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Prince William County, VA Animal Ordinances: Dog Leash Laws (2026)

Heavy Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified July 2026

Key Facts

Code section
PWC Code Sec. 4-23
Definition
Off property, no leash/cord/chain
Pack penalty
$100.00 per dog
License required
Dogs over 4 months (Sec. 4-40)
Enforcement
PWC Animal Services

Summary

Prince William County Code Sec. 4-23 makes it unlawful to allow a dog to run at large. A dog is 'at large' when off its owner's property and not attached to a person by a leash, cord, or chain.

These county ordinances apply to unincorporated areas of Prince William County. Incorporated cities within the county may have their own rules that take precedence over county-level regulations.

It is unlawful for a dog owner/custodian to allow their dog to run at large within the county. 'At large' means that the dog is off the property of its owner/custodian and not attached to that person by a leash.

Full Breakdown

Under PWC Code Sec. 4-23 (Article III, Dogs Generally), it is unlawful for a dog owner or custodian to allow their dog to run at large within the county. 'At large' means the dog is off the property of its owner/custodian and not under control by leash, cord, or chain. Limited exceptions exist for supervised training classes, shows, sanctioned field trials, and lawful hunting during open season. Dogs must also be currently licensed (Sec. 4-40) and rabies-vaccinated if over four months old (Sec. 4-62). Sec. 4-4 separately bars animals from trespassing on another's property after a request to stop, and Sec. 4-11 prohibits dogs from defecating on private or public property. Enforcement is by Prince William County Animal Services.

Violations & Fines

Running at large is a Class 4 misdemeanor-level violation enforced by Animal Services; dogs may be impounded, with owners owing impound and boarding fees. Sec.

Frequently Asked Questions

Does my dog have to be on a leash in Prince William County?
Yes. Sec. 4-23 makes a dog 'at large' whenever it is off the owner's property and not attached to a person by a leash, cord, or chain. Hunting and sanctioned training/shows are limited exceptions.
What is the fine for a loose dog?
Dogs found running at large in a pack carry a $100.00 civil penalty per dog under Sec. 4-23, plus possible impound and boarding fees. Individual at-large offenses are prosecuted as county code violations.

Sources & Official References

Other rules in Prince William County

All Prince William County rules

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