Kirby, TX demographics:
population, income, and more

Total population
8,117
0.2% year-over-year change
Median household income
$55,532/yr
-5.4% year-over-year change
Housing units
3,046
0.2% year-over-year change

Kirby population

How many people live in Kirby

Kirby is home to 8,117 residents, according to the most recent Census data. Gender-wise, 53% of Kirby locals are male, and 47% are female.

Total population
8,117
0.2% year-over-year change
Gender ratio
Male
53%
4,304
Female
47%
3,813
Value Percent YoY change
Male 4,304 53% -0.9%
Female 3,813 47% 1.5%
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 Kirby is 38, with the population distributed as follows: about 22.8% are children under 15, then 13% are in the 15 to 24 age group. Adults between 25 and 44 make up 24.4% of the population, while another 19.7% fall into the 45 to 64 bracket. Finally, around 20.2% are 65 or older.

Median age
38.1
Age breakdown
Under 15
22.8%
15 to 24
13%
25 to 44
24.4%
45 to 64
19.7%
Over 65
20.2%
Value Percent YoY change
Under 15 1,847 22.8% 11.7%
15 to 24 1,054 13% -2.7%
25 to 44 1,977 24.4% 8.6%
45 to 64 1,596 19.7% -10.7%
Over 65 1,643 20.2% -6.4%
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 Kirby, 76.7% of the population are US-born citizens, while 12.3% have gained naturalized citizenship. At the same time, 11% of residents are non-citizens. As for race, 27.9% of locals are Caucasian, 12.3% are African American and 1.6% have Asian roots. There’s also a share of 46% that includes residents with two or more races.

Citizenship
U.S.-born citizens
76.7%
Non-U.S.-born citizens
12.3%
Non-citizens
11%
Value Percent YoY change
U.S.-born citizens 6,227 76.7% -1.5%
Non-U.S.-born citizens 997 12.3% 1.8%
Non-citizens 893 11% 11.5%
Racial breakdown
White
27.9%
Black or African American
12.3%
American Indian and Alaska Native
0%
Asian
1.6%
Native Hawaiian and other Pacific Islander
0%
Two or more races
46%
Other
12.1%
Value Percent
White 2,265 27.9%
Black or African American 1,001 12.3%
American Indian and Alaska Native 3 0%
Asian 128 1.6%
Two or more races 3,737 46%
Other 983 12.1%

Households in Kirby

A peek inside Kirby households

Kirby has 2,849 households, with an average of 3 members in each. Of these, 70.2% are families, while the remaining 29.8% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
2,849
-2.2% year-over-year change
Average people per household
3
Non-family households
848
Family households
2,001
Value Percent YoY change
Non-family households 848 29.8% -0.1%
Family households 2,001 70.2% -3.0%
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 Kirby

The housing landscape of Kirby

Kirby's housing consists of 3,046 units, with 73.3% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 1% 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 14.7% of the housing landscape.

Housing units
3,046
0.2% year-over-year change
Housing types
Value Percent
1 unit, detached 2,232 73.3%
1 unit, attached 31 1%
2 units 11 0.4%
3 or 4 units 186 6.1%
5 to 9 units 26 0.8%
10 to 19 units 3 0.1%
20 to 49 units 29 1%
50 or more units 79 2.6%
Mobile home 449 14.7%
Homes built since 2020
0
-100.0% year-over-year change

The age of buildings in Kirby

In Kirby, the median construction year is 1978. Most development happened in the second half of the 20th century.

Construction year breakdown by decade
Value Percent YoY change
Built between 1940 and 1949 96 3.2% 17.1%
Built between 1950 and 1959 180 5.9% 40.6%
Built between 1960 and 1969 358 11.8% -12.0%
Built between 1970 and 1979 1,180 38.7% -6.4%
Built between 1980 and 1989 763 25% -0.5%
Built between 1990 and 1999 134 4.4% 16.5%
Built between 2000 and 2009 154 5.1% 140.6%
Built between 2010 and 2019 181 5.9% 0.0%
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.

Kirby occupancy rates

Out of the 2,849 occupied housing units in Kirby, 66.1% are owner-occupied, while 33.9% are lived in by tenants. Meanwhile, 6.5% of all homes on the local market sit vacant.

Occupied housing units
2,849
-2.2% year-over-year change
Occupancy breakdown
Renter occupied
965
Owner occupied
1,884
Value Percent YoY
change
Renter occupied 965 33.9% 12.1%
Owner occupied 1,884 66.1% -8.1%
Unoccupied housing units
6.5%
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.

Kirby housing costs

Housing costs in Kirby come to a median of $895 per month, while tenants specifically pay a median gross rent of $1,182.

