Is this your family? I've posted the census information below so
that if there are cousins out there looking for you they will have a
better chance of recognizing your Walkers from all of these others
in NC.

1870 Census Charlotte, Mecklenburg Co., NC
Daniel Walker 52 M B Property $0 Personal $15 b.NC
Ellen Walker 46 F B b. NC
Mary Walker 24 F B b. NC
Calvin Walker 14 M B b.NC
Edward Walker 7 M B b. NC
James Walker 5 M B b. NC
Harriet Walker 4 F B b. NC
John C Walker 5mon M B b. NC
Wilson Taylor 4 M B b. NC

1880 Census Sharon, Mecklenburg Co., NC
Danl. Walker Head B M 65 widower Works on Farm b. NC Father NC
MOther NC
Mary Walker Daughter F B 30 single Keeping House b. NC Father NC
MOther NC
James Walker Son B M 14 single Works On Farm b. NC Father NC MOther
NC
Harriet Walker Daughter B F 12 single Idle b. NC Father NC MOther NC
John Walker Son B M 10 single Idle b. NC Father NC MOther NC
William Walker Grandson B M 13 single Works on Farm b. NC Father NC
MOther NC
Walter Walker Grandson B M 9 single Idle b. NC Father NC MOther NC

a few doors down:

Calvin Walker Head B M 23 married Works on Farm b. NC Father NC
MOther NC
Caroline Walker Wife B F 21 married Keeping House b. NC Father NC
MOther NC
John H Walker Step-son B M 6 single b. NC Father NC MOther NC
Mary E Walker Daughter B F 1 single b. NC Father NC MOther NC
Infant Walker Son B M 3mon single b. NC Father NC MOther NC

1900 Census Crab Orchard, Mecklenburg Co., NC
C. Walker Head M B b. June 1850 age 49 married 23 yrs b. NC Father
NC MOther NC Occu: Farmer
Carrie Walker Wife F B b. May 1858 age 42 married 23 yrs 12 children
born 9 living b. NC Father NC MOther NC
Carrie? Walter Daughter F B b. Dec 1881 age 18 single b. NC Father
NC MOther NC
Addie Walker Daughter F B b. May 1883 age 17 single b. NC Father NC
MOther NC
Arthur Walker Son M B b. July 1886 age 13 single b. NC Father NC
MOther NC
Lee Walker Son M B b. May 1890 age 10 single b. NC Father NC MOther
NC
Ula Walker Daughter F B b. Dec 1892 age 7 single b. NC Father NC
MOther NC
Effie Walker Daughter F B b. May 1896 age 4 single b. NC Father NC
MOther NC
Girtrude Walker Daughter B F b. May 1897 age 3 single b. NC Father
NC MOther NC
John C Walker Son M B b. May 1899 age 1 single b. NC Father NC
MOther NC

1910 Census Sharon, Mecklenburg Co., NC
Caroline Walker Head F B 53 widow 15 children born 10 living b. NC
Father NC MOther NC Occu: Farmer
Eula Walker Daughter F B 16 single b. NC Father NC MOther NC
Effie Walker Daughter F B 15 single b. NC Father NC MOther NC
Gertrude Walker Daughter F B 13 single b. NC Father NC MOther NC
John C Walker Son M B 11 single b. NC Father NC MOther NC
Ruth Walker Daughter F B 8 single b. NC Father NC MOther NC

1920 Census Charlotte Ward 2, Mecklenburg Coo., NC
Caroline Walker Head F B 66 widow b. NC Father NC MOther NC
John Clarance Walker Son M B 18 single b. NC Father NC MOther NC
Occu: Laborer Automobile Factory
Effie Walker Daughter F B 20 single b. NC Father NC Mother NC Occu:
Cook Private Family
Ruthie Walker Daughter F B 16 single b. NC Father NC Mother NC Occu:
Nurse Private Family
Eula Walker Daughter F B 26 single b. NC Father NC Mother NC Occu:
Cook Private Family
Sara Lily Johnston Granddaughter F B 22 single b. NC Father NC
Mother NC Occu: Cook Private Family
Tommie? Stewart Grandson M B 9 single b. NC Father NC MOther NC

1930 Census Dist 8, Charlotte, Mecklenburg Co., NC
Caroline Walker Head M Neg 72 widow b. NC Father NC MOther NC
Effie Walker Daughter F Neg 22 single b. NC Father NC MOther NC
Occu: Servant private Family
Clarance Walker Son M Neg 23 single b. NC Father NC MOther NC Occu:
Service Man Retail Tire Co.
Lee Walker Grandson 6 M Neg single b. NC Father NC MOther NC
Calvin Walker Grandson M Neg 5 single b. NC Father NC MOther NC
Nancy Walker Granddaughter F Neg 3yrs 11 mon b. NC Father NC MOther
NC

North Carolina Death Collection, 1908-1996 Record
Name: Caroline Walker
Death Date: 2 Mar 1932
Death County: Mecklenburg
Death State: North Carolina
Death Age: 79
Birth Date: abt. 1853
Race: N

North Carolina Death Collection, 1908-1996 Record
Name: Ruth Walker
Death Date: 24 Sep 1928
Death County: Mecklenburg
Death State: North Carolina
Death Age: 23
Birth Date: abt. 1905