Rules for ZIP Code 21130

ZIP code 21130 falls within Harford County, MD, in the community of Perryman. This is an unincorporated area, which means there is no city government. Instead, Harford County ordinances apply directly to properties here. County rules tend to differ from nearby cities in areas like noise enforcement, building setbacks, and animal regulations.

Each topic below links to the full ordinance breakdown with specific code sections, fine amounts, and answers to common questions. The data is sourced from the official municipal code and verified by our editorial team.