BT
Betty Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Saginaw-County, Michigan
Our Model Tree links this Betty Thomas across the 1930 and 1940 US Censuses in Saginaw-County, Michigan (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 9-person household.
Age 15
b. ~1925
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Saginaw-County, Michigan |
| Surname | Thomas |
| Given Name | Betty Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Buena Vista |
| 1935 Residence (County) | Saginaw |
| Additional Details | |
| Occupation | Maid |
| Industry | Private Home |
| Class of Worker | PW |
| Hours Worked | 10 |
| Income (1939) | 20 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Maid |
| Township / Ward | Buena Vista |
| Est. Birth Year | ~1925 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Betty | Age | Birth yr |
|---|---|---|---|---|
| Helen Thomas | Daughter | — | 17 | ~1923 |
| Mildred Thomas | Spouse | — | 48 | ~1892 |
| William Thomas | Head | — | 60 | ~1880 |
| Marina Thomas | Daughter | — | 8 | ~1932 |
| Donald Thomas | Son | — | 12 | ~1928 |
| Marion Thomas | Daughter | — | 18 | ~1922 |
| William Thomas | Son | — | 14 | ~1926 |
| Richard Thomas | Son | — | 10 | ~1930 |
| Betty Thomas | Daughter | — | 15 | ~1925 |
Census Appearances
1930
Saginaw, Michigan
Daughter, age 4
Saginaw, Michigan · implied b. ~1926 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Betty |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Saginaw-County, Michigan
Daughter, age 15
Saginaw-County, Michigan · implied b. ~1925 — 9 household members
| Surname | Thomas |
| Given Name | Betty Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Buena Vista |
| 1935 Residence (County) | Saginaw |
| Occupation | Maid |
| Industry | Private Home |
| Class of Worker | PW |
| Hours Worked | 10 |
| Income (1939) | 20 |
| Highest Grade | No 8 |
| 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 Betty Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Betty Thomas
Daughter · 1940 · age 15 · b. ~1925 · Michigan
★ You are viewing this record
Sibling
Marion Thomas
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Thomas
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Thomas
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Thomas
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Thomas
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marina Thomas
Sibling · 1940 · age 8
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 — Saginaw-County, Michigan
Open full size
1940 US Federal Census — Saginaw-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01811-00364)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bernice Budzen | 18 | Sister-in-law | Stenographer | Michigan |
| 2 | Jack Hummel | 25 | Head | Machinist | Michigan |
| 3 | Margie (X) Hummel | 26 | Wife | — | Michigan |
| 4 | Grant Hummel | 2 | Son | — | Michigan |
| 5 | Otto Kahler | 37 | Head | Machinist | Germany |
| 6 | Clara (X) Kahler | 31 | Wife | — | Germany |
| 7 | Eleanore Kahler | 10 | Daughter | — | Michigan |
| 8 | Loretta Kahler | 7 | Daughter | — | Michigan |
| 9 | Otto Jr Kahler | 1 | Son | — | Michigan |
| 10 | John (X) Griske | 48 | Head | Carpenter | Michigan |
| 11 | Wanda Griske | 41 | Wife | — | Michigan |
| 12 | Cloud Griske | 21 | Son | Carpenter | Michigan |
| 13 | Lorraine Griske | 20 | Daughter | Presser | Michigan |
| 14 | Barbara Griske | 19 | Daughter | New Worker | Michigan |
| 15 | David Griske | 17 | Son | New Worker | Michigan |
| 16 | Ernest Griske | 14 | Son | — | Michigan |
| 17 | Valentine Griske | 12 | Son | — | Michigan |
| 18 | Delores Griske | 10 | Daughter | — | Michigan |
| 19 | Leonard Griske | 8 | Son | — | Michigan |
| 20 | Lucille Griske | 6 | Daughter | — | Michigan |
| 21 | Raymond Griske | 4 | Son | — | Michigan |
| 22 | Rita Griske | 2 | Daughter | — | Michigan |
| 23 | Vern Callum | 29 | Head | Set Off Man | Michigan |
| 24 | Wilma (X) Callum | 22 | Wife | — | Michigan |
| 25 | Gale Callum | 3 | Daughter | — | Michigan |
| 26 | Jack Gotham | 22 | Head | Stock Room Manager | Michigan |
| 27 | Helen (X) Gotham | 20 | Wife | — | Michigan |
| 28 | Jack Gotham | 1 | Son | — | Michigan |
| 29 | William J. Thomas | 60 | Head | Truck Driver | Michigan |
| 30 | Mildred (X) Thomas | 48 | Wife | — | Colorado |
| 31 | Marion J. Thomas | 18 | Daughter | Maid | Michigan |
| 32 | Helen May Thomas | 17 | Daughter | Maid | Michigan |
| 33 | Betty Jane Thomas THIS PERSON | 15 | Daughter | Maid | Michigan |
| 34 | William Harry Thomas | 14 | Son | — | Michigan |
| 35 | Donald Eugene Thomas | 12 | Son | — | Michigan |
| 36 | Richard Dean Thomas | 10 | Son | — | Michigan |
| 37 | Marina Frances Thomas | 8 | Daughter | — | Michigan |
| 38 | John Brenske | 27 | Head | Machinist | Michigan |
| 39 | Elizabeth Brenske | 25 | Wife | — | Michigan |
| 40 | Rosemary Brenske | 7 | Daughter | — | Michigan |
Related Census Records
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)