Accessory Structures in Freehold, NJ: What Residents Actually Need to Know

If you live in Freehold or are thinking about moving there, accessory structures are one of those things you probably won't think about until they affect you directly. Freehold has 4 specific rules on the books covering different aspects of accessory structures, and some of them might surprise you.

Carport Rules

Carports are accessory structures regulated by Freehold Borough Code Title 18 (Zoning). A zoning permit and a separate New Jersey Uniform Construction Code (N.J.A.C. 5:23) construction permit are required. Setbacks, lot coverage and height vary by zone - confirm with the Zoning Officer at 732-462-4903 opt. 4.

Key details: Code Authority: Freehold Borough Title 18 (Zoning). Zoning Officer: Matthew Young, 732-462-4903 opt. 4. Permit Required: Zoning + NJ UCC construction. State Code: N.J.A.C. 5:23 (UCC). Setbacks: Per zone schedule - confirm with Zoning.

Building without a zoning permit or UCC construction permit can trigger stop-work orders, daily fines under the UCC enforcement schedule (N.J.A.C. 5:23-2.31), and an order to remove or relocate the carport to meet setbacks.

ADU Rules

Freehold Borough does not explicitly permit accessory dwelling units (ADUs) by right. NJ has no statewide ADU mandate as of 2025. ADU legality depends on the Borough's zoning ordinance (Title 18). NJ legislation has been considered but not enacted. Borough density and lot sizes may limit ADU feasibility.

Key details: ADU Status: Not explicitly permitted by right. State Mandate: None (as of 2025). Zoning: Title 18 controls. Variance: May apply to Board of Adjustment.

Unpermitted ADU: code enforcement. Zoning violation: $100 to $2,000/day. May require removal of unpermitted unit.

Shed Rules

Sheds in Freehold Borough require a zoning application and construction permit. Accessory structures over 192 sq ft must be built with materials similar to the principal structure. Sheds are permitted only in rear yards. On corner lots, sheds cannot project beyond the principal structure's street-facing line.

Key details: Max Exempt Size: 192 sq ft (permitted accessory). Materials: Must match principal over 192 sq ft. Location: Rear yard only. Permit: Zoning application required.

Unpermitted structure: retroactive permit with penalty. Setback violation: modification or removal. Habitation: immediate correction.

Garage Conversions

Garage conversions in Freehold Borough require building permits under the NJ Uniform Construction Code (N.J.A.C. 5:23). Converting a garage to living space must meet residential building standards including heating, electrical, egress, and fire safety. Zoning approval needed for change of use.

Key details: Permit: Building permit required (NJ UCC). Zoning: Change-of-use approval needed. Standards: Must meet residential building code. Parking: Must maintain required off-street spaces.

Unpermitted conversion: code enforcement. Must bring to code or restore. Safety violations: immediate correction required.

The Bottom Line

Freehold's accessory structures rules are a mixed bag. Some areas are strict, others are relaxed, and the details matter. The best approach is to check the specific rule that applies to your situation rather than assuming Freehold is broadly strict or permissive.

These rules come from Freehold's publicly available municipal code. For complete penalty schedules, exemption details, and answers to common questions, see the individual ordinance pages throughout this guide.