ST
Samuel Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Madison-County, Indiana
Our Model Tree links this Samuel Thomas across the 1920, 1930 and 1940 US Censuses in Madison-County, Indiana (XGBoost, ~Confirmed), with identified parents Nellie & William — first a son (b.~1907), then head of a 4-person household.
Age 33
b. ~1907
Male
Son
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Madison-County, Indiana |
| Surname | Thomas |
| Given Name | Samuel |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | R. |
| 1935 Residence (County) | Madison |
| Additional Details | |
| Occupation | Drafts |
| Industry | Lumber Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Highest Grade | No 8 |
| 1935 Residence | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Drafts |
| Township / Ward | Anderson |
| Est. Birth Year | ~1907 |
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 Samuel | Age | Birth yr |
|---|---|---|---|---|
| Pearl Olinger | Daughter | — | 20 | ~1920 |
| Millie Olinger | Head | — | 54 | ~1886 |
| Esther Thomas | Other | — | 34 | ~1906 |
| Samuel Thomas | Son | — | 33 | ~1907 |
Census Appearances
1920
Madison, Indiana
Son, age 12
Madison, Indiana · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Samuel R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| 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
Madison, Indiana
Other, age 22
Madison, Indiana · implied b. ~1908 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Samuel |
| Relationship to Head | Cousin |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 20 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Laborer |
| Industry | Auto Parts Fac |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Madison-County, Indiana
Son, age 33
Madison-County, Indiana · implied b. ~1907 — 4 household members
| Surname | Thomas |
| Given Name | Samuel |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | R. |
| 1935 Residence (County) | Madison |
| Occupation | Drafts |
| Industry | Lumber Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Highest Grade | No 8 |
| 1935 Residence | Indiana |
| 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 Samuel Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Nellie Blazer (~0.92 confidence) and father William Blazer (~0.92 confidence) and mother Millie Olinger (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Nellie Blazer
b. ~1884
Source mother
● Household
· direct · ~0.92
Father
William Blazer
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Millie Olinger
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Samuel Thomas
Son · 1940 · age 33 · b. ~1907 · Indiana
★ You are viewing this record
Sibling
Pearl Olinger
Sibling · 1940 · age 20
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 — Madison-County, Indiana
Open full size
1940 US Federal Census — Madison-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01072-00178)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Samuel E. Allen | 15 | son | New Worker | Indiana |
| 2 | Barbara Allen | 12 | daughter | — | Indiana |
| 3 | Ray Anderson | 46 | Head | Laborer | Indiana |
| 4 | Margaret Anderson | 44 | Wife | — | Indiana |
| 5 | George A. Anderson | 20 | son | New Worker | Indiana |
| 6 | Virgil J. Anderson | 19 | son | New Worker | Indiana |
| 7 | Betty Anderson | 13 | daughter | — | Indiana |
| 8 | Raymond Jr. Anderson | 10 | son | — | Indiana |
| 9 | John Lloyd | 30 | Head | Laborer | Indiana |
| 10 | Betty Lloyd | 28 | Wife | — | Illinois |
| 11 | Wilford Sowers | 49 | Head | Laborer | Indiana |
| 12 | Wife Sowers | 42 | Wife | — | Indiana |
| 13 | Glen Sowers | 12 | son | — | Indiana |
| 14 | John Hullinger | 28 | son-in-law | Shipping Dept | Indiana |
| 15 | Edna Hullinger | 21 | daughter | — | Indiana |
| 16 | Morris Hullinger | 3 | grandson | — | Indiana |
| 17 | Donna Hullinger | 2 | granddaughter | — | Indiana |
| 18 | Bernice Martz | 17 | daughter | Waitress | Wisconsin |
| 19 | Minnie Sowers | 67 | mother | — | Indiana |
| 20 | Alva Fenton | 22 | Head | Laborer | Indiana |
| 21 | Rose Fenton | 65 | Wife | Laborer | Indiana |
| 22 | Margaret Fenton | 28 | daughter | — | Indiana |
| 23 | Millie Olinger | 54 | Head | — | Indiana |
| 24 | Pearl Olinger | 20 | daughter | — | Indiana |
| 25 | Samuel Thomas THIS PERSON | 33 | son | Drafts | Indiana |
| 26 | Esther Thomas | 34 | daughter-in-law | — | Indiana |
| 27 | Arthur Antrim | 38 | Head | Molder | Indiana |
| 28 | Gladys Antrim | 38 | Wife | — | Indiana |
| 29 | Raymond Antrim | 13 | son | — | Indiana |
| 30 | Thelma Antrim | 11 | daughter | — | Indiana |
| 31 | Virginia E. Antrim | 9 | daughter | — | Indiana |
| 32 | Michael Alley | 59 | Head | Truck Driver | New York |
| 33 | Hugo Hess | 57 | Head | Laborer | Ohio |
| 34 | Ernest S. Brown | 32 | Head | Truck Driver | Indiana |
| 35 | Marie Brown | 26 | Wife | — | Indiana |
| 36 | Joan Brown | 6 | daughter | — | Indiana |
| 37 | Ernest Jr. Brown | 5 | son | — | Indiana |
| 38 | Ben H. Stephens | 29 | Head | Dye Caster | Indiana |
| 39 | Dolores Stephens | 26 | Wife | — | Kentucky |
| 40 | Conrad Rice | 69 | Head | — | Pennsylvania |
Pedigree Summary
Samuel + 1 sibling
Gen 1 · 3 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)