2.17

$2.58 $2.58

-15.89%

Cigarettes 20 Pack (Marlboro, Camel)

$9.47 $9.47

$12.49 $12.49

-24.18%

Wine (Bottle)

$13.83 $13.83

$14.87 $14.87

-6.99%

Local Beer (0.5 liter bottle)

$1.77 $1.77

$4.19 $4.19

-57.76%

Imported Beer (0.33 liter bottle)

$3.44 $3.44

$5.80 $5.80

-40.69%

One-way Ticket (Public Transport)

$2.06 $2.06

$3.05 $3.05

-32.46%

Public Transport Monthly Pass (Regular Price)

$55.5 $55.5

$106 $106

-47.62%

Taxi Start (Normal Tariff)

$3.54 $3.54

$2.58 $2.58

37.21%

Taxi (Normal Tariff) (1km)

$1.57 $1.57

$1.64 $1.64

-4.27%

Taxi 1hour Waiting (Normal Tariff)

$29.13 $29.13

$30.12 $30.12

-3.29%

Gasoline (1 liter)

$0.84 $0.84

$1.41 $1.41

-40.43%

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

$29.3K $29.3K

$36.8K $36.8K

-20.43%

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

$25.9K $25.9K

$26.6K $26.6K

-2.47%

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

$185 $185

$308 $308

-39.97%

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

$53.9 $53.9

$69.2 $69.2

-22.13%

Internet (50+ Mbps, Unlimited Data)

$68.1 $68.1

$86.1 $86.1

-20.87%

Gym Membership (Monthly)

$43.26 $43.26

$76.5 $76.5

-43.41%

Tennis Court (1 Hour on Weekend)

$35.50 $35.50

Cinema Ticket

$13.53 $13.53

$18.02 $18.02

-24.92%

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

$1,282 $1,282

$2,746 $2,746

-53.30%

International Primary School, 1 Child (Yearly)

$23.1K $23.1K

$30.6K $30.6K

-24.50%

Jeans (Levis 501 Or Similar)

$50.1 $50.1

$79.2 $79.2

-36.75%

Summer Dress (H&M, Zara, etc)

$39.37 $39.37

$54.3 $54.3

-27.51%

Sport Shoes (Adidas, Nike)

$85.0 $85.0

$127 $127

-32.94%

Men's Leather Business Shoes

$112 $112

$159 $159

-29.33%

1-bedroom Apartment, City Center (Monthly)

$1,605 $1,605

$2,508 $2,508

-36.03%

1-bedroom Apartment, Outside City Center (Monthly)

$1,329 $1,329

$1,938 $1,938

-31.46%

3-bedroom Apartment, City Center (Monthly)

$2,647 $2,647

$5,117 $5,117

-48.26%

3-bedroom Apartment, Outside City Center (Monthly)

$2,266 $2,266

$3,542 $3,542

-36.03%

Buy Apartment in City Center (m2)

$2,817 $2,817

$7,374 $7,374

-61.80%

Buy Apartment Outside City Center (m2)

$2,482 $2,482

$5,002 $5,002

-50.38%

Average Monthly Net Salary (After Tax)

$6,470 $6,470

20-Year Fixed Mortgage Interest Rate (Annual %)

6.51

6.89

-5.52%

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

Last update for Kauai, Hawaii: October 25, 2026

Last update for Seattle, WA: October 26, 2026

Monthly budget structure

Share of the monthly basket for one person, rent included.

Accommodation & Living

Kauai, Hawaii

$1.3K 51%

Seattle, WA

$1.9K 51.2% 45.9% $610

Groceries & Markets

Kauai, Hawaii

$385 14.8%

Seattle, WA

$547 14.5% 41.9% $162

Eating Out

Kauai, Hawaii

$309 11.9%

Seattle, WA

$406 10.7% 31.3% $97

Monthly Utilities & Internet

Kauai, Hawaii

$307 11.8%

Seattle, WA

$463 12.2% 50.9% $156

Clothing & Footwear

Kauai, Hawaii

$129 5%

Seattle, WA

$189 5% 46.2% $60

Getting Around

Kauai, Hawaii

$75 2.9%

Seattle, WA

$129 3.4% 71.7% $54

Sport & Entertainment

Kauai, Hawaii

$70 2.7%

Seattle, WA

$112 3% 60% $42

Cost Breakdown

A one-bedroom apartment in the center runs $1,605 in Kauai, Hawaii and $2,508 in Seattle, WA. Housing cost is often the main lever when comparing two cities.

Dining out: $76 in Kauai, Hawaii vs $101 in Seattle, WA for a mid-range dinner for two. Groceries echo the gap at $385 vs $547 per month, with Kauai, Hawaii cheaper across the board.

Good to know

🇺🇸 Kauai, Hawaii

🇺🇸 Seattle, WA

🕒 Local time

02:00 2:00 AM

05:00 5:00 AM

3 h ahead of Kauai, Hawaii

🌤 Weather

👥 Population

73,610

737,015

💱 Currency

United States Dollar USD $

📈 Exchange rate

1 USD = 0.899 EUR

Exchange rates and currency converter

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Between locations

Kauai, Hawaii Seattle, WA 4,350 km ≈ 6 h nonstop flight

From you

Kauai, Hawaii
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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

Kauai, Hawaii vs Seattle, WA: Cost of Living - Frequently Asked Questions

Kauai, Hawaii wins on cost – living expenses run 31% lower than in Seattle, WA. Housing and daily spending are where you’ll feel the difference most, making Kauai, Hawaii the obvious pick if budget is a priority.

You’d need roughly $3,907 in Kauai, Hawaii and $5,677 in Seattle, WA to live well. The gap comes down to housing and overall price levels. Both cities are liveable on less, but these numbers represent actual comfort.

Rent for a central apartment: $1,605 in Kauai, Hawaii versus $2,508 in Seattle, WA. Housing is usually the single largest factor when comparing overall living costs between the two.

A monthly transit pass in Kauai, Hawaii runs roughly 48% less than in Seattle, WA. Both cities have functional networks, but the price difference matters if you’re watching your budget.

Childcare runs $1,282 in Kauai, Hawaii versus $2,746 in Seattle, WA. Over years of preschool, even a modest monthly gap compounds into a major financial factor for families.

Both cities are expensive relative to $2,000. Kauai, Hawaii is the more realistic option, but even there you’ll need to be disciplined with housing, food, and fun money.

Both work as nomad bases, but Kauai, Hawaii delivers better value – similar infrastructure at $2,605 monthly. If stretching your runway or maximizing savings is the goal, the price difference makes Kauai, Hawaii hard to pass up.

Expats usually find Kauai, Hawaii gentler on the wallet – expenses run 31% less than in Seattle, WA. Beyond cost, consider language, visa policies, and how big the international community is in each city.