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> New Jersey > Union County
| County : | Union County |
| State : | New Jersey (NJ) |
| Land Area : | 102.85 sq mi |
| Water Area : | 2.55 sq mi |
| Latitude : | 40.6598707 |
| Longitude : | -74.3086957 |
| Population (2010): | 536,499 |
| Population Estimate (2012) : | 536,383 |
| Population Density : | 5,216.10/sq mi |
| Housing Units (2012) : | 199,489 |
| Median Household Income (2012) : | $69,347 (New Jersey : $71,637, USA : $53,046) |
| Median Family Income (2012) : | $84,089 (New Jersey : $87,389, USA : $64,585) |
| Median House Price (2012) : | $373,700 (New Jersey : $337,900, USA : $181,400) |
Union County Cities / Towns
| Elizabeth City (124,969) | Fanwood Borough (7,318) | Garwood Borough (4,226) |
| Kenilworth Borough (7,914) | Linden City (40,499) | Mountainside Borough (6,685) |
| New Providence Borough (12,171) | Plainfield City (49,808) | Rahway City (27,346) |
| Roselle Borough (21,085) | Roselle Park Borough (13,297) | Summit City (21,457) |
| Westfield Town (30,316) |
Union County Zip Codes
| 07016 (22,625) | 07023 (7,318) | 07027 (4,226) |
| 07033 (7,914) | 07036 (41,970) | 07060 (44,998) |
| 07062 (12,949) | 07063 (13,538) | 07065 (27,346) |
| 07066 (14,756) | 07076 (23,480) | 07081 (15,808) |
| 07083 (53,053) | 07088 (3,606) | 07090 (30,338) |
| 07092 (6,730) | 07201 (26,263) | 07202 (40,849) |
| 07203 (21,085) | 07204 (13,297) | 07205 (21,398) |
| 07206 (26,636) | 07208 (31,219) | 07901 (22,806) |
| 07922 (12,246) | 07974 (11,768) | 08812 (14,296) |