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

Total population
3,808
1.8% year-over-year change
Median household income
$55,808/yr
-1.2% year-over-year change
Housing units
1,746
0.3% year-over-year change

Knopp population

How many people live in Knopp

Knopp is home to 3,808 residents, according to the most recent Census data. Gender-wise, 48.8% of Knopp locals are male, and 51.2% are female.

Total population
3,808
1.8% year-over-year change
Gender ratio
Male
48.8%
1,857
Female
51.2%
1,951
Value Percent YoY change
Male 1,857 48.8% -0.6%
Female 1,951 51.2% 4.0%
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 Knopp is 37, with the population distributed as follows: about 19.7% are children under 15, then 11.7% are in the 15 to 24 age group. Adults between 25 and 44 make up 28% of the population, while another 26% fall into the 45 to 64 bracket. Finally, around 14.6% are 65 or older.

Median age
37
Age breakdown
Under 15
19.7%
15 to 24
11.7%
25 to 44
28%
45 to 64
26%
Over 65
14.6%
Value Percent YoY change
Under 15 750 19.7% 4.8%
15 to 24 444 11.7% -0.2%
25 to 44 1,067 28% 0.5%
45 to 64 991 26% 1.5%
Over 65 555 14.6% 2.2%
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 Knopp, 82.3% of the population are US-born citizens, while 6.6% have gained naturalized citizenship. At the same time, 11.2% of residents are non-citizens. As for race, 54.1% of locals are Caucasian, 22.3% are African American and 1.2% have Asian roots. Another 0.3% are Indigenous American, 0.1% are Pacific Islanders, while 4.4% identify as another race. There’s also a share of 17.6% that includes residents with two or more races.

Citizenship
U.S.-born citizens
82.3%
Non-U.S.-born citizens
6.6%
Non-citizens
11.2%
Value Percent YoY change
U.S.-born citizens 3,133 82.3% 0.9%
Non-U.S.-born citizens 250 6.6% -4.9%
Non-citizens 425 11.2% 13.3%
Racial breakdown
White
54.1%
Black or African American
22.3%
American Indian and Alaska Native
0.3%
Asian
1.2%
Native Hawaiian and other Pacific Islander
0.1%
Two or more races
17.6%
Other
4.4%
Value Percent
White 2,062 54.1%
Black or African American 850 22.3%
American Indian and Alaska Native 12 0.3%
Asian 45 1.2%
Native Hawaiian and other Pacific Islander 3 0.1%
Two or more races 670 17.6%
Other 167 4.4%

Households in Knopp

A peek inside Knopp households

Knopp has 1,662 households, with an average of 2 members in each. Of these, 55.4% are families, while the remaining 44.6% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
1,662
1.1% year-over-year change
Average people per household
2
Non-family households
741
Family households
921
Value Percent YoY change
Non-family households 741 44.6% 0.1%
Family households 921 55.4% 1.9%
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 Knopp

The housing landscape of Knopp

Knopp's housing consists of 1,746 units, with 67% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 2.5% 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 2.7% of the housing landscape.

Housing units
1,746
0.3% year-over-year change
Housing types
Value Percent
1 unit, detached 1,170 67%
1 unit, attached 44 2.5%
2 units 34 2%
3 or 4 units 108 6.2%
5 to 9 units 139 8%
10 to 19 units 116 6.6%
20 to 49 units 59 3.4%
50 or more units 28 1.6%
Mobile home 47 2.7%
Boat, RV, van, etc. 1 0.1%
Homes built since 2020
12
200.0% year-over-year change

The age of buildings in Knopp

In Knopp, the median construction year is 1964. About 10.3% of homes were built before the 1940s, with another 11.7% going up by 1949. Most development happened in the second half of the 20th century. Then, 4.6% of homes were added from 2000 to 2009, 4% between 2010 and 2019, and 0.7% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 180 10.3% -7.2%
Built between 1940 and 1949 204 11.7% 4.6%
Built between 1950 and 1959 456 26.1% 2.2%
Built between 1960 and 1969 306 17.5% -2.2%
Built between 1970 and 1979 254 14.6% -2.3%
Built between 1980 and 1989 108 6.2% 10.2%
Built between 1990 and 1999 76 4.4% -9.5%
Built between 2000 and 2009 81 4.6% 5.2%
Built between 2010 and 2019 69 4% -2.8%
Built in 2020 or later 12 0.7% 200.0%
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.

Knopp occupancy rates

Out of the 1,662 occupied housing units in Knopp, 61.1% are owner-occupied, while 39% are lived in by tenants. Meanwhile, 4.8% of all homes on the local market sit vacant.

Occupied housing units
1,662
1.1% year-over-year change
Occupancy breakdown
Renter occupied
648
Owner occupied
1,015
Value Percent YoY
change
Renter occupied 648 39% -1.1%
Owner occupied 1,015 61.1% 2.6%
Unoccupied housing units
4.8%
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.

