Seneca Gardens, KY

At the 2020 census, Seneca Gardens was a tiny Jefferson County home-rule city of 674 people tucked between Louisville’s Bowman Field and Seneca Park. It began as a residential subdivision in 1922, laid out on land that had once been part of the Speed family’s Farmington estate. The best local detail is that Abraham Lincoln spent three weeks at Farmington in 1841 while visiting his friend Joshua Speed and courting Mary Todd. By 1939, residents incorporated when a private company stopped maintaining the roads, lights, vacant lots, and garbage service.

Today Louisville surrounds the city, but Seneca Gardens still elects its own mayor and four commissioners. Nearly every building is residential; the lone nonresidential exception is Keneseth Israel Synagogue. The neighborhood’s edges are defined by parkland, the airport field, and Taylorsville Road, while the streets carry names inherited from the old Wetstein and Broadmeade developments. World War II gave the city an unexpected infrastructure headache: limestone close to the surface made septic tanks fail, and sewage ran toward Beargrass Creek, so residents bonded themselves for a sewer system after the Army raised concerns about conditions near Bowman Field. It is a very small city with a surprisingly sturdy civic backstory.