Share of the population by age and sex, five-year groups

Population of North Dakota, 2010–2025 · click to pick a year
Estimates up to 2019 are built on the 2010 Census, those from 2020 on the 2020 Census. A line that steps up or down between 2019 and 2020 reflects this re-basing, not a sudden change in population.

Year

-5 -1   2011  +1 +5

685,526 people lived in North Dakota on July 1, 2011: the 48th-largest population among the 50 states and the District of Columbia. The median age was 36.5 years (United States: 37.3); children under 15 (18.6%) clearly outnumber residents 65 and older (14.4%): a relatively young population. There were 102.7 men for every 100 women. Since 2010 the population has grown by 1.6%. Source: U.S. Census Bureau, Population Estimates Program, Vintage 2020 estimates (resident population on July 1; public domain). Median age, shares, dependency ratios and rankings are calculated by PopulationPyramid.net from these estimates; the Census Bureau does not endorse this site.

Key indicators, 2011
Population
685,526
Rank by population
48th of 51
Median age
36.5
Men per 100 women
102.7
Under 15
18.6%
15–64
67.0%
65 and over
14.4%
Child dependency
27.8
Old-age dependency
21.4
Change since 2010
+1.6%
Dependency ratios count children under 15 or adults 65 and over per 100 residents aged 15 to 64.
Show the population by age group, 2011
AgeMenWomenTotalShare
0-423,37122,40645,7776.7%
5-921,51120,43841,9496.1%
10-1420,44319,52439,9675.8%
15-1924,73922,81047,5496.9%
20-2432,74928,45561,2048.9%
25-2927,50423,72651,2307.5%
30-3423,18720,60143,7886.4%
35-3919,34917,66037,0095.4%
40-4419,77618,58238,3585.6%
45-4922,24121,70843,9496.4%
50-5425,30724,91450,2217.3%
55-5924,34123,18047,5216.9%
60-6419,79818,73338,5315.6%
65-6913,32013,58626,9063.9%
70-749,75811,09420,8523.0%
75-798,00910,15618,1652.6%
80-846,2459,13615,3812.2%
85+5,71211,45717,1692.5%
How North Dakota compares with similar-sized states, 2011
RankStateResidentsRelative
45 Delaware 907,590
46 South Dakota 823,740
47 Alaska 722,349
48 North Dakota 685,526
49 Vermont 627,197
50 District of Columbia 620,290
51 Wyoming 567,491
Frequently asked questions about North Dakota's population
What is the population of North Dakota?
North Dakota had an estimated 685,526 residents on July 1, 2011, according to the U.S. Census Bureau, Population Estimates Program. That ranks 48th among the 51 states and the District of Columbia.
What is the median age in North Dakota?
The median age in North Dakota was 36.5 years in 2011, the 37th oldest of the 51 states and DC. That is 0.8 years younger than the national median of 37.3.
How many people in North Dakota are 65 or older?
About 98,473 residents of North Dakota (14.4%) were 65 or older in 2011, against 18.6% under 15 and 67.0% aged 15 to 64.
What does the population pyramid of North Dakota show?
In 2011, North Dakota: children under 15 (18.6%) clearly outnumber residents 65 and older (14.4%): a relatively young population. There were 102.7 men for every 100 women.
How fast is the population of North Dakota changing?
The population of North Dakota grew by 1.6% between 2010 and 2011, and by 1.6% in the last year.
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