Below are a list of the cities located in Union County, PA. There are 13 total unique zip codes in Union County, Pennsylvania. The time zone for Union County is the Time zone and they follow daylight savings time. The Federal Information Processing System (FIPS) Code for echo $county.' County, '.$state_abbrev ?> is 42119.
The population in Union County, PA is currently 42,568. That is a decrease of -4.55% vs the population of 44,947 in 2010.
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