The Sultanate of Oman achieved high rates in the Human Development Index (HDI) 2019 issued by the United Nations Development Program (UNDP). The country climbed up one notch over its position last year to be ranked 47th position globally out of 189 countries and fifth position among the Arab and Gulf countries, maintaining its global classification as one of the very high human development countries. The (NCSI) pointed out that the Sultanate gained a score of 0.834 in the HDI, valued between "0 and 1", with an improvement in all the main indicators that compose the index.

The HDI is considered as a brief measurement for the average human development achieved in a particular country. The measurement process is based on three dimensions of human development, which includes long, and healthy life factor, knowledge acquisition, and the adequate standard of living. As for the average years of schooling, the Sultanate achieved a remarkable HDI value of 9.7 compared to 9.5 in the report of 2018. In the report of 2019, Oman has climbed to the second position in Gulf in the average of the years of study, in partnership with the Kingdom of Saudi Arabia and the State of Qatar.

The Sultanate also achieved a noticeable increase in the number of the expected study years to a score of 14.7 compared to 13.9 in the report of 2018, while it has been considered the most improved Gulf country in the same index for 2019. With regard to the extent of obtaining the necessary resources to achieve an adequate standard of living, the average per capita in the GDP of the Sultanate has reached US$37,039, while the life expectancy at birth in the Sultanate reached to 77.6 years. This achievement comes in the context of the upward trend of the Sultanate since its inclusion in the Human Development Index in the year 2000, when the country gained 0.704 notches. Since that time, the index continues to rise in favor of the Sultanate, with the country achieving 0.793 points in 2010, and up to 0.834 points in 2019.