Monkton, MD ZIP code
The ZIP code for Monkton, Maryland is 21111. It is in Baltimore County.
- Population in these ZIPs
- 4,714
- Avg. median income
- $136,300population-weighted
- Typical home value
- $720,200population-weighted
- Metro area
- Baltimore-Columbia-Towson, MD
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Monkton, MD ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 21111 | 4,714 | $136,304 | $720,200 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Monkton
- Phoenix 5 mi
- Sparks Glencoe 5 mi
- White Hall 6 mi
- Parkton 7 mi
- Baldwin 7 mi
- Hunt Valley 7 mi
- Jarrettsville 7 mi
- Cockeysville 7 mi
- Fallston 9 mi
- Butler 9 mi
- Hydes 9 mi
- Lutherville Timonium 10 mi
Frequently asked questions
What is the ZIP code for Monkton, MD?
The ZIP code for Monkton, MD is 21111.
What county is Monkton, Maryland in?
Monkton ZIP codes are in Baltimore County.