Cross Keys, Millsboro, DE demographics:
population, income, and more

Total population
529
2.7% year-over-year change
Median household income
$78,305/yr
3.8% year-over-year change
Housing units
293
1.0% year-over-year change

Cross Keys population

How many people live in Cross Keys

Cross Keys is home to 529 residents, according to the most recent Census data. Gender-wise, 45.2% of Cross Keys locals are male, and 54.8% are female.

Total population
529
2.7% year-over-year change
Gender ratio
Male
45.2%
239
Female
54.8%
290
Value Percent YoY change
Male 239 45.2% 0.4%
Female 290 54.8% 4.7%
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 Cross Keys is 54, with the population distributed as follows: about 14.2% are children under 15, then 9.5% are in the 15 to 24 age group. Adults between 25 and 44 make up 18.9% of the population, while another 24.4% fall into the 45 to 64 bracket. Finally, around 33% are 65 or older.

Median age
53.9
Age breakdown
Under 15
14.2%
15 to 24
9.5%
25 to 44
18.9%
45 to 64
24.4%
Over 65
33%
Value Percent YoY change
Under 15 75 14.2% 2.7%
15 to 24 50 9.5% -5.7%
25 to 44 100 18.9% 9.9%
45 to 64 129 24.4% -4.4%
Over 65 174 33% 6.8%
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 Cross Keys, 90.7% of the population are US-born citizens, while 4.4% have gained naturalized citizenship. At the same time, 4.9% of residents are non-citizens. As for race, 72.6% of locals are Caucasian, 7.9% are African American and 1.7% have Asian roots. There’s also a share of 8.3% that includes residents with two or more races.

Citizenship
U.S.-born citizens
90.7%
Non-U.S.-born citizens
4.4%
Non-citizens
4.9%
Value Percent YoY change
U.S.-born citizens 480 90.7% 2.1%
Non-U.S.-born citizens 23 4.4% 15.0%
Non-citizens 26 4.9% 4.0%
Racial breakdown
White
72.6%
Black or African American
7.9%
American Indian and Alaska Native
3%
Asian
1.7%
Native Hawaiian and other Pacific Islander
0%
Two or more races
8.3%
Other
6.4%
Value Percent
White 384 72.6%
Black or African American 42 7.9%
American Indian and Alaska Native 16 3%
Asian 9 1.7%
Two or more races 44 8.3%
Other 34 6.4%

Households in Cross Keys

A peek inside Cross Keys households

Cross Keys has 228 households, with an average of 2 members in each. Of these, 67.5% are families, while the remaining 32.5% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
228
2.2% year-over-year change
Average people per household
2
Non-family households
74
Family households
154
Value Percent YoY change
Non-family households 74 32.5% 1.4%
Family households 154 67.5% 2.0%
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 Cross Keys

The housing landscape of Cross Keys

Cross Keys's housing consists of 293 units, with 49.5% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 12% 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 30.7% of the housing landscape.

Housing units
293
1.0% year-over-year change
Housing types
Value Percent
1 unit, detached 145 49.5%
1 unit, attached 35 12%
2 units 1 0.3%
3 or 4 units 2 0.7%
5 to 9 units 9 3.1%
10 to 19 units 5 1.7%
20 to 49 units 5 1.7%
50 or more units 1 0.3%
Mobile home 90 30.7%
Homes built since 2020
21
90.9% year-over-year change

The age of buildings in Cross Keys

In Cross Keys, the median construction year is 2003. About 0.7% of homes were built before the 1940s, with another 1% going up by 1949. Most development happened in the second half of the 20th century. Then, 27.5% of homes were added from 2000 to 2009, 23% between 2010 and 2019, and 7.1% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 2 0.7% -50.0%
Built between 1940 and 1949 3 1% 50.0%
Built between 1950 and 1959 7 2.4% -22.2%
Built between 1960 and 1969 7 2.4% 0.0%
Built between 1970 and 1979 19 6.4% 0.0%
Built between 1980 and 1989 40 13.6% 0.0%
Built between 1990 and 1999 47 15.9% 11.9%
Built between 2000 and 2009 81 27.5% -10.0%
Built between 2010 and 2019 68 23% 3.0%
Built in 2020 or later 21 7.1% 90.9%
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.

Cross Keys occupancy rates

Out of the 228 occupied housing units in Cross Keys, 82% are owner-occupied, while 17.5% are lived in by tenants. Meanwhile, 22.2% of all homes on the local market sit vacant.

Occupied housing units
228
2.2% year-over-year change
Occupancy breakdown
Renter occupied
40
Owner occupied
187
Value Percent YoY
change
Renter occupied 40 17.5% 2.6%
Owner occupied 187 82% 1.6%
Unoccupied housing units
22.2%
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.

