20868 ZIP Code — Spencerville, MD

Montgomery County, Maryland

ZIP code 20868 is located in Spencerville, Maryland, within Montgomery County. It covers approximately 1.63 square miles and serves a population of 630 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 301.

About ZIP code 20868

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1960s, giving the area an established character. Median home value is $652,500. Owner-occupancy is high at 88%, well above the national average.

The gap between median ($106,050) and mean household income suggests income inequality — a small number of higher earners pull the average up.

The dominant occupation class is service, with professional and management as the leading industry. An above-average commute of 39 minutes suggests many residents work outside the immediate area.

Educational attainment is near the national average, with 41% of residents holding a bachelor's degree or higher.

Notable community characteristics include Spanish spoken in 22% of households.

630

population

1.63

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

20868 ZIP code map

Cities in ZIP code 20868

Below are the cities the US Postal Service accepts for ZIP code 20868. Using any city not on this list may result in mail delivery delays.

City	Status
Spencerville	Preferred

Nearby ZIP codes

20905 Silver Spring (1.5 mi) 20905 Silver Spring (1.5 mi) 20861 Ashton (2.2 mi) 20866 Burtonsville (2.6 mi) 20759 Fulton (3.5 mi) 20777 Highland (3.7 mi) 20860 Sandy Spring (3.8 mi) 20904 Silver Spring (4.3 mi) 20707 Laurel (4.9 mi) 20897 Suburb Maryland Fac (5.3 mi) 20906 Silver Spring (5.5 mi) 20723 Laurel (5.6 mi)

Demographics updated 05/2026

Population
Total population	630
Population density	387 / sq mi
State FIPS	24
County FIPS	031

Geography
Land area	1.63 sq mi
Water area	0.00 sq mi
Latitude	39.1224
Longitude	-76.9691
Timezone	Eastern (ET)
Area code	301

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	18.1%	20.6%	28.2%
$50k – $100k	32.9%	24.2%	28.2%
$100k – $200k	10.1%	31.9%	30.1%
Over $200k	38.9%	23.3%	13.4%

Demographics & statistics

630

Population

387

People per sq mi

27.8

Median age

$106,050

Median household income

$33,643

Per capita income

$652,500

Median home value

Median monthly rent

87.5%

Home ownership

11.4%

Poverty rate

0.0%

Unemployment

133

Housing units

41.3%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

← Male

Female →

Age summary

Group	Count	%
Under 18	231	36.7%
18 and over	399	63.3%
65 and over	22	3.5%
Median age	27.8 years

Race & ethnicity

White 54.3%

Two or more races 17.8%

Hispanic or Latino 8.7%

Other race 8.7%

Asian 7.5%

Black or African American 2.9%

Group	Count	%
White	375	54.3%
Two or more races	123	17.8%
Hispanic or Latino	60	8.7%
Other race	60	8.7%
Asian	52	7.5%
Black or African American	20	2.9%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	18.1%	20.6%	28.2%
$50k – $100k	32.9%	24.2%	28.2%
$100k – $200k	10.1%	31.9%	30.1%
Over $200k	38.9%	23.3%	13.4%

$25k–$35k 12.5%

$50k–$75k 7.2%

$75k–$100k 7.2%

$100k–$150k 42.1%

$200k+ 30.9%

Range	% of households
$25k–$35k	12.5%
$50k–$75k	7.2%
$75k–$100k	7.2%
$100k–$150k	42.1%
$200k+	30.9%
Median income	$106,050

Housing

Home values

$300k–$500k 27.1%

$500k–$1M 72.9%

Housing overview

Metric	Value
Median home value	$652,500
Median rent / month	$0
Owner occupied	87.5%
Renter occupied	12.5%
Vacant	0.0%
Single-family detached	100.0%
Large apartment buildings	0.0%
Mobile homes	0.0%
Median rooms	10.0
Avg household size (owned)	4.20

Year built

Era	%
2020 or later	0.0%
2010–2019	0.0%
2000–2009	0.0%
1990–1999	0.0%
1980–1989	13.2%
1970–1979	17.8%
1960–1969	32.9%
1950–1959	16.4%
1940–1949	0.0%
1939 or earlier	19.7%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	12.5%
2 bedrooms	16.4%
3 bedrooms	13.2%
4 bedrooms	14.5%
5+ bedrooms	43.4%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	0.0%
2 vehicles	67.1%
3 or more	32.9%

