Bonnycastle, Louisville, KY demographics:
population, income, and more

Total population
1,098
1.4% year-over-year change
Median household income
$99,966/yr
1.0% year-over-year change
Housing units
495
0.8% year-over-year change

Bonnycastle population

How many people live in Bonnycastle

Bonnycastle is home to 1,098 residents, according to the most recent Census data. Gender-wise, 48.1% of Bonnycastle locals are male, and 51.9% are female.

Total population
1,098
1.4% year-over-year change
Gender ratio
Male
48.1%
528
Female
51.9%
570
Value Percent YoY change
Male 528 48.1% -1.5%
Female 570 51.9% 4.2%
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 Bonnycastle is 43, with the population distributed as follows: about 16.4% are children under 15, then 14% are in the 15 to 24 age group. Adults between 25 and 44 make up 23.2% of the population, while another 25.6% fall into the 45 to 64 bracket. Finally, around 20.8% are 65 or older.

Median age
42.7
Age breakdown
Under 15
16.4%
15 to 24
14%
25 to 44
23.2%
45 to 64
25.6%
Over 65
20.8%
Value Percent YoY change
Under 15 180 16.4% 1.7%
15 to 24 154 14% 7.7%
25 to 44 255 23.2% -2.7%
45 to 64 281 25.6% -1.8%
Over 65 229 20.8% 6.5%
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 Bonnycastle, 95.7% of the population are US-born citizens, while 3% have gained naturalized citizenship. At the same time, 1.3% of residents are non-citizens. As for race, 90.2% of locals are Caucasian, 3.1% are African American and 0.6% have Asian roots. There’s also a share of 5.6% that includes residents with two or more races.

Citizenship
U.S.-born citizens
95.7%
Non-U.S.-born citizens
3%
Non-citizens
1.3%
Value Percent YoY change
U.S.-born citizens 1,050 95.7% 1.6%
Non-U.S.-born citizens 33 3% -2.9%
Non-citizens 14 1.3% -6.7%
Racial breakdown
White
90.2%
Black or African American
3.1%
American Indian and Alaska Native
0%
Asian
0.6%
Native Hawaiian and other Pacific Islander
0%
Two or more races
5.6%
Other
0.6%
Value Percent
White 989 90.2%
Black or African American 34 3.1%
Asian 6 0.6%
Two or more races 62 5.6%
Other 6 0.6%

Households in Bonnycastle

A peek inside Bonnycastle households

Bonnycastle has 466 households, with an average of 2 members in each. Of these, 56.9% are families, while the remaining 43.4% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
466
1.8% year-over-year change
Average people per household
2
Non-family households
202
Family households
265
Value Percent YoY change
Non-family households 202 43.4% 6.3%
Family households 265 56.9% -1.1%
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 Bonnycastle

The housing landscape of Bonnycastle

Bonnycastle's housing consists of 495 units, with 72.1% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 1.4% and offer a more compact, shared living style.

Housing units
495
0.8% year-over-year change
Housing types
Value Percent
1 unit, detached 357 72.1%
1 unit, attached 7 1.4%
2 units 17 3.4%
3 or 4 units 42 8.5%
5 to 9 units 14 2.8%
10 to 19 units 19 3.8%
20 to 49 units 22 4.4%
50 or more units 17 3.4%
Homes built since 2020
1
% year-over-year change

The age of buildings in Bonnycastle

In Bonnycastle, the median construction year is 1945. About 43.8% of homes were built before the 1940s, with another 12.9% going up by 1949. Most development happened in the second half of the 20th century. Then, 2.2% of homes were added from 2000 to 2009, 0.8% between 2010 and 2019, and 0.2% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 217 43.8% 0.9%
Built between 1940 and 1949 64 12.9% 1.6%
Built between 1950 and 1959 77 15.5% -2.5%
Built between 1960 and 1969 41 8.3% -12.8%
Built between 1970 and 1979 46 9.3% 0.0%
Built between 1980 and 1989 23 4.6% 21.1%
Built between 1990 and 1999 12 2.4% 9.1%
Built between 2000 and 2009 11 2.2% 83.3%
Built between 2010 and 2019 4 0.8% 0.0%
Built in 2020 or later 1 0.2% N/A
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.

Bonnycastle occupancy rates

Out of the 466 occupied housing units in Bonnycastle, 74.5% are owner-occupied, while 25.8% are lived in by tenants. Meanwhile, 5.9% of all homes on the local market sit vacant.

Occupied housing units
466
1.8% year-over-year change
Occupancy breakdown
Renter occupied
120
Owner occupied
347
Value Percent YoY
change
Renter occupied 120 25.8% 0.8%
Owner occupied 347 74.5% 2.4%
Unoccupied housing units
5.9%
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.

