DT
Doris Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Calhoun-County, Michigan
Our Model Tree links this Doris Thomas across the 1920, 1930 and 1940 US Censuses in Calhoun-County, Michigan (XGBoost, ~Confirmed), with identified parents Andrew & Fred — first a spouse (b.~1912), then head of a 4-person household.
Age 28
b. ~1912
Female
Spouse
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Calhoun-County, Michigan |
| Surname | Thomas |
| Given Name | Doris M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Homer Village |
| 1935 Residence (County) | Calhoun |
| Additional Details | |
| Highest Grade | C-1 |
| 1935 Residence | Same Place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Homer Village |
| Est. Birth Year | ~1912 |
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 Doris | Age | Birth yr |
|---|---|---|---|---|
| Robert Thomas | Son | — | 7 | ~1933 |
| Phillip Thomas | Son | — | 3 | ~1937 |
| Doris Thomas | Spouse | — | 28 | ~1912 |
| Russell Thomas | Head | — | 31 | ~1909 |
Census Appearances
1920
Calhoun, Michigan
Daughter, age 9
Calhoun, Michigan · implied b. ~1911 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Doris |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Calhoun, Michigan
Daughter, age 19
Calhoun, Michigan · implied b. ~1911 — 22 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Doris |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | Office Girl |
| Industry | Physicians Office |
| Class of Worker | 895W |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Calhoun-County, Michigan
Spouse, age 28
Calhoun-County, Michigan · implied b. ~1912 — 4 household members
| Surname | Thomas |
| Given Name | Doris M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Homer Village |
| 1935 Residence (County) | Calhoun |
| Highest Grade | C-1 |
| 1935 Residence | Same Place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Doris Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Andrew Thomas (~0.92 confidence) and father Fred Caler (~0.92 confidence) and mother Grace Thomas (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Andrew Thomas
b. ~1881
Source father
● Household
· direct · ~0.92
Father
Fred Caler
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Grace Thomas
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Doris Thomas
Spouse · 1940 · age 28 · b. ~1912 · 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 — Calhoun-County, Michigan
Open full size
1940 US Federal Census — Calhoun-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01737-00343)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Beverly J. Hamman | 13 | Grand daughter | — | Michigan |
| 2 | Arlenne Hamman | 11 | Grand daughter | — | Michigan |
| 3 | Orville E. Hamman | 9 | Grand son | — | Michigan |
| 4 | Dana J. Hamman | 7 | Grand daughter | — | Michigan |
| 5 | Patricia C. Hamman | 2 | Grand daughter | — | Michigan |
| 6 | Vernon P. Conner | 64 | Head | Laborer | Michigan |
| 7 | Winnifred Conner | 46 | Wife | — | Michigan |
| 8 | Harry Wallace | 44 | Head | Laborer | Michigan |
| 9 | Myrna L. Wallace | 35 | Wife | — | Michigan |
| 10 | Aurelia L. Wallace | 15 | Daughter | — | Michigan |
| 11 | Emma May Wallace | 12 | Daughter | — | Michigan |
| 12 | Thomas M. Wallace | 8 | Son | — | Michigan |
| 13 | Harry Jr. Wallace | 3 | Son | — | Michigan |
| 14 | Rollie A. King | 42 | Head | Grain Farmer | Ohio |
| 15 | Bertha King | 33 | Wife | — | Ohio |
| 16 | Melvin L. King | 16 | Son | — | Ohio |
| 17 | Louis A. King | 14 | Son | — | Ohio |
| 18 | Donna M. King | 12 | Daughter | — | Ohio |
| 19 | Nelli R. King | 10 | Daughter | — | Ohio |
| 20 | Elden E. King | 9 | Son | — | Ohio |
| 21 | Helen J. King | 8 | Daughter | — | Ohio |
| 22 | Robert W. King | 2 | Son | — | Michigan |
| 23 | Beverly Ann King | 0 | Daughter | — | Michigan |
| 24 | Maud H. Smith | 71 | Head | — | England |
| 25 | Kathleen Rogers | 80 | Sister | — | England |
| 26 | Olive V. Rowe | 79 | Sister | — | England |
| 27 | Julia S. Barton | 77 | Sister | — | England |
| 28 | Paul Davis | 38 | Head | Administrator | Ohio |
| 29 | Janice Davis | 9 | Daughter | — | Michigan |
| 30 | Della W. Wattles | 61 | House Keeper | Housekeeper | Arkansas |
| 31 | Edward Hupfer | 23 | Head | Retail Milk Delivery | Michigan |
| 32 | Russell S. Hupfer | 26 | Brother | Trucker | Michigan |
| 33 | Howard W. Andrews | 28 | Head | Manager | Michigan |
| 34 | Mildred M. Andrews | 26 | Wife | — | Michigan |
| 35 | Susan A. Andrews | 1 | Daughter | — | Michigan |
| 36 | Sally J. Andrews | 1 | Daughter | — | Michigan |
| 37 | Russell A. Thomas | 31 | Head | Truck Driver | Michigan |
| 38 | Doris M. Thomas THIS PERSON | 28 | Wife | — | Michigan |
| 39 | Robert L. Thomas | 7 | Son | — | Michigan |
| 40 | Phillip R. Thomas | 3 | Son | — | Michigan |
Pedigree Summary
Doris
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)