Petersburg, KY demographics:
population, income, and more

Total population
771
44.9% year-over-year change
Median household income
$101,389/yr
-18.0% year-over-year change
Housing units
226
15.9% year-over-year change

Petersburg population

How many people live in Petersburg

Petersburg is home to 771 residents, according to the most recent Census data. Gender-wise, 47.9% of Petersburg locals are male, and 52.1% are female.

Total population
771
44.9% year-over-year change
Gender ratio
Male
47.9%
369
Female
52.1%
402
Value Percent YoY change
Male 369 47.9% 30.4%
Female 402 52.1% 61.5%
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 Petersburg is 33, with the population distributed as follows: about 26.3% are children under 15, then 10.1% are in the 15 to 24 age group. Adults between 25 and 44 make up 45.1% of the population, while another 6.5% fall into the 45 to 64 bracket. Finally, around 11.9% are 65 or older.

Median age
33.4
Age breakdown
Under 15
26.3%
15 to 24
10.1%
25 to 44
45.1%
45 to 64
6.5%
Over 65
11.9%
Value Percent YoY change
Under 15 203 26.3% 23.8%
15 to 24 78 10.1% 16.4%
25 to 44 348 45.1% 37.5%
45 to 64 50 6.5% 150.0%
Over 65 92 11.9% 228.6%
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

There’s also a share of 7.8% that includes residents with two or more races.

Citizenship
U.S.-born citizens
100%
Non-U.S.-born citizens
0%
Non-citizens
0%
Value Percent YoY change
U.S.-born citizens 771 100% 44.9%
Racial breakdown
White
92.2%
Black or African American
0%
American Indian and Alaska Native
0%
Asian
0%
Native Hawaiian and other Pacific Islander
0%
Two or more races
7.8%
Other
0%
Value Percent
White 711 92.2%
Two or more races 60 7.8%

Households in Petersburg

A peek inside Petersburg households

Petersburg has 188 households, with an average of 4 members in each. Of these, 92.6% are families, while the remaining 7.4% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
188
26.2% year-over-year change
Average people per household
4
Non-family households
14
Family households
174
Value Percent YoY change
Non-family households 14 7.4% N/A
Family households 174 92.6% 16.8%
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 Petersburg

The housing landscape of Petersburg

Petersburg's housing consists of 226 units, with 83.2% being detached single-family homes ideal for those wanting space. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 16.8% of the housing landscape.

Housing units
226
15.9% year-over-year change
Housing types
Value Percent
1 unit, detached 188 83.2%
Mobile home 38 16.8%
Homes built since 2020
0
% year-over-year change

The age of buildings in Petersburg

In Petersburg, the median construction year is 1938. About 53.1% of homes were built before the 1940s, with another 4% going up by 1949. Most development happened in the second half of the 20th century.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 120 53.1% 44.6%
Built between 1940 and 1949 9 4% N/A
Built between 1980 and 1989 91 40.3% 13.8%
Built between 2010 and 2019 6 2.6% -71.4%
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.

Petersburg occupancy rates

Out of the 188 occupied housing units in Petersburg, 96.3% are owner-occupied, while 3.7% are lived in by tenants. Meanwhile, 16.8% of all homes on the local market sit vacant.

Occupied housing units
188
26.2% year-over-year change
Occupancy breakdown
Renter occupied
7
Owner occupied
181
Value Percent YoY
change
Renter occupied 7 3.7% N/A
Owner occupied 181 96.3% 21.5%
Unoccupied housing units
16.8%
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.

Petersburg housing costs

Median housing costs per month
$1,139/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.

Education in Petersburg

Petersburg education at a glance

About 26.5% of the population in Petersburg went to high school, while 32.6% pursued college studies. Another earned an associate degree and 33.9% hold a bachelor’s. Meanwhile, 6.9% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
High school diploma 130 26.5% 766.7%
College diploma 160 32.6% 35.6%
Bachelor's degree 166 33.9% 8.5%
Graduate degree 34 6.9% 21.4%
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 Petersburg

How much people earn in Petersburg

The average annual household income in Petersburg was $112,375 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -11.6% change from the previous year. At the same time, the median income stood at $101,389, reflecting a -18% shift over the same period.

Average household income in Petersburg
$112,375/year
-11.6% year-over-year change
Median household income in Petersburg
$101,389/year
-18.0% year-over-year change

Petersburg income by age

In Petersburg, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $102,292. Overall, 96.4% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $102,292 -17.4%
Over 65 $56,339 N/A
Above poverty level
686
Below poverty level
26
Value Percent YoY
change
Above poverty level 686 96.4% 28.9%
Below poverty level 26 3.6% N/A

Employment in Petersburg

Workforce and job types in Petersburg

The job market in Petersburg is powered by 406 working residents, spread across a range of industries and roles. 95.6% of the working population are employed in professional or administrative positions, while 4.4% are in hands-on or service-based jobs. Also, 4.4% run their own businesses, 64.3% are employed by private companies, and 31.3% work in the public sector.

Workforce demographics

Working population
406
33.5% year-over-year change
White collar
388
Blue collar
18
Value Percent YoY change
White collar 388 95.6% 33.8%
Blue collar 18 4.4% 28.6%
Employer type
Self employees
4.4%
Private companies
64.3%
Governmental workers
31.3%
Not for profit companies
0%
Value Percent YoY change
Self employees 18 4.4% 28.6%
Private companies 261 64.3% 14.5%
Governmental workers 127 31.3% 202.4%

Transportation in Petersburg

How people get around in Petersburg

Means of transportation
Value Percent YoY change
Car 399 100% 37.6%
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 Petersburg by zipcode?

Zipcode Population Number of households Median income Average income
41080 1,819 628 $120,833 $144,119

Explore more communities

FAQs about Petersburg demographics 

What is the total population of Petersburg?

Petersburg has a total population of 771 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 +44.9% compared to a year ago.

What is the gender ratio in Petersburg?

The gender ratio in Petersburg is as follows:
  • 47.9% males (369 residents)
  • 52.1% females (402 residents)

What is the median age in Petersburg?

The median age in Petersburg is 33.4.

What is the age distribution of the population in Petersburg?

The age distribution in Petersburg is as follows:
  • Under 15: 26.3% (203 residents)
  • Ages 15-24: 10.1% (78 residents)
  • Ages 25-44: 45.1% (348 residents)
  • Ages 45-64: 6.5% (50 residents)
  • Over 65: 11.9% (92 residents)

What is the racial and ethnic makeup of Petersburg?

The racial and ethnic makeup of Petersburg is as follows:
  • White: 92.2% (711 residents)
  • Black or African American: 0% (0 residents)
  • American Indian and Alaska Native: 0% (0 residents)
  • Asian: 0% (0 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 7.8% (60 residents)
  • Other: 0% (0 residents)

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

U.S.-born citizens represent 100% of the population in Petersburg.

How many housing units are there in Petersburg?

There are 226 housing units in Petersburg, reflecting a +15.9% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Petersburg has a total of 188 households, with an average of 4 people in each.

What is the median household income in Petersburg?

Petersburg has a median household income of $101,389, representing a -18.0% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Petersburg?

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

Job types:
  • White-collar workers: 95.6% (388 residents)
  • Blue-collar workers: 4.4% (18 residents)

Places of employment:
  • Self-employed: 4.4% (18 residents)
  • Private companies: 64.3% (261 residents)
  • Governmental workers: 31.3% (127 residents)
  • Not-for-profit companies: 0% (0 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