JL
John Lewis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hampden-County, Massachusetts
Our Model Tree links this John Lewis across the 1920, 1930 and 1940 US Censuses in Hampden-County, Massachusetts (XGBoost, ~Confirmed), with identified parents John & Ella — first a head (b.~1890), then head of a 3-person household.
Age 50
b. ~1890
Male
Head
Born: New York
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hampden-County, Massachusetts |
| Surname | Lewis |
| Given Name | John W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Springfield |
| 1935 Residence (County) | Hampden |
| Additional Details | |
| Occupation | Cost Accountant |
| Industry | Forge Mfg. Co. |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 2700 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Cost Accountant |
| Township / Ward | Springfield |
| Est. Birth Year | ~1890 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| John Lewis | Head | — | 50 | ~1890 |
| John Lewis | Son | — | 11 | ~1929 |
| Ethel Lewis | Spouse | — | 48 | ~1892 |
Census Appearances
1920
Hampden, Massachusetts
Son, age 31
Hampden, Massachusetts · implied b. ~1889 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | John W |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Clerk |
| Industry | Factory Office |
| 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
Hampden, Massachusetts
Head, age 40
Hampden, Massachusetts · implied b. ~1890 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | John W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 24 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Accountant |
| Industry | Coal Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 8500 |
| Radio Set | R |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Hampden-County, Massachusetts
Head, age 50
Hampden-County, Massachusetts · implied b. ~1890 — 3 household members
| Surname | Lewis |
| Given Name | John W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Springfield |
| 1935 Residence (County) | Hampden |
| Occupation | Cost Accountant |
| Industry | Forge Mfg. Co. |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 2700 |
| 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 John Lewis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Lewis (~0.92 confidence) and mother Ella Lewis (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Lewis
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Ella Lewis
b. ~1868
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Lewis
Head · 1940 · age 50 · b. ~1890 · Massachusetts
★ 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 — Hampden-County, Massachusetts
Open full size
1940 US Federal Census — Hampden-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01709-00464)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Eleanor J. Beatty | 11 | Daughter | — | Mass |
| 42 | Walter L. Griffin | 48 | Head | Traveling Salesman | Mass |
| 43 | Irene D. Griffin | 44 | Wife | — | Mass |
| 44 | Mary E. Griffin | 15 | Daughter | — | Mass |
| 45 | Catherine Foley | 88 | Mother-in-law | — | Mass |
| 46 | Robert E. Larson | 49 | Head | Foreman | Conn. |
| 47 | Anna D. Larson | 47 | Wife | Clerk | Mass |
| 48 | Jean Larson | 17 | Daughter | — | Mass |
| 49 | Robert Jr. Larson | 15 | Son | — | Mass |
| 50 | William Larson | 11 | Son | — | Mass |
| 51 | Marie Demario | 47 | House Maid | House Maid | Mass |
| 52 | Christian Jensen | 50 | Head | Electrician | Denmark |
| 53 | Sidne Jensen | 43 | Wife | — | Denmark |
| 54 | William Jensen | 15 | Son | — | Mass |
| 55 | John W. Lewis THIS PERSON | 50 | Head | Cost Accountant | New York |
| 56 | Ethel D. Lewis | 48 | Wife | — | Mass |
| 57 | John R. Lewis | 11 | Son | — | Mass |
| 58 | Harold J. Patterson | 48 | Head | Electrician | Canada-Eng |
| 59 | Beatrice M. Patterson | 48 | Wife | — | Conn. |
| 60 | David B. Patterson | 19 | Son | — | Mass |
| 61 | Ruth D. Patterson | 14 | Daughter | — | Mass |
| 62 | J. Allen Patterson | 8 | Son | — | Mass |
| 63 | Harold J. Patterson | 23 | Son | Machinist | Mass |
| 64 | Betty E. Patterson | 19 | Daughter-in-law | Machinist | Mass |
| 65 | Carol A. Patterson | 0 | Grand-daughter | — | Mass |
| 66 | Elmer Edson | 52 | Head | Foreman | Mass |
| 67 | Miriam E. Edson | 45 | Wife | — | Mass |
| 68 | Barbara Edson | 21 | Daughter | — | Mass |
| 69 | Lucille Edson | 20 | Daughter | — | Mass |
| 70 | Alma Edson | 16 | Daughter | Office Clerk | Mass |
| 71 | Elmer F. Ott | 50 | Head | Manager | Ohio |
| 72 | Evelyn M. Ott | 43 | Wife | — | Mass |
| 73 | Richard H. Anderson | 59 | Head | Machine Foreman | Sweden |
| 74 | Selma S. Anderson | 51 | Wife | — | Sweden |
| 75 | Richard C. Anderson | 28 | Son | Teller | Mass |
| 76 | Eleanor C. Anderson | 19 | Daughter | — | Mass |
| 77 | Herbert C. Anderson | 15 | Son | — | Mass |
| 78 | Robert L. Anderson | 14 | Son | — | Mass |
| 79 | Otto Ewig | 37 | Head | Asst Manager | Mass |
| 80 | Lillian D. Ewig | 37 | Wife | Subs. Teacher | Mass |
Pedigree Summary
John
Gen 1 · 2 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)