21769 ZIP Code — Middletown, MD

Frederick County, Maryland

ZIP code 21769 is located in Middletown, Maryland, within Frederick County. It covers approximately 40.13 square miles and serves a population of 12,562 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 240/301.

About ZIP code 21769

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $449,900. Owner-occupancy is high at 88%, well above the national average.

The gap between median ($142,887) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 2% is below the national average. 34% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 34 minutes is near the national average. Remote work is prevalent — 21% of workers work from home.

Educational attainment is high — 48% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 21769 reflects a community defined by high homeownership, a high rate of remote workers, and a significant Social Security-dependent population.

12,562

population

40.13

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

21769 ZIP code map

Cities in ZIP code 21769

Below are the cities the US Postal Service accepts for ZIP code 21769. Using any city not on this list may result in mail delivery delays.

City	Status
Middletown	Preferred

Nearby ZIP codes

21779 Rohrersville (4.6 mi) 21718 Burkittsville (4.7 mi) 21755 Jefferson (6.3 mi) 21773 Myersville (6.9 mi) 21702 Frederick (7.1 mi) 21756 Keedysville (7.3 mi) 21758 Knoxville (7.5 mi) 21703 Frederick (8.1 mi) 20103 Dulles (8.5 mi) 20104 Dulles (8.5 mi) 21709 Frederick (8.6 mi) 21713 Boonsboro (8.7 mi)

Demographics updated 06/2026

Population
Total population	12,562
Population density	313 / sq mi
State FIPS	24
County FIPS	021

Geography
Land area	40.13 sq mi
Water area	0.26 sq mi
Latitude	39.4420
Longitude	-77.5676
Timezone	Eastern (ET)
Area code	240/301

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	17.2%	22.0%	28.2%
$50k – $100k	22.2%	27.2%	28.2%
$100k – $200k	36.6%	36.5%	30.1%
Over $200k	24.1%	14.3%	13.4%

Demographics & statistics

12,562

Population

313

People per sq mi

42.5

Median age

$142,887

Median household income

$58,757

Per capita income

$449,900

Median home value

$1,449

Median monthly rent

88.0%

Home ownership

2.1%

Poverty rate

3.4%

Unemployment

3,921

Housing units

47.6%

Bachelor's or higher

Age distribution

Male Female

350

Under 5

360

430

5–9

442

470

10–14

483

401

15–19

412

333

20–24

342

538

25–34

553

701

35–44

719

871

45–54

894

429

55–59

440

551

60–64

566

680

65–74

698

348

75–84

358

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	3,039	24.2%
18 and over	9,523	75.8%
65 and over	2,277	18.1%
Median age	42.5 years

Race & ethnicity

White 84.3%

Two or more races 6.8%

Asian 5%

Black or African American 1.9%

Hispanic or Latino 1.3%

Other race 0.6%

American Indian / Alaska Native 0.1%

Group	Count	%
White	10,736	84.3%
Two or more races	863	6.8%
Asian	634	5%
Black or African American	238	1.9%
Hispanic or Latino	169	1.3%
Other race	82	0.6%
American Indian / Alaska Native	9	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	17.2%	22.0%	28.2%
$50k – $100k	22.2%	27.2%	28.2%
$100k – $200k	36.6%	36.5%	30.1%
Over $200k	24.1%	14.3%	13.4%

Under $10k 1.2%

$10k–$15k 1.3%

$15k–$25k 2.3%

$25k–$35k 0.8%

$35k–$50k 3.9%

$50k–$75k 7.3%

$75k–$100k 13.9%

$100k–$150k 23.5%

$150k–$200k 16.2%

$200k+ 29.6%

Range	% of households
Under $10k	1.2%
$10k–$15k	1.3%
$15k–$25k	2.3%
$25k–$35k	0.8%
$35k–$50k	3.9%
$50k–$75k	7.3%
$75k–$100k	13.9%
$100k–$150k	23.5%
$150k–$200k	16.2%
$200k+	29.6%
Median income	$142,887

Housing

Home values

Under $50k 0.9%

$100k–$150k 1.2%

$150k–$200k 1.3%

$200k–$300k 10.1%

$300k–$500k 48.9%

$500k–$1M 34.9%

$1M+ 2.7%

Housing overview

Metric	Value
Median home value	$449,900
Median rent / month	$1,449
Owner occupied	88.0%
Renter occupied	12.0%
Vacant	3.8%
Single-family detached	88.3%
Large apartment buildings	0.0%
Mobile homes	0.5%
Median rooms	8.0
Avg household size (owned)	3.01

Year built

Era	%
2020 or later	0.0%
2010–2019	7.8%
2000–2009	18.6%
1990–1999	15.2%
1980–1989	12.0%
1970–1979	20.2%
1960–1969	8.3%
1950–1959	4.4%
1940–1949	1.7%
1939 or earlier	11.9%

Bedrooms

Size	% of units
No bedroom (studio)	0.2%
1 bedroom	4.0%
2 bedrooms	9.5%
3 bedrooms	36.6%
4 bedrooms	36.4%
5+ bedrooms	13.4%

Vehicles per household

Vehicles	% of households
No vehicle	2.2%
1 vehicle	15.9%
2 vehicles	43.5%
3 or more	38.3%

