Township of Frelinghuysen


Farmland Preservation
Historical Committee
Land Use Board
Municipal Clerk
Office of the Mayor
Open Space Committee
Online Forms
Recreation Committee
Residents Guide
Township Committee
Township History

(908) 852-4121
Fax: (908) 852-7621

Business Hours:
Monday - Friday
Closed for lunch

Mailing Address:
Township of Frelinghuysen
210 Main Street
Johnsonburg, NJ 07825




Frelinghuysen Township
Warren County, NJ

Frelinghuysen Township rated #4 in the
2015 Best Places to live in NJ for families.

About 24 square miles in area, the Township of Frelinghuysen offers an immensely varied prospect of mountains, valleys, rivers, marshes, rock ledges, and rolling farmland, as well as a history that is still very much in evidence—from old Indian camps near rivers and lakes to its several historic villages, many historic houses, and other structures, such as mills and lime kilns. [More...]

Mud Pond

New Jersey Municipal Website Rankings

Frelinghuysen Township finished 3rd in the county and 167th in the state!

Information for new or current residents

A resource guide for new or current residents to the Township of Frelinghuysen can be found here.

Office of Emergency Management Coordinator

Nick Pachnos
Cell Phone: 908-256-6355

In an effort to provide more reliable and effective communications with citizens, Frelinghuysen Township has implemented Swiftreach Networks, Inc. as our emergency notification provider.

Swift911™ is a system designed to make phone calls to specific people or areas in the event of an emergency or for sharing important information. Frelinghuysen Office of Emergency Management and other departments will use this system to notify citizens by phone of information regarding you or your property. The system can make thousands of calls in a minute to convey vital information. These messages may include information on floods, fires, water emergencies, road closures, missing persons, evacuation orders, and weather emergencies.

The Swiftreach Network Data has been provided by a third party data provider and only includes listed phone numbers in Frelinghuysen Township. It is important for residents and business owners to provide contact information such as unlisted, unpublished or cell phone numbers. Accurate numbers in the database help to ensure emergency information will be passed on to everyone in a timely manner.

Please note: This website it is not monitored on a 24/7 basis and if you are experiencing a true emergency you should dial 911.

Add/Remove/Update Your Contact Information


October 17, 2016 - Green Township Fire Dept. open house will be held on October 29, 2016 from 1-5 p.m. Click here for details.

October 17, 2016 - VOTERS IN WARREN COUNTY

The Warren County Clerk's office is open Monday - Friday 8:00 am until 4:00 pm for early voting. You may vote up until 3:00 pm on Monday the 7th of November.

We will also be open on Saturday November 5th and Sunday November 6th 9:00 am until 2:00 pm for anyone who cannot make it to the polls on November 8th.

Our office is located at the Court House in Belvidere 413 Second Street, 07823.

If you need an application for a vote by mail or have any additional questions give us a call at 908-475-6211.
You may visit our website at for information on all election matters including registering to vote, vote by mail applications, candidates and polling places.

October 15, 2016 - Frelinghuysen Forest Preserve official Grand Opening to be held Sunday October 30th, with a rain date of November 6th. Click here for details.

October 14, 2016 - The municipal alliance and recreation committee hay ride will be held on Monday October 31st at 4:00 at the town hall. The recreation committee will serve hot dogs, cider and donuts. The municipal alliance will serve punch and candy. Trick or treat will be during the hours of 4 to 8 p.m.

In light of current events, the Frelinghuysen Township Recreation Committee is suggesting that residents refrain from wearing clown costumes during the Halloween season.

June 14, 2016 - Township Committee letter to the Board of Public Utilities for Service Electric's failure to provide cable service to certain areas of the township. Click here for details.

May 21, 2015 - The Frelinghuysen Township Municipal code book is now online:
Code of the Township of Frelinghuysen, NJ

Older Announcements listed here

Municipal Court

The Frelinghuysen Township Municipal Court is located at:

Municipal Courts of Knowlton Township
628 Route 94
Columbia, New Jersey 07832.

Court Clerk: Rosanne V. McPartland, CMCA

Telephone: 908-496-4131
Fax: 908-496-8997

Easy Things You Can Do Every Day To Protect Our Water...Storm water Brochure

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