Jefferson County, Kentucky

Founding: 1780
Parent county: Kentucky County, Virginia

Namesake: Thomas Jefferson, U.S. president
Seat: Louisville (1800–)

Land area: 380 square miles

Population (2020): 782,969

Population (historic): 4,765 (1790); 23,979 (1830); 89,404 (1860); 188,598 (1890); 355,350 (1930)

Periods of population growth: pre-1790–1970; 1990–2020

Subdivisions: Myriad cities; nine CDPs

Pre-1940 residences (estimated): 51,707 (15.1%)
Pre-1940 housing survival rate: 42%
Pre-1860 housing survival rate (1940): 19.2%

Farm housing in disrepair (1950): 9.1%

Nonfarm housing in disrepair (1950): 8.2%
Average farmhouse value (1930): $2,899
Average outbuilding value (1930): $1,274
Average farmhouse size (1940): 5.1 rooms
Number of farms (1920): 2,826
Average farm size (1920): 48.1 acres
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Louisville

Namesake: King Louis XVI of France

Founding: 1778 (platting); 1795 (post office); 1800 (incorporation)

Population (2020): 633,045

Population (historic): 200 (1790); 10,341 (1830); 68,033 (1860); 161,129 (1890); 307,745 (1930)

Periods of population growth: pre-1790–1960; 2000–2020
Pre-1940 residences (estimated): 39,805 (32.9%)
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Outstanding Buildings

1. Springfields / Richard Taylor House (c. 1790/1810). 5608 Apache Road.
2. John Taggart House (1899). 5000 Bardstown Road. Queen Anne.
3. Bellevoir / Hamilton Ormsby House (1867). 1 Bellevoir Circle. Italianate.
4. George Aydelott Farm (1868). 6814 Bethany Lane. Italianate.
5. Locust Grove / William Croghan House (c. 1790). 561 Blankenbaker Lane. Federal.
6. Carmichael House (c. 1835). Chapman Road, north of Cane Run. Greek Revival. Razed.
7. James Trigg House (c. 1865). 7112 Covered Bridge Road. Italianate.
8. Margaret Paget House (1838). Dock View Drive, north of River Road. Federal.
9. The Anchorage / James Goslee House (1868–1869). 804 Evergreen Road. Gothic Revival.
10. Christian Heigold House Facade (c. 1857). Frankfort Avenue, south of River Road. Classical Revival.
11. Edgewood / John McFerran House (c. 1870/1910). 3605 Glenview Drive. Italianate/Classical Revival.
12. George Hikes House (1823–1824). 2834 Hikes Lane. Federal.
13. Theodore Brown House (c. 1855). 401 South Hubbard's Lane. Gothic Revival.
14. Nunnlea / Harriet Hise House (c. 1855). 1940 Hurstbourne Circle. Greek Revival.
15. Diamond Fruit Farm / Valentine Conrad House (c. 1855). 3301 Hurstbourne Springs Drive. Italianate.
16. William Newland Log House (1823). 12007 Log Cabin Lane.
17. Jacob Hikes House (c. 1820). 2806 Meadow Drive. Federal.
18. Gabriel Farnsley Farm (1837–1838). 7410 Moorman Road. Federal.
19. Robert Carrithers Farm (c. 1855). 7416 Old Heady Road. Greek Revival.
20. Joseph Abell House (c. 1804). 12210 Old Shelbyville Road. Federal.
21. Oxmoor / Alexander Bullitt Farm (c. 1785/1800/1910). 785 Oxmoor Avenue. Federal.
22. Lyndon Hall / John Jacobs House (1854/1928). 8222 Shelbyville Road. Gothic Revival.
23. Candlewood / Robert Hord House (1847–1848). 15903 Shelbyville Road. Greek Revival.
24. Stephen Chenoweth House (c. 1850). 4219 Starlite Lane. Gothic Revival.
25. Benjamin Stout House (c. 1810). 8630 Stout Road.
26. James Boston House (c. 1810). Tapestry Circle and Canopy Creek Way.
27. Cedar Grove / John Hikes House (1830). 4118 Taylorsville Road. Federal.
28. Transylvania / Philatus Barber House (1853). 6900 Transylvania Avenue. Greek Revival.
29. Hazael Tucker House (c. 1840). 2406 Tucker Station Road. Greek Revival.
30. Moses Tyler House (c. 1835). 3200 Tucker Station Road. Greek Revival.
31. James Allison House (c. 1844). 6909 Wolf Pen Branch Road. Greek Revival/Italianate.
32. Clover Hill / Miller House (c. 1826/1857–1864). 1801 Youngland Avenue. Greek Revival.

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