Fischer is an unincorporated community in Comal County, Texas, United States.

[3] In 2016, a species of fossil sea urchins called Tetragramma donaldtrumpi was discovered by William R. Thompson, Jr. in the community.

[2] The climate in this area is characterized by hot, humid summers and generally mild to cool winters.

[7] During the 2022–23 North American winter, a total of 0.75 inches (1.9 cm) of ice built up in the community.

[8] Today, residents are zoned to the Comal Independent School District.