Derby is a city located in Naugatuck Valley Planning Region Connecticut. Derby has a 2024 population of 12,437. Derby is currently growing at a rate of 0.25% annually and its population has increased by 1.02% since the most recent census, which recorded a population of 12,312 in 2020.
The average household income in Derby is $92,848 with a poverty rate of 9.25%. The median age in Derby is 46.3 years: 46.5 years for males, and 46.2 years for females.
According to the most recent ACS, the racial composition of Derby was:
Race | Population | Percentage (of total) |
|---|---|---|
| White | 8,471 | 68.54% |
| Black or African American | 1,650 | 13.35% |
| Other race | 1,048 | 8.48% |
| Two or more races | 913 | 7.39% |
| Asian | 237 | 1.92% |
| Native American | 40 | 0.32% |
| Native Hawaiian or Pacific Islander | 0 | 0% |
White
Black or African American
Other race
Two or more races
Asian
Native American
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 5,775 | 2.13 | 62.2 | 37.8 |
| Non Family | 2,506 | 1.13 | 51.8 | 48.2 |
| Married | 2,134 | 2.78 | 86.3 | 13.7 |
| Female | 847 | 3.22 | 47.7 | 52.3 |
| Male | 288 | 2.77 | 17.4 | 82.6 |
2.81
Average Family Size
2.13
Average Household Size
62.2%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Education Attained | Count | Percentage |
|---|---|---|
| 9th to 12th Grade | 778 | 8% |
| Associates Degree | 784 | 8.06% |
| Bachelors Degree | 1,792 | 18.42% |
| Graduate Degree | 1,434 | 14.74% |
| High School Graduate | 3,193 | 32.82% |
| Less Than 9th Grade | 294 | 3.02% |
| Some College | 1,455 | 14.95% |
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 6,284 | 6,029 | 2,372 |
| Hispanic | 1,477 | 1,214 | 254 |
| Black | 1,347 | 793 | 249 |
| Other Race | 742 | 678 | 262 |
| 2+ Races | 414 | 414 | 140 |
| Asian | 224 | 224 | 163 |
| Native American | 19 | 19 | 0 |
The highest rate of high school graduation is among native american people with a rate of 100%.
The highest rate of bachelors degrees is among asian people with a rate of 72.77%.
All
Male
Female
Name | Average | Male | Female |
|---|---|---|---|
| Bachelors Degree | $40,861 | $52,849 | $40,503 |
| Graduate Degree | $95,800 | $111,863 | $93,222 |
| High School Graduate | $48,394 | $50,357 | $37,450 |
| Less Than 9th Grade | $0 | $0 | $0 |
| Overall | $55,046 | $57,179 | $50,373 |
| Some College | $60,966 | $65,000 | $58,214 |
$55,046
Average Earnings
$57,179
Average Male
$50,373
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
77.26% of Derby residents speak only English, while 22.74% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 15.72% of the population.
rate
Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 7,230 | 625 | 8.64% |
| Hispanic | 2,582 | 449 | 17.39% |
| Black | 1,649 | 182 | 11.04% |
| Other | 1,047 | 80 | 7.64% |
| Native | 40 | 19 | 47.5% |
9.25%
Overall Poverty Rate
7.15%
Male Poverty Rate
11.12%
Female Poverty Rate
The race most likely to be in poverty in Derby is Native, with 47.5% below the poverty level.
The race least likely to be in poverty in Derby is Other, with 7.64% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 2.19%. Among those working part-time, it was 6.51%, and for those that did not work, the poverty rate was 21.22%.
rate
Rate | Poverty |
|---|---|
| Less Than 9th Grade | 29.48% |
| High School | 16.19% |
| Some College | 6.17% |
| Bachelors or Greater | 1.56% |
rate
Rate | Poverty |
|---|---|
| Male Unemployed | 15.41% |
| Male Employed | 4.5% |
| Female Employed | 1.3% |
| Female Unemployed | 0% |
Households
Families
MarriedFamilies
NonFamilies
Name | Median | Mean |
|---|---|---|
| Families | $107,074 | $119,892 |
| Households | $76,263 | $92,848 |
| Married Families | $114,271 | $-999,999,999 |
| Non Families | $38,511 | $55,083 |
mean
median
Married
Widowed
Divorced
Separated
NeverMarried
43.7%
Overall Marriage Rate
43.9%
Male Marriage Rate
43.5%
Female Marriage Rate
male
female
The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.
Married
Widowed
Divorced
Separated
NeverMarried
Second Gulf War
First Gulf War
Vietnam
Korea
World War II
776
Number of Veterans
703
Male Veterans
73
Female Veterans
War | Veterans |
|---|---|
| Vietnam | 237 |
| First Gulf War | 210 |
| Second Gulf War | 199 |
| Korea | 21 |
| World War II | 0 |
count
Age Group | Veterans |
|---|---|
| 35 to 54 | 236 |
| 55 to 64 | 222 |
| 65 to 74 | 151 |
| 75+ | 144 |
| 18 to 34 | 23 |
count
Name | Veterans | % of Total |
|---|---|---|
| White | 617 | 8.27% |
| Other Race | 65 | 8.76% |
| 2+ Races | 53 | 10.56% |
| Black | 41 | 2.9% |
| Hispanic | 25 | 1.63% |
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
13.4%
Veteran Poverty Rate
9.92%
Veteran Disability Rate
LaborForceParticipation
63.4%
Labor Force Participation
58.8%
Employment Rate
7%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
64.63%
Born in Derby
87.52%
Native Born
12.48%
Foreign Born
3.75%
Non Citizen
8.73%
Naturalized
87.52% of Derby residents were born in the United States, with 64.63% having been born in Connecticut. 3.75% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.
Year | Population | Growth | Change |
|---|---|---|---|
| 2029 | 12,594 | 32 | 0.25% |
| 2028 | 12,562 | 31 | 0.25% |
| 2027 | 12,531 | 31 | 0.25% |
| 2026 | 12,500 | 32 | 0.26% |
| 2025 | 12,468 | 31 | 0.25% |
| 2024 | 12,437 | 31 | 0.25% |
| 2023 | 12,406 | 43 | 0.35% |
| 2022 | 12,363 | 14 | 0.11% |
| 2021 | 12,349 | 37 | 0.3% |
| 2020 | 12,312 | -14 | -0.11% |
| 2019 | 12,326 | -74 | -0.6% |
| 2018 | 12,400 | -119 | -0.95% |
| 2017 | 12,519 | -31 | -0.25% |
| 2016 | 12,550 | -60 | -0.48% |
| 2015 | 12,610 | -166 | -1.3% |
| 2014 | 12,776 | -32 | -0.25% |
| 2013 | 12,808 | -34 | -0.26% |
| 2012 | 12,842 | 9 | 0.07% |
| 2011 | 12,833 | -45 | -0.35% |
| 2010 | 12,878 | 0 | 0% |
| 2000 | 12,391 | 192 | 1.57% |
| 1990 | 12,199 | -147 | -1.19% |
| 1980 | 12,346 | -253 | -2.01% |
| 1970 | 12,599 | 467 | 3.85% |
| 1960 | 12,132 | 1,873 | 18.26% |
| 1950 | 10,259 | -28 | -0.27% |
| 1940 | 10,287 | -501 | -4.64% |
| 1930 | 10,788 | -450 | -4% |
| 1920 | 11,238 | 2,247 | 24.99% |
| 1910 | 8,991 | 1,061 | 13.38% |
| 1900 | 7,930 | -4,664 | -37.03% |