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Ruth Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Kentucky
Our Model Tree links this Ruth Williams across the 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 10-person household.
Age 15
b. ~1925
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kentucky |
| Surname | Williams |
| Given Name | Ruth A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. District 1 |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Highest Grade | H-1 |
| 1935 Residence | Same House |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Mag District 1 |
| Est. Birth Year | ~1925 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Mary Williams | Daughter | — | 11 | ~1929 |
| Dorothy Williams | Daughter | — | 5 | ~1935 |
| Ruth Williams | Daughter | — | 15 | ~1925 |
| Everett Williams | Head | — | 49 | ~1891 |
| Melvin Williams | Son | — | 12 | ~1928 |
| James Williams | Son | — | 7 | ~1933 |
| Howard Williams | Son | — | 3 | ~1937 |
| John Williams | Son | — | 20 | ~1920 |
| E Williams | Son | — | 14 | ~1926 |
| Sarah Williams | Spouse | — | 38 | ~1902 |
Census Appearances
1930
Jefferson, Kentucky
Daughter, age 4
Jefferson, Kentucky · implied b. ~1926 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Jefferson-County, Kentucky
Daughter, age 15
Jefferson-County, Kentucky · implied b. ~1925 — 10 household members
| Surname | Williams |
| Given Name | Ruth A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. District 1 |
| 1935 Residence (County) | Jefferson |
| Highest Grade | H-1 |
| 1935 Residence | Same House |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 Ruth Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruth Williams
Daughter · 1940 · age 15 · b. ~1925 · Kentucky
★ You are viewing this record
Sibling
Howard Williams
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Williams
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Williams
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Williams
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
E Williams
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Williams
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Melvin Williams
Sibling · 1940 · age 12
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 — Jefferson-County, Kentucky
Open full size
1940 US Federal Census — Jefferson-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01320-00535)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Orville C. Long | 39 | Head | Maintenance Man | Kentucky |
| 42 | Martha A. Long | 40 | Wife | Teacher | Kentucky |
| 43 | Patricia Ann Long | 9 | Daughter | — | Kentucky |
| 44 | Robt. Deckel | 24 | Head | Nurseryman | Kentucky |
| 45 | Hallie M. Deckel | 23 | Wife | — | Kentucky |
| 46 | Robt. L. Deckel | 1 | Son | — | Kentucky |
| 47 | Brown Pearl | 43 | Head | Dairy Man | Kentucky |
| 48 | Lula Pearl | 43 | Wife | — | Kentucky |
| 49 | Coy B. Pearl | 16 | Son | — | Kentucky |
| 50 | Richard A. Pearl | 4 | Son | — | Kentucky |
| 51 | Fred H. Wilburn | 30 | Head | Laborer | Alabama |
| 52 | Lillie B. Wilburn | 24 | Wife | — | Alabama |
| 53 | Margaret L. Wilburn | 7 | Daughter | — | Alabama |
| 54 | Quill G. Hall | 19 | Brother-in-law | Laborer | Alabama |
| 55 | John F. Comerford | 46 | Head | Landscape Gardener | Kentucky |
| 56 | Ruth E. Comerford | 35 | Wife | — | Indiana |
| 57 | John P. Comerford | 12 | Son | — | Indiana |
| 58 | William D. Comerford | 11 | Son | — | Kentucky |
| 59 | Everett Williams | 49 | Head | Laborer | Kentucky |
| 60 | Sarah P. Williams | 38 | Wife | — | Kentucky |
| 61 | John Lee Williams | 20 | Son | Laborer | Kentucky |
| 62 | Ruth A. Williams THIS PERSON | 15 | Daughter | — | Kentucky |
| 63 | E. Ray Williams | 14 | Son | — | Kentucky |
| 64 | Melvin Williams | 12 | Son | — | Kentucky |
| 65 | Mary Williams | 11 | Daughter | — | Kentucky |
| 66 | James Williams | 7 | Son | — | Kentucky |
| 67 | Dorothy Williams | 5 | Daughter | — | Kentucky |
| 68 | Howard K. Williams | 3 | Son | — | Kentucky |
| 69 | Carl M. Trinkler | 43 | Head | Manager | Kentucky |
| 70 | Frieda M. Trinkler | 40 | Wife | — | Kentucky |
| 71 | Mary C. Trinkler | 7 | Daughter | — | Kentucky |
| 72 | William D. Trinkler | 39 | Brother | Cashier | Kentucky |
| 73 | Clarence J. Howlett | 41 | Head | Laborer | Kentucky |
| 74 | Ella M. Howlett | 45 | Wife | — | Kentucky |
| 75 | Clara L. Howlett | 23 | Daughter | — | Kentucky |
| 76 | James Paul Howlett | 22 | Son | Nurseryman | Kentucky |
| 77 | Agnes P. Howlett | 20 | Daughter | Housekeeper | Kentucky |
| 78 | Eula C. Howlett | 17 | Daughter | — | Kentucky |
| 79 | Stanley Charlson | 34 | Head | Gardener | Kentucky |
| 80 | Sarah J. Charlson | 28 | Wife | — | Kentucky |
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)