Delaware
County in Iowa
County
The population development of Delaware.
| Name | Status | Population Census 1990-04-01 | Population Census 2000-04-01 | Population Census 2010-04-01 | Population Census 2020-04-01 | Population Estimate 2024-07-01 | |
|---|---|---|---|---|---|---|---|
| Delaware | County | 18,035 | 18,404 | 17,764 | 17,479 | 17,609 | → |
| Iowa | State | 2,776,755 | 2,926,324 | 3,046,355 | 3,190,546 | 3,241,488 |
Contents: Incorporated Places
The population development of the incorporated places in Delaware.
icon links to further information about a selected place including its population structure (gender, age groups, age distribution, urbanization, »race«, ethnicity).| Name | Status | County | Population Census 1990-04-01 | Population Census 2000-04-01 | Population Census 2010-04-01 | Population Census 2020-04-01 | Population Estimate 2024-07-01 | |
|---|---|---|---|---|---|---|---|---|
| Colesburg | City | Delaware | 409 | 414 | 399 | 386 | 379 | → |
| Delaware | City | Delaware | 186 | 195 | 159 | 140 | 139 | → |
| Delhi | City | Delaware | 521 | 460 | 460 | 415 | 438 | → |
| Dundee | City | Delaware | 175 | 181 | 168 | 194 | 193 | → |
| Dyersville | City | Dubuque / Delaware | 3,750 | 4,050 | 4,076 | 4,473 | 4,559 | → |
| Earlville | City | Delaware | 869 | 892 | 806 | 718 | 713 | → |
| Edgewood | City | Delaware / Clayton | 867 | 923 | 867 | 908 | 908 | → |
| Greeley | City | Delaware | 286 | 285 | 256 | 217 | 216 | → |
| Hopkinton | City | Delaware | 709 | 683 | 640 | 620 | 622 | → |
| Manchester | City | Delaware | 5,168 | 5,274 | 5,181 | 5,074 | 5,283 | → |
| Masonville | City | Delaware | 129 | 104 | 127 | 99 | 98 | → |
| Ryan | City | Delaware | 386 | 405 | 365 | 350 | 348 | → |
Source: U.S. Census Bureau.
Explanation: Latest available rebased population figures are used. In case of significant changes, they were recalculated by using census block data.
Further information about the population structure:
| Gender (C 2020) | |
|---|---|
| Males | 8,820 |
| Females | 8,668 |
| Age Groups (C 2020) | |
|---|---|
| 0-17 years | 4,129 |
| 18-64 years | 9,781 |
| 65+ years | 3,578 |
| Age Distribution (C 2020) | |
|---|---|
| 80+ years | 1,024 |
| 70-79 years | 1,421 |
| 60-69 years | 2,588 |
| 50-59 years | 2,501 |
| 40-49 years | 1,921 |
| 30-39 years | 1,910 |
| 20-29 years | 1,604 |
| 10-19 years | 2,397 |
| 0-9 years | 2,122 |
| Urbanization (C 2020) | |
|---|---|
| Rural | 12,575 |
| Urban | 4,913 |
| »Race« (C 2020) | |
|---|---|
| White | 16,787 |
| Black/African American | 122 |
| Indigenous | 50 |
| Asian | 48 |
| Pacific Islander | 1 |
| Some other | 86 |
| 2 or more | 394 |
| Ethnicity (C 2020) | |
|---|---|
| Hispanic or Latino | 244 |
| Other | 17,244 |