GL
Grace Lewis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Kings-County, New York
Our Model Tree links this Grace Lewis across the 1910, 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed), with identified parents Thomas & Thomas — first a daughter (b.~1905), then head of a 3-person household.
Age 35
b. ~1905
Female
Daughter
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Lewis |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Additional Details | |
| Occupation | Clerk |
| Industry | Brokerage |
| Class of Worker | PW |
| Income (1939) | 1550 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Clerk |
| Township / Ward | New York City |
| Est. Birth Year | ~1905 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Grace | Age | Birth yr |
|---|---|---|---|---|
| Catherine Lewis | Head | — | 79 | ~1861 |
| Grace Lewis | Daughter | — | 35 | ~1905 |
| Bertrand Lewis | Son | — | 39 | ~1901 |
Census Appearances
1910
Kings, New …
Daughter, age 8
Kings, New York · implied b. ~1902 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1920
Kings, New …
Daughter, age 18
Kings, New York · implied b. ~1902 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | Pennsylvania |
| Occupation | Clerk |
| Industry | Telephone Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Kings, New …
Daughter, age 26
Kings, New York · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | Pennsylvania |
| Occupation | Clerk |
| Industry | Bank |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Daughter, age 35
Kings-County, New York · implied b. ~1905 — 3 household members
| Surname | Lewis |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Occupation | Clerk |
| Industry | Brokerage |
| Class of Worker | PW |
| Income (1939) | 1550 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Grace Lewis across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thomas Lewis (~0.92 confidence) and father Thomas Lewis (~0.92 confidence) and mother Catherine Lewis (~0.92 confidence) and mother Catherine Lewis (~0.92 confidence) and mother Catherine Lewis (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Lewis
b. ~1859
Source father
● Household
· direct · ~0.92
Father
Thomas Lewis
b. ~1859
Source father
● Household
· direct · ~0.92
Mother
Catherine Lewis
b. ~1866
Source mother
● Household
· direct · ~0.92
Mother
Catherine Lewis
b. ~1861
Source mother
● Household
· direct · ~0.92
Mother
Catherine Lewis
b. ~1866
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Grace Lewis
Daughter · 1940 · age 35 · b. ~1905 · New York
★ You are viewing this record
Sibling
Bertrand Lewis
Sibling · 1940 · age 39
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 — Kings-County, New York
Open full size
1940 US Federal Census — Kings-County, New York
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-02577-00564)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anna Pohl | 46 | Head | Bookkeeper | Pennsylvania |
| 2 | Frederick Pohl | 20 | Son | Clerk | New York |
| 4 | Robert Keller | 38 | Head | Printer | New York |
| 5 | Esther Keller | 37 | Wife | — | New York |
| 6 | Robert Keller | 12 | Son | — | New York |
| 7 | Jean Keller | 10 | Daughter | — | New York |
| 8 | Stephen Sheehan | 40 | Head | Chauffeur | New York |
| 9 | Gladys Sheehan | 40 | Wife | — | New York |
| 10 | Agnes Sheehan | 26 | Sister | — | New York |
| 11 | Seymour Goodman | 30 | Head | Examiner | New York |
| 12 | Pearl Goodman | 30 | Wife | — | New York |
| 13 | Martha Goodman | 3 | Daughter | — | New York |
| 14 | James Byrne | 69 | Head | Watchman | New York |
| 15 | Eleanor Byrne | 63 | Wife | — | New York |
| 16 | Walter Byrne | 34 | Son | — | New York |
| 17 | Evelyn Byrne | 22 | Daughter | Bookkeeper | New York |
| 18 | George Azzaretti | 55 | Head | Waiter | Italy |
| 19 | Lauretta Azzaretti | 29 | Daughter | Asst Designer | New York |
| 20 | Marie Azzaretti | 23 | Daughter | Clerk | New York |
| 21 | Pierina Azzaretti | 20 | Daughter | Sketcher | New York |
| 22 | John Santer | 45 | Head | Wireman | New York |
| 23 | Theresa Santer | 43 | Wife | — | New York |
| 24 | Mildred Santer | 20 | Daughter | Saleslady | New York |
| 25 | Lorraine Santer | 13 | Daughter | — | New York |
| 26 | Jack Santer | 5 | Son | — | New York |
| 27 | John Martin | 33 | Head | Bookkeeper | New York |
| 28 | Bernadine Martin | 24 | Wife | Clerk | New York |
| 29 | John Martin | 3 | Son | — | New York |
| 30 | Catherine Lewis | 79 | Head | — | Pennsylvania |
| 31 | Bertrand Lewis | 39 | Son | Clerk | New York |
| 32 | Grace Lewis THIS PERSON | 35 | Daughter | Clerk | New York |
| 33 | Basil Karayenes | 33 | Head | Cook | Greece |
| 34 | Anna Karayenes | 36 | Wife | — | Greece |
| 35 | George Karayenes | 9 | Son | — | New York |
| 36 | John Karayenes | 63 | Father | Salesman | Greece |
| 37 | Helen Karayenes | 67 | Mother | — | Greece |
| 38 | Marylou Magarie | 25 | Head | Waitress | West Virginia |
| 39 | Bernice Magarie | 22 | Brother | Counterman | West Virginia |
| 40 | Joseph Magarie | 20 | Brother | Counterman | West Virginia |
Pedigree Summary
Grace + 1 sibling
Gen 1 · 5 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)