http://docsouth.unc.edu
Documenting the American South, University of North Carolina, has etext (HTML and SGML/TEI formats) of the six books published in Chesnutt's live time--The Conjure Woman, The Wife of His Youth, The House Behind the Cedars, The Marrow of Tradition, The Colonel's Dream, and Frederick Douglass.

http://etext.lib.virginia.edu/
The Electronic Text Center at the University of Virginia offers SGML (and readable as HTML) versions of "The Partners" and "The Free-Colored People of North Carolina."

Course Sites, Historical Sites, Biographical Sites, Commercial Sites:

http://lead.csustan.edu/english/reuben/pal/chap6/chesnutt.html
(Part of Paul Rueben's "PAL: Perspectives in American Literature--A Research and Reference Guide" this page offers links to etexts, bibliography, and study questions.)

http://www.virginia.edu/~history/courses/courses.old/hius323/chesnutt.html
(This page in a history course site offers a short biography and a bibliography.)

http://www.ncwriters.org/cchestnu.htm
(This page from the North Carolina Writers' Network offers a brief biography, a brief excerpt from The House Behind the Cedars, a bibliography, and information about the Charles Chesnutt Association.)

http://loa.org/chesnutt/
(Aimed at promoting the Library of America's Charles W. Chesnutt: Stories, Novels, and Essays single-volume collection of selected works, this site provides a variety of matierals, including information about Chesnutt's career, a few short selections from Chesnutt's journal, commentary by Werner Sollors, the editor of the Library of American volume, and a clip of Veiled Aristocrats, a film version of House Behind the Cedars.