Parkton, MD ZIP code
The ZIP code for Parkton, Maryland is 21120. It is in Baltimore County.
- Population in these ZIPs
- 7,440
- Avg. median income
- $162,100population-weighted
- Typical home value
- $642,300population-weighted
- Metro area
- Baltimore-Columbia-Towson, MD
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Parkton, MD ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 21120 | 7,440 | $162,052 | $642,300 |
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 Parkton
- Freeland 4 mi
- Maryland Line 5 mi
- White Hall 6 mi
- Sparks Glencoe 6 mi
- Monkton 7 mi
- Upperco 9 mi
- Hampstead 9 mi
- Cockeysville 9 mi
- Butler 9 mi
- Manchester 10 mi
- Phoenix 11 mi
- Hunt Valley 11 mi
Frequently asked questions
What is the ZIP code for Parkton, MD?
The ZIP code for Parkton, MD is 21120.
What county is Parkton, Maryland in?
Parkton ZIP codes are in Baltimore County.