412 Oaklawn Avenue is an elegant 1905 Tudor Revival residence set on nearly one acre in South Pasadena's Oaklawn Historic District. Designed by Kavanaugh & Barnes and built by the F. O. Engstrum Company for the developer of Oaklawn Avenue as his personal residence. The architecture reflects the early American Tudor Revival style, defined by steeply pitched front facing gables, ornamental half timbering, stucco and masonry cladding and distinctive brick detailing. A deep, recessed brick entry porch framed by a Tudor arch creates a dramatic sense of arrival. The home's scale and detailing reflected the aspirations of the Oaklawn tract, a master planned enclave promoted as South Pasadena's 'suburb deluxe.' Created during a period of rapid cultural and architectural growth in the area.Inside, bands of small paned nine over one wood sash windows wrap the facade, while a prominent bow window anchors the western end of the house. Original architectural details include hardwood floors, finely crafted millwork, built in cabinetry, leaded glass accents and generously scaled public rooms that reflect the home's early Old English design. The grounds include a historic carriage house beside the pool, updated with a kitchen and bath, as well as a separate studio with a fireplace opening to the outdoor dining terrace. These auxiliary structures preserve the property's estate like character while offering flexible living and guest accommodations. The home has been carefully stewarded through seismic retrofitting, sensitive remodeling, and restoration, maintaining its architectural integrity throughout.A contributing property within the National Register-listed Oaklawn District, 412 Oaklawn stands as a rare and remarkably intact example of early Tudor Revival architecture, combining historic pedigree, expansive grounds, and enduring presence in one of South Pasadena's most sought after neighborhoods.