Facts
- Population
- 271,134 (2024)
- Change since 2020
- 14.2 %
- Net migration
- 8,180 (2023)
- Unemployment rate
- 4.7 % (2025)
- State
- Delaware
- Population base, April 2020
- 237,390 (2020)
- Births
- 2,448 (2023)
- Births per 1,000 residents, 2023
- 9.0
- Deaths
- 3,376 (2023)
- Deaths per 1,000 residents, 2023
- 12.5
- Natural change, 2023
- -928
- International migration
- 1,135 (2023)
- Domestic migration
- 7,045 (2023)
- Net migration per 1,000, 2023
- 30.2
- Postal code
- DE
- FIPS code
- 10005
Sources: US Census Bureau — Population Estimates, Bureau of Labor Statistics — LAUS
Unemployment rate, annual average
| Period | Value |
|---|---|
| 2025 | 4.7 % |
| 2024 | 3.8 % |
| 2023 | 3.9 % |
| 2022 | 4.2 % |
| 2021 | 5.0 % |
| 2020 | 7.2 % |
| 2019 | 3.6 % |
| 2018 | 3.7 % |
| 2017 | 4.4 % |
| 2016 | 4.5 % |
| 2015 | 4.9 % |
| 2014 | 5.7 % |
Population estimates, 2020–2024
| Period | Value |
|---|---|
| 2024 | 271,134 |
| 2023 | 263,975 |
| 2022 | 256,490 |
| 2021 | 247,877 |
| 2020 | 238,654 |