Ingleside on the Bay is a city in San Patricio County, Texas, United States.

[4] According to the United States Census Bureau, the city has a total area of 0.3 square mile (0.8 km2), of which 0.3 square mile (0.8 km2) is land and 3.23% is water.

As of the census[2] of 2000, there were 659 people, 260 households, and 199 families residing in the city.

There were 304 housing units at an average density of 1,023.4 per square mile (395.1/km2).

18.1% of all households were made up of individuals, and 6.9% had someone living alone who was 65 years of age or older.