Firefighters were battling a massive 500-acre forest fire in Ocean County, New Jersey, officials said.

The fire started Tuesday night and was 10% contained, according to WPVI-TV.

The New Jersey Forest Fire Service and Joint Base McGuire-Dix-Lakehurst Fire Department were working to gain control of the blaze that was burning on federal, state and private property along Route 539 and Horicon Avenue.

FIRE CREWS BATTLE MASSIVE, MULTI-ALARM FIRE AT FOUNTAIN OF LIFE CENTER CHURCH IN FLORENCE, NEW JERSEY

Route 539 was closed between Route 70 and Long Swamp Road and Horicon Avenue was closed at Route 70. A mandatory evacuation order was issued for residents on Division Street in Lakehurst.

New Jersey Fire

A massive forest fire burns in Ocean County, New Jersey, on, April 12, 2023, as firefighters battle the blaze (New Jersey Department of Environmental Protection via AP)

Twenty-five structures were being threatened, officials said.

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No injuries have been reported. The cause of the fire is under investigation.