capita income for the city was $12,955. About 19.7% of families and 21.1% of the population were below the poverty line, including 41.4% of those under age 18 and 3.2% of those age 65 or over. As of the census of 2010 the population of St. Francisville was 697. Economy St. Francisville is noted for a locally grown variety of popcorn, trademarked as "Black Jewell" for the color of the corn kernels. The popcorn packer attributes the varietal snack food to development work in the "mid 1960s." Notable person Julian Morgenstern (1881–1976), rabbi, professor, and president of Hebrew Union College, born in St. Francisville William Phipps, retired actor and film producer, moved with his mother and brother to St. Francisville when he was six, and grew up there. References Cities in Lawrence County, Illinois Cities in Illinois