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Betty Lewis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Betty Lewis across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents James & Robert — first a daughter (b.~1914), then head of a 8-person household.
Age 26
b. ~1914
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Lewis |
| Given Name | Betty |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Fox Chapel Boro |
| Est. Birth Year | ~1914 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Betty | Age | Birth yr |
|---|---|---|---|---|
| James Lewis | Son | — | 30 | ~1910 |
| Barbara Lewis | Other | — | 2 | ~1938 |
| Sally Corson | Other | — | 4 | ~1936 |
| Betty Lewis | Daughter | — | 26 | ~1914 |
| Mary Corson | Daughter | — | 32 | ~1908 |
| Barbara Lewis | Other | — | 28 | ~1912 |
| James Lewis | Head | — | 60 | ~1880 |
| Julie Lewis | Other | — | 4 | ~1936 |
Census Appearances
1920
Allegheny, Pennsylvania
Daughter, age 5
Allegheny, Pennsylvania · implied b. ~1915 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Betty |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Wales |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Daughter, age 15
Allegheny, Pennsylvania · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Betty C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Wales |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Daughter, age 26
Allegheny-County, Pennsylvania · implied b. ~1914 — 8 household members
| Surname | Lewis |
| Given Name | Betty |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Highest Grade | Hs 4 |
| 1935 Residence | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Betty Lewis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Lewis (~0.92 confidence) and father Robert Lewis (~0.92 confidence) and father Robert Lewis (~0.92 confidence) and mother Cordelia Lewis (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Lewis
b. ~1880
Source father
● Household
· direct · ~0.92
Father
Robert Lewis
b. ~1860
Source father
● Household
· direct · ~0.92
Father
Robert Lewis
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Cordelia Lewis
b. ~1868
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Betty Lewis
Daughter · 1940 · age 26 · b. ~1914 · Pennsylvania
★ You are viewing this record
Sibling
Mary Corson
Sibling · 1940 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Lewis
Sibling · 1940 · age 30
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 — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03404-00401)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Patricia Steier | 7 | Daughter | — | Pennsylvania |
| 2 | Phyllis G Riche | 45 | Nurse | Nurse (Practical) | Pennsylvania |
| 3 | Frederick Blackburn | 47 | Head | Vice President | Pennsylvania |
| 4 | Gertrude Blackburn | 41 | Wife | — | Pennsylvania |
| 5 | Madeline Blackburn | 16 | Daughter | — | Pennsylvania |
| 6 | Harriet E Blackburn | 13 | Daughter | — | Pennsylvania |
| 7 | William M Henderson | 72 | Head | President | Pennsylvania |
| 8 | William M Jr Henderson | 17 | Son | — | Maryland |
| 9 | John Taylor Henderson | 17 | Son | — | Maryland |
| 10 | Edw C B Gould | 43 | Head | Investment Broker | Maryland |
| 11 | R Katherine Gould | 42 | Wife | — | Maryland |
| 12 | Margaret Gould | 21 | Daughter | — | Maryland |
| 13 | Katherine Gould | 19 | Daughter | — | Maryland |
| 14 | Curtis Gould | 16 | Son | — | Maryland |
| 15 | Edw C B Jr Gould | 14 | Son | — | Maryland |
| 16 | Laughlin Gould | 12 | Son | — | Maryland |
| 17 | John Gould | 9 | Son | — | Maryland |
| 18 | Iva Riche | 35 | Nurse | Nurse (Trained) | England |
| 19 | Katherine Wood | 30 | Servant | Maid | Virginia |
| 20 | John Kunkle | 33 | Servant | Chauffeur | Pennsylvania |
| 21 | William H Brokel | 50 | Head | Treasurer | Pennsylvania |
| 22 | Florence Brokel | 46 | Wife | — | Pennsylvania |
| 23 | William E Brokel | 22 | Son | Laborer | Pennsylvania |
| 24 | Harry C Brokel | 19 | Son | — | Pennsylvania |
| 25 | Mary A Brokel | 15 | Daughter | — | Pennsylvania |
| 26 | Lucy B Smith | 66 | Servant | Cook | Pennsylvania |
| 27 | H Victoria Steyer | 22 | Servant | Waitress | West Virginia |
| 28 | Thomas A Mcgee | 45 | Head | Chauffeur | Pennsylvania |
| 29 | Katherine Mcgee | 38 | Wife | — | Irish Free State |
| 30 | James Edward Lewis | 60 | Head | — | Pennsylvania |
| 31 | Betty Lewis THIS PERSON | 26 | Daughter | — | Pennsylvania |
| 32 | Mary S Corson | 32 | Daughter | — | Pennsylvania |
| 33 | James Edward Jr Lewis | 30 | Son | Purchasing Agent | Pennsylvania |
| 34 | Barbara Lewis | 28 | Daughter-in-law | — | Ohio |
| 35 | Julie Currier Lewis | 4 | Granddaughter | — | Pennsylvania |
| 36 | Barbara Mcdonald Lewis | 2 | Granddaughter | — | Pennsylvania |
| 37 | Sally S Corson | 4 | Granddaughter | — | Tennessee |
| 38 | Joseph Cramer | 39 | Head | Chauffeur | Pennsylvania |
| 39 | Stephanie Cramer | 35 | Wife | — | Jugo-Slavia |
| 40 | Vivian Cramer | 15 | Daughter | — | Pennsylvania |
Related Census Records
Pedigree Summary
Betty + 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)