19th century
- 1800 - Population: 26,504 people. [7]
- 1803
- Fort McHenry built. [8]
- Dispensary incorporated. [5]
- 1806 - St. Mary's College and Theological Seminary incorporated.
- 1807
- University of Maryland founded.
- Baltimore Museum established. [9]
- Baltimore Circulating Library in business. [10]
- 1809 - Joseph Robinson's Circulating Library in business. [10]
- 1810
- Population: 46,535 people. [7]
- Alex. Brown & Sons incorporated.
- 1814
- September - Battle of Baltimore
- Peale Museum opens.
- 1815
- Battle Monument erected. [1]
- Baltimore Exchange opens. [11]
- 1816
- Asbury College founded.
- Delphian Club founded. [12]
- 1819 - Independent Order of Odd Fellows founded.
- 1821
- 1822 - Adelphi Theatre opens. [13]
- 1823 - Athenaeum founded. [14]
- 1826 - Maryland Institute for the Promotion of the Mechanic Arts founded.
- 1827
- Washington Medical College established.
- Franklin Lyceum active. [11]
- 1829
- Mount Clare Station built.
- George Washington monument erected. [1]
- Circus building constructed. [5]
- 1830 - Baltimore and Ohio Railroad begins operating.
- 1832
- Cholera epidemic. [5]
- 1832 Democratic National Convention
- 1835
- 1837
- Baltimore Sun newspaper begins publication. [3]
- Washington Hall opens. [13]
- Orchard Street United Methodist Church built.
- 1839
- High School opens.
- Mercantile Library Association established. [6]
- Green Mount Cemetery dedicated.
- Municipal Record Office of Baltimore built.
- 1840
- Madison Lyceum active. [11]
- 1840 Democratic National Convention
- 1844
- Maryland Historical Society incorporated.
- Western High School (Baltimore) opens.
- 1844 Democratic National Convention
- 1844 Whig National Convention
- Baltimore-Washington telegraph line opens.
- 1845 - Newton University established. [15]
- 1848
- Howard Athenaeum and Gallery of Arts opens. [13]
- Olympic Theatre opens. [13]
- Concordia Club founded.[ citation needed ]
- 1848 Democratic National Convention
- 1849 - Baltimore Female College in operation. [15]
- 1850 - President Street Station built.
- 1851
- Baltimore becomes independent city.
- New Assembly-Rooms open. [13]
- Baltimore Wecker newspaper begins publication.
- 1852
- Loyola College established. [1]
- Apollo Hall opens. [13]
- 1852 Democratic National Convention
- 1852 Whig National Convention
- 1853 - Baltimore Police Department established.
- 1856
- 1857 - Peabody Institute founded.
- 1859 - City Fire Department formed.
- 1860 - 1860 Constitutional Union Convention
- 1861 - Pratt Street Riot.
- 1864
- 1865 - Concordia Opera House opens. [13]
- 1867
- Concordia Hall is founded.
- Morgan College established.
- Normal school opens. [1]
- 1871 - Ford's Grand Opera-House opens. [13]
- 1872
- Mount Auburn Cemetery established.
- 1872 Democratic National Convention
- 1873 - Leadenhall Street Baptist Church built.
- 1875
- City Hall built.
- Academy of Music opens. [13]
- Free Summer Excursion Society incorporated. [13]
- 1876
- Johns Hopkins University founded.
- The Maryland Zoo opens.
- 1877 - Railroad Strike.
- 1878 - George Peabody Library opens.
- 1880
- Woman's Industrial Exchange founded.
- Celebration of 150th anniversary of city. [16]
- 1881 - Faultless Pajama Company in business.
- 1882 - Enoch Pratt Free Library established.
- 1883
- Baltimore Manual Training School founded.
- Colored High and Training School founded.
- Baltimore Young Women's Christian Association founded.
- 1885 - Goucher College established. [1]
- 1890
- Post office built. [1]
- Population: 434,439 people. [1]
- Riverview Park opens.
- 1891 - Union Park baseball field opens.
- 1892 - Baltimore Afro-American begins publication.
- 1894 - Lyric Opera House opens.
- 1895 - Clifton Park opens (approximate date). [1]
- 1896
- Electric Park opens.
- Colored Young Women's Christian Association founded.
- 1898 - Sharp Street Memorial United Methodist Church and Community House built.
