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Spencerville, MD

Census-designated place in Montgomery County, Maryland. ZIP codes: 20868.

Population

1,028

Land area

1.6sq mi

People per sq mi

658

ZIP codes

1

Spencerville and its ZIP codes

Spencerville at a glance

  • The median household income is $189,766, 83% above the Maryland median of $103,678.
  • A typical owner-occupied home is valued at $626,900 (49% above Maryland).

Local data for Spencerville, MD

Counts from official public data

Housing and community stats

Spencerville, MD, American Community Survey 2020-2024

Full profile

Median household income

$189,766

Poverty rate

8.7%

Median home value

$626,900

Homeownership

100.0%

Bachelor's or higher

47.2%

Median age

44.7

Average commute

45.7 min

Largest reported origins and ancestries: Irish Americans (202), Mexican Americans (174), Italian Americans (124).

Home values and rentsIncome, education and commute

Economy and federal money

Jobs, pay, income and spending are for Montgomery County. PPP loans are for Spencerville.

Details

Unemployment rate

3.5%

Aug 2026, -0.7 pts in a year

Average annual pay

$96,368

456,358 jobs, 2025

Income per person

$104,882

BEA, 2024

Federal spending

$17.2B

FY 2026, $16,210 per person

Montgomery County economyFederal spending

How people get to work

Spencerville, MD, workers 16 and older. American Community Survey 5-year estimates

  • Drove alone49.1%
  • Carpooled29.2%
  • Public transit0.0%
  • Walked0.0%
  • Bicycle0.0%
  • Taxi, ride-hailing, motorcycle or other0.0%
  • Worked from home21.7%

Average one-way commute: 45.7 minutes for people who do not work from home.

Environment and hazard risk

Spencerville, MD, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Relatively Moderate

Top: winter weather

Storm events since 1996

1,849

Countywide, mostly thunderstorm wind

Flood insurance policies

2,029

0.8% of homes, county

July high / Jan low

89° / 26°F

47.5 inches of rain a year

Hazards, floods and storm historyCheck a flood zone

Health statistics

Share of adults in Spencerville, MD, CDC PLACES estimates

All 40 measures

Obesity

26.5%

U.S. 33.3% -6.8 pts

Diabetes

11.1%

U.S. 12.1% -1.0 pts

Smoking

7.8%

U.S. 12.8% -5.0 pts

Uninsured (18-64)

8.6%

U.S. 11.1% -2.5 pts

ZIP codes in Spencerville

1 in or overlapping Spencerville. Population shown

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Cities near Spencerville

Frequently asked questions

What county is Spencerville, MD in?
Spencerville is in Montgomery County, Maryland.
What ZIP codes are in Spencerville, MD?
ZIP codes in or overlapping Spencerville include 20868.
What is the population of Spencerville, MD?
About 1,028 people live in Spencerville, based on American Community Survey 5-year estimates.
What cities are near Spencerville?
Nearby places include Cloverly (1.9 mi), Ashton-Sandy Spring (2.7 mi), Burtonsville (2.9 mi), Fairland (3.2 mi), Colesville (3.5 mi).

Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023