20906 ZIP Code — Silver Spring, MD

Montgomery County, Maryland

ZIP code 20906 is located in Silver Spring, Maryland, within Montgomery County. It covers approximately 12.73 square miles and serves a population of 71,560 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 301/240.

About ZIP code 20906

The housing stock consists of a mix of housing types. Most homes were built in the 1980s, giving the area an established character. Median home value is $423,200. Owner-occupancy sits near the national average at 66%.

The gap between median ($91,563) and mean household income suggests income inequality — a small number of higher earners pull the average up. 36% 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 35 minutes is near the national average.

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.

71,560

population

12.73

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

20906 ZIP code map

Cities in ZIP code 20906

Below are the cities the US Postal Service accepts for ZIP code 20906. Using any city not on this list may result in mail delivery delays.

City	Status
Silver Spring	Acceptable
Silver Spring	Acceptable
Silver Spring	Preferred

Nearby ZIP codes

20897 Suburb Maryland Fac (0.2 mi) 20853 Rockville (2.6 mi) 20902 Silver Spring (3.1 mi) 20851 Rockville (3.5 mi) 20905 Silver Spring (4 mi) 20905 Silver Spring (4 mi) 20852 Rockville (4.1 mi) 20895 Kensington (4.2 mi) 20832 Olney (4.6 mi) 20904 Silver Spring (4.6 mi) 20860 Sandy Spring (4.7 mi) 20901 Silver Spring (5 mi)

Demographics updated 05/2026

Population
Total population	71,560
Population density	5,621 / sq mi
State FIPS	24
County FIPS	031

Geography
Land area	12.73 sq mi
Water area	0.07 sq mi
Latitude	39.0853
Longitude	-77.0589
Timezone	Eastern (ET)
Area code	301/240

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	31.7%	20.6%	28.2%
$50k – $100k	30.7%	24.2%	28.2%
$100k – $200k	25.8%	31.9%	30.1%
Over $200k	11.7%	23.3%	13.4%

Demographics & statistics

71,560

Population

5,621

People per sq mi

40.0

Median age

$91,563

Median household income

$43,372

Per capita income

$423,200

Median home value

$1,873

Median monthly rent

65.9%

Home ownership

8.1%

Poverty rate

7.5%

Unemployment

18,304

Housing units

41.3%

Bachelor's or higher

Age distribution

Male Female

2,188

Under 5

2,307

1,939

5–9

2,045

1,970

10–14

2,078

2,296

15–19

2,422

2,308

20–24

2,434

4,052

25–34

4,275

4,692

35–44

4,949

3,978

45–54

4,197

2,060

55–59

2,174

2,108

60–64

2,223

3,289

65–74

3,469

2,555

75–84

2,695

1,390

85+

1,467

← Male

Female →

Age summary

Group	Count	%
Under 18	15,306	21.4%
18 and over	56,254	78.6%
65 and over	14,865	20.8%
Median age	40.0 years

Race & ethnicity

White 23.9%

Hispanic or Latino 23.2%

Other race 19%

Black or African American 18.3%

Asian 8.8%

Two or more races 6.6%

American Indian / Alaska Native 0.2%

Group	Count	%
White	22,316	23.9%
Hispanic or Latino	21,676	23.2%
Other race	17,681	19%
Black or African American	17,023	18.3%
Asian	8,221	8.8%
Two or more races	6,111	6.6%
American Indian / Alaska Native	182	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	31.7%	20.6%	28.2%
$50k – $100k	30.7%	24.2%	28.2%
$100k – $200k	25.8%	31.9%	30.1%
Over $200k	11.7%	23.3%	13.4%

Under $10k 3.1%

$10k–$15k 3.4%

$15k–$25k 5.5%

$25k–$35k 6.8%

$35k–$50k 7.4%

$50k–$75k 14.3%

$75k–$100k 13.8%

$100k–$150k 19.3%

$150k–$200k 10.4%

$200k+ 16.0%

Range	% of households
Under $10k	3.1%
$10k–$15k	3.4%
$15k–$25k	5.5%
$25k–$35k	6.8%
$35k–$50k	7.4%
$50k–$75k	14.3%
$75k–$100k	13.8%
$100k–$150k	19.3%
$150k–$200k	10.4%
$200k+	16.0%
Median income	$91,563

Housing

Home values

Under $50k 1.4%

$50k–$100k 2.2%

$100k–$150k 3.7%

$150k–$200k 4.8%

$200k–$300k 13.8%

$300k–$500k 45.5%

$500k–$1M 27.8%

$1M+ 0.6%

Housing overview

Metric	Value
Median home value	$423,200
Median rent / month	$1,873
Owner occupied	65.9%
Renter occupied	34.1%
Vacant	4.8%
Single-family detached	34.0%
Large apartment buildings	17.1%
Mobile homes	0.1%
Median rooms	5.4
Avg household size (owned)	2.69

Year built

Era	%
2020 or later	0.3%
2010–2019	7.1%
2000–2009	5.3%
1990–1999	12.1%
1980–1989	20.5%
1970–1979	18.9%
1960–1969	16.6%
1950–1959	13.0%
1940–1949	5.3%
1939 or earlier	0.9%

Bedrooms

Size	% of units
No bedroom (studio)	1.4%
1 bedroom	12.3%
2 bedrooms	31.2%
3 bedrooms	29.0%
4 bedrooms	18.4%
5+ bedrooms	7.8%