Bonnycastle housing costs

Housing costs in Bonnycastle come to a median of $1,393 per month, while tenants specifically pay a median gross rent of $1,185.

Median housing costs per month
$1,393/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 Bonnycastle
$1,185/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 Bonnycastle

Bonnycastle education at a glance

About 16.5% of the population in Bonnycastle went to high school, while 17.2% pursued college studies. Another 5.5% earned an associate degree and 32.4% hold a bachelor’s. Meanwhile, 27.3% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 10 1.1% 11.1%
High school diploma 145 16.5% 5.1%
College diploma 151 17.2% -1.9%
Associate degree 48 5.5% -7.7%
Bachelor's degree 285 32.4% 5.6%
Graduate degree 240 27.3% -0.8%
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 Bonnycastle

How much people earn in Bonnycastle

The average annual household income in Bonnycastle was $130,452 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +1.3% change from the previous year. At the same time, the median income stood at $99,966, reflecting a +1% shift over the same period.

Average household income in Bonnycastle
$130,452/year
1.3% year-over-year change
Median household income in Bonnycastle
$99,966/year
1.0% year-over-year change

Bonnycastle income by age

In Bonnycastle, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $126,029. Those with someone between 45 and 64 in charge, often well established professionally, earn $122,273 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $52,333, while those led by someone over 65, many of whom may be retired, have about $69,115 in earnings. Overall, 92.9% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $52,333 6.5%
25 - 44 $126,029 4.1%
45 - 64 $122,273 1.7%
Over 65 $69,115 -0.7%
Above poverty level
953
Below poverty level
73
Value Percent YoY
change
Above poverty level 953 92.9% 0.7%
Below poverty level 73 7.1% 17.7%

Employment in Bonnycastle

Workforce and job types in Bonnycastle

90.8% of the working population are employed in professional or administrative positions, while 9.2% are in hands-on or service-based jobs. Also, 12% run their own businesses, 60.4% are employed by private companies, and 11.8% work in the public sector.

Workforce demographics

White collar
521
Blue collar
53
Value Percent YoY change
White collar 521 90.8% 1.0%
Blue collar 53 9.2% -1.9%
Employer type
Self employees
12%
Private companies
60.4%
Governmental workers
11.8%
Not for profit companies
15.8%
Value Percent YoY change
Self employees 69 12% 4.5%
Private companies 347 60.4% 0.0%
Governmental workers 68 11.8% -2.9%
Not for profit companies 91 15.8% 5.8%

Transportation in Bonnycastle

How people get around in Bonnycastle

Commuting methods vary: 96% of residents travel by personal vehicle and 2.9% 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 427 96% -1.8%
Taxicab 2 0.4% 100.0%
Bus or trolleybus 2 0.4% -60.0%
Bicycle 1 0.2% 0.0%
Walk 13 2.9% -13.3%
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 Bonnycastle by zipcode?

Zipcode Population Number of households Median income Average income
40205 24,664 10,476 $99,966 $136,122

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FAQs about Bonnycastle demographics 

What is the total population of Bonnycastle?

Bonnycastle has a total population of 1,098 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 +1.4% compared to a year ago.

What is the gender ratio in Bonnycastle?

The gender ratio in Bonnycastle is as follows:
  • 48.1% males (528 residents)
  • 51.9% females (570 residents)

What is the median age in Bonnycastle?

The median age in Bonnycastle is 42.7.

What is the age distribution of the population in Bonnycastle?

The age distribution in Bonnycastle is as follows:
  • Under 15: 16.4% (180 residents)
  • Ages 15-24: 14% (154 residents)
  • Ages 25-44: 23.2% (255 residents)
  • Ages 45-64: 25.6% (281 residents)
  • Over 65: 20.8% (229 residents)

What is the racial and ethnic makeup of Bonnycastle?

The racial and ethnic makeup of Bonnycastle is as follows:
  • White: 90.2% (989 residents)
  • Black or African American: 3.1% (34 residents)
  • American Indian and Alaska Native: 0% (0 residents)
  • Asian: 0.6% (6 residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 5.6% (62 residents)
  • Other: 0.6% (6 residents)

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

U.S.-born citizens represent 95.7% of the population in Bonnycastle.

How many housing units are there in Bonnycastle?

There are 495 housing units in Bonnycastle, reflecting a +0.8% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Bonnycastle has a total of 466 households, with an average of 2 people in each.

What is the median household income in Bonnycastle?

Bonnycastle has a median household income of $99,966, representing a +1.0% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Bonnycastle?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 90.8% (521 residents)
  • Blue-collar workers: 9.2% (53 residents)

Places of employment:
  • Self-employed: 12% (69 residents)
  • Private companies: 60.4% (347 residents)
  • Governmental workers: 11.8% (68 residents)
  • Not-for-profit companies: 15.8% (91 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