SS
Sophia Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lucas-County, Ohio
Our Model Tree links this Sophia Smith across the 1930 and 1940 US Censuses in Lucas-County, Ohio (XGBoost, ~Confirmed) — first a spouse (b.~1899), then head of a 6-person household.
Age 41
b. ~1899
Female
Spouse
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lucas-County, Ohio |
| Surname | Smith |
| Given Name | Sophia |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Toledo |
| 1935 Residence (County) | Lucas |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Adams |
| Est. Birth Year | ~1899 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Sophia | Age | Birth yr |
|---|---|---|---|---|
| Floyetta Smith | Daughter | — | 15 | ~1925 |
| Wardell Smith | Head | — | 42 | ~1898 |
| Sophia Smith | Spouse | — | 41 | ~1899 |
| Irvin Smith | Son | — | 21 | ~1919 |
| Wardell Smith | Son | — | 13 | ~1927 |
| Marvin Smith | Son | — | 20 | ~1920 |
Census Appearances
1930
Lucas, Ohio
Other, age 31
Lucas, Ohio · implied b. ~1899 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Sophia |
| Relationship to Head | Wife-H. |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 19 |
| 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
Spouse, age 41
Lucas-County, Ohio · implied b. ~1899 — 6 household members
| Surname | Smith |
| Given Name | Sophia |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Toledo |
| 1935 Residence (County) | Lucas |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Ohio |
| 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 Sophia Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Sophia Smith
Spouse · 1940 · age 41 · b. ~1899 · 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 — Lucas-County, Ohio
Open full size
1940 US Federal Census — Lucas-County, Ohio
Page Contents
35 people indexed on this census page (nara:1940:m-t0627-03105-00179)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Sue Glavocky | 23 | Sister-in-law | House Maid | Ohio |
| 42 | Clarence Frost | 27 | Head | Truck Driver | Ohio |
| 43 | Catherine Frost | 22 | Wife | — | Ohio |
| 44 | Sally Frost | 3 | Daughter | — | Ohio |
| 45 | Lawrence Wagoner | 29 | Head | Assembler | Ohio |
| 46 | Edna Wagoner | 27 | Wife | — | Ohio |
| 47 | Lawrence Ii Wagoner | 4 | Son | — | Ohio |
| 48 | Russell D. Wagoner | 2 | Son | — | Ohio |
| 49 | Margaret Atfield | 28 | Lodger | — | Michigan |
| 50 | Wardell J. Smith | 42 | Head | Yard Clerk | Michigan |
| 51 | Sophia Smith THIS PERSON | 41 | Wife | — | Ohio |
| 52 | Irvin Smith | 21 | Son | Clerk | Ohio |
| 53 | Marvin Smith | 20 | Son | Ditch Digger | Ohio |
| 54 | Floyetta Smith | 15 | Daughter | — | Ohio |
| 55 | Wardell Jr. Smith | 13 | Son | — | Ohio |
| 56 | Frank Poplawski | 40 | Head | Assembler | Ohio |
| 57 | Lillian Poplawski | 36 | Wife | Assembler | Ohio |
| 58 | Cecila Sbierajewski | 32 | Head | Sewer | Ohio |
| 59 | Mary Ann Sbierajewski | 11 | Daughter | — | Ohio |
| 60 | Raymond Sbierajewski | 9 | Son | — | Ohio |
| 61 | Barbara J. Sbierajewski | 4 | Daughter | — | Ohio |
| 62 | Christ Sommers | 34 | Head | Oiler | Michigan |
| 63 | Luella Sommers | 34 | Wife | — | Ohio |
| 64 | Herbert Sommers | 1 | Son | — | Ohio |
| 65 | Helen Ab. Holloway | 33 | Head | Nurse Maid | New York |
| 66 | Roger Ab. Holloway | 14 | Son | — | Ohio |
| 68 | Edith Sommers | 58 | Head | — | Michigan |
| 69 | Roscoe Nation | 50 | Son in Law | Conductor | Illinois |
| 70 | Blanche Nation | 39 | Daughter | — | Michigan |
| 71 | Robert Nation | 11 | Grandson | — | Ohio |
| 72 | Frank Poppins | 66 | Head | Steel Cutter | Missouri |
| 73 | Della Ab. Poppins | 66 | Wife | — | Missouri |
| 78 | Eugene Mininger | 29 | Head | Draftsman | Ohio |
| 79 | Dolores Mininger | 21 | Wife | Decorator | Ohio |
| 80 | Lois Marie Mininger | 0 | Daughter | — | Ohio |
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)