Oldenburg, Franklin County, IN demographics:
population, income, and more

Total population
770
3.2% year-over-year change
Median household income
$79,583/yr
2.4% year-over-year change
Housing units
231
-0.9% year-over-year change

Oldenburg population

How many people live in Oldenburg

Oldenburg is home to 770 residents, according to the most recent Census data. Gender-wise, 41.4% of Oldenburg locals are male, and 58.6% are female.

Total population
770
3.2% year-over-year change
Gender ratio
Male
41.4%
319
Female
58.6%
451
Value Percent YoY change
Male 319 41.4% 5.6%
Female 451 58.6% 1.6%
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 Oldenburg is 40, with the population distributed as follows: about 21.4% are children under 15, then 10.4% are in the 15 to 24 age group. Adults between 25 and 44 make up 22.5% of the population, while another 13.9% fall into the 45 to 64 bracket. Finally, around 31.8% are 65 or older.

Median age
39.8
Age breakdown
Under 15
21.4%
15 to 24
10.4%
25 to 44
22.5%
45 to 64
13.9%
Over 65
31.8%
Value Percent YoY change
Under 15 165 21.4% 13.8%
15 to 24 80 10.4% -25.2%
25 to 44 173 22.5% -2.3%
45 to 64 107 13.9% 23.0%
Over 65 245 31.8% 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 Oldenburg, 99.2% of the population are US-born citizens, while 0.8% have gained naturalized citizenship. There’s also a share of 1.6% that includes residents with two or more races.

Citizenship
U.S.-born citizens
99.2%
Non-U.S.-born citizens
0.8%
Non-citizens
0%
Value Percent YoY change
U.S.-born citizens 764 99.2% 3.2%
Non-U.S.-born citizens 6 0.8% 0.0%
Racial breakdown
White
98.4%
Black or African American
0%
American Indian and Alaska Native
0%
Asian
0%
Native Hawaiian and other Pacific Islander
0%
Two or more races
1.6%
Other
0%
Value Percent
White 758 98.4%
Two or more races 12 1.6%

Households in Oldenburg

A peek inside Oldenburg households

Oldenburg has 219 households, with an average of 3 members in each. Of these, 67.1% are families, while the remaining 32.9% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
219
2.3% year-over-year change
Average people per household
3
Non-family households
72
Family households
147
Value Percent YoY change
Non-family households 72 32.9% -15.3%
Family households 147 67.1% 13.9%
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 Oldenburg

The housing landscape of Oldenburg

Oldenburg's housing consists of 231 units, with 78.8% 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 0.4% of the housing landscape.

Housing units
231
-0.9% year-over-year change
Housing types
Value Percent
1 unit, detached 182 78.8%
2 units 10 4.3%
3 or 4 units 8 3.5%
5 to 9 units 7 3%
20 to 49 units 23 10%
Mobile home 1 0.4%
Homes built since 2020
0
% year-over-year change

The age of buildings in Oldenburg

In Oldenburg, the median construction year is 1964. About 32% of homes were built before the 1940s, with another 6.9% 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 74 32% -8.6%
Built between 1940 and 1949 16 6.9% -27.3%
Built between 1950 and 1959 17 7.4% -5.6%
Built between 1960 and 1969 20 8.7% 17.6%
Built between 1970 and 1979 37 16% 23.3%
Built between 1980 and 1989 15 6.5% 0.0%
Built between 1990 and 1999 14 6.1% 27.3%
Built between 2000 and 2009 13 5.6% 18.2%
Built between 2010 and 2019 25 10.8% -10.7%
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.

Oldenburg occupancy rates

Out of the 219 occupied housing units in Oldenburg, 70.8% are owner-occupied, while 29.2% are lived in by tenants. Meanwhile, 5.2% of all homes on the local market sit vacant.

Occupied housing units
219
2.3% year-over-year change
Occupancy breakdown
Renter occupied
64
Owner occupied
155
Value Percent YoY
change
Renter occupied 64 29.2% 3.2%
Owner occupied 155 70.8% 2.0%
Unoccupied housing units
5.2%
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.

Oldenburg housing costs

Housing costs in Oldenburg come to a median of $863 per month, while tenants specifically pay a median gross rent of $681.

