The weird story behind why there are so many split bathrooms in San Francisco homes Feb. 10, 2021 FacebookTwitterEmail The split bathroom may have stemmed from the Victorian era’s obsession with hygiene.Siva Raj / Courtesy When most homes in the Victorian era were constructed, there was no toilet in the home at all. In fact, many Bay Area residents may have had their sinks and tubs installed years before they added an indoor toilet. More: More: part of an affiliate marketing program, which means we may get paid commissions on editorially chosen products purchased through our links to retailer sites. It