RS
Ralph Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lucas-County, Ohio
Our Model Tree links this Ralph Smith across the 1920, 1930 and 1940 US Censuses in Lucas-County, Ohio (XGBoost, ~Confirmed), with identified parents John & Cora — first a son (b.~1918), then head of a 4-person household.
Age 22
b. ~1918
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lucas-County, Ohio |
| Surname | Smith |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Toledo City |
| 1935 Residence (County) | Lucas |
| Additional Details | |
| Occupation | Clerk |
| Industry | Retail Furniture Store |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 220 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Clerk |
| Township / Ward | Toledo City |
| Est. Birth Year | ~1918 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ralph | Age | Birth yr |
|---|---|---|---|---|
| John Smith | Head | — | 65 | ~1875 |
| Ralph Smith | Son | — | 22 | ~1918 |
| Ray Smith | Son | — | 30 | ~1910 |
| Cora Smith | Spouse | — | 55 | ~1885 |
Census Appearances
1920
Lucas, Ohio
Son, age 2
Lucas, Ohio · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Ralph A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Lucas, Ohio
Son, age 12
Lucas, Ohio · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Lucas-County, Ohio
Son, age 22
Lucas-County, Ohio · implied b. ~1918 — 4 household members
| Surname | Smith |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Toledo City |
| 1935 Residence (County) | Lucas |
| Occupation | Clerk |
| Industry | Retail Furniture Store |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 220 |
| Highest Grade | H-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 Ralph Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Smith (~0.92 confidence) and mother Cora Smith (~0.92 confidence) and father Walter Smith (~0.92 confidence) and father Walter Smith (~0.92 confidence) and mother Beatrice Smith (~0.92 confidence) and mother Patie Smith (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Smith
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Cora Smith
b. ~1885
Source mother
● Household
· direct · ~0.92
Father
Walter Smith
b. ~1894
Source father
● Household
· direct · ~0.92
Father
Walter Smith
b. ~1894
Source father
● Household
· direct · ~0.92
Mother
Beatrice Smith
b. ~1898
Source mother
● Household
· direct · ~0.92
Mother
Patie Smith
b. ~1899
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ralph Smith
Son · 1940 · age 22 · b. ~1918 · Ohio
★ You are viewing this record
Sibling
Ray Smith
Sibling · 1940 · age 30
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 — Lucas-County, Ohio
Open full size
1940 US Federal Census — Lucas-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03264-00098)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thomas J. Buckler | 68 | Head | — | Ohio |
| 2 | Catherine L. Buckler | 65 | Wife | — | Ohio |
| 3 | Thomas A. Buckler | 33 | Son | Painter | Ohio |
| 4 | James C. Buckler | 25 | Son | Clerk | Ohio |
| 5 | Grace V. Verbauer | 38 | Daughter | — | Ohio |
| 6 | Anna Schultz | 76 | Head | — | Ohio |
| 7 | Frank Krumholz | 59 | Nephew | — | Ohio |
| 8 | Harold R. Corbin | 40 | Head | Clergyman | Ohio |
| 9 | Betty Corbin | 40 | Wife | — | Ohio |
| 10 | Allen B. Cantanian | 26 | Brother-in-law | Janitor | Ohio |
| 11 | Mary Cantanian | 66 | Mother-in-law | Housekeeper | Ohio |
| 12 | Bernard Benj. Grote | 55 | Head | Salesman | Ohio |
| 13 | Rose L. Grote | 51 | Wife | — | Ohio |
| 14 | Frances Annette Thomas | 39 | Lodger | Cook | Illinois |
| 15 | Mike Buckland | 49 | Head | — | West Virginia |
| 16 | Nellie Buckland | 48 | Wife | — | Ohio |
| 17 | Henry Buckland | 15 | Son | — | Ohio |
| 18 | Mary Fuller | 71 | Head | — | Ohio |
| 19 | Charles Fuller | 51 | Son | Pipe Fitter | Ohio |
| 20 | John Smith | 65 | Head | Proprietor | Ohio |
| 21 | Cora Smith | 55 | Wife | — | Ohio |
| 22 | Ray Smith | 30 | Son | Clerk | Ohio |
| 23 | Ralph Smith THIS PERSON | 22 | Son | Clerk | Ohio |
| 24 | James R. Larkins | 54 | Head | Brick Mason | Ohio |
| 25 | Beatrice Larkins | 55 | Wife | — | Ohio |
| 26 | Mary R. Larkins | 22 | Daughter | Teacher Of Dancing | Ohio |
| 27 | Celeste Cutting | 52 | Head | — | Ohio |
| 28 | Robert Roberts | 50 | Lodger | — | — |
| 29 | V. Daniel Gilmore | 50 | Lodger | Clerk | Nebraska |
| 30 | Kenneth C. Sheridan | 30 | Lodger | Telegraph Operator | Illinois |
| 31 | Marie Sheridan | 21 | Lodger | — | Illinois |
| 32 | Rex Davenport | 43 | Head | Pump Operator | Michigan |
| 33 | Sue Davenport | 40 | Wife | — | Virginia |
| 34 | Donald Davenport | 18 | Son | Laborer | Ohio |
| 35 | Eunice Davenport | 16 | Daughter | — | Ohio |
| 36 | Cyrus C. Yeagle | 65 | Lodger | Physician | Ohio |
| 37 | Mabel Bird | 40 | Lodger | Assistant In Warehouse | Ohio |
| 38 | Howard J. Smith | 39 | Head | — | Ohio |
| 39 | Laura Smith | 39 | Wife | — | Ohio |
| 40 | Edith Smith | 67 | Mother | — | Germany |
Pedigree Summary
Ralph + 1 sibling
Gen 1 · 6 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)