21777 ZIP Code — Point Of Rocks, MD

Frederick County, Maryland

ZIP code 21777 is located in Point Of Rocks, Maryland, within Frederick County. It covers approximately 1.10 square miles and serves a population of 2,360 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 240/301.

About ZIP code 21777

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1990s, giving the area an established character. Median home value is $397,900.

The gap between median ($126,944) 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.

The dominant occupation class is management, business, and professional, with professional and management as the leading industry. An above-average commute of 43 minutes suggests many residents work outside the immediate area. Remote work is prevalent — 21% of workers work from home.

Educational attainment is near the national average, with 42% of residents holding a bachelor's degree or higher.

Notable community characteristics include a notable veteran presence at 15% of civilians, above the national average of 7%.

Overall, ZIP code 21777 reflects a community defined by a strong veteran community, high homeownership, and a high rate of remote workers.

2,360
population
1.10
sq mi land
Standard
ZIP type
Eastern (ET)
timezone
21777 ZIP code map
Cities in ZIP code 21777

Below are the cities the US Postal Service accepts for ZIP code 21777. Using any city not on this list may result in mail delivery delays.

City Status
Point Of Rocks Acceptable
Point Of Rocks Preferred
Nearby ZIP codes
21790 Tuscarora (2 mi) 20103 Dulles (2.7 mi) 20104 Dulles (2.7 mi) 21710 Adamstown (4.6 mi) 21755 Jefferson (5.3 mi) 20180 Lovettsville (5.5 mi) 21716 Brunswick (5.5 mi) 21703 Frederick (6.6 mi) 20197 Waterford (8.1 mi) 20842 Dickerson (8.1 mi) 20176 Leesburg (8.5 mi) 21758 Knoxville (9 mi)
Demographics updated 05/2026
Population
Total population 2,360
Population density 2,145 / sq mi
State FIPS 24
County FIPS 021
Geography
Land area 1.10 sq mi
Water area 0.00 sq mi
Latitude 39.2829
Longitude -77.5283
Timezone Eastern (ET)
Area code 240/301
Total population by age
Gender
Race & ethnicity
Economics updated 05/2026
Household income
Income range This ZIP County avg State avg
Under $50k 8.9% 22.0% 28.2%
$50k – $100k 33.0% 27.2% 28.2%
$100k – $200k 43.7% 36.5% 30.1%
Over $200k 14.4% 14.3% 13.4%

Demographics & statistics

2,360
Population
2,145
People per sq mi
38.3
Median age
$126,944
Median household income
$48,104
Per capita income
$397,900
Median home value
$0
Median monthly rent
99.3%
Home ownership
2.4%
Poverty rate
3.6%
Unemployment
721
Housing units
41.9%
Bachelor's or higher

Age distribution

Male Female
114
Under 5
96
90
5–9
76
61
10–14
52
70
15–19
58
78
20–24
66
127
25–34
107
181
35–44
151
204
45–54
171
181
55–59
151
61
60–64
52
75
65–74
63
26
75–84
21
15
85+
13
← Male
Female →

Age summary

GroupCount%
Under 1857224.2%
18 and over1,78875.8%
65 and over2139.0%
Median age38.3 years

Race & ethnicity

White 64.8%
Black or African American 11.8%
Two or more races 8%
Hispanic or Latino 7.8%
Asian 5.2%
Other race 2.3%
American Indian / Alaska Native 0.2%
GroupCount%
White1,65964.8%
Black or African American30111.8%
Two or more races2048%
Hispanic or Latino1997.8%
Asian1345.2%
Other race582.3%
American Indian / Alaska Native40.2%

Household income

Income range This ZIP County avg State avg
Under $50k 8.9% 22.0% 28.2%
$50k – $100k 33.0% 27.2% 28.2%
$100k – $200k 43.7% 36.5% 30.1%
Over $200k 14.4% 14.3% 13.4%
Under $10k 1.2%
$25k–$35k 1.5%
$35k–$50k 2.6%
$50k–$75k 5.2%
$75k–$100k 11.7%
$100k–$150k 34.8%
$150k–$200k 14.0%
$200k+ 28.8%
Range% of households
Under $10k1.2%
$25k–$35k1.5%
$35k–$50k2.6%
$50k–$75k5.2%
$75k–$100k11.7%
$100k–$150k34.8%
$150k–$200k14.0%
$200k+28.8%
Median income$126,944

Housing

Home values

$100k–$150k 4.2%
$200k–$300k 10.7%
$300k–$500k 61.9%
$500k–$1M 23.3%

Housing overview

MetricValue
Median home value$397,900
Median rent / month$0
Owner occupied99.3%
Renter occupied0.7%
Vacant0.0%
Single-family detached94.8%
Large apartment buildings0.0%
Mobile homes0.0%
Median rooms10.0
Avg household size (owned)3.23

Year built

Era%
2020 or later0.0%
2010–201920.5%
2000–200915.4%
1990–199929.3%
1980–198926.4%
1970–19790.0%
1960–19691.1%
1950–19590.0%
1940–19494.4%
1939 or earlier2.8%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom0.0%
2 bedrooms1.9%
3 bedrooms44.1%
4 bedrooms34.6%
5+ bedrooms19.4%

