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David Lewis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mahoning-County, Ohio
Our Model Tree links this David Lewis across the 1910, 1920, 1930 and 1940 US Censuses in Mahoning-County, Ohio (XGBoost, ~Confirmed), with identified parents William & Rose — first a head (b.~1887), then head of a 3-person household.
Age 53
b. ~1887
Male
Head
Born: WALES
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mahoning-County, Ohio |
| Surname | LEWIS |
| Given Name | DAVID J. |
| Relationship to Head | HEAD |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | WALES |
| 1935 Residence (City) | YOUNGSTOWN |
| 1935 Residence (County) | MAHONING |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | COPYREADER |
| Industry | NEWSPAPER |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2500 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
| Occupation | Copyreader |
| Township / Ward | Youngstown |
| Est. Birth Year | ~1887 |
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 David | Age | Birth yr |
|---|---|---|---|---|
| David Lewis | Head | — | 53 | ~1887 |
| Robert Lewis | Son | — | 19 | ~1921 |
| Celia Lewis | Spouse | — | 58 | ~1882 |
Census Appearances
1910
Cuyahoga, Ohio
Son, age 21
Cuyahoga, Ohio · implied b. ~1889 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Daniel |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Wales |
| Year of Immigration | 1898 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Wales |
| Mother's Birthplace | Wales |
| Occupation | Grocer |
| Industry | Own Store |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
1920
Cuyahoga, Ohio
Other, age 32
Cuyahoga, Ohio · implied b. ~1888 — 50 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Daniel S. |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Wales |
| Father's Birthplace | Wales |
| Mother's Birthplace | Wales |
| Occupation | Electrician |
| Industry | Infirmary |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Welsh |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
1930
Mahoning, Ohio
Other, age 43
Mahoning, Ohio · implied b. ~1887 — 49 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | David J. |
| Relationship to Head | R |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Wales |
| Naturalization Status | Naturalized |
| Year of Immigration | 1901 |
| Age at First Marriage | 29 |
| Father's Birthplace | Wales |
| Mother's Birthplace | Wales |
| Occupation | Editor |
| Industry | Publishing Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Welsh |
| Home Owned/Rented | 45 |
| Home Value / Rent | R |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
1940
Mahoning-County, Ohio
Head, age 53
Mahoning-County, Ohio · implied b. ~1887 — 3 household members
| Surname | LEWIS |
| Given Name | DAVID J. |
| Relationship to Head | HEAD |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | WALES |
| 1935 Residence (City) | YOUNGSTOWN |
| 1935 Residence (County) | MAHONING |
| Naturalization Status | Naturalized |
| Occupation | COPYREADER |
| Industry | NEWSPAPER |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2500 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
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 David Lewis across 4 US Census years (1910, 1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father William Stater (~0.92 confidence) and mother Rose Stater (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Stater
b. ~1860
Source father
● Household
· direct · ~0.92
Mother
Rose Stater
b. ~1867
Source mother
● Household
· direct · ~0.92
This person
Anchor record
David Lewis
Head · 1940 · age 53 · b. ~1887 · Ohio
★ 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 — Mahoning-County, Ohio
Open full size
1940 US Federal Census — Mahoning-County, Ohio
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03271-00378)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Nels J. Hallston | 54 | HEAD | Toolmaker | SWEDEN |
| 42 | Gerda E Hallston | 57 | WIFE | — | SWEDEN |
| 43 | Margret Hallston | 36 | DAUGHTER | Typist | OHIO |
| 44 | George E Malloy | 54 | HEAD | Insurance Agent | OHIO |
| 45 | Alice Malloy | 54 | WIFE | — | OHIO |
| 46 | Gerome Nodae | 68 | HEAD | Boiler Maker | ITALY |
| 47 | Mary Nodae | 49 | WIFE | Beauty Operator | OHIO |
| 48 | Louis Nodae | 31 | SON | Bartender | OHIO |
| 49 | David J. Lewis THIS PERSON | 53 | HEAD | Copyreader | WALES |
| 50 | Celia L. Lewis | 58 | WIFE | — | PENNSYLVANIA |
| 51 | Robert Lewis | 19 | SON | Truck Driver | PENNSYLVANIA |
| 52 | Joseph B Thomas | 59 | HEAD | Ruffer | PENNSYLVANIA |
| 53 | Eva E Thomas | 53 | WIFE | — | IOWA |
| 54 | Alfred Roaub | 42 | HEAD | Clerk | OHIO |
| 55 | Alice Roaub | 37 | WIFE | — | OHIO |
| 56 | Esther A Roaub | 11 | DAUGHTER | — | OHIO |
| 57 | Frank Motte | 49 | LODGER | Station Manager | SWITZERLAND |
| 58 | Gorham Lingeman | 37 | HEAD | Salesman | NEW YORK |
| 59 | Dorthy Lingeman | 38 | WIFE | — | OHIO |
| 60 | Barbra Lingeman | 2 | DAUGHTER | — | OHIO |
| 61 | Carl J. Lund | 46 | HEAD | Real Estate Salesman | SWEDEN |
| 62 | Ann L Lund | 43 | WIFE | — | SWEDEN |
| 63 | Dorthy Lund | 12 | DAUGHTER | — | OHIO |
| 64 | Carol Lund | 9 | DAUGHTER | — | OHIO |
| 65 | Jack Lund | 7 | SON | — | OHIO |
| 66 | Frank Patterson | 75 | HEAD | Retired | PENNSYLVANIA |
| 67 | Grace E. Patterson | 60 | WIFE | — | OHIO |
| 68 | Adia Hubler | 68 | SISTER IN LAW | Seamstress | OHIO |
| 69 | Nora Oldaker | 70 | SISTER IN LAW | — | OHIO |
| 70 | Clara E. Oldaker | 58 | SISTER IN LAW | — | OHIO |
| 71 | Niece Helen | None | F | Public School | — |
| 73 | William B Smith | 41 | HEAD | Layer Out | OHIO |
| 74 | Elsie R Smith | 44 | WIFE | — | OHIO |
| 75 | Ruth Smith | 16 | DAUGHTER | — | OHIO |
| 76 | George Billow | 30 | HEAD | Schedule Clerk | OHIO |
| 77 | Mildred Billow | 28 | WIFE | — | OHIO |
| 78 | Barbra Billow | 2 | DAUGHTER | — | OHIO |
| 79 | Wade Wilkins | 47 | HEAD | Salesman | OHIO |
| 80 | Hester Wilkins | 45 | WIFE | — | OHIO |
Pedigree Summary
David
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)