Millsboro, DE demographics:
population, income, and more

Total population
7,424
3.8% year-over-year change
Median household income
$78,707/yr
1.2% year-over-year change
Housing units
3,554
10.3% year-over-year change

Millsboro population

How many people live in Millsboro

Millsboro is home to 7,424 residents, according to the most recent Census data. Gender-wise, 43.8% of Millsboro locals are male, and 56.2% are female.

Total population
7,424
3.8% year-over-year change
Gender ratio
Male
43.8%
3,254
Female
56.2%
4,170
Value Percent YoY change
Male 3,254 43.8% 4.2%
Female 4,170 56.2% 3.5%
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 Millsboro is 40, with the population distributed as follows: about 17.4% are children under 15, then 8% are in the 15 to 24 age group. Adults between 25 and 44 make up 32.5% of the population, while another 17.2% fall into the 45 to 64 bracket. Finally, around 24.9% are 65 or older.

Median age
39.5
Age breakdown
Under 15
17.4%
15 to 24
8%
25 to 44
32.5%
45 to 64
17.2%
Over 65
24.9%
Value Percent YoY change
Under 15 1,291 17.4% -11.8%
15 to 24 593 8% 10.8%
25 to 44 2,412 32.5% 27.1%
45 to 64 1,278 17.2% -10.9%
Over 65 1,850 24.9% 1.6%
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

In Millsboro, 86.9% of the population are US-born citizens, while 8% have gained naturalized citizenship. At the same time, 5.1% of residents are non-citizens. As for race, 62.4% of locals are Caucasian, 16.8% are African American and 3.6% have Asian roots. There’s also a share of 8.7% that includes residents with two or more races.

Citizenship
U.S.-born citizens
86.9%
Non-U.S.-born citizens
8%
Non-citizens
5.1%
Value Percent YoY change
U.S.-born citizens 6,454 86.9% 0.4%
Non-U.S.-born citizens 590 8% 26.1%
Non-citizens 380 5.1% 48.4%
Racial breakdown
White
62.4%
Black or African American
16.8%
American Indian and Alaska Native
1.2%
Asian
3.6%
Native Hawaiian and other Pacific Islander
0%
Two or more races
8.7%
Other
7.2%
Value Percent
White 4,636 62.4%
Black or African American 1,244 16.8%
American Indian and Alaska Native 92 1.2%
Asian 270 3.6%
Two or more races 648 8.7%
Other 534 7.2%

Households in Millsboro

A peek inside Millsboro households

Millsboro has 3,276 households, with an average of 2 members in each. Of these, 58.3% are families, while the remaining 41.7% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
3,276
11.9% year-over-year change
Average people per household
2
Non-family households
1,366
Family households
1,910
Value Percent YoY change
Non-family households 1,366 41.7% 35.6%
Family households 1,910 58.3% -0.5%
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 Millsboro

The housing landscape of Millsboro

Millsboro's housing consists of 3,554 units, with 32% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 38.2% 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 5.4% of the housing landscape.

Housing units
3,554
10.3% year-over-year change
Housing types
Value Percent
1 unit, detached 1,137 32%
1 unit, attached 1,357 38.2%
2 units 48 1.4%
3 or 4 units 63 1.8%
5 to 9 units 435 12.2%
10 to 19 units 146 4.1%
20 to 49 units 156 4.4%
50 or more units 21 0.6%
Mobile home 191 5.4%
Homes built since 2020
625
388.3% year-over-year change

The age of buildings in Millsboro

In Millsboro, the median construction year is 2012. About 1.4% of homes were built before the 1940s, with another 2.3% going up by 1949. Most development happened in the second half of the 20th century. Then, 17.4% of homes were added from 2000 to 2009, 38.9% between 2010 and 2019, and 17.6% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 51 1.4% -52.8%
Built between 1940 and 1949 82 2.3% N/A
Built between 1950 and 1959 20 0.6% -63.6%
Built between 1960 and 1969 113 3.2% 413.6%
Built between 1970 and 1979 156 4.4% 40.5%
Built between 1980 and 1989 201 5.7% -33.0%
Built between 1990 and 1999 305 8.6% 16.4%
Built between 2000 and 2009 618 17.4% -14.5%
Built between 2010 and 2019 1,383 38.9% -8.6%
Built in 2020 or later 625 17.6% 388.3%
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.

Millsboro occupancy rates

Out of the 3,276 occupied housing units in Millsboro, 67.8% are owner-occupied, while 32.2% are lived in by tenants. Meanwhile, 7.8% of all homes on the local market sit vacant.

Occupied housing units
3,276
11.9% year-over-year change
Occupancy breakdown
Renter occupied
1,056
Owner occupied
2,220
Value Percent YoY
change
Renter occupied 1,056 32.2% 12.5%
Owner occupied 2,220 67.8% 11.7%
Unoccupied housing units
7.8%
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.

Millsboro housing costs

Housing costs in Millsboro come to a median of $1,325 per month, while tenants specifically pay a median gross rent of $1,277.