Median housing costs per month
$863/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 Oldenburg
$681/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 Oldenburg

Oldenburg education at a glance

About 29.8% of the population in Oldenburg went to high school, while 10.1% pursued college studies. Another 7.9% earned an associate degree and 22.9% hold a bachelor’s. Meanwhile, 27.1% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 12 2.2% -7.7%
High school diploma 165 29.8% 18.7%
College diploma 56 10.1% -30.0%
Associate degree 44 7.9% 7.3%
Bachelor's degree 127 22.9% 7.6%
Graduate degree 150 27.1% 4.2%
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 Oldenburg

How much people earn in Oldenburg

The average annual household income in Oldenburg was $111,891 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +3.3% change from the previous year. At the same time, the median income stood at $79,583, reflecting a +2.4% shift over the same period.

Average household income in Oldenburg
$111,891/year
3.3% year-over-year change
Median household income in Oldenburg
$79,583/year
2.4% year-over-year change

Oldenburg income by age

In Oldenburg, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $116,250. Those with someone between 45 and 64 in charge, often well established professionally, earn $81,250 overall. Overall, 81.4% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $116,250 13.1%
45 - 64 $81,250 3.5%
Over 65 $53,125 7.9%
Above poverty level
624
Below poverty level
143
Value Percent YoY
change
Above poverty level 624 81.4% 6.7%
Below poverty level 143 18.6% -9.5%

Average renter income in Oldenburg

To get a better sense of what renters earn on average in Oldenburg, their median household income was $18,125 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 45.1%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$18,125
Rent-to-income ratio
45.1%
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 Oldenburg

Workforce and job types in Oldenburg

The job market in Oldenburg is powered by 330 working residents, spread across a range of industries and roles. 81.5% of the working population are employed in professional or administrative positions, while 18.5% are in hands-on or service-based jobs. Also, 3.3% run their own businesses, 61.2% are employed by private companies, and 8.8% work in the public sector.

Workforce demographics

Working population
330
-5.2% year-over-year change
White collar
269
Blue collar
61
Value Percent YoY change
White collar 269 81.5% -4.3%
Blue collar 61 18.5% -9.0%
Employer type
Self employees
3.3%
Private companies
61.2%
Governmental workers
8.8%
Not for profit companies
26.7%
Value Percent YoY change
Self employees 11 3.3% -31.2%
Private companies 202 61.2% -8.2%
Governmental workers 29 8.8% 0.0%
Not for profit companies 88 26.7% 6.0%
Unemployment rate
0.9%
0.0% year-over-year change

Available workforce

The unemployment rate in Oldenburg stands at 0.9%, 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 Oldenburg

How people get around in Oldenburg

Commuting methods vary: 82% of residents travel by personal vehicle and 3.7% 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 269 82% -7.2%
Walk 12 3.7% 0.0%
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 Oldenburg by zipcode?

Zipcode Population Number of households Median income Average income
47036 1,173 346 $98,300 $145,752

Explore more communities

FAQs about Oldenburg demographics 

What is the total population of Oldenburg?

Oldenburg has a total population of 770 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 +3.2% compared to a year ago.

What is the gender ratio in Oldenburg?

The gender ratio in Oldenburg is as follows:
  • 41.4% males (319 residents)
  • 58.6% females (451 residents)

What is the median age in Oldenburg?

The median age in Oldenburg is 39.8.

What is the age distribution of the population in Oldenburg?

The age distribution in Oldenburg is as follows:
  • Under 15: 21.4% (165 residents)
  • Ages 15-24: 10.4% (80 residents)
  • Ages 25-44: 22.5% (173 residents)
  • Ages 45-64: 13.9% (107 residents)
  • Over 65: 31.8% (245 residents)

What is the racial and ethnic makeup of Oldenburg?

The racial and ethnic makeup of Oldenburg is as follows:
  • White: 98.4% (758 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: 1.6% (12 residents)
  • Other: 0% (0 residents)

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

U.S.-born citizens represent 99.2% of the population in Oldenburg.

How many housing units are there in Oldenburg?

There are 231 housing units in Oldenburg, reflecting a -0.9% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Oldenburg has a total of 219 households, with an average of 3 people in each.

What is the median household income in Oldenburg?

Oldenburg has a median household income of $79,583, representing a +2.4% shift from the previous year, according to the U.S. Census Bureau.

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

The employment rate is 99.1% in Oldenburg, with a workforce of 330 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 81.5% (269 residents)
  • Blue-collar workers: 18.5% (61 residents)

Places of employment:
  • Self-employed: 3.3% (11 residents)
  • Private companies: 61.2% (202 residents)
  • Governmental workers: 8.8% (29 residents)
  • Not-for-profit companies: 26.7% (88 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