21136 ZIP Code: Living in Reisterstown, MD

Updated November 2026 · Data: U.S. Census Bureau, American Community Survey 2020–2024

ZIP code 21136 is in Baltimore County, Maryland, and covers Reisterstown and Glyndon (part). A historic Main Street town in northwest Baltimore County along MD-140, with newer subdivisions around the edges. About 32,088 people live in the 21136 ZIP code area.

21136 at a glance

Figures are Census estimates for ZIP Code Tabulation Area 21136, which closely follows the postal ZIP code. Estimates for smaller areas have wider margins of error.

Neighborhoods and communities in 21136

The 21136 ZIP code includes Reisterstown and Glyndon (part). ZIP code lines don’t always match neighborhood or school boundaries, so confirm the details for any specific address.

Homes in 21136: what the housing looks like

Housing in 21136 is a mix led by single-family homes, along with apartments and condos. Most homes were built before 2000; about 21% date from 2000 or later. About 79% of occupied homes are lived in by their owners, which is higher than the Maryland average of about 67%.

Type of home	Share of homes in 21136
Single-family detached	61%
Townhomes and rowhomes (attached)	18%
2–4 unit buildings	1%
Buildings with 5+ units (apartments, condos)	19%

Share of all housing units, ACS 2020–2024. 13,837 housing units in total.

Commuting from 21136

Workers living in 21136 average a 28.8-minute commute. About 25.4% work from home. Here is how far the center of the 21136 ZIP code is from major job centers and travel hubs. These are straight-line distances; drive times depend on route and traffic.

Destination	Distance
Downtown Baltimore	16 miles
Washington, D.C.	39 miles
BWI Airport	21 miles
Annapolis	37 miles
Fort Meade	23 miles
Columbia Town Center	15 miles
Towson	13 miles

Living in Baltimore County: what to know

Baltimore County has no incorporated cities, so communities such as this one are governed by the county. Property taxes, schools, police and trash service all run through Baltimore County government.

Public schools in 21136 are run by Baltimore County Public Schools. Assignments go by street address, not ZIP code, so use the district’s school locator for a specific home. To compare schools, see the Maryland State Department of Education Report Card.

For taxes, commuting and lifestyle across the county, read our Baltimore County relocation guide. For parks and trails, see Baltimore County parks.

ZIP codes near 21136

• 21071 – Glyndon
• 21117 – Owings Mills
• 21133 – Randallstown
• 21163 – Woodstock
• 21104 – Marriottsville
• 21208 – Pikesville

21136 ZIP code: frequently asked questions

What county is ZIP code 21136 in?

ZIP code 21136 is in Baltimore County, Maryland.

What neighborhoods are in the 21136 ZIP code?

The 21136 ZIP code includes Reisterstown and Glyndon (part).

What is the median home value in 21136?

The median value of owner-occupied homes in 21136 is about $422,100, according to Census American Community Survey estimates for 2020–2024. Current asking prices can differ, so check active listings for today’s market.

How far is 21136 from Baltimore and Washington, D.C.?

The center of the 21136 ZIP code is about 16 miles from downtown Baltimore and 39 miles from Washington, D.C., in a straight line. Drive times vary with traffic.

Where can I see homes for sale in 21136?

You can see all current homes for sale in 21136 on GreatestMoves.com, our home search site, at https://www.greatestmoves.com/zip-codes/21136/.

Sources: U.S. Census Bureau, American Community Survey 5-year estimates 2020–2024 (tables DP03, DP04, DP05) for ZCTA 21136; U.S. Census Bureau TIGERweb ZCTA boundaries. Distances are calculated from the ZCTA’s internal point.