ZIP code
21111
Monkton, MD
21111 covers Monkton in Baltimore County, with 4,690 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 21111. Methodology
ZIP code map of 21111
About ZIP code 21111
Acceptable cities: Hereford
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 21111. Not ACS. Methodology
People in 21111
Race
- White4,526
- Black or African American102
- American Indian or Alaska Native11
- Asian61
- Native Hawaiian and Pacific Islander3
- Other race57
- Two or more races302
Hispanic or Latino (any race): 193
Age
- Under 10485
- 10 to 19757
- 20 to 29409
- 30 to 39442
- 40 to 49553
- 50 to 59805
- 60 to 69869
- 70 to 79544
- 80 and older198
Income and housing in 21111
Education
- High school graduate99.4%
- Bachelor's degree64.0%
- Graduate degree27.6%
Places covering 21111
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
No place overlap rows for this ZIP.
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- Baltimore County82.0%
- Harford County18.0%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
100.0% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 21111
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 5,201 | |
| 2006 | 4,857 | |
| 2007 | 5,101 | |
| 2008 | 4,978 | |
| 2009 | 4,930 | |
| 2010 | 5,053 | |
| 2011 | 5,095 | 5,067 |
| 2012 | 4,624 | 5,000 |
| 2013 | 4,326 | 5,000 |
| 2014 | 4,238 | 4,990 |
| 2015 | 4,065 | 4,930 |
| 2016 | 3,903 | 4,890 |
| 2017 | 4,764 | 4,990 |
| 2018 | 4,995 | 4,920 |
| 2019 | 5,387 | 4,940 |
| 2020 | 5,343 | 4,930 |
| 2021 | 5,155 | 4,930 |
| 2022 | 4,838 | 4,950 |
| 2023 | 4,690 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 21111
12 nearest ZIP centroids (any distance)
- 21131Phoenix4.9 miPop 7,050 · Income $187,250
- 21152Sparks Glencoe5.3 miPop 6,402 · Income $119,833
- 21161White Hall6.0 miPop 5,288 · Income $99,709
- 21120Parkton6.7 miPop 7,286 · Income $157,275
- 21013Baldwin6.9 miPop 5,985 · Income $170,333
- 21084Jarrettsville7.1 miPop 7,488 · Income $118,098
- 21031Hunt Valley7.1 miPop 25 · Income —
- 21030Cockeysville7.1 miPop 25,312 · Income $97,875
- 21047Fallston8.7 miPop 13,540 · Income $154,524
- 21023Butler8.8 miPop 83 · Income $81,438
- 21082Hydes9.1 miPop 525 · Income $144,426
- 21057Glen Arm9.7 miPop 4,463 · Income $170,417
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 21111, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
Default is 2 miles. Distances are between ZIP centroids. Widen the radius if nothing is in range.
ZIP code 21111 FAQ
- What city is ZIP code 21111 in?
- 21111 is in Monkton, MD.
- What county is 21111 in?
- 21111 is in Baltimore County.
- What is the median household income in 21111?
- The median household income in 21111 is $135,781.
- Which ZIP codes are near 21111?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 21111.