Oman vs Costa Rica
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In 2025, Oman's population was 5.4M compared to 5.2M in Costa Rica. Oman was higher by 283,552.
Oman vs Costa Rica — Population
| Year | Oman | Costa Rica |
|---|---|---|
| 2025 | 5.4M | 5.2M |
| 2024 | 5.3M | 5.1M |
| 2023 | 5.0M | 5.1M |
| 2022 | 4.7M | 5.1M |
| 2021 | 4.5M | 5.1M |
| 2020 | 4.5M | 5.0M |
| 2019 | 4.6M | 5.0M |
| 2018 | 4.6M | 5.0M |
| 2017 | 4.5M | 4.9M |
| 2016 | 4.4M | 4.9M |
| 2015 | 4.2M | 4.8M |
| 2014 | 4.0M | 4.8M |
| 2013 | 3.8M | 4.7M |
| 2012 | 3.5M | 4.7M |
| 2011 | 3.1M | 4.6M |
| 2010 | 2.8M | 4.6M |
| 2009 | 2.7M | 4.5M |
| 2008 | 2.6M | 4.4M |
| 2007 | 2.6M | 4.4M |
| 2006 | 2.5M | 4.3M |