The James Hay Fant House is a historic residence located at 803 East Main Street in Union, South Carolina. Constructed around 1909, this home is a contributing property within the East Main Street–Douglass Heights Historic District, a nationally recognized area added to the National Register of Historic Places in 1989.

The James Hay Fant House exemplifies early 20th-century residential architecture with distinctive features, including:

• Flat-roofed porches supported by Ionic columns and adorned with turned balustrades
• A boxed cornice featuring modillions and dentils
• A second-story balconette with console brackets and recessed panels
• A central gable-roofed dormer with a boxed cornice, returns, and a Palladian traceried window

These elements contribute to the architectural significance of the property within the historic district.

The house is associated with James Hay Fant, a member of the prominent Fant family in Union County. While specific details about James Hay Fant’s life and contributions are limited, the Fant family has been influential in the region’s history. For instance, Josephine McCall Fant, born in 1921, was the daughter of James Hay Fant and Josephine McCall, indicating the family’s longstanding presence in the area.

As a private residence, the James Hay Fant House is not open to the public. However, visitors can view the exterior from public sidewalks or roads. The house contributes to the historical fabric of Union and offers insight into the architectural and community development of the region during the early 20th century.