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Helen Ross — 1940 US Census Record
Model Tree available1940 United States Federal Census · Madison-County, Illinois
Our Model Tree links this Helen Ross across the 1920, 1930 and 1940 US Censuses in Madison-County, Illinois (XGBoost, ~Confirmed), with identified parents Edward & Henrietta — first a daughter (b.~1915), then head of a 5-person household.
Age 25
b. ~1915
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Madison-County, Illinois |
| Surname | Ross |
| Given Name | Helen E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Alton City |
| 1935 Residence (County) | Madison |
| Additional Details | |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | PW |
| Hours Worked | 38 |
| Income (1939) | 1080 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Teacher |
| Township / Ward | Alton City |
| 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Pauline Ross | Daughter | — | 24 | ~1916 |
| Helen Ross | Daughter | — | 25 | ~1915 |
| Edward Ross | Head | — | 63 | ~1877 |
| Paul Ross | Son | — | 22 | ~1918 |
| Henrietta Ross | Spouse | — | 54 | ~1886 |
Census Appearances
1920
Madison, Illinois
Daughter, age 6
Madison, Illinois · implied b. ~1914 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ross |
| Given Name | Helen E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Madison, Illinois
Daughter, age 17
Madison, Illinois · implied b. ~1913 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ross |
| Given Name | Helen E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| 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
Madison-County, Illinois
Daughter, age 25
Madison-County, Illinois · implied b. ~1915 — 5 household members
| Surname | Ross |
| Given Name | Helen E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Alton City |
| 1935 Residence (County) | Madison |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | PW |
| Hours Worked | 38 |
| Income (1939) | 1080 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| 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 Helen Ross across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Edward Ross (~0.92 confidence) and mother Henrietta Ross (~0.92 confidence) and mother Marcella Ross (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Edward Ross
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Henrietta Ross
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Marcella Ross
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen Ross
Daughter · 1940 · age 25 · b. ~1915 · Illinois
★ You are viewing this record
Sibling
Paul Ross
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pauline Ross
Sibling · 1940 · age 24
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 — Madison-County, Illinois
Open full size
1940 US Federal Census — Madison-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00848-00843)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Harry B Ferril | 31 | Head | Teacher | Illinois |
| 42 | Helen Ferril | 31 | Daughter | Office Keeper | Illinois |
| 43 | Chester L. Cline | 39 | Head | Strander | Illinois |
| 44 | Laura D. Cline | 37 | Wife | — | Illinois |
| 45 | Delmar L. Cline | 16 | Son | — | Illinois |
| 46 | Lyle L. Cline | 13 | Son | — | Illinois |
| 47 | Dolores M. Cline | 5 | Daughter | — | Illinois |
| 48 | Mary Lou Cline | 3 | Daughter | — | Illinois |
| 49 | Marvin E. Cline | 0 | Son | — | Illinois |
| 50 | Melba P. Cline | 14 | Niece | — | Illinois |
| 51 | Anna K. Olson | 76 | Head | — | Illinois |
| 52 | Bruce R. Carter | 33 | Head | Assistant Chemist | Illinois |
| 53 | Harriet A. Carter | 28 | Wife | Packer | Illinois |
| 54 | Robert B. Carter | 9 | Son | — | Illinois |
| 55 | Nellie Buchanan | 68 | Mother in law | — | Illinois |
| 56 | James W. Greathouse | 59 | Head | Mechanic | Illinois |
| 57 | Bertha M. Greathouse | 40 | Wife | — | Illinois |
| 58 | Betty Ann Greathouse | 13 | Daughter | — | Illinois |
| 59 | Joseph L. Burleson | 81 | Lodger | — | Illinois |
| 60 | Edward C. Ross | 63 | Head | — | Illinois |
| 61 | Henrietta M. Ross | 54 | Wife | — | Illinois |
| 62 | Helen E. Ross THIS PERSON | 25 | Daughter | Teacher | Illinois |
| 63 | Pauline A. Ross | 24 | Daughter | Teacher | Illinois |
| 64 | Paul F. Ross | 22 | Son | — | Illinois |
| 65 | John R. Foster | 47 | Head | Machinist | Arkansas |
| 66 | Vera B. Foster | 44 | Wife | — | Arkansas |
| 67 | John D. Foster | 15 | Son | — | Missouri |
| 68 | Eugene B. Schultz | 43 | Head | Assistant Manager | Missouri |
| 69 | Elizabeth M. Schultz | 40 | Wife | — | Missouri |
| 70 | Eugene B. Jr. Schultz | 10 | Son | — | Missouri |
| 71 | Dana C. Sloan | 41 | Head | Assistant Foreman | Illinois |
| 72 | Jennie L. Sloan | 38 | Wife | — | Illinois |
| 73 | Mary V. Reinhardt | 33 | Head | Operator | Illinois |
| 74 | Helen V. Shoemaker | 14 | Daughter | — | Illinois |
| 75 | Virginia U. Shoemaker | 12 | Daughter | — | Illinois |
| 76 | Lloyd P. Cox | 33 | Head | Owner | Missouri |
| 77 | Gertrude M. Cox | 34 | Wife | — | Illinois |
| 78 | Betty Ball | 73 | Mother in law | — | Illinois |
| 79 | Thomas R. Deen | 33 | Head | Pipe Fitter | Illinois |
| 80 | Martha E. Deen | 33 | Wife | Packer | Illinois |
Related Census Records
Pedigree Summary
Helen + 2 siblings
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)