20686

Zip code 20686: Saint Marys City, Maryland

Q: What city is zip code 20686?

20686 is assigned to Saint Marys City, Maryland. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 20686 in?

20686 is in St. Mary's County, Maryland.

Q: What is the population of 20686?

About 971 people live in 20686, according to the Census Bureau's American Community Survey.

Q: What zip codes are near 20686?

The closest zip codes to 20686 are 20667, 20630, 20653, 20692, 20684.

Residential delivery areaSt. Mary's CountyEastern Time

Population

971

Median household income

—

U.S. $81K

Median home value

—

U.S. $333K

Median rent

—

U.S. $1,413

Median age

20.3

U.S. 38.9

Land area

0.3 sq mi

3,583 people/sq mi

Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.

About 20686

20686 is an urban zip code in Saint Marys City, Maryland (St. Mary's County), covering 0.3 sq mi of land. About 971 people live here, or 3,583 per square mile. The median resident is 20.3 years old, compared with 38.9 nationally.

100% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 12.1 minutes each way, and 33% of workers work from home; walking is the most common way to get to work. The most common jobs among working residents are in education; food service; and cleaning and personal care.

How 20686 compares

Sorted from highest to lowest national percentile

Bachelor's degree or higher100%
99th
StrengthU.S. 35.7% · MD 43.4%1st of 445 in MD
Government workers43.4%
99th
U.S. 14.5% · MD 22.5%16th of 444 in MD
Work from home32.8%
96th
U.S. 15.1% · MD 19.3%31st of 444 in MD
Population density3,583/sq mi
72nd
U.S. 95/sq mi · MD 639/sq mi67th of 446 in MD
Diversity index36
31st
U.S. 61.4 · MD 67.7258th of 446 in MD
Foreign-born residents4.2%
25th
U.S. 14.1% · MD 16.6%280th of 446 in MD
Tech workers0.7%
8th
U.S. 3.8% · MD 6.4%364th of 444 in MD
Self-employed workers5.5%
7th
U.S. 10% · MD 8.7%366th of 444 in MD
Uninsured rate2.2%
6th
StrengthU.S. 8.4% · MD 6.3%324th of 444 in MD
Unemployment rate1.9%
5th
StrengthU.S. 5.2% · MD 4.9%349th of 444 in MD
Population971
1st
U.S. 334,922,499 · MD 6,206,011350th of 446 in MD
Per capita income$4,431
1st
WeaknessU.S. $44,673 · MD $52,979444th of 446 in MD
Median age20.3
1st
U.S. 38.9 · MD 39.4441st of 446 in MD
Average commute12.1 min
1st
StrengthU.S. 26.4 min · MD 31.1 min418th of 421 in MD
Veterans0.6%
1st
U.S. 6.2% · MD 6.8%429th of 446 in MD
Residents 65 and older0%
1st
U.S. 17.2% · MD 16.7%446th of 446 in MD
Residents under 180%
1st
U.S. 22% · MD 22.2%441st of 446 in MD
Median earnings per worker$3,700
1st
WeaknessU.S. $49,666 · MD $61,200442nd of 443 in MD
Healthcare workers1.8%
1st
U.S. 9.7% · MD 9%407th of 444 in MD

Measure	20686	St. Mary's	MD	U.S.	National percentile	Rank in MD
Bachelor's degree or higherStrength	100%	36.5%	43.4%	35.7%	99th	1st of 445
Government workers	43.4%	33.2%	22.5%	14.5%	99th	16th of 444
Work from home	32.8%	17.5%	19.3%	15.1%	96th	31st of 444
Population density	3,583/sq mi	321/sq mi	639/sq mi	95/sq mi	72nd	67th of 446
Diversity index	36	47.7	67.7	61.4	31st	258th of 446
Foreign-born residents	4.2%	4.3%	16.6%	14.1%	25th	280th of 446
Tech workers	0.7%	7.6%	6.4%	3.8%	8th	364th of 444
Self-employed workers	5.5%	6.7%	8.7%	10%	7th	366th of 444
Uninsured rateStrength	2.2%	3.9%	6.3%	8.4%	6th	324th of 444
Unemployment rateStrength	1.9%	3.6%	4.9%	5.2%	5th	349th of 444
Population	971	115,126	6,206,011	334,922,499	1st	350th of 446
Per capita incomeWeakness	$4,431	$53,417	$52,979	$44,673	1st	444th of 446
Median age	20.3	37.2	39.4	38.9	1st	441st of 446
Average commuteStrength	12.1 min	29.9 min	31.1 min	26.4 min	1st	418th of 421
Veterans	0.6%	14.4%	6.8%	6.2%	1st	429th of 446
Residents 65 and older	0%	14%	16.7%	17.2%	1st	446th of 446
Residents under 18	0%	23.9%	22.2%	22%	1st	441st of 446
Median earnings per workerWeakness	$3,700	$70,741	$61,200	$49,666	1st	442nd of 443
Healthcare workers	1.8%	5.9%	9%	9.7%	1st	407th of 444

The percentile is the share of Americans who live in a zip code with a lower value, so the 50th percentile is typical. Rank 1 is the highest value in the state. Both include zip codes with at least 100 residents. Strengths and weaknesses mark measures in the best or worst fifth nationally, where higher or lower is clearly better (income, poverty, education, commute, broadband, insurance and similar). Measures like age or density are left unmarked.