Vehicles per household

Vehicles	% of households
No vehicle	8.3%
1 vehicle	41.8%
2 vehicles	29.6%
3 or more	20.3%

Heating fuel

Fuel type	%
Utility gas	46.8%
Electricity	50.0%
Propane / LP gas	0.8%
Fuel oil	0.7%
Wood	0.1%
Solar	0.6%
No fuel used	0.7%

Households & families

Household type	Count	%
Married-couple family	12,023	46.6%
Cohabiting couple	1,690	6.6%
Male householder, no spouse	3,400	13.2%
Female householder, no spouse	8,685	33.7%
Households with children under 18	8,452	32.8%
Households with seniors (65+)	10,701	41.5%
Average household size	2.75

Marital status

Status	Male	Female
Never married	39.8%	31.9%
Married	50.2%	41.8%
Separated	1.0%	1.9%
Widowed	3.0%	10.5%
Divorced	6.0%	13.8%

Education

Less than 9th grade 9.7%

Some HS, no diploma 5.3%

HS graduate 22.5%

Some college, no degree 15.2%

Associate's degree 6.1%

Bachelor's degree 22.0%

Graduate / professional 19.3%

Metric	%
HS diploma or higher	85.0%
Bachelor's or higher	41.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	655	3.9%
Kindergarten	904	5.4%
Elementary school	6,539	39.2%
High school	4,074	24.4%
College / grad school	4,499	27.0%

Employment

Industry of employment

Education & healthcare 22.3%

Professional & management 17.5%

Construction 12.3%

Retail trade 10.2%

Arts, food & hospitality 8.8%

Public administration 7.9%

Other services 7.7%

Finance & real estate 4.4%

Transportation & utilities 3.6%

Manufacturing 2.6%

Information 1.8%

Wholesale trade 0.7%

Agriculture & mining 0.1%

Occupation

Category	%
Management, business & arts	40.6%
Service	21.9%
Sales & office	16.6%
Natural resources & construction	13.4%
Production & transportation	7.5%

Employment type

Type	%
Private sector	76.3%
Government	16.6%
Self-employed	6.7%
Unpaid family workers	0.5%

Commute

Method	%
Drive alone	57.2%
Carpool	13.0%
Public transit	13.2%
Walk	0.9%
Work from home	14.3%
Other means	1.4%
Avg commute (minutes)	34.9

Poverty

All people 8.1%

Under 18 years 9.7%

18 and over 7.6%

Married-couple families 3.9%

Female-led households 13.3%

Income support

Source	% of households
Social Security	35.5%
Retirement income	28.0%
Supplemental Security	3.0%
Cash public assistance	1.7%
Food stamps / SNAP	8.3%

Health indicators

Condition	%
Obesity	23.9%
High blood pressure	33.0%
High cholesterol	35.3%
Diabetes	10.6%
Heart disease	6.2%
Stroke	3.3%
Asthma	8.7%
Arthritis	22.2%
Kidney disease	3.1%
Pulmonary disease	5.4%
Cancer	6.8%

Behavior / access	%
Smoking	11.1%
Binge drinking	10.9%
No physical activity	22.8%
Less than 7 hrs sleep	31.6%
Depression	15.3%
Fair or poor health	13.5%
Poor mental health	12.2%
Poor physical health	8.3%
No health insurance	17.9%
Visited doctor (checkup)	74.7%
Visited dentist	62.1%
Cholesterol screening	92.2%
Teeth loss	9.6%

Veterans & disability

Veterans	Count	%
Civilian veterans	2,524	4.5%

Disability	%
Any disability	10.3%
Under 18	1.8%
18–64 years	6.1%
65 and over	31.1%

Health insurance coverage

Type	%
Private insurance	61.7%
Public insurance	41.0%
No insurance	12.6%
Uninsured under 19	6.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	67,065	93.7%
Spanish	14,800	22.1%
Other Indo-European	8,945	13.3%
Asian & Pacific Islander	2,388	3.6%
Other languages	2,435	3.6%

Place of birth & citizenship

Origin	Count	%
Native born (US)	41,765	58.4%
Born in same state	40,394	56.4%
Born in different state	19,028	26.6%
Foreign born	1,371	1.9%
Naturalized citizen	29,795	41.6%
Not a US citizen	15,560	52.2%

Ancestry

Ancestry	Count	%
Italian	3,752	5.2%
French	2,341	3.3%
Arab	1,427	2%
Polish	259	0.4%
Irish	252	0.4%

Ancestry	Count	%
English	228	0.3%
Dutch	155	0.2%
German	142	0.2%
Norwegian	61	0.1%

Technology access

Metric	% of households
Computer access	36.1%
Internet access	95.3%

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

Frequently asked questions about ZIP code 20906

What part of Silver Spring is ZIP code 20906?

ZIP code 20906 covers a portion of Silver Spring, Maryland, within Montgomery County.

What county is ZIP code 20906 in?

ZIP code 20906 falls within Montgomery County, Maryland.

Is Spanish widely spoken in ZIP code 20906?

Approximately 22% of households in ZIP code 20906 speak Spanish as a primary language.

Does ZIP code 20906 have a large retiree population?

36% of households in ZIP code 20906 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 20906?

The median home value in ZIP code 20906 is $423,200.

What is the population of ZIP code 20906?

ZIP code 20906 has an estimated population of 71,560 residents, with a density of 5,620 people per square mile.

What timezone is ZIP code 20906 in?

ZIP code 20906 observes the EST timezone.