Essex County Post Offices

75 4th Ave
East Orange, New Jersey 07017

413 Washington Ave
Belleville, New Jersey 07109

10 Park Ave
Caldwell, New Jersey 07006

519 Pompton Ave
Cedar Grove, New Jersey 07009

26 City Hall Plz
East Orange, New Jersey 07018

297 Runnymede Rd
Essex Fells, New Jersey 07021

60 Evergreen Pl Ste 101
East Orange, New Jersey 07018

400 Fairfield Rd Ste 5
Fairfield, New Jersey 07004

225 Ridgewood Ave
Glen Ridge, New Jersey 07028

279 Ferry St Ste 4
Newark, New Jersey 07105

1086 Springfield Ave
Irvington, New Jersey 07111

49 W Mount Pleasant Ave
Livingston, New Jersey 07039

1767 Springfield Ave Ste 2
Maplewood, New Jersey 07040

40 Clinton St Ste L
Newark, New Jersey 07102

300 Millburn Ave
Millburn, New Jersey 07041

125 Glenridge Ave
Montclair, New Jersey 07042

2 Federal Sq
Newark, New Jersey 07102

243 Broadway
Newark, New Jersey 07104

415 Broad St
Bloomfield, New Jersey 07003

372 Franklin Ave
Nutley, New Jersey 07110

384 Main St
Orange, New Jersey 07050

160 Eagle Rock Ave
Roseland, New Jersey 07068

374 7th Ave W
Newark, New Jersey 07107

30 Chatham Rd
Short Hills, New Jersey 07078

514 Frelinghuysen Ave
Newark, New Jersey 07114

31 Vose Ave
South Orange, New Jersey 07079

290 Springfield Ave
Newark, New Jersey 07103

16 Main St
West Orange, New Jersey 07052

572 Valley Rd Ste 2
Montclair, New Jersey 07043

210 Stuyvesant Ave
Newark, New Jersey 07106

682 Bloomfield Ave
Verona, New Jersey 07044

155 Clinton Rd
Caldwell, New Jersey 07006

Essex County

There are 32 US Post Offices in Essex County serving a total of 799,352 residents equating to 24,980 residents per post office. It's estimated that approximately 1,275,855 packages are handled across the 32 county post offices annually. Essex County is a county located in the northeastern part of the U.S. state of New Jersey. As of 2015, Essex County's Census-estimated population was 797,434, an increase of 1.7% from the 2010 United States Census, when its population was enumerated at 783,969, in turn a decrease of 1.2% (9,664 fewer residents) from the 793,633 enumerated in the 2000 Census and making it the third-most populous county in the state, having dropped behind Middlesex County, and one of only two counties in the state to see a decline in population during the decade between 2000 and 2010 (Cape May County being the other). Its county seat is Newark. It is part of the New York Metropolitan Area. The Bureau of Economic Analysis ranked the county as having the 94th-highest per capita income of all 3,113 counties in the United States (and the seventh-highest in New Jersey) as of 2009."