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David Lewis — 1930 US Census Record
Model Tree available1930 United States Federal Census · Mahoning, Ohio
Our Model Tree links this David Lewis across the 1920, 1930 and 1940 US Censuses in Mahoning, Ohio (XGBoost, ~Confirmed), with identified parents George & Annie — first a head (b.~1905), then head of a 3-person household.
Age 25
b. ~1905
Male
Head
Born: Ohio
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Mahoning, Ohio |
| Surname | Lewis |
| Given Name | David |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 23 |
| Father's Birthplace | Wales |
| Mother's Birthplace | Ohio |
| Additional Details | |
| Occupation | Clerk |
| Industry | Corn Mill Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 40.00 |
| Radio Set | R |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Clerk |
| Township / Ward | Youngstown 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 1930 census.
| Name | Relation to head | Relative to David | Age | Birth yr |
|---|---|---|---|---|
| David Lewis | Head | — | 25 | ~1905 |
| Hazel Lewis | Other | — | 22 | ~1908 |
| David Lewis | Son | — | 1 | ~1929 |
Census Appearances
1920
Mahoning, Ohio
Son, age 14
Mahoning, Ohio · implied b. ~1906 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Wales |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Mahoning, Ohio
Head, age 25
Mahoning, Ohio · implied b. ~1905 — 3 household members
| Surname | Lewis |
| Given Name | David |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 23 |
| Father's Birthplace | Wales |
| Mother's Birthplace | Ohio |
| Occupation | Clerk |
| Industry | Corn Mill Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 40.00 |
| Radio Set | R |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Mahoning-County, Ohio
Other, age 35
Mahoning-County, Ohio · implied b. ~1905 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | David |
| Relationship to Head | lodger |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Youngstown City |
| 1935 Residence (County) | Mahoning |
| Occupation | clerk |
| Industry | steel Mill |
| Class of Worker | PW |
| Income (1939) | 2280 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Lewis (~0.92 confidence) and mother Annie Lewis (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Lewis
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Annie Lewis
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
David Lewis
Head · 1930 · age 25 · b. ~1905 · Ohio
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Mahoning, Ohio
Open full size
1930 US Federal Census — Mahoning, Ohio
Page Contents
50 people indexed on this census page (ia:1930:ohiocensus00reel1846:0958)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Arvid Deveney | 40 | Head | Carpenter | Pennsylvania |
| 2 | Julia Deveney | 33 | Wife-H | Waitress | Czechoslovakia |
| 3 | Margaret Deveney | 10 | Daughter | — | Pennsylvania |
| 4 | Delbert Hehl | 22 | Roomer | Teacher | Ohio |
| 5 | Herbert Imboden | 34 | Roomer | Teacher | Ohio |
| 6 | Albert Rache | 44 | Head | Fireman | Hungary |
| 7 | Sadie Rache | 42 | Wife-H | — | Hungary |
| 8 | Isabel Rache | 21 | Daughter | Saleslady | Ohio |
| 9 | Theresa Rache | 20 | Daughter | Saleslady | Ohio |
| 10 | Margaret Rache | 16 | Daughter | — | Ohio |
| 11 | William Lind | 34 | Head | Letter Carrier | Pennsylvania |
| 12 | Cleo Lind | 30 | Wife-H | — | Ohio |
| 13 | Betty Jane Lind | 7 | Daughter | — | Ohio |
| 14 | David Lewis THIS PERSON | 25 | Head | Clerk | Ohio |
| 15 | Hazel Lewis | 22 | Wife-H | — | Pennsylvania |
| 16 | David Russell Lewis | 1 | Son | — | Ohio |
| 17 | Andrew Johnson | 30 | Head | Carpenter | Sweden |
| 18 | Edith Johnson | 30 | Wife-H | — | New Jersey |
| 19 | Andrew Johnson | 3 | Son | — | Ohio |
| 20 | William Johnson | 1 | Son | — | Ohio |
| 21 | Ernest Lindquist | 50 | Head | Painter | Sweden |
| 22 | Lydia Lindquist | 46 | Wife-H | — | Sweden |
| 23 | William E. Roberts | 57 | Head | Sales. Trav. | Ohio |
| 24 | Ida H. Roberts | 48 | Wife-H | Janitress | Ohio |
| 25 | Louisa Gamis | 82 | Head | — | New York |
| 26 | August Koestler | 23 | Head | Tree Trimmer | Ohio |
| 27 | Eldora Koestler | 24 | Wife-H | — | Ohio |
| 28 | Carl E. Roach | 36 | Head | Com. Travel. | Ohio |
| 29 | Carlos Roach | 34 | Wife-H | — | Ohio |
| 30 | Donald Roach | 8 | Son | — | Ohio |
| 31 | Jean Roach | 6 | Daughter | — | Ohio |
| 32 | Richard Roach | 2 | Son | — | Ohio |
| 33 | Doris Roach | 1 | Daughter | — | Ohio |
| 34 | Emmet S. Dickey | 50 | Head | Painter | Ohio |
| 35 | Erma Dickey | 44 | Wife-H | — | W. Virginia |
| 36 | Irene Dickey | 12 | Daughter | — | Pennsylvania |
| 37 | Ernest Schonhut | 21 | Head | Con. Foreman | Ohio |
| 38 | Gertrude Schonhut | 21 | Wife-H | — | Missouri |
| 39 | Walter F. Lusted | 40 | Head | Engineer | Oregon |
| 40 | Mabel Lusted | 39 | Wife-H | — | Pennsylvania |
| 41 | Hugh Best | 47 | Head | Pipe Fitter | Pennsylvania |
| 42 | Rhoda Best | 44 | Wife-H | — | Pennsylvania |
| 43 | Thomas Best | 20 | Son | Laborer | Ohio |
| 44 | Edward Best | 25 | Head | Machinist | Pennsylvania |
| 45 | Wilma Best | 20 | Wife-H | — | Pennsylvania |
| 46 | Kenneth Best | 1 | Son | — | Ohio |
| 47 | John W. Young | 35 | Head | Pipe Fitter | Ireland |
| 48 | Harriet Young | 30 | Wife-H | — | Pennsylvania |
| 49 | Alice Young | 8 | Daughter | — | Ohio |
| 50 | Robert Young | 6 | Son | — | 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 1930 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)