UPDATE: Authorities have identified the man killed in the blaze. Read the latest update.

NEPTUNE - One person is dead and several people are injured following an overnight fire in Ocean Grove, according to authorities.

The extent of the injuries is unknown, according to the Monmouth County Prosecutor's Office, which is handling the investigation. Neptune Township police said in a Twitter post that the blaze resulted in "several injuries," but the exact number was unclear.

The three-alarm fire burned the third floor of a three-story apartment building on Broadway around 2 a.m. Thursday morning.

The cause of the fire is not suspicious, according to the prosecutor's office.

Dozens of firefighters and law enforcement officers from multiple fire companies and police departments responded to the fire.

Aftermath: After an epic fire Ocean Grove fire, what does the future hold for the North End?

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One firefighter and one paramedic were also treated for minor injuries, according to the prosecutor's office.

The response shut down nearly three blocks of the Ocean Grove community.

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The fire was under control by 6 a.m. but crews were still on scene sifting through the damage.

No other details were immediately available.

The American Red Cross New Jersey Region said it is helping four people in three families with emergency assistance for temporary lodging, food and clothing.

This is a developing story. Check back with APP.com for more updates.

Keith Schubert is the morning breaking news reporter. He can be contacted via text, call or signal at (732) 239-8731 or emailed at kschubert@gannett.com. Follow him on Twitter at @keithsch94.