Dearborn, Missouri
Demographics
Table:
Historical population

Census	Pop.	Note	%±

1890	239	—
1900	567	137.2%
1910	499	−12.0%
1920	578	15.8%
1930	549	−5.0%
1940	456	−16.9%
1950	391	−14.3%
1960	444	13.6%
1970	543	22.3%
1980	547	0.7%
1990	480	−12.2%
2000	529	10.2%
2010	496	−6.2%
2016 (est.)	508	[4]	2.4%
U.S. Decennial Census[12]

Using the data table for 'Dearborn, Missouri' titled 'Demographics', create one factual sentence about the highlighted cells, without adding extra data and format it within the following JSON object {"answer": "YOUR ANSWER"}.