Milford. 1 Residential city (1990 pop. 49,938), New Haven co., SW Conn., on Long Island Sound; settled 1639, inc. as a city 1959. Oysters and clams are gathered there for commercial use, and the city also has light manufacturing, such as the production of writing pens and electrical products. Milford Academy, a preparatory school, is there. 2 Industrial town (1990 pop. 25,355), Worcester co., S Mass., on the Charles River, in a farm area; settled 1662, set off from Mendon and inc. 1780. Pink granite has been quarried there since the mid-1800s. Manufactures include glass containers, electronic products, and precision and analytical instruments.