DR
Dorothy Ross — 1940 US Census Record
Model Tree available1940 United States Federal Census · Champaign-County, Illinois
Our Model Tree links this Dorothy Ross across the 1920, 1930 and 1940 US Censuses in Champaign-County, Illinois (XGBoost, ~Confirmed), with identified parents Henry & Henry — first a daughter (b.~1915), then head of a 4-person household.
Age 25
b. ~1915
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Champaign-County, Illinois |
| Surname | Ross |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Pesotum T. |
| 1935 Residence (County) | Champaign |
| Additional Details | |
| Highest Grade | H-2 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Pesotum T |
| Est. Birth Year | ~1915 |
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 Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Ross | Daughter | — | 25 | ~1915 |
| Arnold Ross | Son | — | 27 | ~1913 |
| Thomas Ross | Head | — | 56 | ~1884 |
| Ada Ross | Spouse | — | 53 | ~1887 |
Census Appearances
1920
Champaign, Illinois
Daughter, age 5
Champaign, Illinois · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ross |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Champaign, Illinois
Daughter, age 15
Champaign, Illinois · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ross |
| Given Name | Dorothy A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Champaign-County, Illinois
Daughter, age 25
Champaign-County, Illinois · implied b. ~1915 — 4 household members
| Surname | Ross |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Pesotum T. |
| 1935 Residence (County) | Champaign |
| Highest Grade | H-2 |
| 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 Dorothy Ross across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Henry Ross (~0.92 confidence) and father Henry Ross (~0.92 confidence) and father Thomas Ross (~0.92 confidence) and mother Ada Ross (~0.92 confidence) and mother Emma Ross (~0.92 confidence) and mother Emma Ross (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Henry Ross
b. ~1889
Source father
● Household
· direct · ~0.92
Father
Henry Ross
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Thomas Ross
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Ada Ross
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Emma Ross
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Emma Ross
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Ross
Daughter · 1940 · age 25 · b. ~1915 · Illinois
★ You are viewing this record
Sibling
Arnold Ross
Sibling · 1940 · age 27
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-t0627-00766-00482)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Martha Pepper | 25 | Daughter | Teacher | Illinois |
| 2 | Margaret Pepper | 24 | Daughter | Teacher | Illinois |
| 3 | Ollie Hackler | 49 | Head | Farmer | Illinois |
| 4 | Elsie Hackler | 44 | Wife | — | Illinois |
| 5 | Mary Hackler | 16 | Daughter | — | Illinois |
| 6 | Donald Hackler | 13 | Son | — | Illinois |
| 7 | Wayne Hackler | 5 | Son | — | Illinois |
| 8 | Floyd R. Benedict | 57 | Head | Farmer | Illinois |
| 9 | Ada Benedict | 56 | Wife | — | Illinois |
| 10 | Marie Benedict | 27 | Daughter | — | Illinois |
| 11 | Charles Crothers | 20 | Hired hand | Farm Laborer | Kentucky |
| 12 | Albert O. Moffitt | 34 | Head | Farmer | Illinois |
| 13 | Pauline Moffitt | 39 | Sister | House Maid | Illinois |
| 14 | Burton Renner | 25 | Hired hand | Farm Laborer | Illinois |
| 15 | Clatus O. Pilgrim | 32 | Head | Farm Laborer | Illinois |
| 16 | Elizabeth Pilgrim | 32 | Wife | — | Illinois |
| 17 | Patricia Pilgrim | 10 | Daughter | — | Illinois |
| 18 | Mary Pilgrim | 7 | Daughter | — | Illinois |
| 19 | Loretta Pilgrim | 5 | Daughter | — | Illinois |
| 20 | Robert O. Pilgrim | 3 | Son | — | Illinois |
| 21 | Thomas O. Ross | 56 | Head | Farmer | Illinois |
| 22 | Ada Ross | 53 | Wife | — | Illinois |
| 23 | Arnold Ross | 27 | Son | Farm Laborer | Illinois |
| 24 | Dorothy Ross THIS PERSON | 25 | Daughter | — | Illinois |
| 25 | Donald D. Mcgrath | 24 | Head | Farmer | Illinois |
| 26 | Gladys Mcgrath | 22 | Wife | — | Illinois |
| 27 | Daryl Mcgrath | 2 | Son | — | Illinois |
| 28 | Charles D. Schroeder | 51 | Head | Farmer | Illinois |
| 29 | Louise Schroeder | 54 | Wife | — | Illinois |
| 30 | Pauline Schroeder | 16 | Daughter | — | Illinois |
| 31 | Wilford Schroeder | 14 | Son | — | Illinois |
| 32 | Raymond D. Hogan | 46 | Head | Farmer | Illinois |
| 33 | Alice Hogan | 42 | Wife | — | Illinois |
| 34 | Marion Hogan | 19 | Son | Laborer | Illinois |
| 35 | Matthew D. Spannagel | 40 | Head | Farmer | Indiana |
| 36 | Nellie Spannagel | 36 | Wife | — | Illinois |
| 37 | James Spannagel | 14 | Son | — | Illinois |
| 38 | Eulalia Spannagel | 10 | Daughter | — | Illinois |
| 39 | Ray D. Baldwin | 57 | Head | Farmer | Illinois |
| 40 | Mary Baldwin | 89 | Mother | — | Kansas |
Pedigree Summary
Dorothy + 1 sibling
Gen 1 · 6 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)