ST
Samuel Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Elkhart-County, Indiana
Our Model Tree links this Samuel Thomas across the 1920, 1930 and 1940 US Censuses in Elkhart-County, Indiana (XGBoost, ~Confirmed), with identified parents Mary & John — first a son (b.~1902), then head of a 2-person household.
Age 38
b. ~1902
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Elkhart-County, Indiana |
| Surname | Thomas |
| Given Name | Samuel A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Clinton township |
| 1935 Residence (County) | Elkhart |
| Additional Details | |
| Hours Worked | 20 |
| Income (1939) | 150 |
| Highest Grade | C 3 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Clinton Township |
| Est. Birth Year | ~1902 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Samuel | Age | Birth yr |
|---|---|---|---|---|
| Mary Thomas | Head | — | 75 | ~1865 |
| Samuel Thomas | Son | — | 38 | ~1902 |
Census Appearances
1920
Elkhart, Indiana
Son, age 18
Elkhart, Indiana · implied b. ~1902 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Samuel |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | England |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Elkhart, Indiana
Son, age 28
Elkhart, Indiana · implied b. ~1902 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Samuel |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Indiana |
| Age at First Marriage | W |
| Father's Birthplace | Indiana |
| Mother's Birthplace | England |
| Occupation | carpenter |
| Industry | house |
| Class of Worker | 06X |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Elkhart-County, Indiana
Son, age 38
Elkhart-County, Indiana · implied b. ~1902 — 2 household members
| Surname | Thomas |
| Given Name | Samuel A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Clinton township |
| 1935 Residence (County) | Elkhart |
| Hours Worked | 20 |
| Income (1939) | 150 |
| Highest Grade | C 3 |
| 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 Samuel Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mary Thomas (~0.92 confidence) and father John Thomas (~0.92 confidence) and mother Mary Thomas (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Thomas
b. ~1865
Source mother
● Household
· direct · ~0.92
Father
John Thomas
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Mary Thomas
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Samuel Thomas
Son · 1940 · age 38 · b. ~1902 · Indiana
★ 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 — Elkhart-County, Indiana
Open full size
1940 US Federal Census — Elkhart-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01040-00173)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ernest Bickel | 41 | Head | Wpa Laborer | Indiana |
| 42 | Mildred Bickel | 39 | Wife | — | Indiana |
| 43 | Max Bickel | 16 | Son | — | Indiana |
| 44 | Max Bickel | 11 | Son | — | Michigan |
| 45 | William Whirledge | 24 | Head | Farmer | Indiana |
| 46 | Beulah Whirledge | 24 | Wife | — | Indiana |
| 47 | John Klingaman | 25 | Head | Farmer | Colorado |
| 48 | Bertha Klingaman | 22 | Wife | — | Indiana |
| 49 | Charles Weston | 16 | Lodger | — | New Jersey |
| 50 | Mary Keister | 55 | Head | Paper Hanger | Indiana |
| 51 | Geraldine Keister | 19 | Daughter | — | Indiana |
| 52 | Frank E. Mccloskey | 64 | Head | Fireman | Indiana |
| 53 | Ocie B. Mccloskey | 64 | Wife | — | Indiana |
| 54 | Samuel Prough | 47 | Head | Farmer | Indiana |
| 55 | Nellie Prough | 41 | Wife | — | Indiana |
| 56 | Jay Prough | 19 | Son | Farm Laborer | Indiana |
| 57 | Charles Prough | 17 | Son | — | Indiana |
| 58 | Robert Prough | 10 | Son | — | Indiana |
| 59 | Joseph Prough | 4 | Son | — | Indiana |
| 60 | Levi M. Miller | 31 | Head | Farmer | Indiana |
| 61 | Katie Miller | 32 | Wife | — | Indiana |
| 62 | Lloyd Miller | 7 | Son | — | Indiana |
| 63 | Anne Miller | 4 | Daughter | — | Indiana |
| 64 | Edna Miller | 1 | Daughter | — | Indiana |
| 65 | William H. Lantz | 77 | Lodger | — | Indiana |
| 66 | Gabriel Lambert | 23 | Head | Farmer | Indiana |
| 67 | Arlowene Lambert | 22 | Wife | — | Indiana |
| 68 | Richard Schrock | 47 | Head | Truck Driver | Indiana |
| 69 | Pearl Schrock | 41 | Wife | — | Indiana |
| 70 | Dallas Schrock | 17 | Son | — | Indiana |
| 71 | Dale Schrock | 15 | Son | — | Indiana |
| 72 | George A. Eldridge | 70 | Uncle | — | Indiana |
| 73 | Mary E. Thomas | 75 | Head | — | England |
| 74 | Samuel A. Thomas THIS PERSON | 38 | Son | — | Indiana |
| 75 | Reader G. Albright | 64 | Head | Optometrist | Indiana |
| 76 | Laura B. Albright | 55 | Wife | — | Indiana |
| 77 | Felty Schrock | 34 | Head | Farmer | Kansas |
| 78 | Barbara Schrock | 34 | Wife | — | Kansas |
| 79 | Viola M. Schrock | 15 | Daughter | — | Kansas |
| 80 | Gertrude Schrock | 13 | Daughter | — | Kansas |
Pedigree Summary
Samuel
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)