The duel
Land
Size, shape and altitude
How big is it, really?
Saint Lucia fits inside Trinidad and Tobago 8.3 times.
Saint Lucia: 620 km² (2023) · Trinidad and Tobago: 5,130 km² (2023)
How much coast is there?
Trinidad and Tobago’s coastline is 2.3 times as long as Saint Lucia’s.
Saint Lucia: 158 km (2026 edition) · Trinidad and Tobago: 362 km (2026 edition)
How high can you climb?
Saint Lucia’s highest peak towers 8 m above Trinidad and Tobago’s.
Saint Lucia: 948 m (2026 edition) · Trinidad and Tobago: 940 m (2026 edition)
People
Who lives there, and how closely
How many people live there?
Trinidad and Tobago has 7.6 times as many people as Saint Lucia.
Saint Lucia: 180,149 (2025) · Trinidad and Tobago: 1.37 million (2025)
How crowded is it?
Saint Lucia is 11% more densely populated than Trinidad and Tobago.
Saint Lucia: 295 per km² (2025) · Trinidad and Tobago: 267 per km² (2025)
How tall are the men?
Saint Lucia and Trinidad and Tobago are practically level.
Saint Lucia: 176.4 cm (2019) · Trinidad and Tobago: 176 cm (2019)
How tall are the women?
Women in Saint Lucia are 2.1 cm taller than in Trinidad and Tobago.
Saint Lucia: 165.5 cm (2019) · Trinidad and Tobago: 163.4 cm (2019)
How old is the typical person?
The typical person in Trinidad and Tobago is 3 years older than in Saint Lucia.
Saint Lucia: 33.7 years (2023) · Trinidad and Tobago: 36.7 years (2023)
How many children per woman?
Women in Trinidad and Tobago have 0.2 more children on average than in Saint Lucia.
Saint Lucia: 1.39 children per woman (2024) · Trinidad and Tobago: 1.54 children per woman (2024)
How many people are 65 or older?
13% of people in Trinidad and Tobago are 65 or older, versus 10.0% in Saint Lucia.
Saint Lucia: 10% (2025) · Trinidad and Tobago: 12.9% (2025)
How many Nobel laureates were born there?
Saint Lucia: no data · Trinidad and Tobago: 7.3 (2025)
How many official languages?
Saint Lucia and Trinidad and Tobago are practically level.
Saint Lucia: 1 (2026) · Trinidad and Tobago: 1 (2026)
Money
What an economy looks like per person
How big is the economy?
Trinidad and Tobago’s economy is 9.8 times the size of Saint Lucia’s.
Saint Lucia: $2.66 billion (2025) · Trinidad and Tobago: $25.9 billion (2025)
How much is produced per person?
Trinidad and Tobago produces 29% more per person than Saint Lucia.
Saint Lucia: Int$28,674 (2025) · Trinidad and Tobago: Int$37,121 (2025)
How evenly is income shared?
Saint Lucia: 43.7 (2015) · Trinidad and Tobago: no data
How many people are looking for work?
Unemployment is 9.5% in Saint Lucia, versus 3.3% in Trinidad and Tobago.
Saint Lucia: 9.5% (2025) · Trinidad and Tobago: 3.3% (2025)
How much goes to the military?
Saint Lucia: no data · Trinidad and Tobago: 0.9% (2024)
How expensive is it?
Saint Lucia and Trinidad and Tobago are nearly identical here.
Saint Lucia: 51% (2025) · Trinidad and Tobago: 51% (2025)
Health
Long lives, small beginnings
How much is spent on health?
Trinidad and Tobago spends 2 times as much on health per person as Saint Lucia.
Saint Lucia: $641 (2023) · Trinidad and Tobago: $1,276 (2023)
How long do people live?
People in Trinidad and Tobago live 0.77 years longer than in Saint Lucia.
Saint Lucia: 72.8 years (2024) · Trinidad and Tobago: 73.6 years (2024)
How many babies don’t reach their first birthday?
A baby in Trinidad and Tobago is 8% more likely to die before turning one than in Saint Lucia.
Saint Lucia: 15.8 per 1,000 (2024) · Trinidad and Tobago: 17 per 1,000 (2024)
How many doctors are there?
Saint Lucia has 2% more doctors per person than Trinidad and Tobago.
Saint Lucia: 4.2 per 1,000 (2020) · Trinidad and Tobago: 4.2 per 1,000 (2021)
How common is obesity?
35% of adults in Saint Lucia are obese, versus 32% in Trinidad and Tobago.
Saint Lucia: 35.4% (2024) · Trinidad and Tobago: 32% (2024)
How many adults smoke?
