TS
Theodore Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this Theodore Smith across the 1920, 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed), with identified parents Clarence & Sadie — first a head (b.~1904), then head of a 3-person household.
Age 36
b. ~1904
Male
Head
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Smith |
| Given Name | Theodore C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | DETROIT CITY |
| 1935 Residence (County) | WAYNE |
| Additional Details | |
| Occupation | Sub Sta Operator |
| Industry | Public Utility |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 448 |
| Highest Grade | C-2 |
| 1935 Residence | Same Place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Sub Sta Operator |
| Township / Ward | Detroit City |
| Est. Birth Year | ~1904 |
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 Theodore | Age | Birth yr |
|---|---|---|---|---|
| Betty Smith | Daughter | — | 11 | ~1929 |
| Theodore Smith | Head | — | 36 | ~1904 |
| Alberta Smith | Spouse | — | 30 | ~1910 |
Census Appearances
1920
Wayne, Michigan
Son, age 17
Wayne, Michigan · implied b. ~1903 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Theodore B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Wayne, Michigan
Head, age 26
Wayne, Michigan · implied b. ~1904 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Theodore C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 23 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Electrician |
| Industry | Electrical Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 50 |
| Radio Set | R |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Wayne-County, Michigan
Head, age 36
Wayne-County, Michigan · implied b. ~1904 — 3 household members
| Surname | Smith |
| Given Name | Theodore C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | DETROIT CITY |
| 1935 Residence (County) | WAYNE |
| Occupation | Sub Sta Operator |
| Industry | Public Utility |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 448 |
| Highest Grade | C-2 |
| 1935 Residence | Same Place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Theodore Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Clarence Smith (~0.92 confidence) and mother Sadie Smith (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Clarence Smith
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Sadie Smith
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Theodore Smith
Head · 1940 · age 36 · b. ~1904 · Michigan
★ 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 — Wayne-County, Michigan
Open full size
1940 US Federal Census — Wayne-County, Michigan
Page Contents
37 people indexed on this census page (nara:1940:m-t0627-01885-00584)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Herman Kantzer | 58 | Head | Barber | Ohio |
| 2 | Sadie Kantzer | 56 | Wife | — | Indiana |
| 3 | Noble Livingston | 34 | Son-in-law | Clerk | Illinois |
| 4 | Ruth Livingston | 30 | Daughter | — | Michigan |
| 5 | Norman Livingston | 1 | Grandson | — | Michigan |
| 6 | Thomas M. Fritz | 49 | Head | Laborer | Michigan |
| 7 | Eleanor Fritz | 43 | Wife | — | Michigan |
| 8 | Thomas Jr. Fritz | 20 | Son | Clerk | Michigan |
| 9 | Virginia Fritz | 19 | Daughter | Clerk | Michigan |
| 10 | Dorothy Fritz | 18 | Daughter | Clerk | Michigan |
| 11 | Bernadette Fritz | 16 | Daughter | — | Michigan |
| 12 | Daniel Fritz | 13 | Son | — | Michigan |
| 13 | Donald Fritz | 11 | Son | — | Michigan |
| 14 | Alexander Brossart | 48 | Head | Foreman | Canada-French |
| 15 | Catherine Brossart | 47 | Wife | — | Michigan |
| 16 | Russell Brossart | 21 | Son | App. Electrician | Michigan |
| 17 | Theodore C. Smith THIS PERSON | 36 | Head | Sub Sta Operator | Indiana |
| 18 | Alberta Smith | 30 | Wife | — | Tennessee |
| 19 | Betty Jean Smith | 11 | Daughter | — | Michigan |
| 20 | Walter Lafleur | 47 | Head | Toolmaker | Michigan |
| 21 | Alice Lafleur | 44 | Wife | — | Michigan |
| 22 | Wallace Lafleur | 22 | Son | Draftsman | Michigan |
| 23 | Carl Quamme | 42 | Head | Accountant | Minnesota |
| 24 | Marie Quamme | 38 | Wife | — | Michigan |
| 25 | Sally Quamme | 12 | Daughter | — | Michigan |
| 26 | Walter D. Castle | 70 | Head | Repairman | Canada-English |
| 27 | Minnie Castle | 64 | Wife | — | Denmark |
| 28 | John Humphrey | 72 | Head | — | New York |
| 29 | Millie Humphrey | 68 | Wife | — | Michigan |
| 30 | Mildred Humphrey | 28 | Daughter | Switchboard Opr | Michigan |
| 31 | William J. Nigh | 52 | Head | Builder | Canada-English |
| 32 | Ethel Nigh | 53 | Wife | — | Canada-English |
| 33 | Joseph Nigh | 27 | Son | Machinist | Canada-English |
| 34 | Wendell Garringer | 35 | Head | Foreman | Ohio |
| 35 | Dorothy Garringer | 32 | Wife | — | Michigan |
| 36 | Barbara Garringer | 9 | Daughter | — | Michigan |
| 37 | Janice Garringer | 3 | Daughter | — | Michigan |
Pedigree Summary
Theodore
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)