There was a lot of anticipation as people waited at Newark City Hall for midnight.
There were also preparations made in Jersey City Hall.
Many people expressed their support as midnight struck:
The first same-sex couple in Newark was married by Senator-elect Cory Booker.
The second couple is married:
"Do you wish to be joined in marriage?"
The crowd watching at Newark City Hall:
Cory Booker weds Anthony Arenas and Alexander Padilla in Newark.
Everyone cheered in Jersey City Hall when the waiting couples were declared legally married.
This is Oscar and Gregory, together for 23 years, married in Jersey City at midnight.
Other couples newly married in Jersey with Mayor Steve Fulop.
Here's the first same-sex couple married in Lambertville, New Jersey, hugging:
Update — 9:45 a.m. ET: Christie withdraws appeal of marriage ruling
Gov. Chris Christie is dropping the fight against marriage equality in New Jersey, the Star Ledger reports.