Knopp housing costs

Housing costs in Knopp come to a median of $1,007 per month, while tenants specifically pay a median gross rent of $984.

Median housing costs per month
$1,007/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 Knopp
$984/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 Knopp

Knopp education at a glance

About 41.4% of the population in Knopp went to high school, while 23% pursued college studies. Another 9.4% earned an associate degree and 14.2% hold a bachelor’s. Meanwhile, 8.3% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 105 3.6% 19.3%
High school diploma 1,200 41.4% 1.6%
College diploma 668 23% -3.9%
Associate degree 274 9.4% -3.9%
Bachelor's degree 412 14.2% 3.3%
Graduate degree 241 8.3% 7.1%
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 Knopp

How much people earn in Knopp

The average annual household income in Knopp was $77,353 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +2.9% change from the previous year. At the same time, the median income stood at $55,808, reflecting a -1.2% shift over the same period.

Average household income in Knopp
$77,353/year
2.9% year-over-year change
Median household income in Knopp
$55,808/year
-1.2% year-over-year change

Knopp income by age

In Knopp, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $71,312. Those with someone between 45 and 64 in charge, often well established professionally, earn $60,954 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $32,556, while those led by someone over 65, many of whom may be retired, have about $47,737 in earnings. Overall, 82.9% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $32,556 7.7%
25 - 44 $71,312 3.8%
45 - 64 $60,954 -2.4%
Over 65 $47,737 4.1%
Above poverty level
3,078
Below poverty level
636
Value Percent YoY
change
Above poverty level 3,078 82.9% 0.1%
Below poverty level 636 17.1% 8.0%

Employment in Knopp

Workforce and job types in Knopp

63.2% of the working population are employed in professional or administrative positions, while 36.8% are in hands-on or service-based jobs. Also, 8.3% run their own businesses, 74.8% are employed by private companies, and 8.8% work in the public sector.

Workforce demographics

White collar
1,205
Blue collar
701
Value Percent YoY change
White collar 1,205 63.2% -1.9%
Blue collar 701 36.8% -2.9%
Employer type
Self employees
8.3%
Private companies
74.8%
Governmental workers
8.8%
Not for profit companies
8.1%
Value Percent YoY change
Self employees 159 8.3% 0.6%
Private companies 1,425 74.8% -2.5%
Governmental workers 168 8.8% -8.2%
Not for profit companies 154 8.1% 3.4%

Transportation in Knopp

How people get around in Knopp

In Knopp, the average commute time is 4 minutes. Commuting methods vary: 96.8% 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.

Commute time
4 min
33.3% year-over-year change
Means of transportation
Value Percent YoY change
Car 1,614 96.8% -4.8%
Taxicab 3 0.2% 50.0%
Bus or trolleybus 26 1.6% 13.0%
Bicycle 1 0.1% N/A
Walk 23 1.4% -36.1%
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 Knopp by zipcode?

Zipcode Population Number of households Median income Average income
40213 16,054 7,320 $55,897 $80,375
40219 39,909 16,186 $55,720 $66,962

Explore more communities

FAQs about Knopp demographics 

What is the total population of Knopp?

Knopp has a total population of 3,808 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 +1.8% compared to a year ago.

What is the gender ratio in Knopp?

The gender ratio in Knopp is as follows:
  • 48.8% males (1,857 residents)
  • 51.2% females (1,951 residents)

What is the median age in Knopp?

The median age in Knopp is 37.

What is the age distribution of the population in Knopp?

The age distribution in Knopp is as follows:
  • Under 15: 19.7% (750 residents)
  • Ages 15-24: 11.7% (444 residents)
  • Ages 25-44: 28% (1,067 residents)
  • Ages 45-64: 26% (991 residents)
  • Over 65: 14.6% (555 residents)

What is the racial and ethnic makeup of Knopp?

The racial and ethnic makeup of Knopp is as follows:
  • White: 54.1% (2,062 residents)
  • Black or African American: 22.3% (850 residents)
  • American Indian and Alaska Native: 0.3% (12 residents)
  • Asian: 1.2% (45 residents)
  • Native Hawaiian and Other Pacific Islander: 0.1% (3 residents)
  • Two or More Races: 17.6% (670 residents)
  • Other: 4.4% (167 residents)

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

U.S.-born citizens represent 82.3% of the population in Knopp.

How many housing units are there in Knopp?

There are 1,746 housing units in Knopp, reflecting a +0.3% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Knopp has a total of 1,662 households, with an average of 2 people in each.

What is the median household income in Knopp?

Knopp has a median household income of $55,808, representing a -1.2% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Knopp?

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

Job types:
  • White-collar workers: 63.2% (1,205 residents)
  • Blue-collar workers: 36.8% (701 residents)

Places of employment:
  • Self-employed: 8.3% (159 residents)
  • Private companies: 74.8% (1,425 residents)
  • Governmental workers: 8.8% (168 residents)
  • Not-for-profit companies: 8.1% (154 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