Harford County, Maryland


Founding: 1774
Parent county: Baltimore
Namesake: Henry Harford, Maryland proprietor
Seat: Bel Air (1782–)
Land area: 437 square miles
Population (2020): 260,924
Population (historic): 14,976 (1790); 17,120 (1840); 22,605 (1870); 28,269 (1900); 31,603 (1930)
Periods of population growth: pre-1790–1810; 1820–1860; 1870–1890; 1910–2020
Subdivisions: Two cities; one town; 13 CDPs
Pre-1940 residences (estimated): 4,549 (4.4%)
Pre-1940 housing survival rate: 65.3%
Pre-1860 housing survival rate (1940): 36.1%
Farm housing in disrepair (1950): 10.1%
Nonfarm housing in disrepair (1950): 7.2%
Average farmhouse value (1930): $2,851
Average outbuilding value (1930): $2,406
Average farmhouse size (1940): 6.4 rooms
Number of farms (1920): 2,399
Average farm size (1920): 64.6 acres
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Bel Air
 
Namesake: The French word belleaire ("lovely manner")
Founding: 1780 (platting); 1794 (post office); 1874 (incorporation)
Population (2020): 10,661
Population (historic): 255 (1850); 633 (1870); 1,416 (1890); 1,005 (1910); 1,650 (1930)
Periods of population growth: pre-1850; 1860–1890; 1900–2020
Pre-1940 residences (estimated): 227 (4.4%)
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Outstanding Buildings

  1. St. Francis de Sales Catholic Church (1866). 1450 Abingdon Road. Romanesque.
  2. Swansbury / Alexander Smith House (c. 1800). 111 Beard’s Hill Road. Federal.
  3. Blenheim / Henry Osborn House (c. 1875). 1350 Blenheim Farm Lane. Eastlake.
  4. Mount Pleasant / Charles Bryan House (1907). 1250 Bulle Rock Parkway. Georgian Revival.
  5. Winsted / Christian Hoopman House (c. 1810/1840). 3844 West Chapel Road. Greek Revival.
  6. John Cole House (1897). 1737 East Churchville Road. Eastlake.
  7. Gray Gables / Helen Stokes House (c. 1886). 4528 Conowingo Road. Queen Anne.
  8. Fair Meadows / Clement Dietrich House (1868). 2416 Creswell Road. Second Empire.
  9. Harmony Presbyterian Church (1872). 440 Darlington Road. Gothic Revival.
  10. William Silver Farm (1857–1858). 521 Darlington Road. Italianate.
  11. John Price House (c. 1855). 3201 Deth’s Ford Road. Italianate.
  12. James Stansbury House (c. 1861). 1616 Eden Mill Road. Italianate.
  13. Jeremiah Silver Farm (1853–1855). 337 Fox Road. Greek Revival.
  14. William Finney House (c. 1825). 517 Glenville Road. Federal.
  15. Hidden Valley Farm / Joshua Green House (c. 1860). 2916 Greene Road. Italianate/Gothic Revival.
  16. Lansdowne / Hugh Jewett Farm (1770/1890s). 3300 Harmony Church Road. Queen Anne.
  17. Silverton / Silas Silver House (1858). 3643 Harmony Church Road. Italianate.
  18. Benjamin Silver Farm (1856). 3646 Harmony Church Road. Greek Revival.
  19. Watters Memorial Methodist Church (c. 1880). 1452 Jarrettsville Road. Gothic Revival.
  20. St. Ignatius Catholic Church (c. 1789/1822/1848/1865). 533 East Jarrettsville Road. Greek Revival.
  21. Bon Air / Francois de la Porte Farm (1794). 2501 Laurel Brook Road.
  22. Mount Felix / Giles Farm (c. 1820). 2000 Level Road. Federal.
  23. Sion Hill / Ireland–Rogers Farm (c. 1785/1806). 2026 Level Road. Georgian.
  24. Holy Trinity Episcopal Church (1878). 2929 Level Road. Gothic Revival.
  25. Winstone / Daniel Smith House (1885). 2100 Main Street. Queen Anne.
  26. Bethel Presbyterian Church (1888). 4141 Norrisville Road. Gothic Revival.
  27. James Maxwell House (1720–1724). 700 Old Church Drive.
  28. Olney / John Norris Farm (c. 1810/1850). 1001 Old Joppa Road. Federal/Greek Revival.
  29. Indian Spring / Stump–Janney Farm (c. 1830/1865). 856 Priestford Road. Gothic Revival.
  30. Giles House (c. 1790). 461 Quaker Bottom Road.
  31. John Carter House (1804). Rock Run Road, southwest of Stafford Road.
  32. Holy Cross Episcopal Church (1888). 4603 Rocks Road. Gothic Revival.
  33. St. Mary of the Assumption Catholic Church (1895). 1021 St. Mary’s Road. Eclectic.
  34. St. Mary’s Episcopal Church (1851). 1 St. Mary’s Church Road. Gothic Revival.
  35. Thomas Hays House (1808). 401 Thomas Run Road. Federal.
  36. Tudor Hall / Junius Booth House (c. 1847). 17 Tudor Lane. Gothic Revival.
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