What is the difference in population between Costa Rica and Oman?

56,260 people, with Costa Rica ahead.

How many years of comparable data are there for Costa Rica and Oman?

241 years are reported by both, from 1000 to 2023.

Where does this data come from?

HYDE (2023); Gapminder (2022); UN WPP (2024) – with major processing by Our World in Data, published as Population. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Costa Rica vs Oman: Population

Costa Rica

5.11 million people

in 2023

Oman

5.05 million people

in 2023

Costa Rica rank

125th

Oman rank

126th

Population over time

Costa Rica
Oman

How they compare

Costa Rica currently reports 5.11 million people against 5.05 million people in Oman, a difference of 56,260 people.

The two have swapped places 2 times across 241 shared years of data; in 1000 it was Costa Rica ahead.

Costa Rica ranks 125th and Oman ranks 126th of 238 countries.

Across the 40 decades both report, Costa Rica averaged higher in 18 and Oman in 22.

Head to head by decade

Decade	Costa Rica	Oman	Difference	Ahead
1000s	291,252 people	200,000 people	91,252 people	Costa Rica
1100s	317,730 people	200,000 people	117,730 people	Costa Rica
1200s	346,614 people	200,000 people	146,614 people	Costa Rica
1300s	378,125 people	200,000 people	178,125 people	Costa Rica
1400s	412,500 people	200,000 people	212,500 people	Costa Rica
1500s	450,000 people	200,000 people	250,000 people	Costa Rica
1600s	8,000 people	235,000 people	227,000 people	Oman
1700s	22,742 people	270,000 people	247,258 people	Oman
1710s	24,606 people	274,000 people	249,394 people	Oman
1720s	26,623 people	278,000 people	251,377 people	Oman
1730s	28,805 people	282,000 people	253,195 people	Oman
1740s	31,166 people	286,000 people	254,834 people	Oman
1750s	33,720 people	290,000 people	256,280 people	Oman
1760s	36,484 people	294,000 people	257,516 people	Oman
1770s	39,475 people	298,000 people	258,525 people	Oman
1780s	42,711 people	302,000 people	259,289 people	Oman
1790s	46,212 people	306,000 people	259,788 people	Oman
1800s	55,119 people	303,970 people	248,851 people	Oman
1810s	60,115 people	312,958 people	252,844 people	Oman
1820s	69,576 people	322,140 people	252,565 people	Oman
1830s	84,945 people	331,509 people	246,563 people	Oman
1840s	97,049 people	341,148 people	244,098 people	Oman
1850s	110,070 people	349,308 people	239,238 people	Oman
1860s	130,016 people	355,463 people	225,448 people	Oman
1870s	161,729 people	361,687 people	199,958 people	Oman
1880s	217,929 people	367,980 people	150,050 people	Oman
1890s	282,467 people	374,390 people	91,923 people	Oman
1900s	349,820 people	394,263 people	44,443 people	Oman
1910s	421,711 people	416,629 people	5,082 people	Costa Rica
1920s	496,435 people	425,570 people	70,866 people	Costa Rica
1930s	602,584 people	435,874 people	166,711 people	Costa Rica
1940s	791,640 people	446,592 people	345,048 people	Costa Rica
1950s	1.09 million people	486,821 people	604,360 people	Costa Rica
1960s	1.56 million people	582,516 people	976,814 people	Costa Rica
1970s	2.07 million people	781,091 people	1.29 million people	Costa Rica
1980s	2.71 million people	1.31 million people	1.40 million people	Costa Rica
1990s	3.49 million people	2.06 million people	1.43 million people	Costa Rica
2000s	4.23 million people	2.46 million people	1.77 million people	Costa Rica
2010s	4.79 million people	3.95 million people	834,860 people	Costa Rica
2020s	5.07 million people	4.70 million people	369,792 people	Costa Rica

Averages of every year both report within each decade.

Frequently asked questions

Which has higher population, Costa Rica or Oman?: Costa Rica, at 5.11 million people against 5.05 million people in Oman as of 2023.
What is the difference in population between Costa Rica and Oman?: 56,260 people, with Costa Rica ahead.
How many years of comparable data are there for Costa Rica and Oman?: 241 years are reported by both, from 1000 to 2023.
How do Costa Rica and Oman rank globally for population?: Costa Rica ranks 125th and Oman ranks 126th of 238 countries.
Where does this data come from?: HYDE (2023); Gapminder (2022); UN WPP (2024) – with major processing by Our World in Data, published as Population. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator: Population
Unit: people
Source: HYDE (2023); Gapminder (2022); UN WPP (2024) – with major processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 239 places, 51,002 data points, 1000–2023
Last refreshed: 07 August 2026

Population by country, available from 10,000 BCE to 2023, based on data and estimates from different sources.