National Vital Statistics System
![The National Vital Statistics System (NVSS) provides the most complete data on births and deaths in the United States Image of the USA](/nchs/images/nvss/GettyImages-690350120.png?_=42557)
- 2016-2020 Matched Multiple Birth and Fetal Death Data File(5/29/2024)
- Maternal Mortality Rates in the United States, 2022(4/2/2024)
- Deaths: Leading Causes for 2021 [PDF - 2, 751KB](4/8/2024)
- Births: Final Data for 2022 [PDF - 336 KB](4/4/2024)
- New release of provisional birth data for Puerto Rico in CDC WONDER(4/2/2024)
Explore Our Topics
Data for Action
![COVID-19](/nchs/images/nvss/covid-236-122px.png?_=82655)
Find the latest resources to help monitor and report Coronavirus Disease 2019 (COVID-19) deaths. Please visit our COVID-19 Death Data and Reporting Guidance page to stay up to date on the latest information.
![vsrr](/nchs/images/nvss/data-for-action-vsrr.png?_=48199)
Find our latest provisional (preliminary) estimates on births and deaths, including deaths from drug overdoses and flu.
![modernization](/nchs/images/nvss/data-for-action-modernization.png?_=48384)
Explore our projects and initiatives to improve data timeliness and quality
Connections and Resources
Stay up to date on the latest happenings across our nation’s vital statistics community