Triano FarmsTriano Farms
NJ chicken rules · Morris County

Can you keep chickens in Borough of Mount Arlington, NJ?

Yes, on lots of at least 1 acre. The zoning code allows home agriculture in all residential zones, with up to 32 chickens per acre.

The rules at a glance

Chickens allowedYes, with conditions
HensUp to 32 per acre (32 bird units)
RoostersNot prohibited; each rooster counts as 1 bird unit
PermitNot specified
Coop setbackPoultry yard at least 25 ft from any property line
Lot sizeMin. 1 acre

Good to know

  • Chickens and roosters each count as 1.0 bird unit, ducks 2.0, turkeys and geese 4.0.
  • Care must follow the NJ Cooperative Extension guidelines for home animal agriculture in residential areas.
  • Adequate outdoor space and appropriate shelter are required.
Source: Borough of Mount Arlington Code (eCode360), § 17-32.6, Home Agriculture (view the ordinance)
Verified 2026-09. Ordinances change and zoning can differ by district; always confirm the current rules with the Borough of Mount Arlington clerk or zoning office before you build.

Building a coop in Borough of Mount Arlington?

Triano Farms builds custom, predator-proof chicken coops on-site across MorrisCounty and all of New Jersey, sized to your flock and built to your town's rules.

Get a free quoteSee our coops

In an HOA? The town allowing hens is not the same as your association allowing them. What an HOA can and cannot stop.

New to this? Start with how to raise chickens in NJ, or what a coop costs.

Ready to keep your flock safe?

Tell us about your animals and your land. We'll design a coop built to last, on-site, just for you.

Get a free quoteCall or text 973-846-1575
Call 973-846-1575