Chesterfield Co. Genealogy Forum read and post messages about your ancestors for this county
Chesterfield County, SC GenWeb Project collection of online resources for genealogy researchers
Chesterfield County Surnames List
Census-Online.com - census transcriptions for  Chesterfield Co.
Historical Society of Chesterfield County
The Tombstone Transcription Project - cemeteries for Chesterfield  Co; SC
US GenWeb Archives for Chesterfield County cemeteries, newspapers, wills, military rosters etc recorded online hereWorld War II Honor List of Dead and Missing Army and Army Air Forces Personnel - Chesterfield County page1 and page2

Additional Resources

South Carolina Public Records Search find living & deceased family members/relatives including address, phone number, age..
South Carolina Birth Records
South Carolina Marriage Records
South Carolina Divorce Records
South Carolina Death Records