274 Charlton Avenue is a 2 story, 3 bay, rectangular plan, Mission-influenced, residential building. The c. 1910, stucco-clad house is dominated by a side gable, clay tile roof, end chimneys and an inset arched portico entrance. Additional architectural features include multi-pane windows, cast stone arches above the first floor end windows, and cast stone wreath motifs set into the facade stucco. In the 1920s, the house was owned by Charles H. Jewett, Jr., a New York broker.