Bulgaria vs United States of America: Natural population growth, annual growth rate

Bulgaria
21.28 % change on previous year
in 2023
United States of America
20.38 % change on previous year
in 2023
Bulgaria rank
27th
United States of America rank
29th

Natural population growth, annual growth rate over time

  • Bulgaria
  • United States of America
-400-2000200195119872023

How they compare

Bulgaria currently reports 21.28 % change on previous year against 20.38 % change on previous year in United States of America, a difference of 0.9 % change on previous year.

The two have swapped places 31 times across 73 shared years of data; in 1951 it was United States of America ahead.

Bulgaria ranks 27th and United States of America ranks 29th of 236 countries.

Across the 8 decades both report, Bulgaria averaged higher in 2 and United States of America in 6.

Head to head by decade

Decade Bulgaria United States of America Difference Ahead
1950s -3.51 % change on previous year 0.8391 % change on previous year 4.35 % change on previous year United States of America
1960s 0.4776 % change on previous year -5.44 % change on previous year 5.92 % change on previous year Bulgaria
1970s -4.06 % change on previous year -0.931 % change on previous year 3.13 % change on previous year United States of America
1980s -14.83 % change on previous year 0.1232 % change on previous year 14.96 % change on previous year United States of America
1990s -71.2 % change on previous year -3.65 % change on previous year 67.55 % change on previous year United States of America
2000s 3.19 % change on previous year 0.1417 % change on previous year 3.05 % change on previous year Bulgaria
2010s -6.81 % change on previous year -6.19 % change on previous year 0.6137 % change on previous year United States of America
2020s -4.12 % change on previous year 29.63 % change on previous year 33.75 % change on previous year United States of America

Averages of every year both report within each decade.

Frequently asked questions

Which has higher natural population growth, annual growth rate, Bulgaria or United States of America?
Bulgaria, at 21.28 % change on previous year against 20.38 % change on previous year in United States of America as of 2023.
What is the difference in natural population growth, annual growth rate between Bulgaria and United States of America?
0.9 % change on previous year, with Bulgaria ahead.
How many years of comparable data are there for Bulgaria and United States of America?
73 years are reported by both, from 1951 to 2023.
How do Bulgaria and United States of America rank globally for natural population growth, annual growth rate?
Bulgaria ranks 27th and United States of America ranks 29th of 236 countries.
Where does this data come from?
Statizoid (derived), published as Natural population growth, annual growth rate. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Bulgaria vs United States of America: Natural population growth, annual growth rate. Statizoid, drawing on Statizoid (derived). Retrieved 31 August 2026, from https://population.statizoid.com/compare/natural-population-growth-annual-growth-rate/bulgaria/united-states/

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About this data

Indicator
Natural population growth, annual growth rate
Unit
% change on previous year
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
236 places, 17,199 data points, 1951–2023
Last refreshed

The year-on-year percentage change in Natural population growth. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.