Population — regional ranking
Ranking of 85 federal subjects of the Russian Federation by «Infant mortality rate» for 2024. The top places are held by: Republic of Mordovia (1,6 infant deaths under age 1 per 1,000 live births), Vladimir Oblast (1,8 infant deaths under age 1 per 1,000 live births), Sevastopol (1,9 infant deaths under age 1 per 1,000 live births). At the bottom of the ranking is Chukotka Autonomous Okrug — 25,7 infant deaths under age 1 per 1,000 live births. The Russia-wide figure is 4 infant deaths under age 1 per 1,000 live births.

As of 2024, first place goes to Republic of Mordovia — 1,6 infant deaths under age 1 per 1,000 live births.
The worst value is in Chukotka Autonomous Okrug — 25,7 infant deaths under age 1 per 1,000 live births.
Figures for 2024 from the Rosstat yearbook "Regions of Russia. Socio-economic indicators".
The same indicator on an interactive map of Russia — region colours by value, year slider: open the «Infant mortality rate» map.
Rosstat yearbook "Regions of Russia. Socio-economic indicators". Values for 2024, units: infant deaths under age 1 per 1,000 live births. Each region has a page with the full indicator series since 1990.