Vehicles per household

Vehicles% of households
No vehicle0.0%
1 vehicle5.8%
2 vehicles57.6%
3 or more36.6%

Heating fuel

Fuel type%
Utility gas50.6%
Electricity37.7%
Fuel oil6.5%
Wood3.3%
No fuel used1.9%

Households & families

Household typeCount%
Married-couple family59582.0%
Cohabiting couple709.6%
Male householder, no spouse00.0%
Female householder, no spouse618.4%
Households with children under 1835348.6%
Households with seniors (65+)17524.1%
Average household size3.25

Marital status

StatusMaleFemale
Never married28.8%16.7%
Married58.5%65.7%
Separated0.0%0.0%
Widowed3.5%5.6%
Divorced9.2%12.0%

Education

Less than 9th grade 2.3%
Some HS, no diploma 1.4%
HS graduate 31.1%
Some college, no degree 13.1%
Associate's degree 10.2%
Bachelor's degree 27.6%
Graduate / professional 14.3%
Metric%
HS diploma or higher96.3%
Bachelor's or higher41.9%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool447.7%
Kindergarten437.5%
Elementary school20235.3%
High school10919.0%
College / grad school17530.5%

Employment

Industry of employment

Professional & management 16.6%
Arts, food & hospitality 16.3%
Education & healthcare 14.8%
Retail trade 14.6%
Construction 10.8%
Other services 6.3%
Public administration 6.1%
Finance & real estate 4.5%
Transportation & utilities 4.4%
Manufacturing 3.5%
Wholesale trade 1.1%
Information 1.1%

Occupation

Category%
Management, business & arts54.5%
Service18.4%
Sales & office13.6%
Natural resources & construction3.5%
Production & transportation10.0%

Employment type

Type%
Private sector86.8%
Government12.0%
Self-employed1.3%
Unpaid family workers0.0%

Commute

Method%
Drive alone56.0%
Carpool14.7%
Public transit3.1%
Walk3.4%
Work from home20.9%
Other means1.9%
Avg commute (minutes)43.3

Poverty

All people 2.4%
Under 18 years 0.0%
18 and over 3.2%
Married-couple families 1.5%
Female-led households 0.0%

Income support

Source% of households
Social Security18.5%
Retirement income19.1%
Supplemental Security2.6%
Cash public assistance0.0%
Food stamps / SNAP3.9%

Health indicators

Condition%
Obesity31.7%
High blood pressure27.0%
High cholesterol31.8%
Diabetes7.8%
Heart disease3.9%
Stroke1.9%
Asthma9.5%
Arthritis18.7%
Kidney disease1.9%
Pulmonary disease4.2%
Cancer5.3%
Behavior / access%
Smoking13.1%
Binge drinking18.6%
No physical activity17.4%
Less than 7 hrs sleep31.7%
Depression19.9%
Fair or poor health8.7%
Poor mental health13.8%
Poor physical health6.8%
No health insurance8.9%
Visited doctor (checkup)73.2%
Visited dentist71.0%
Cholesterol screening92.3%
Teeth loss7.6%

Veterans & disability

VeteransCount%
Civilian veterans26314.7%
Disability%
Any disability9.3%
Under 181.6%
18–64 years9.0%
65 and over32.4%

Health insurance coverage

Type%
Private insurance88.1%
Public insurance18.5%
No insurance2.2%
Uninsured under 193.1%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only2,15091.1%
Spanish713.3%
Other Indo-European331.5%
Asian & Pacific Islander00.0%
Other languages381.8%

Place of birth & citizenship

OriginCount%
Native born (US)2,21493.8%
Born in same state2,17192.0%
Born in different state1,30855.4%
Foreign born431.8%
Naturalized citizen1466.2%
Not a US citizen9263.0%

Ancestry

AncestryCount%
French33314.1%
Italian28912.2%
Arab1516.4%
AncestryCount%
English281.2%
German140.6%
Irish70.3%

Technology access

Metric% of households
Computer access30.8%
Internet access98.8%

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

Frequently asked questions about ZIP code 21777

What city is ZIP code 21777 in?

ZIP code 21777 is primarily assigned to Point Of Rocks, Maryland.

What county is ZIP code 21777 in?

ZIP code 21777 falls within Frederick County, Maryland.

Does ZIP code 21777 have a large veteran population?

15% of civilians in ZIP code 21777 are veterans, above the national average of ~7%.

What is the median household income in ZIP code 21777?

The median household income in ZIP code 21777 is $126,944, above the national median of ~$75,000.

What is the typical home value in ZIP code 21777?

The median home value in ZIP code 21777 is $397,900.

What is the population of ZIP code 21777?

ZIP code 21777 has an estimated population of 2,360 residents, with a density of 2,140 people per square mile.

What timezone is ZIP code 21777 in?

ZIP code 21777 observes the EST timezone.

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