Cross Keys housing costs

Housing costs in Cross Keys come to a median of $1,282 per month, while tenants specifically pay a median gross rent of $1,325.

Median housing costs per month
$1,282/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 Cross Keys
$1,325/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 Cross Keys

Cross Keys education at a glance

About 42.6% of the population in Cross Keys went to high school, while 21.9% pursued college studies. Another 7.7% earned an associate degree and 14.8% hold a bachelor’s. Meanwhile, 9.8% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 14 3.2% -12.5%
High school diploma 187 42.6% 10.7%
College diploma 96 21.9% 5.5%
Associate degree 34 7.7% -10.5%
Bachelor's degree 65 14.8% 3.2%
Graduate degree 43 9.8% -6.5%
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 Cross Keys

How much people earn in Cross Keys

The average annual household income in Cross Keys was $96,400 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +1.2% change from the previous year. At the same time, the median income stood at $78,305, reflecting a +3.8% shift over the same period.

Average household income in Cross Keys
$96,400/year
1.2% year-over-year change
Median household income in Cross Keys
$78,305/year
3.8% year-over-year change

Cross Keys income by age

In Cross Keys, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $81,550. Those with someone between 45 and 64 in charge, often well established professionally, earn $90,285 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $62,656, while those led by someone over 65, many of whom may be retired, have about $69,174 in earnings. Overall, 88.3% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $62,656 9.1%
25 - 44 $81,550 10.8%
45 - 64 $90,285 8.9%
Over 65 $69,174 -7.3%
Above poverty level
460
Below poverty level
61
Value Percent YoY
change
Above poverty level 460 88.3% 3.4%
Below poverty level 61 11.7% 0.0%

Employment in Cross Keys

Workforce and job types in Cross Keys

80.3% of the working population are employed in professional or administrative positions, while 19.7% are in hands-on or service-based jobs. Also, 11.4% run their own businesses, 65.5% are employed by private companies, and 14% work in the public sector.

Workforce demographics

White collar
183
Blue collar
45
Value Percent YoY change
White collar 183 80.3% 0.0%
Blue collar 45 19.7% 0.0%
Employer type
Self employees
11.4%
Private companies
65.5%
Governmental workers
14%
Not for profit companies
9.2%
Value Percent YoY change
Self employees 26 11.4% 8.3%
Private companies 150 65.5% -0.7%
Governmental workers 32 14% -3.0%
Not for profit companies 21 9.2% 5.0%

Transportation in Cross Keys

How people get around in Cross Keys

Commuting methods vary: 96.5% of residents travel by personal vehicle and 1.5% 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 191 96.5% -2.0%
Bus or trolleybus 1 0.5% N/A
Bicycle 3 1.5% 50.0%
Walk 3 1.5% 50.0%
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 Cross Keys 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 Cross Keys demographics 

What is the total population of Cross Keys?

Cross Keys has a total population of 529 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 +2.7% compared to a year ago.

What is the gender ratio in Cross Keys?

The gender ratio in Cross Keys is as follows:
  • 45.2% males (239 residents)
  • 54.8% females (290 residents)

What is the median age in Cross Keys?

The median age in Cross Keys is 53.9.

What is the age distribution of the population in Cross Keys?

The age distribution in Cross Keys is as follows:
  • Under 15: 14.2% (75 residents)
  • Ages 15-24: 9.5% (50 residents)
  • Ages 25-44: 18.9% (100 residents)
  • Ages 45-64: 24.4% (129 residents)
  • Over 65: 33% (174 residents)

What is the racial and ethnic makeup of Cross Keys?

The racial and ethnic makeup of Cross Keys is as follows:
  • White: 72.6% (384 residents)
  • Black or African American: 7.9% (42 residents)
  • American Indian and Alaska Native: 3% (16 residents)
  • Asian: 1.7% (9 residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 8.3% (44 residents)
  • Other: 6.4% (34 residents)

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

U.S.-born citizens represent 90.7% of the population in Cross Keys.

How many housing units are there in Cross Keys?

There are 293 housing units in Cross Keys, reflecting a +1.0% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Cross Keys has a total of 228 households, with an average of 2 people in each.

What is the median household income in Cross Keys?

Cross Keys has a median household income of $78,305, representing a +3.8% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Cross Keys?

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

Job types:
  • White-collar workers: 80.3% (183 residents)
  • Blue-collar workers: 19.7% (45 residents)

Places of employment:
  • Self-employed: 11.4% (26 residents)
  • Private companies: 65.5% (150 residents)
  • Governmental workers: 14% (32 residents)
  • Not-for-profit companies: 9.2% (21 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