RK
Ruby King — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Knox-County, Tennessee
Our Model Tree links this Ruby King across the 1930 and 1940 US Censuses in Knox-County, Tennessee (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 12-person household.
Age 17
b. ~1923
Female
Daughter
Born: Tennessee
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Knox-County, Tennessee |
| Surname | King |
| Given Name | Ruby L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | Civil District 13 |
| 1935 Residence (County) | Knox |
| Additional Details | |
| Occupation | Beauty Shop |
| Industry | PW |
| Class of Worker | 600 |
| Highest Grade | 8 |
| 1935 Residence | 48 |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Occupation | Beauty Shop |
| Township / Ward | Civil District 13 |
| Est. Birth Year | ~1923 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruby | Age | Birth yr |
|---|---|---|---|---|
| Fred King | Other | — | 15 | ~1925 |
| Charles Byrd | Other | — | 15 | ~1925 |
| Willard King | Son | — | 15 | ~1925 |
| Harvey King | Son | — | 19 | ~1921 |
| Ollie King | Daughter | — | 13 | ~1927 |
| Collie King | Head | — | 51 | ~1889 |
| Callie King | Spouse | — | 47 | ~1893 |
| Verdie King | Daughter | — | 9 | ~1931 |
| Ruby King | Daughter | — | 17 | ~1923 |
| Mildred King | Daughter | — | 11 | ~1929 |
| Mary King | Daughter | — | 6 | ~1934 |
| Bobby King | Son | — | 4 | ~1936 |
Census Appearances
1930
Knox, Tennessee
Other, age 6
Knox, Tennessee · implied b. ~1924 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Reba E. |
| Relationship to Head | Grandson |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tenn |
| Mother's Birthplace | Tennessee |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Knox-County, Tennessee
Daughter, age 17
Knox-County, Tennessee · implied b. ~1923 — 12 household members
| Surname | King |
| Given Name | Ruby L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | Civil District 13 |
| 1935 Residence (County) | Knox |
| Occupation | Beauty Shop |
| Industry | PW |
| Class of Worker | 600 |
| Highest Grade | 8 |
| 1935 Residence | 48 |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Ruby King across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruby King
Daughter · 1940 · age 17 · b. ~1923 · Tennessee
★ You are viewing this record
Sibling
Verdie King
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Willard King
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ollie King
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary King
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred King
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harvey King
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bobby King
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Knox-County, Tennessee
Open full size
1940 US Federal Census — Knox-County, Tennessee
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03909-00426)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elizabeth Shadd | 29 | Wife | — | Texas |
| 2 | Elizabeth Shadd | 0 | Daughter | — | Tennessee |
| 3 | J. Keller Stafford | 38 | Head | House Building | Tennessee |
| 4 | Lucy Stafford | 35 | Wife | — | Tennessee |
| 5 | Nell R. Stafford | 16 | Son | — | Tennessee |
| 6 | Carl K. Stafford | 15 | Son | — | Tennessee |
| 7 | Leon R. Stafford | 13 | Son | — | Tennessee |
| 8 | Howard G. Stafford | 11 | Son | — | Tennessee |
| 9 | Anna L. Stafford | 7 | Daughter | — | Tennessee |
| 10 | Clara M. Stafford | 2 | Daughter | — | Tennessee |
| 11 | Ford Road - Three Following Families | None | — | — | — |
| 12 | James E. Napier | 34 | Head | Vulcanizer | Virginia |
| 13 | Elizabeth M. Napier | 31 | Wife | — | Pennsylvania |
| 14 | Nancy J. Napier | 7 | Daughter | — | Tennessee |
| 15 | Mack D. No Name | 66 | Head | Stove Works | Tennessee |
| 16 | Addie S. No Name | 46 | Wife | — | Tennessee |
| 17 | Coletta No Name | 16 | Daughter | — | Tennessee |
| 18 | Geneva No Name | 14 | Daughter | — | Tennessee |
| 19 | Herbert No Name | 13 | Son | — | Tennessee |
| 20 | Joseph No Name | 11 | Son | — | Tennessee |
| 21 | Howard No Name | 6 | Son | — | Tennessee |
| 22 | Mary Ruth No Name | 4 | Daughter | — | Tennessee |
| 23 | Martha A. No Name | 2 | Daughter | — | Tennessee |
| 24 | Robert S. Compton | 25 | Head | Printer | Tennessee |
| 25 | Josie M. Compton | 24 | Wife | — | Tennessee |
| 26 | Robert E. Compton | 2 | Son | — | Tennessee |
| 27 | Minerva C. Green | 39 | Head | — | Tennessee |
| 28 | Dawn Green | 15 | Daughter | — | Tennessee |
| 29 | Collie Sr. King | 51 | Head | Feed Store | Tennessee |
| 30 | Callie L. King | 47 | Wife | Feed Store | Tennessee |
| 31 | Harvey N. King | 19 | Son | Retail Grocery | Tennessee |
| 32 | Ruby L. King THIS PERSON | 17 | Daughter | Beauty Shop | Tennessee |
| 33 | Willard King | 15 | Son | — | Kentucky |
| 34 | Ollie M. King | 13 | Daughter | — | Tennessee |
| 35 | Mildred D. King | 11 | Daughter | — | Tennessee |
| 36 | Verdie B. King | 9 | Daughter | — | Tennessee |
| 37 | Mary Ruth King | 6 | Daughter | — | Tennessee |
| 38 | Bobby F. King | 4 | Son | — | Tennessee |
| 39 | Fred W. King | 15 | Nephew | — | Tennessee |
| 40 | Charles Byrd | 15 | Nephew | — | Tennessee |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)