Oxford is a city in northwestern Butler County, Ohio, United States.

Miami University was chartered in 1809, and Oxford was laid out by James Heaton on March 29, 1810, by the Ohio General Assembly's order of February 6, 1810.

Freedom Summer started with orientations at Western College for Women in June 1964.

This event is commemorated near the Kumler Chapel on the Western campus, now a part of Miami University.

Oxford became a qualified Tree City USA as recognized by the National Arbor Day Foundation in 1996.

[8] According to the United States Census Bureau, the city has a total area of 6.68 square miles (17.30 km2), all land.

[24] The Miami University Natural Areas has over 17 miles of hiking trails throughout Oxford.

Hikers can hike through the Silvoor Biology Sanctuary and up to the bluffs, or through the 100 acre Western Woods to enjoy a "magnificent stand of oaks, beech and maples".

The Butler County Regional Transit Authority provides bus service in the city with connections to Hamilton, Middletown, as well as Springdale, where riders can transfer to the Southwest Ohio Regional Transit Authority serving greater Cincinnati.

Differdange, Luxembourg, which is home to the Miami University Dolibois European Center, is a sister city to Oxford.

[51] Oxford established a sister city relationship with Dubno, Ukraine, in 2023.