Saint Lucia: 13.9% (2024) · Trinidad and Tobago: no data
Everyday life
Plates, glasses and happiness
How do people rate their lives?
Saint Lucia: no data · Trinidad and Tobago: 5.91 (2025)
How much do people drink?
Adults in Saint Lucia drink 2.4 times as much alcohol as in Trinidad and Tobago.
Saint Lucia: 11.8 litres (2023) · Trinidad and Tobago: 5 litres (2023)
How much meat is on the menu?
Saint Lucia has 37% more meat per person than Trinidad and Tobago.
Saint Lucia: 90.3 kg (2023) · Trinidad and Tobago: 65.7 kg (2023)
How much food is there per day?
Trinidad and Tobago has 292 kcal more food per person per day than Saint Lucia.
Saint Lucia: 2,654 kcal (2023) · Trinidad and Tobago: 2,946 kcal (2023)
How long do people work?
Saint Lucia: no data · Trinidad and Tobago: 1,610 hours (2023)
How long do people go to school?
Adults in Trinidad and Tobago went to school 2.2 years longer than in Saint Lucia.
Saint Lucia: 8.6 years (2023) · Trinidad and Tobago: 10.8 years (2023)
How many tourists visit?
Saint Lucia welcomed 8.2 times as many tourists per resident as Trinidad and Tobago (2019).
Saint Lucia: 1.99 (2022) · Trinidad and Tobago: 0.24 (2024)
Connected
Online, electrified, urban
How many people are online?
82% of people in Trinidad and Tobago are online, versus 68% in Saint Lucia.
Saint Lucia: 68% (2024) · Trinidad and Tobago: 82% (2024)
Who has electricity at home?
Saint Lucia and Trinidad and Tobago are practically level.
Saint Lucia: 100% (2024) · Trinidad and Tobago: 100% (2024)
How many live in cities?
54% of people in Trinidad and Tobago live in cities, versus 29% in Saint Lucia.
Saint Lucia: 29% (2025) · Trinidad and Tobago: 54% (2025)
How many phones per person?
Trinidad and Tobago has 119 mobile subscriptions per 100 people, Saint Lucia 99.
Saint Lucia: 99 (2022) · Trinidad and Tobago: 119 (2024)
How much do they fly?
Saint Lucia: no data · Trinidad and Tobago: 1.48 (2023)
Planet
Air, forests and energy
How much of the land is forest?
Forest covers 44% of Trinidad and Tobago, but only 34% of Saint Lucia.
Saint Lucia: 34% (2023) · Trinidad and Tobago: 44.2% (2023)
How much CO₂ does each person emit?
The average person in Trinidad and Tobago emits 7.7 times as much CO₂ as someone in Saint Lucia.
Saint Lucia: 3 t (2024) · Trinidad and Tobago: 22.9 t (2024)
How green is the power grid?
2.5% of Saint Lucia’s electricity is renewable, versus 0.1% in Trinidad and Tobago.
Saint Lucia: 2.5% (2024) · Trinidad and Tobago: 0.1% (2024)
How clean is the air?
The air in Trinidad and Tobago carries 30% more fine dust than in Saint Lucia.
Saint Lucia: 10.4 µg/m³ (2024) · Trinidad and Tobago: 13.5 µg/m³ (2024)
Safety
Measured risk, not vibes
How common is murder?
You are 4% more likely to be murdered in Trinidad and Tobago than in Saint Lucia.
Saint Lucia: 39 per 100k (2023) · Trinidad and Tobago: 40.4 per 100k (2022)
How dangerous are the roads?
Roads in Saint Lucia are 78% deadlier than in Trinidad and Tobago.
Saint Lucia: 8.9 per 100k (2021) · Trinidad and Tobago: 5 per 100k (2021)
Climate
What the year feels like
How warm is it?
Saint Lucia: no data · Trinidad and Tobago: 26.5°C (2016–2025 avg)
How much rain falls?
Saint Lucia: no data · Trinidad and Tobago: 1,453 mm (2016–2025 avg)
Quick answers
Is Saint Lucia bigger than Trinidad and Tobago?
Trinidad and Tobago is larger. Saint Lucia fits inside Trinidad and Tobago 8.3 times.
Which has more people, Saint Lucia or Trinidad and Tobago?
Trinidad and Tobago has 7.6 times as many people as Saint Lucia (2025 estimates).
Where do people live longer, Saint Lucia or Trinidad and Tobago?
People in Trinidad and Tobago live 0.77 years longer than in Saint Lucia. Life expectancy at birth is 72.8 years in Saint Lucia and 73.6 in Trinidad and Tobago.
Are people taller in Saint Lucia or Trinidad and Tobago?
Saint Lucia and Trinidad and Tobago are practically level (NCD-RisC, cohort born 2019).