Ayer is located in Middlesex County, MA. The population is NR.
There are 2 public schools in Ayer with an average Homefacts rating of B. The total crime rate for Ayer is low , and there are 5 registered sex offenders residing in the city. Unemployment in Ayer is moderate and the median home sales price is $0. Detailed and up-to-date Ayer property reports are available for any property address.