Derby, KS demographics:
population, income, and more

Total population
26,062
1.0% year-over-year change
Median household income
$84,112/yr
2.5% year-over-year change
Housing units
11,026
2.4% year-over-year change

Derby population

How many people live in Derby

Derby is home to 26,062 residents, according to the most recent Census data. Gender-wise, 49.4% of Derby locals are male, and 50.6% are female.

Total population
26,062
1.0% year-over-year change
Gender ratio
Male
49.4%
12,874
Female
50.6%
13,188
Value Percent YoY change
Male 12,874 49.4% 0.8%
Female 13,188 50.6% 1.2%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Derby is 36, with the population distributed as follows: about 22.5% are children under 15, then 12.2% are in the 15 to 24 age group. Adults between 25 and 44 make up 26.2% of the population, while another 22.4% fall into the 45 to 64 bracket. Finally, around 16.7% are 65 or older.

Median age
35.9
Age breakdown
Under 15
22.5%
15 to 24
12.2%
25 to 44
26.2%
45 to 64
22.4%
Over 65
16.7%
Value Percent YoY change
Under 15 5,862 22.5% -2.7%
15 to 24 3,193 12.2% -4.9%
25 to 44 6,814 26.2% -1.1%
45 to 64 5,851 22.4% 8.1%
Over 65 4,342 16.7% 5.4%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Derby, 96.9% of the population are US-born citizens, while 1.9% have gained naturalized citizenship. At the same time, 1.2% of residents are non-citizens. As for race, 80.6% of locals are Caucasian, 2.1% are African American and 1% have Asian roots. Another 0.9% are Indigenous American, 0.1% are Pacific Islanders, while 3.3% identify as another race. There’s also a share of 12% that includes residents with two or more races.

Citizenship
U.S.-born citizens
96.9%
Non-U.S.-born citizens
1.9%
Non-citizens
1.2%
Value Percent YoY change
U.S.-born citizens 25,260 96.9% 2.4%
Non-U.S.-born citizens 497 1.9% -40.9%
Non-citizens 305 1.2% 8.5%
Racial breakdown
White
80.6%
Black or African American
2.1%
American Indian and Alaska Native
0.9%
Asian
1%
Native Hawaiian and other Pacific Islander
0.1%
Two or more races
12%
Other
3.3%
Value Percent
White 21,016 80.6%
Black or African American 537 2.1%
American Indian and Alaska Native 232 0.9%
Asian 270 1%
Native Hawaiian and other Pacific Islander 16 0.1%
Two or more races 3,138 12%
Other 853 3.3%

Households in Derby

A peek inside Derby households

Derby has 10,447 households, with an average of 2 members in each. Of these, 65.5% are families, while the remaining 34.5% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
10,447
1.1% year-over-year change
Average people per household
2
Non-family households
3,604
Family households
6,843
Value Percent YoY change
Non-family households 3,604 34.5% 0.5%
Family households 6,843 65.5% 1.5%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Derby

The housing landscape of Derby

Derby's housing consists of 11,026 units, with 72.2% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 6.2% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 0.4% of the housing landscape.

Housing units
11,026
2.4% year-over-year change
Housing types
Value Percent
1 unit, detached 7,966 72.2%
1 unit, attached 686 6.2%
2 units 220 2%
3 or 4 units 260 2.4%
5 to 9 units 488 4.4%
10 to 19 units 1,107 10%
20 to 49 units 195 1.8%
50 or more units 58 0.5%
Mobile home 46 0.4%
Homes built since 2020
241
162.0% year-over-year change

The age of buildings in Derby

In Derby, the median construction year is 1991. About 0.6% of homes were built before the 1940s, with another 0.6% going up by 1949. Most development happened in the second half of the 20th century. Then, 17.4% of homes were added from 2000 to 2009, 17.1% between 2010 and 2019, and 2.2% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 69 0.6% -6.8%
Built between 1940 and 1949 72 0.6% 28.6%
Built between 1950 and 1959 1,612 14.6% 12.8%
Built between 1960 and 1969 533 4.8% -22.0%
Built between 1970 and 1979 1,290 11.7% 3.5%
Built between 1980 and 1989 1,826 16.6% -3.8%
Built between 1990 and 1999 1,581 14.3% 0.0%
Built between 2000 and 2009 1,917 17.4% 2.7%
Built between 2010 and 2019 1,885 17.1% 2.2%
Built in 2020 or later 241 2.2% 162.0%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Derby occupancy rates

Out of the 10,447 occupied housing units in Derby, 68.5% are owner-occupied, while 31.5% are lived in by tenants. Meanwhile, 5.3% of all homes on the local market sit vacant.

Occupied housing units
10,447
1.1% year-over-year change
Occupancy breakdown
Renter occupied
3,288
Owner occupied
7,159
Value Percent YoY
change
Renter occupied 3,288 31.5% -1.2%
Owner occupied 7,159 68.5% 2.3%
Unoccupied housing units
5.3%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Derby housing costs

Housing costs in Derby come to a median of $1,234 per month, while tenants specifically pay a median gross rent of $1,136.

