Lübeck was a free city until 1937 when it was absorbed into the Prussian Province of Schleswig-Holstein.
Birth and death records 1811-1875 are on Ancestry.com. Marriage banns are also available. Ancestry.com
See Familienforschung in Stadtarchiv Lübeck: http://archiv.luebeck.de/besuch-bei-uns/familienforschung.html
See collections available on Ancestry for Lubeck: https://search.ancestry.com/search/cardcatalog.aspx#ccat=hc=25&dbSort=1&sbo=1&title=Lubeck&keyword=&
Lübeck Census records are on Ancestry.com. These years are available and indexed: 1807, 1812, 1815, 1831, 1845, 1851, 1857, 1862, 1871, 1875, 1880
1807 Census index at Ancestry.com : https://www.ancestry.com/search/collections/1640/
1812 Census index on Ancestry.com: https://www.ancestry.com/search/collections/1639/
1815 Census index on Ancestry.com: https://www.ancestry.com/search/collections/1638/
1831 Census index on Ancestry.com: https://www.ancestry.com/search/collections/1731/
1845 Census index on Ancestry.com: https://www.ancestr
y.com/search/collections/1917/
1852 Census index on Ancestry.com: https://www.ancestry.com/search/collections/1939/
1857 Census index on Ancestry.com: https://www.ancestry.com/search/collections/1940/
1862 Census index on Ancestry.com: https://www.ancestry.com/search/collections/1941/
1871 Census index on Ancestry.com: https://www.ancestry.com/search/collections/1920/
1875 Census index on Ancestry.com: https://www.ancestry.com/search/collections/1918/
1880 Census index on Ancestry.com: https://www.ancestry.com/search/collections/1921/
1862 Census: https://www.ancestry.com/search/collections/1941/
Lübeck on Wikipedia: Wikipedia English version
Lübeck on Wikipedia: German Deutsch version
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