Leonardtown, Maryland
Demographics
Table:
Historical population

Census	Pop.	Note	%±

1860	568	—
1870	485	−14.6%
1880	465	−4.1%
1890	521	12.0%
1900	463	−11.1%
1910	526	13.6%
1920	557	5.9%
1930	697	25.1%
1940	668	−4.2%
1950	1,017	52.2%
1960	1,281	26.0%
1970	1,406	9.8%
1980	1,448	3.0%
1990	1,475	1.9%
2000	1,896	28.5%
2010	2,930	54.5%
2017 (est.)	3,781	[3]	29.0%
U.S. Decennial Census[10]

Given the following table concerning 'Leonardtown, Maryland' — "Demographics" section, create one factual sentence about the highlighted cells, without adding extra data and provide it inside the JSON object {"answer": "YOUR ANSWER"}.