St Lucia vs Cancun: Which City Wins for Expats in 2026?

St Lucia costs roughly 80% less than Cancun. Cancun scores significantly higher on safety and retiree suitability — worth weighing against the cost gap. Use our tool below to personalize the estimate based on your income and lifestyle.

Household
Lifestyle
Schooling

St Lucia is approximately 42% less expensive than Cancun based on cost of living including rent. This makes St Lucia a more budget-friendly option for expats considering a move.

St Lucia has a FIRE Score of 69/100, indicating its suitability for financial independence and early retirement. The city's safety index is 60, which is relatively safe.

Recommended profile: St Lucia is well-suited for retirees seeking a balanced lifestyle.

Overall Winner

About St Lucia

St Lucia is a small-island play that rewards remote workers far more than retirees, and the numbers back it up: a digital nomad score of 66 and a FIRE score of 69 against a retiree score of just 57. Rent is the selling point, with a one-bedroom outside the center at $450/mo and a three-bedroom in the center at $1,100/mo, though the local average net salary of $755/mo means you are competing in a market priced for outsiders. The catch is the $2,500/mo income floor on the Live It Program and a mid-range dinner for two that runs $300, so bring real remote income or stay home. English is widely spoken, the air quality index of 20 is excellent, and 50 Mbps internet keeps the workday running, but healthcare is only fair and the island is tiny at 70 thousand people.

About Saint Lucia

Remote workers with steady dollar income fit best here: unfortunately, there is no digital nomad visa available, though a $2,500/mo income could support a lifestyle here against a low cost base ($750 living, $650-900 rent), and English fluency plus high safety cover the rest. But the progressive tax up to 15% and lack of a retirement visa or direct PR pathway make this a poor match for retirees seeking permanent status or minimizing tax exposure on fixed income.

MONTHLY SAVINGS

$800/mo

Nomad Viability
Moderate Suitability

Cost of Living (Without Rent)

Single Person$1,550/mo
Family of Four$5,600/mo

Rent Per Month

1 Bedroom (City Centre)
$600
1 Bedroom (Outside Centre)
$450
3 Bedroom (City Centre)
$1,100
3 Bedroom (Outside Centre)
$800

Attractiveness

FIRE Score
68/100
Retiree Score
57/100
Nomad Score
50/100



City Details

About Cancun

Cancun is a solid bet for expats who want a tropical lifestyle without breaking the bank, with a one-bedroom in the city center running just $850 a month. The cost of living index sits at 50 out of 100, and the overall expat score of 83 reflects a large, active community and widely spoken English. However, the average local salary of $845 a month is a joke compared to the $2,600 minimum income required for the digital nomad visa, so you better have remote work locked down. The safety index of 70 is decent, but don't expect a quiet retirement haven unless you can meet the $3,738 monthly income for the temporary resident visa.

About Mexico

Safety-sensitive retirees should pause: a 46.6 safety index and a significant safety index gap may signal real risk. But budget-conscious Americans willing to navigate that tradeoff get low rent (a one-bedroom city-center apartment averages $659.65\/mo), a large expat network, and an easy $3,738/mo income visa path to permanent residency.

MONTHLY SAVINGS

$500/mo

Nomad Viability
Moderate Suitability

Cost of Living (Without Rent)

Single Person$781/mo
Family of Four$2,822/mo

Rent Per Month

1 Bedroom (City Centre)
$850
1 Bedroom (Outside Centre)
$650
3 Bedroom (City Centre)
$1,800
3 Bedroom (Outside Centre)
$1,300

Attractiveness

FIRE Score
73/100
Retiree Score
69/100
Nomad Score
51/100



City Details

Which visa fits your move?

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Battle of Lifestyles

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MetricSt LuciaCancun
1BR Apartment (Center)$600$850
1BR Apartment (Outside)$450$650
3BR Apartment (Center)$1100$1800
3BR Apartment (Outside)$800$1300
Safety Index6070
Internet Speed50Mbps100.5Mbps
Walkability ScoreN/AN/A
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St Lucia vs Cancun -- Frequently Asked Questions

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The Rewire Abroad city comparison tool lets you compare any two cities side by side across metrics that matter most for expats: cost of living, rent, safety, internet speed, and unique attractiveness scores like FIRE and Nomad scores.

The FIRE Score is a financial runway index based on your specific income relative to the local cost of living and rent in that city.

The Retiree Score is a holistic measure of healthcare quality, safety, and general pace of life.

The Nomad Score measures suitability for remote workers, prioritizing average internet speeds, coworking density, and the size of the local expat community.

The monthly cost includes rent and living expenses adjusted using country-level cost of living averages and lifestyle multipliers.

The Savings Rate is the percentage of your income left over after covering all estimated monthly costs in that city.

The tool compares exactly two cities at a time for a clean head-to-head breakdown.

Rewire Abroad has data on hundreds of cities worldwide. If a city appears in the search dropdown, full data is available.

We aggregate data from private and official international sources, adjusted by country-level data for accuracy.