Heating fuel

Fuel type	%
Utility gas	11.8%
Electricity	62.8%
Propane / LP gas	8.4%
Fuel oil	13.8%
Wood	2.0%
Solar	0.7%
No fuel used	0.2%

Households & families

Household type	Count	%
Married-couple family	3,002	70.4%
Cohabiting couple	216	5.1%
Male householder, no spouse	382	9.0%
Female householder, no spouse	664	15.6%
Households with children under 18	1,606	37.7%
Households with seniors (65+)	1,591	37.3%
Average household size	2.94

Marital status

Status	Male	Female
Never married	25.5%	23.4%
Married	64.4%	62.6%
Separated	0.9%	0.4%
Widowed	2.1%	5.4%
Divorced	7.1%	8.2%

Education

Less than 9th grade 1.0%

Some HS, no diploma 1.9%

HS graduate 22.7%

Some college, no degree 16.8%

Associate's degree 10.0%

Bachelor's degree 24.7%

Graduate / professional 22.8%

Metric	%
HS diploma or higher	97.1%
Bachelor's or higher	47.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	269	8.3%
Kindergarten	153	4.7%
Elementary school	1,437	44.2%
High school	733	22.6%
College / grad school	656	20.2%

Employment

Industry of employment

Education & healthcare 20.9%

Professional & management 16.4%

Public administration 10.8%

Construction 8.4%

Retail trade 8.3%

Finance & real estate 7.5%

Other services 7.1%

Arts, food & hospitality 6.6%

Manufacturing 5.0%

Transportation & utilities 4.2%

Information 2.2%

Agriculture & mining 1.5%

Wholesale trade 1.2%

Occupation

Category	%
Management, business & arts	55.6%
Service	11.7%
Sales & office	16.7%
Natural resources & construction	7.6%
Production & transportation	8.4%

Employment type

Type	%
Private sector	70.2%
Government	25.9%
Self-employed	3.4%
Unpaid family workers	0.5%

Commute

Method	%
Drive alone	69.6%
Carpool	7.0%
Public transit	0.7%
Walk	0.7%
Work from home	20.6%
Other means	1.3%
Avg commute (minutes)	33.8

Poverty

All people 2.1%

Under 18 years 1.3%

18 and over 2.4%

Married-couple families 1.2%

Female-led households 5.1%

Income support

Source	% of households
Social Security	34.4%
Retirement income	31.0%
Supplemental Security	3.8%
Cash public assistance	3.0%
Food stamps / SNAP	5.3%

Health indicators

Condition	%
Obesity	30.7%
High blood pressure	30.6%
High cholesterol	35.7%
Diabetes	8.9%
Heart disease	5.1%
Stroke	2.2%
Asthma	9.3%
Arthritis	22.6%
Kidney disease	2.3%
Pulmonary disease	4.9%
Cancer	7.0%

Behavior / access	%
Smoking	11.1%
Binge drinking	16.7%
No physical activity	16.7%
Less than 7 hrs sleep	29.6%
Depression	19.3%
Fair or poor health	8.8%
Poor mental health	12.6%
Poor physical health	7.2%
No health insurance	7.1%
Visited doctor (checkup)	75.9%
Visited dentist	73.7%
Cholesterol screening	93.7%
Teeth loss	6.9%

Veterans & disability

Veterans	Count	%
Civilian veterans	922	9.7%

Disability	%
Any disability	8.6%
Under 18	1.8%
18–64 years	6.6%
65 and over	24.2%

Health insurance coverage

Type	%
Private insurance	87.7%
Public insurance	26.7%
No insurance	1.5%
Uninsured under 19	0.2%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	11,852	94.3%
Spanish	40	0.3%
Other Indo-European	9	0.1%
Asian & Pacific Islander	0	0.0%
Other languages	31	0.3%

Place of birth & citizenship

Origin	Count	%
Native born (US)	11,887	94.6%
Born in same state	11,714	93.2%
Born in different state	6,968	55.5%
Foreign born	173	1.4%
Naturalized citizen	675	5.4%
Not a US citizen	558	82.7%

Ancestry

Ancestry	Count	%
Italian	2,531	20.1%
French	2,245	17.9%
Arab	494	3.9%
English	117	0.9%
Norwegian	109	0.9%

Ancestry	Count	%
Dutch	65	0.5%
Polish	53	0.4%
Irish	43	0.3%
German	30	0.2%

Technology access

Metric	% of households
Computer access	33.9%
Internet access	97.4%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 21769

What city is ZIP code 21769 in?

ZIP code 21769 is primarily assigned to Middletown, Maryland.

What county is ZIP code 21769 in?

ZIP code 21769 falls within Frederick County, Maryland.

Is ZIP code 21769 mostly owner-occupied?

88% of occupied units in ZIP code 21769 are owner-occupied, well above the national average.

How educated is the population of ZIP code 21769?

48% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

What is the median household income in ZIP code 21769?

The median household income in ZIP code 21769 is $142,887, above the national median of ~$75,000.

What is the typical home value in ZIP code 21769?

The median home value in ZIP code 21769 is $449,900.

What timezone is ZIP code 21769 in?

ZIP code 21769 observes the EST timezone.