ZIP code
21136
Reisterstown, MD
21136 covers Reisterstown in Baltimore County, with 33,778 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 21136. Methodology
ZIP code map of 21136

About ZIP code 21136
Acceptable cities: Glyndon
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 21136. Not ACS. Methodology
People in 21136
Race
- White18,731
- Black or African American9,137
- American Indian or Alaska Native117
- Asian2,353
- Native Hawaiian and Pacific Islander13
- Other race2,052
- Two or more races2,570
Hispanic or Latino (any race): 3,650
Age
- Under 103,825
- 10 to 194,976
- 20 to 293,951
- 30 to 394,368
- 40 to 494,328
- 50 to 595,290
- 60 to 694,565
- 70 to 792,570
- 80 and older1,100
Income and housing in 21136
Education
- High school graduate93.1%
- Bachelor's degree51.6%
- Graduate degree24.1%
Places covering 21136
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.
- Reisterstown59.9%
- Owings Mills0.1%
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 County97.2%
- Carroll County2.8%
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
40.0% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 21136
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 32,895 | |
| 2006 | 31,550 | |
| 2007 | 32,869 | |
| 2008 | 32,162 | |
| 2009 | 32,483 | |
| 2010 | 32,777 | |
| 2011 | 34,895 | 32,965 |
| 2012 | 34,471 | 33,210 |
| 2013 | 33,190 | 33,210 |
| 2014 | 33,512 | 33,140 |
| 2015 | 33,328 | 33,560 |
| 2016 | 33,355 | 33,380 |
| 2017 | 33,636 | 33,180 |
| 2018 | 34,164 | 32,830 |
| 2019 | 34,177 | 32,760 |
| 2020 | 34,347 | 33,040 |
| 2021 | 35,306 | 32,170 |
| 2022 | 35,038 | 32,350 |
| 2023 | 33,778 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 21136
12 nearest ZIP centroids (any distance)
- 21071Glyndon3.6 miPop 355 · Income $138,456
- 21117Owings Mills3.8 miPop 61,337 · Income $100,934
- 21133Randallstown4.6 miPop 31,847 · Income $84,248
- 21048Finksburg6.0 miPop 10,002 · Income $122,801
- 21163Woodstock7.0 miPop 7,031 · Income $131,154
- 21104Marriottsville7.3 miPop 5,786 · Income $199,803
- 21784Sykesville7.4 miPop 37,813 · Income $141,228
- 21208Pikesville7.5 miPop 38,108 · Income $90,822
- 21153Stevenson7.8 miPop 519 · Income $184,643
- 21023Butler8.0 miPop 83 · Income $81,438
- 21244Windsor Mill8.1 miPop 39,545 · Income $84,849
- 21030Cockeysville9.4 miPop 25,312 · Income $97,875
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 21136, 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 21136 FAQ
- What city is ZIP code 21136 in?
- 21136 is in Reisterstown, MD.
- What county is 21136 in?
- 21136 is in Baltimore County.
- What is the median household income in 21136?
- The median household income in 21136 is $106,559.
- Which ZIP codes are near 21136?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 21136.