People

Age

Under 5

5–17

99%

18–24

25–34

35–44

45–54

55–64

65–74

75+

Median age

20.3

Under 18

65 and over

Race and ethnicity

White79%
Black8%
Hispanic3%
Asian5%
Native American0%
Pacific Islander0%
Other0%
Multiracial4%

Diversity index

U.S. 61.4

Foreign-born

4.2%

U.S. 14.1%

Born in state

67.3%

Language spoken at home (households)

No data reported.

Households

Households: 0
Average household size: —
Family households: —
Married couples: —
Living alone: —
Veterans (of adults): 0.6%
Male / female: 35% / 65%

Income and poverty

Household income distribution

No data reported.

Median household income

20686

—

St. Mary's Co.

$119,446

Maryland

$103,678

United States

$80,734

Per capita income

$4,431

U.S. $44,673

Poverty rate

—

U.S. 12.5%

Households earning $150K+

—

U.S. 23%

Income inequality (Gini)

—

U.S. 0.483

Housing

Median home value

20686

—

St. Mary's Co.

$407,600

Maryland

$419,900

United States

$332,700

Median gross rent

20686

—

St. Mary's Co.

$1,747

Maryland

$1,705

United States

$1,413

Types of housing

No data reported.

Housing units: 0
Owner-occupied: —
Vacant: —
Median year built: —
Median rooms: —
Renters paying 30%+ of income: —
Renters paying 50%+ of income: —
Home value to income: —

Work and commute

How people get to work

Drove alone

18%

Carpooled

Transit

Walked

44%

Bicycle

0.8%

Worked from home

33%

Other

Commute time (one way)

<10 min

63%

10–19

16%

20–29

30–44

45–59

60+

Average commute

12.1 min

U.S. 26.4 min

Unemployment

1.9%

U.S. 5.2%

In labor force

47.9%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Education

40%

Food service

15%

Cleaning and personal care

12%

Sales

Arts, media and sports

Office and admin

Business and finance

Transportation and moving

Healthcare

Farming, fishing and forestry

Management

Computer and math

0.7%

Engineering and science

Legal and social services

Police and fire

Construction and repair

Production

Industries

Education

55%

Retail

12%

Health care and social assistance

11%

Restaurants and hotels

Information

Arts and recreation

Other services

Agriculture and mining

Transportation, warehousing and utilities

0.9%

Professional and technical services

0.7%

Manufacturing

Construction

Finance, insurance and real estate

Public administration

Admin, support and management

Wholesale

Median earnings per worker

$3,700

U.S. $49,666

Self-employed

5.5%

U.S. 10%

Government workers

43.4%

U.S. 14.5%

Nonprofit workers

2.2%

U.S. 8.8%

Median earnings by type of work

Type of work	20686	U.S.
Management, business, science and arts	under $2,500	$74,888
Service	$7,045	$26,804
Sales and office	$4,188	$40,476
Construction and maintenance	—	$49,199
Production and transportation	—	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

High school

Some college

Associate's

Bachelor's

27%

Graduate

73%

High school graduate or higher: 100%
Bachelor's degree or higher: 100%
Graduate or professional degree: 72.7%
Households with broadband: —
Cable, fiber or DSL: —
No internet access: —
Without health insurance: 2.2%
Limited-English households: —

Geography

City (USPS): Saint Marys City
State: Maryland
County: St. Mary's County
Center point: 38.1871° N, 76.4328° W
Land area: 0.3 sq mi
Water area: 1.5 sq mi
Time zone: Eastern Time (UTC-5, UTC-4 in summer)
Zip type: Residential delivery area

Zip codes near 20686

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
20667	Park Hall, MD	2.1 mi	150	—	—
20630	Drayden, MD	2.5 mi	559	$233,411	$618,100
20653	Lexington Park, MD	3.5 mi	26,852	$103,048	$353,300
20692	Valley Lee, MD	3.7 mi	505	$201,250	$468,000
20684	Saint Inigoes, MD	4.3 mi	802	$180,060	$360,500
20634	Great Mills, MD	5.2 mi	7,088	$139,375	$342,300
20628	Dameron, MD	5.6 mi	503	—	$545,800
20620	Callaway, MD	5.8 mi	1,115	$165,972	$391,300
20690	Tall Timbers, MD	5.9 mi	1,077	$122,750	$379,700
20680	Ridge, MD	6 mi	663	—	$397,500
20674	Piney Point, MD	6.2 mi	769	$171,985	$592,400
20670	Patuxent River, MD	6.9 mi	2,046	$70,371	—

Questions about 20686

What city is zip code 20686?

20686 is assigned to Saint Marys City, Maryland. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 20686 in?

20686 is in St. Mary's County, Maryland.

What is the population of 20686?

About 971 people live in 20686, according to the Census Bureau's American Community Survey.

What time zone is 20686 in?

20686 is in Eastern Time.

What zip codes are near 20686?

The closest zip codes to 20686 are 20667, 20630, 20653, 20692, 20684.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 20686, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.