Demographics

Delaware vs District of Columbia: Population

Delaware has a larger population than District of Columbia by 380,236 people.

Delaware flag
Delaware
DE · South
Winner
1,069,781
Estimated resident population in 2025 (U.S. Census Bureau Population Estimates).
District of Columbia flag
District of Columbia
DC · South
689,545
Estimated resident population in 2025 (U.S. Census Bureau Population Estimates).

Visual comparison

Delaware1,069,781
District of Columbia689,545

Difference: +380,236 people — Delaware leads.

National Rankings

Where They Rank Nationally

See where both states fall among all 50 states for population.

Delaware #45 · 1,069,781
District of Columbia #49 · 689,545
Lowest Highest

Top 10 States — Population

#1 California flag California
39,345,844
#2 Texas flag Texas
32,101,064
#3 Florida flag Florida
23,659,198
#4 New York flag New York
20,003,435
#5 Pennsylvania flag Pennsylvania
13,073,016
#6 Illinois flag Illinois
12,735,249
#7 Ohio flag Ohio
11,940,399
#8 Georgia flag Georgia
11,401,288
#9 North Carolina flag North Carolina
11,343,875
#10 Michigan flag Michigan
10,155,806
Selected states
#45 Delaware flag Delaware
1,069,781
#49 District of Columbia flag District of Columbia
689,545

Delaware ranks 45th and District of Columbia ranks 49th nationally for population.

Related context

Population in Context

Raw headcount only tells part of the story — density and education round it out.

What this means

Delaware vs District of Columbia: Population in context

Delaware's population is 1,069,781, compared with 689,545 in District of Columbia, a gap of 55.1%. Estimated resident population in 2025 (U.S. Census Bureau Population Estimates).

Delaware
1,069,781
District of Columbia
689,545
Difference
+380,236 people

People also ask

Delaware vs District of Columbia Population — common questions

QWhat is Delaware's population?

Delaware's population is 1,069,781.

QWhat is District of Columbia's population?

District of Columbia's population is 689,545.

QWhich state has a higher population — Delaware or District of Columbia?

Delaware has a larger population than District of Columbia by 380,236 people.

QHow much more population does Delaware have compared to District of Columbia?

+380,236 people.

More comparisons: Delaware vs District of Columbia

Grouped tabs keep the deep-dive links tighter and easier to scan.

Full comparison

Data source and freshness

Data period
2025 estimate
Dataset reviewed
July 23, 2026
Method note
Latest annual state resident population copied from the maintained ranking.