RL
Ruby Lewis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this Ruby Lewis across the 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed), with identified parents Dan & Gelania — first a daughter (b.~1909), then head of a 4-person household.
Age 31
b. ~1909
Female
Daughter
Born: Arkansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Lewis |
| Given Name | Ruby |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Arkansas |
| 1935 Residence (City) | Santa Monica City |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 2491 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
| Occupation | Teacher |
| Township / Ward | Santa Monica City |
| Est. Birth Year | ~1909 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruby | Age | Birth yr |
|---|---|---|---|---|
| Gelasio Lewis | Head | — | 66 | ~1874 |
| Lydia Lewis | Daughter | — | 42 | ~1898 |
| Mary Mathew | Daughter | — | 15 | ~1925 |
| Ruby Lewis | Daughter | — | 31 | ~1909 |
Census Appearances
1920
Los Angeles, …
Daughter, age 10
Los Angeles, California · implied b. ~1910 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Ruby P. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Arkansas |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
1930
Los Angeles, …
Daughter, age 21
Los Angeles, California · implied b. ~1909 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Ruby |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Arkansas |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Ohio |
| Occupation | Church Worker |
| Can Read/Write | Yes |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
1940
Los-Angeles-County, California
Daughter, age 31
Los-Angeles-County, California · implied b. ~1909 — 4 household members
| Surname | Lewis |
| Given Name | Ruby |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Arkansas |
| 1935 Residence (City) | Santa Monica City |
| 1935 Residence (County) | Los Angeles |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 2491 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
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 Lewis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Dan Lewis (~0.92 confidence) and mother Gelania Lewis (~0.92 confidence) and mother Gelasio Lewis (~0.92 confidence) and mother Melania Lewis (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Dan Lewis
b. ~1857
Source father
● Household
· direct · ~0.92
Mother
Gelania Lewis
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Gelasio Lewis
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Melania Lewis
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ruby Lewis
Daughter · 1940 · age 31 · b. ~1909 · California
★ You are viewing this record
Sibling
Lydia Lewis
Sibling · 1940 · age 42
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Mathew
Sibling · 1940 · age 15
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 — Los-Angeles-County, California
Open full size
1940 US Federal Census — Los-Angeles-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00257-00200)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert Reddish | 13 | Lodger | — | Colorado |
| 2 | Clarence O. Nelson | 46 | Head | Mgr + Operator | Calif. |
| 3 | Frances Nelson | 44 | Wife | Secretary | Calif. |
| 4 | Nellie Jester | 45 | Head | Secretary | Missouri |
| 5 | Gwen Jester | 14 | Daughter | Saleslady | Missouri |
| 6 | Marilyn Jester | 13 | Daughter | Saleslady | Missouri |
| 7 | Edward Jester | 10 | Son | — | Africa |
| 8 | Gelasio Lewis | 66 | Head | — | Ohio |
| 9 | Lydia Lewis | 42 | Daughter | — | Nebraska |
| 10 | Ruby Lewis THIS PERSON | 31 | Daughter | Teacher | Arkansas |
| 11 | Mary Mathew | 15 | Daughter | — | Calif. |
| 12 | Perry Mccord | 38 | Head | Mail Carrier | Colorado |
| 13 | Rose E. Mccord | 31 | Wife | — | Texas |
| 14 | Otta Marshall | 67 | Head | — | Mississippi |
| 15 | Eloy Marshall | 54 | Wife | — | Wisconsin |
| 16 | Arthur Erickson | 35 | Head | Manager | Minn. |
| 17 | Alice Erickson | 32 | Wife | — | Kansas |
| 18 | Sandra Erickson | 4 | Daughter | — | Minn. |
| 19 | Martin Erickson | 1 | Son | — | Calif. |
| 20 | J. A. Pearson | 66 | Head | — | Minn. |
| 21 | Lydia Pearson | 60 | Wife | — | Illinois |
| 22 | Albert R. Larsen | 45 | Head | Inspector | Calif. |
| 23 | Clarice Larsen | 48 | Wife | — | South Dak. |
| 24 | Elza Larsen | 66 | Mother | — | Scotland |
| 25 | Arley D. Savage | 39 | Head | Optometrist | Utah |
| 26 | Winifred Savage | 33 | Wife | — | Utah |
| 27 | Robert Savage | 10 | Son | — | Calif. |
| 28 | Raymond Savage | 8 | Son | — | Calif. |
| 29 | Elaine Savage | 4 | Daughter | — | Calif. |
| 30 | Wilbur F. Horton | 36 | Head | Supervisor | Tenn. |
| 31 | Josephine R. Horton | 36 | Wife | — | Illinois |
| 32 | Carol A. Horton | 2 | Daughter | — | Calif. |
| 33 | Lena Tulip | 75 | Mother-in-law | — | Michigan |
| 34 | Harold Abraham | 27 | Head | Salesman | Calif. |
| 35 | Helen Abraham | 26 | Wife | Secretary | Indiana |
| 36 | Sherry Abraham | 1 | Daughter | — | California |
| 37 | Edith M. Hobson | 58 | Housekeeper | Housekeeper | Kansas |
| 38 | Wm. C. Southard | 43 | Head | Collector | Ohio |
| 39 | Ruth E. Southard | 39 | Wife | — | Calif. |
| 40 | Edward Southard | 18 | Son | — | Calif. |
Pedigree Summary
Ruby + 2 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)