Median housing costs per month
$1,234/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Derby
$1,136/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Derby

Derby education at a glance

About 27.3% of the population in Derby went to high school, while 25.1% pursued college studies. Another 10.8% earned an associate degree and 23.7% hold a bachelor’s. Meanwhile, 11.5% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 300 1.6% 0.7%
High school diploma 5,210 27.3% 3.8%
College diploma 4,793 25.1% -3.2%
Associate degree 2,069 10.8% 5.5%
Bachelor's degree 4,530 23.7% 6.7%
Graduate degree 2,195 11.5% 5.2%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Derby

How much people earn in Derby

The average annual household income in Derby was $100,042 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +3.5% change from the previous year. At the same time, the median income stood at $84,112, reflecting a +2.5% shift over the same period.

Average household income in Derby
$100,042/year
3.5% year-over-year change
Median household income in Derby
$84,112/year
2.5% year-over-year change

Derby income by age

In Derby, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $95,625. Those with someone between 45 and 64 in charge, often well established professionally, earn $112,136 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $46,442, while those led by someone over 65, many of whom may be retired, have about $62,345 in earnings. Overall, 93.9% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $46,442 -8.1%
25 - 44 $95,625 -1.1%
45 - 64 $112,136 3.7%
Over 65 $62,345 5.1%
Above poverty level
23,883
Below poverty level
1,549
Value Percent YoY
change
Above poverty level 23,883 93.9% 0.6%
Below poverty level 1,549 6.1% -2.4%

Average renter income in Derby

To get a better sense of what renters earn on average in Derby, their median household income was $55,755 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 24.4%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$55,755
Rent-to-income ratio
24.4%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Derby

Workforce and job types in Derby

The job market in Derby is powered by 12,211 working residents, spread across a range of industries and roles. 76.7% of the working population are employed in professional or administrative positions, while 23.3% are in hands-on or service-based jobs. Also, 6.2% run their own businesses, 69.7% are employed by private companies, and 17.6% work in the public sector.

Workforce demographics

Working population
12,211
0.8% year-over-year change
White collar
9,370
Blue collar
2,841
Value Percent YoY change
White collar 9,370 76.7% 2.1%
Blue collar 2,841 23.3% -3.2%
Employer type
Self employees
6.2%
Private companies
69.7%
Governmental workers
17.6%
Not for profit companies
6.5%
Value Percent YoY change
Self employees 757 6.2% 14.7%
Private companies 8,509 69.7% -1.3%
Governmental workers 2,155 17.6% 4.4%
Not for profit companies 790 6.5% 3.0%
Unemployment rate
3.7%
-10.4% year-over-year change

Available workforce

The unemployment rate in Derby stands at 3.7%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Derby

How people get around in Derby

Commuting methods vary: 90.2% of residents travel by personal vehicle and 0.5% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 11,421 90.2% -0.2%
Bus or trolleybus 10 0.1% -33.3%
Motorcycle 9 0.1% N/A
Bicycle 39 0.3% -36.1%
Walk 66 0.5% -16.5%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Derby by zipcode?

Zipcode Population Number of households Median income Average income
67037 30,278 11,964 $85,541 $102,612

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FAQs about Derby demographics 

What is the total population of Derby?

Derby has a total population of 26,062 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +1.0% compared to a year ago.

What is the gender ratio in Derby?

The gender ratio in Derby is as follows:
  • 49.4% males (12,874 residents)
  • 50.6% females (13,188 residents)

What is the median age in Derby?

The median age in Derby is 35.9.

What is the age distribution of the population in Derby?

The age distribution in Derby is as follows:
  • Under 15: 22.5% (5,862 residents)
  • Ages 15-24: 12.2% (3,193 residents)
  • Ages 25-44: 26.2% (6,814 residents)
  • Ages 45-64: 22.4% (5,851 residents)
  • Over 65: 16.7% (4,342 residents)

What is the racial and ethnic makeup of Derby?

The racial and ethnic makeup of Derby is as follows:
  • White: 80.6% (21,016 residents)
  • Black or African American: 2.1% (537 residents)
  • American Indian and Alaska Native: 0.9% (232 residents)
  • Asian: 1% (270 residents)
  • Native Hawaiian and Other Pacific Islander: 0.1% (16 residents)
  • Two or More Races: 12% (3,138 residents)
  • Other: 3.3% (853 residents)

What percentage of the population in Derby are U.S.-born citizens?

U.S.-born citizens represent 96.9% of the population in Derby.

How many housing units are there in Derby?

There are 11,026 housing units in Derby, reflecting a +2.4% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Derby and what is the average household size?

Derby has a total of 10,447 households, with an average of 2 people in each.

What is the median household income in Derby?

Derby has a median household income of $84,112, representing a +2.5% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Derby?

The employment rate is 96.3% in Derby, with a workforce of 12,211 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 76.7% (9,370 residents)
  • Blue-collar workers: 23.3% (2,841 residents)

Places of employment:
  • Self-employed: 6.2% (757 residents)
  • Private companies: 69.7% (8,509 residents)
  • Governmental workers: 17.6% (2,155 residents)
  • Not-for-profit companies: 6.5% (790 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025