Median housing costs per month
$1,325/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 Millsboro
$1,277/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 Millsboro

Millsboro education at a glance

About 34.3% of the population in Millsboro went to high school, while 25% pursued college studies. Another 5.4% earned an associate degree and 21.3% hold a bachelor’s. Meanwhile, 11.5% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 149 2.5% -24.8%
High school diploma 2,036 34.3% 45.0%
College diploma 1,483 25% 6.7%
Associate degree 321 5.4% -31.3%
Bachelor's degree 1,264 21.3% 19.5%
Graduate degree 680 11.5% -21.5%
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 Millsboro

How much people earn in Millsboro

The average annual household income in Millsboro was $87,642 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +1.4% change from the previous year. At the same time, the median income stood at $78,707, reflecting a +1.2% shift over the same period.

Average household income in Millsboro
$87,642/year
1.4% year-over-year change
Median household income in Millsboro
$78,707/year
1.2% year-over-year change

Millsboro income by age

In Millsboro, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $78,236. Those with someone between 45 and 64 in charge, often well established professionally, earn $105,816 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $38,355, while those led by someone over 65, many of whom may be retired, have about $66,821 in earnings. Overall, 91.7% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $38,355 N/A
25 - 44 $78,236 5.7%
45 - 64 $105,816 3.0%
Over 65 $66,821 2.9%
Above poverty level
6,592
Below poverty level
599
Value Percent YoY
change
Above poverty level 6,592 91.7% 5.7%
Below poverty level 599 8.3% -9.5%

Average renter income in Millsboro

To get a better sense of what renters earn on average in Millsboro, their median household income was $38,724 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 39.6%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$38,724
Rent-to-income ratio
39.6%
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 Millsboro

Workforce and job types in Millsboro

The job market in Millsboro is powered by 3,518 working residents, spread across a range of industries and roles. 92% of the working population are employed in professional or administrative positions, while 8% are in hands-on or service-based jobs. Also, 7.6% run their own businesses, 56.6% are employed by private companies, and 19.1% work in the public sector.

Workforce demographics

Working population
3,518
9.8% year-over-year change
White collar
3,238
Blue collar
280
Value Percent YoY change
White collar 3,238 92% 9.2%
Blue collar 280 8% 17.6%
Employer type
Self employees
7.6%
Private companies
56.6%
Governmental workers
19.1%
Not for profit companies
16.7%
Value Percent YoY change
Self employees 266 7.6% 42.2%
Private companies 1,992 56.6% 14.9%
Governmental workers 673 19.1% -11.1%
Not for profit companies 587 16.7% 11.4%
Unemployment rate
2.9%
13.0% year-over-year change

Available workforce

The unemployment rate in Millsboro stands at 2.9%, 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 Millsboro

How people get around in Millsboro

Commuting methods vary: 82.3% of residents travel by personal vehicle and 1.3% 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 2,859 82.3% 8.4%
Bus or trolleybus 55 1.6% N/A
Subway or elevated 3 0.1% N/A
Bicycle 1 0% 0.0%
Walk 45 1.3% -11.8%
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 Millsboro by zipcode?

Zipcode Population Number of households Median income Average income
19966 35,884 15,435 $78,305 $96,400

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FAQs about Millsboro demographics 

What is the total population of Millsboro?

Millsboro has a total population of 7,424 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 +3.8% compared to a year ago.

What is the gender ratio in Millsboro?

The gender ratio in Millsboro is as follows:
  • 43.8% males (3,254 residents)
  • 56.2% females (4,170 residents)

What is the median age in Millsboro?

The median age in Millsboro is 39.5.

What is the age distribution of the population in Millsboro?

The age distribution in Millsboro is as follows:
  • Under 15: 17.4% (1,291 residents)
  • Ages 15-24: 8% (593 residents)
  • Ages 25-44: 32.5% (2,412 residents)
  • Ages 45-64: 17.2% (1,278 residents)
  • Over 65: 24.9% (1,850 residents)

What is the racial and ethnic makeup of Millsboro?

The racial and ethnic makeup of Millsboro is as follows:
  • White: 62.4% (4,636 residents)
  • Black or African American: 16.8% (1,244 residents)
  • American Indian and Alaska Native: 1.2% (92 residents)
  • Asian: 3.6% (270 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 8.7% (648 residents)
  • Other: 7.2% (534 residents)

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

U.S.-born citizens represent 86.9% of the population in Millsboro.

How many housing units are there in Millsboro?

There are 3,554 housing units in Millsboro, reflecting a +10.3% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Millsboro has a total of 3,276 households, with an average of 2 people in each.

What is the median household income in Millsboro?

Millsboro has a median household income of $78,707, representing a +1.2% shift from the previous year, according to the U.S. Census Bureau.

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

The employment rate is 97.1% in Millsboro, with a workforce of 3,518 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 92% (3,238 residents)
  • Blue-collar workers: 8% (280 residents)

Places of employment:
  • Self-employed: 7.6% (266 residents)
  • Private companies: 56.6% (1,992 residents)
  • Governmental workers: 19.1% (673 residents)
  • Not-for-profit companies: 16.7% (587 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