JL
Joseph Lewis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Erie-County, New York
Our Model Tree links this Joseph Lewis across the 1920, 1930 and 1940 US Censuses in Erie-County, New York (XGBoost, ~Confirmed), with identified parents Frederick & Frederick — first a head (b.~1907), then head of a 3-person household.
Age 33
b. ~1907
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Erie-County, New York |
| Surname | Lewis |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Buffalo city |
| 1935 Residence (County) | Erie |
| Additional Details | |
| Occupation | Chemical Operator |
| Industry | Chemical |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1872 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Chemical Operator |
| Township / Ward | Buffalo City |
| Est. Birth Year | ~1907 |
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 Joseph | Age | Birth yr |
|---|---|---|---|---|
| Joseph Lewis | Head | — | 33 | ~1907 |
| David Lewis | Son | — | 2 | ~1938 |
| Lucy Lewis | Spouse | — | 31 | ~1909 |
Census Appearances
1920
Erie, New …
Son, age 12
Erie, New York · implied b. ~1908 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Erie, New …
Son, age 23
Erie, New York · implied b. ~1907 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Pressman |
| Industry | Chemical |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Erie-County, New …
Head, age 33
Erie-County, New York · implied b. ~1907 — 3 household members
| Surname | Lewis |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Buffalo city |
| 1935 Residence (County) | Erie |
| Occupation | Chemical Operator |
| Industry | Chemical |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1872 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| 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 Joseph Lewis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Frederick Lewis (~0.92 confidence) and father Frederick Lewis (~0.92 confidence) and mother Mary Lewis (~0.92 confidence) and mother Mary Lewis (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frederick Lewis
b. ~1881
Source father
● Household
· direct · ~0.92
Father
Frederick Lewis
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Mary Lewis
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Mary Lewis
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Lewis
Head · 1940 · age 33 · b. ~1907 · New York
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Erie-County, New York
Open full size
1940 US Federal Census — Erie-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02840-00114)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ida Rudolph | 50 | Wife | — | New York |
| 2 | Ida H. Rudolph | 16 | Daughter | — | New York |
| 3 | William C. Shea | 68 | Head | Passenger Trainman | New York |
| 4 | Margaret Shea | 65 | Wife | — | Massachusetts |
| 5 | George G. Shea | 22 | Son | Purchasing Agent | New York |
| 6 | Florence L. Shea | 21 | Daughter | Stenographer | New York |
| 7 | Joseph Lewis THIS PERSON | 33 | Head | Chemical Operator | Pennsylvania |
| 8 | Lucy Lewis | 31 | Wife | — | New York |
| 9 | David Lewis | 2 | Son | — | New York |
| 10 | Vincent Mendola | 53 | Head | Shoe Maker | Italy |
| 11 | Rose Mendola | 27 | Daughter | — | New York |
| 12 | Joseph Mendola | 24 | Son | Printing Apprentice | New York |
| 13 | Michael Mendola | 22 | Son | Laborer | New York |
| 14 | Salvatore Mendola | 20 | Son | — | New York |
| 15 | Helene Mendola | 15 | Daughter | — | New York |
| 16 | Mary Mendola | 13 | Daughter | — | New York |
| 17 | Vincent Mendola | 11 | Son | — | New York |
| 18 | Clara Mendola | 9 | Daughter | — | New York |
| 19 | Philip Palisano | 62 | Head | Stone Mason | Italy |
| 20 | Christina Palisano | 55 | Wife | — | Italy |
| 21 | Susie Palisano | 26 | Daughter | Paster | New York |
| 22 | Thomas Palisano | 24 | Son | Truck Driver | New York |
| 23 | Frank Palisano | 19 | Son | — | New York |
| 24 | Josephine Palisano | 15 | Daughter | — | New York |
| 25 | Michael Campanella | 38 | Head | Laundry Helper | New York |
| 26 | Virginia Campanella | 32 | Wife | Waitress | New York |
| 27 | Donald Campanella | 15 | Son | — | New York |
| 28 | Frank Ippolito | 39 | Head | Salesman | New York |
| 29 | Sadie Ippolito | 34 | Wife | — | New York |
| 30 | Raymond Ippolito | 14 | Son | — | New York |
| 31 | Robert Ippolito | 8 | Son | — | New York |
| 32 | John Valvo | 34 | Head | Packer | New York |
| 33 | Lena Valvo | 30 | Wife | — | Italy |
| 34 | Frances Valvo | 6 | Daughter | — | New York |
| 35 | Leonard Valvo | 3 | Son | — | New York |
| 36 | Angela Valvo | 1 | Daughter | — | New York |
| 37 | Johanna Walters | 70 | Head | Teacher | New York |
| 38 | Walter Reklene | 44 | Head | Watchman | New York |
| 39 | Addie Reklene | 66 | Wife | — | New York |
| 40 | Bessie Mendola | 67 | Head | — | New York |
Pedigree Summary
Joseph
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)