Median housing costs per month
$895/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 Kirby
$1,182/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 Kirby

Kirby education at a glance

About 49.4% of the population in Kirby went to high school, while 23.1% pursued college studies. Another 5.4% earned an associate degree and 9.9% hold a bachelor’s. Meanwhile, 4.1% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 475 8% -8.1%
High school diploma 2,932 49.4% 1.1%
College diploma 1,372 23.1% -12.0%
Associate degree 322 5.4% -19.9%
Bachelor's degree 588 9.9% 2.6%
Graduate degree 242 4.1% 35.2%
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 Kirby

How much people earn in Kirby

The average annual household income in Kirby was $72,808 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -2% change from the previous year. At the same time, the median income stood at $55,532, reflecting a -5.4% shift over the same period.

Average household income in Kirby
$72,808/year
-2.0% year-over-year change
Median household income in Kirby
$55,532/year
-5.4% year-over-year change

Kirby income by age

In Kirby, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $68,833. Those with someone between 45 and 64 in charge, often well established professionally, earn $64,375 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $54,750, while those led by someone over 65, many of whom may be retired, have about $46,154 in earnings. Overall, 86.5% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $54,750 48.3%
25 - 44 $68,833 0.6%
45 - 64 $64,375 -26.9%
Over 65 $46,154 -0.1%
Above poverty level
6,995
Below poverty level
1,095
Value Percent YoY
change
Above poverty level 6,995 86.5% -4.1%
Below poverty level 1,095 13.5% 40.2%

Average renter income in Kirby

To get a better sense of what renters earn on average in Kirby, their median household income was $48,982 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 29%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$48,982
Rent-to-income ratio
29%
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 Kirby

Workforce and job types in Kirby

The job market in Kirby is powered by 3,481 working residents, spread across a range of industries and roles. 65.4% of the working population are employed in professional or administrative positions, while 34.6% are in hands-on or service-based jobs. Also, 10.7% run their own businesses, 72.9% are employed by private companies, and 10.9% work in the public sector.

Workforce demographics

Working population
3,481
-7.2% year-over-year change
White collar
2,277
Blue collar
1,204
Value Percent YoY change
White collar 2,277 65.4% -12.9%
Blue collar 1,204 34.6% 5.8%
Employer type
Self employees
10.7%
Private companies
72.9%
Governmental workers
10.9%
Not for profit companies
5.5%
Value Percent YoY change
Self employees 372 10.7% 13.1%
Private companies 2,539 72.9% -6.7%
Governmental workers 380 10.9% -17.9%
Not for profit companies 190 5.5% -20.2%
Unemployment rate
5.1%
-1.1% year-over-year change

Available workforce

The unemployment rate in Kirby stands at 5.1%, 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 Kirby

How people get around in Kirby

Commuting methods vary: 87.4% of residents travel by personal vehicle and 1.4% 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 3,048 87.4% -7.7%
Bus or trolleybus 135 3.9% 48.4%
Motorcycle 14 0.4% 0.0%
Bicycle 28 0.8% 55.6%
Walk 49 1.4% -14.0%
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 Kirby by zipcode?

Zipcode Population Number of households Median income Average income
78219 17,924 6,033 $52,094 $65,269

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FAQs about Kirby demographics 

What is the total population of Kirby?

Kirby has a total population of 8,117 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 +0.2% compared to a year ago.

What is the gender ratio in Kirby?

The gender ratio in Kirby is as follows:
  • 53% males (4,304 residents)
  • 47% females (3,813 residents)

What is the median age in Kirby?

The median age in Kirby is 38.1.

What is the age distribution of the population in Kirby?

The age distribution in Kirby is as follows:
  • Under 15: 22.8% (1,847 residents)
  • Ages 15-24: 13% (1,054 residents)
  • Ages 25-44: 24.4% (1,977 residents)
  • Ages 45-64: 19.7% (1,596 residents)
  • Over 65: 20.2% (1,643 residents)

What is the racial and ethnic makeup of Kirby?

The racial and ethnic makeup of Kirby is as follows:
  • White: 27.9% (2,265 residents)
  • Black or African American: 12.3% (1,001 residents)
  • American Indian and Alaska Native: 0% (3 residents)
  • Asian: 1.6% (128 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 46% (3,737 residents)
  • Other: 12.1% (983 residents)

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

U.S.-born citizens represent 76.7% of the population in Kirby.

How many housing units are there in Kirby?

There are 3,046 housing units in Kirby, reflecting a +0.2% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Kirby has a total of 2,849 households, with an average of 3 people in each.

What is the median household income in Kirby?

Kirby has a median household income of $55,532, representing a -5.4% shift from the previous year, according to the U.S. Census Bureau.

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

The employment rate is 94.9% in Kirby, with a workforce of 3,481 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 65.4% (2,277 residents)
  • Blue-collar workers: 34.6% (1,204 residents)

Places of employment:
  • Self-employed: 10.7% (372 residents)
  • Private companies: 72.9% (2,539 residents)
  • Governmental workers: 10.9% (380 residents)
  • Not-for-profit companies: 5.5% (190 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