US ZIP Code Map

ZIP code

21791

Union Bridge, MD

STANDARD

21791 covers Union Bridge in Carroll County, with 4,734 people in the ACS estimate.

Map of 21791, Union Bridge

ZIP code map

ACS population

4,734

Median household income

$90,460

Median home value

$370,300

About ZIP code 21791

Type

STANDARD

City

Union Bridge

County

Carroll County

Timezone

America/New_York

Area codes

227, 240, 301, 410, 443, 667

Land area

46.0 sq mi

Water area

0.08 sq mi

Households

1,975

Median gross rent

$1,320

Acceptable cities: Linwood

More enterprise fields

Timezone
America/New_York
Area Codes
227, 240, 301, 410, 443, 667
World Region
NA
Country
US
Housing Count
2,088
Irs Estimated Households
2,560
Population Count
5,292
Irs Estimated Population
4,880

People in 21791

Race

  • White4,790
  • Black or African American120
  • American Indian or Alaska Native9
  • Asian47
  • Other race55
  • Two or more races271

Hispanic or Latino (any race): 122

Age

  • Under 10662
  • 10 to 19627
  • 20 to 29617
  • 30 to 39651
  • 40 to 49577
  • 50 to 59807
  • 60 to 69740
  • 70 to 79407
  • 80 and older204

Income and housing in 21791

Poverty rate

6.6%

Median earnings

$49,591

Median household income

$90,460

Median home value

$370,300

Median gross rent

$1,320

Education

  • High school graduate94.4%
  • Bachelor's degree26.3%
  • Graduate degree11.0%

Places covering 21791

Cities and places

76.5% of this ZIP is outside city limits (a real overlap row, not missing data).

Population history for 21791

IRS populationACS population
6,1973,099020052023

Hover a year for IRS and ACS values.

ZIP codes near 21791

  1. 21776New Windsor4.0 miPop 5,905 · Income $111,923
  2. 21792Unionville4.7 miPop — · Income —
  3. 21759Ladiesburg4.8 miPop 20 · Income —
  4. 21757Keymar5.2 miPop 2,810 · Income $98,520
  5. 21787Taneytown6.2 miPop 11,549 · Income $88,212
  6. 21775New Midway7.0 miPop 21 · Income —
  7. 21762Libertytown7.0 miPop 176 · Income —
  8. 21798Woodsboro7.7 miPop 2,765 · Income $125,583
  9. 21157Westminster9.1 miPop 40,191 · Income $102,835
  10. 21778Rocky Ridge9.2 miPop 840 · Income $110,489
  11. 21158Westminster9.3 miPop 22,404 · Income $108,795
  12. 21793Walkersville11.1 miPop 10,914 · Income $128,504

ZIP code 21791 FAQ

What city is ZIP code 21791 in?
21791 is in Union Bridge, MD.
What county is 21791 in?
21791 is in Carroll County.
What is the median household income in 21791?
The median household income in 21791 is $90,460.
Which ZIP codes are near 21791?
Use the radius tool on this page to list ZIP codes within a chosen distance of 21791.