GT
Gladys Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Champaign-County, Illinois
Our Model Tree links this Gladys Thomas across the 1920, 1930 and 1940 US Censuses in Champaign-County, Illinois (XGBoost, ~Confirmed), with identified parents Charles & Charles — first a daughter (b.~1910), then head of a 7-person household.
Age 30
b. ~1910
Female
Daughter
Born: Illinois
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Champaign-County, Illinois |
| Surname | Thomas |
| Given Name | Gladys |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| 1935 Residence (City) | R. Lasell |
| Additional Details | |
| Occupation | Laundress |
| Industry | Laundry |
| Class of Worker | PW |
| Income (1939) | 350 |
| Highest Grade | H 4 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Laundress |
| Township / Ward | Urbana |
| Est. Birth Year | ~1910 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Gladys | Age | Birth yr |
|---|---|---|---|---|
| Charles Thomas | Head | — | 74 | ~1866 |
| John Thomas | Son | — | 24 | ~1916 |
| Mary Thomas | Daughter | — | 16 | ~1924 |
| Dorothy Thomas | Daughter | — | 18 | ~1922 |
| Harold Thomas | Son | — | 21 | ~1919 |
| Lucy Thomas | Spouse | — | 50 | ~1890 |
| Gladys Thomas | Daughter | — | 30 | ~1910 |
Census Appearances
1920
Champaign, Illinois
Daughter, age 10
Champaign, Illinois · implied b. ~1910 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Gladis |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Champaign, Illinois
Daughter, age 20
Champaign, Illinois · implied b. ~1910 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Gladys |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Champaign-County, Illinois
Daughter, age 30
Champaign-County, Illinois · implied b. ~1910 — 7 household members
| Surname | Thomas |
| Given Name | Gladys |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| 1935 Residence (City) | R. Lasell |
| Occupation | Laundress |
| Industry | Laundry |
| Class of Worker | PW |
| Income (1939) | 350 |
| Highest Grade | H 4 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Gladys Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Thomas (~0.92 confidence) and father Charles Thomas (~0.92 confidence) and father Guy Thomas (~0.92 confidence) and mother Lucy Thomas (~0.92 confidence) and mother Lucy Thomas (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Thomas
b. ~1866
Source father
● Household
· direct · ~0.92
Father
Charles Thomas
b. ~1868
Source father
● Household
· direct · ~0.92
Father
Guy Thomas
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Lucy Thomas
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Lucy Thomas
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Gladys Thomas
Daughter · 1940 · age 30 · b. ~1910 · Illinois
★ You are viewing this record
Sibling
Dorothy Thomas
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Thomas
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Thomas
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Thomas
Sibling · 1940 · age 21
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 — Champaign-County, Illinois
Open full size
1940 US Federal Census — Champaign-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00765-00849)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William D. Butterfield | 4 | Son | — | Wisconsin |
| 42 | Glenn J. Butterfield | 3 | Son | — | Wisconsin |
| 43 | Earnest E. Butterfield | 1 | Son | — | Wisconsin |
| 44 | Asa M. Alexander | 65 | Head | Laborer | Missouri |
| 45 | Ella Alexander | 58 | Wife | Housekeeper | Illinois |
| 46 | Irene L. Alexander | 18 | Daughter | — | Illinois |
| 47 | Mark C. K. Shuey | 32 | Head | Manager | Illinois |
| 48 | Minnie F. Shuey | 29 | Wife | — | Illinois |
| 49 | Juanita Lou Shuey | 11 | Daughter | — | Indiana |
| 50 | Jack O. Shuey | 9 | Son | — | Indiana |
| 51 | Russell D. Traverson | 29 | Head | Ice Man | Ohio |
| 52 | Cathaline O. Traverson | 22 | Wife | — | Indiana |
| 53 | Betty Jean Traverson | 5 | Daughter | — | Illinois |
| 54 | Gertrude Davis | 59 | Mother-in-law | Housekeeper | Illinois |
| 55 | Charles Thomas | 74 | Head | Janitor | Illinois |
| 56 | Lucy Thomas | 50 | Wife | Housekeeper | Illinois |
| 57 | Harold E. Thomas | 21 | Son | — | Illinois |
| 58 | John R. Thomas | 24 | Son | — | Illinois |
| 59 | Dorothy M. Thomas | 18 | Daughter | — | Illinois |
| 60 | Mary M. Thomas | 16 | Daughter | — | Illinois |
| 61 | Gladys Thomas THIS PERSON | 30 | Daughter | Laundress | Illinois |
| 62 | Arthur J. Bonghers | 45 | Head | Partner | Illinois |
| 63 | Dorothy M. Bonghers | 40 | Wife | Student Nurse | Illinois |
| 64 | Frank M. Bonghers | 68 | Father | — | Missouri |
| 65 | Gordon S. Evans | 27 | Head | Chauffeur | Illinois |
| 66 | Merle F. Evans | 27 | Wife | — | Illinois |
| 67 | Shelia J. Evans | 3 | Daughter | — | Illinois |
| 68 | Delmar Scott | 52 | Head | Laborer | Indiana |
| 69 | Artie R. Scott | 57 | Wife | Housekeeper | Illinois |
| 70 | Bernice E. Scott | 23 | Daughter | — | Illinois |
| 71 | Kenneth C. Scott | 28 | Son | Manager | Illinois |
| 72 | William W. Kimberlin | 48 | Head | Car-Repairer | Illinois |
| 73 | Coral E. Kimberlin | 47 | Wife | — | Illinois |
| 74 | Helen L. Kimberlin | 17 | Daughter | — | Illinois |
| 75 | Walter M. Kimberlin | 25 | Head | Laborer | Illinois |
| 76 | Florance J. Kimberlin | 24 | Wife | — | Illinois |
| 77 | Joseph R. Collier | 68 | Head | — | Indiana |
| 78 | William O. Greenleaf | 53 | Head | Owner | Illinois |
| 79 | Adah R. Greenleaf | 50 | Wife | — | Illinois |
| 80 | Betty D. Greenleaf | 18 | Daughter | — | Illinois |
Related Census Records
Pedigree Summary
Gladys + 4 siblings
Gen 1 · 5 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)