That's inflation. Inflation is when a certain form of currency starts to have less value over time. Mainly two things cause it: people's perception of value, and the economic principle of supply and demand.
Homefacts City Report. Emmaus is located in Lehigh County, PA. The population is 11,268, making Emmaus the 4th largest city in Lehigh County. There are 4 public schools in Emmaus with an average Homefacts rating of A-. The total crime rate for Emmaus is low, and there are 11 registered sex offenders residing in the city.
Archbald ranks in the lower quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in Pennsylvania. See peer rankings below. The primary coordinate point for Archbald is located at latitude 41.5064 and longitude -75.5505 in Lackawanna County. The formal boundaries for the Borough of Archbald (see map below) encompass a land area of 17.09 sq. miles and a water area of 0.01 sq. miles. Lackawanna County is in the Eastern time zone (GMT -5). The elevation is 935 feet.