Heating fuel

Fuel type	%
Utility gas	17.8%
Electricity	34.9%
Fuel oil	47.4%

Households & families

Household type	Count	%
Married-couple family	141	92.8%
Cohabiting couple	0	0.0%
Male householder, no spouse	0	0.0%
Female householder, no spouse	11	7.2%
Households with children under 18	105	69.1%
Households with seniors (65+)	22	14.5%
Average household size	4.14

Marital status

Status	Male	Female
Never married	10.8%	43.6%
Married	89.2%	51.0%
Separated	0.0%	0.0%
Widowed	0.0%	5.4%
Divorced	0.0%	0.0%

Education

Less than 9th grade 19.8%

Some HS, no diploma 4.6%

HS graduate 8.9%

Some college, no degree 12.6%

Associate's degree 12.9%

Bachelor's degree 15.2%

Graduate / professional 26.1%

Metric	%
HS diploma or higher	75.6%
Bachelor's or higher	41.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	64	26.6%
Kindergarten	0	0.0%
Elementary school	107	44.4%
High school	34	14.1%
College / grad school	36	14.9%

Employment

Industry of employment

Professional & management 29.6%

Education & healthcare 16.9%

Construction 13.4%

Other services 12.1%

Information 10.1%

Agriculture & mining 8.1%

Finance & real estate 5.5%

Manufacturing 4.2%

Occupation

Category	%
Management, business & arts	35.2%
Service	47.6%
Sales & office	0.0%
Natural resources & construction	17.3%
Production & transportation	0.0%

Employment type

Type	%
Private sector	90.2%
Government	1.6%
Self-employed	8.1%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	62.2%
Carpool	27.7%
Public transit	8.5%
Walk	0.0%
Work from home	1.6%
Other means	0.0%
Avg commute (minutes)	38.8

Poverty

All people 11.4%

Under 18 years 16.0%

18 and over 8.8%

Married-couple families 13.5%

Female-led households 0.0%

Income support

Source	% of households
Social Security	14.5%
Retirement income	7.2%
Supplemental Security	0.0%
Cash public assistance	0.0%
Food stamps / SNAP	12.5%

Health indicators

Condition	%
Obesity	21.9%
High blood pressure	30.7%
High cholesterol	34.6%
Diabetes	9.1%
Heart disease	4.9%
Stroke	2.6%
Asthma	8.2%
Arthritis	19.7%
Kidney disease	2.5%
Pulmonary disease	4.3%
Cancer	6.0%

Behavior / access	%
Smoking	9.4%
Binge drinking	12.1%
No physical activity	16.9%
Less than 7 hrs sleep	30.8%
Depression	14.9%
Fair or poor health	9.4%
Poor mental health	11.0%
Poor physical health	6.6%
No health insurance	10.1%
Visited doctor (checkup)	74.2%
Visited dentist	70.1%
Cholesterol screening	93.9%
Teeth loss	7.4%

Veterans & disability

Veterans	Count	%
Civilian veterans	0	0.0%

Disability	%
Any disability	1.7%
Under 18	0.0%
18–64 years	0.0%
65 and over	50.0%

Health insurance coverage

Type	%
Private insurance	69.8%
Public insurance	27.5%
No insurance	4.4%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	567	90.0%
Spanish	127	22.4%
Other Indo-European	104	18.3%
Asian & Pacific Islander	0	0.0%
Other languages	23	4.1%

Place of birth & citizenship

Origin	Count	%
Native born (US)	473	75.1%
Born in same state	444	70.5%
Born in different state	210	33.3%
Foreign born	29	4.6%
Naturalized citizen	157	24.9%
Not a US citizen	67	42.7%

Ancestry

Ancestry	Count	%
Arab	141	22.4%

Ancestry	Count	%
Italian	27	4.3%

Technology access

Metric	% of households
Computer access	24.1%
Internet access	100.0%

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

Frequently asked questions about ZIP code 20868

What city is ZIP code 20868 in?

ZIP code 20868 is primarily assigned to Spencerville, Maryland.

What county is ZIP code 20868 in?

ZIP code 20868 falls within Montgomery County, Maryland.

Is ZIP code 20868 family-oriented?

37% of residents in ZIP code 20868 are under 18, reflecting a younger, family-oriented community.

Is ZIP code 20868 mostly owner-occupied?

88% of occupied units in ZIP code 20868 are owner-occupied, well above the national average.

Is Spanish widely spoken in ZIP code 20868?

Approximately 22% of households in ZIP code 20868 speak Spanish as a primary language.

What is the typical home value in ZIP code 20868?

The median home value in ZIP code 20868 is $652,500.

What timezone is ZIP code 20868 in?

ZIP code 20868 observes the EST timezone.