HH
Helen Hill — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Helen Hill across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Eulala & Stella — first a daughter (b.~1917), then head of a 4-person household.
Age 23
b. ~1917
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Hill |
| Given Name | Helen R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Secretary |
| Industry | Bank |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 980 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Secretary |
| Township / Ward | Chicago |
| Est. Birth Year | ~1917 |
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 Helen | Age | Birth yr |
|---|---|---|---|---|
| Helen Hill | Daughter | — | 23 | ~1917 |
| Raymond Hill | Son | — | 18 | ~1922 |
| Harry Hill | Son | — | 21 | ~1919 |
| Stella Hill | Head | — | 47 | ~1893 |
Census Appearances
1920
Cook, Illinois
Daughter, age 3
Cook, Illinois · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Helen R |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Daughter, age 14
Cook, Illinois · implied b. ~1916 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Helen Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| 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
Cook-County, Illinois
Daughter, age 23
Cook-County, Illinois · implied b. ~1917 — 4 household members
| Surname | Hill |
| Given Name | Helen R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | Secretary |
| Industry | Bank |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 980 |
| Highest Grade | Hs 4 |
| 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 Hill across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Eulala Hill (~0.92 confidence) and mother Stella Hill (~0.92 confidence) and mother Stella Hill (~0.92 confidence) and father Raymond Hill (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Eulala Hill
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Stella Hill
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Stella Hill
b. ~1893
Source mother
● Household
· direct · ~0.92
Father
Raymond Hill
b. ~1896
Source father
● Household
· direct · ~0.92
This person
Anchor record
Helen Hill
Daughter · 1940 · age 23 · b. ~1917 · Illinois
★ You are viewing this record
Sibling
Harry Hill
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Hill
Sibling · 1940 · age 18
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 — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00956-00614)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank Gerber | 50 | Lodger | Laborer | Germany |
| 2 | Kate Gerber | 46 | Lodger | — | Germany |
| 4 | Louis Struve | 63 | Head | Painter | Illinois |
| 5 | Annie Struve | 55 | Wife | — | Illinois |
| 6 | Edmond Walsh | 32 | Head | Freight Handler | Ireland |
| 7 | Anne Walsh | 28 | Wife | — | Ireland |
| 8 | John Walsh | 4 | Son | — | Illinois |
| 9 | Clara Vanderkolk | 54 | Head | — | Illinois |
| 10 | Fred Walgreen | 54 | Head | Conductor | Iowa |
| 11 | Ellen Walgreen | 51 | Wife | — | Sweden |
| 12 | Bernice Walgreen | 25 | Daughter | — | Illinois |
| 13 | William Heany | 37 | Head | Laborer | Illinois |
| 14 | Mary Heany | 21 | Wife | — | Illinois |
| 15 | Patricia Heany | 1 | Daughter | — | Illinois |
| 16 | John Halvorsen | 43 | Head | Iron Worker | Illinois |
| 17 | Ruth Halvorsen | 41 | Wife | — | Wisconsin |
| 18 | Martin Walgreen | 56 | Head | Clerk | Iowa |
| 19 | Elvira Walgreen | 55 | Wife | — | Iowa |
| 20 | George Frost | 51 | Head | Salesman | Illinois |
| 21 | Florence A. Frost | 49 | Wife | — | Illinois |
| 22 | George R. Frost | 19 | Son | — | Illinois |
| 23 | Jack Frost | 16 | Son | — | Illinois |
| 24 | Florence S. Frost | 11 | Daughter | — | Illinois |
| 25 | Alice Daly | 45 | Lodger | — | Illinois |
| 26 | Stella M. Hill | 47 | Head | Factory Worker | Illinois |
| 27 | Helen R. Hill THIS PERSON | 23 | Daughter | Secretary | Illinois |
| 28 | Raymond J. Hill | 18 | Son | — | Illinois |
| 29 | Harry J. Hill | 21 | Son | Claim Agent | Illinois |
| 30 | John Train | 36 | Head | Printer | England |
| 31 | Elizabeth Train | 28 | Wife | — | Massachusetts |
| 32 | Margaret Train | 8 | Daughter | — | Illinois |
| 33 | Richard Train | 6 | Son | — | Illinois |
| 34 | Richard Train | 61 | Uncle | Bricklayer | Ireland |
| 35 | Dawn Train | 3 | Daughter | — | Illinois |
| 36 | Ray Zeh | 35 | Head | Milkman | Wisconsin |
| 37 | Cecil Zeh | 32 | Wife | — | Wisconsin |
| 38 | Ray K. Jr. Zeh | 10 | Son | — | Illinois |
| 39 | T. G. Norris | 60 | Lodger | New Worker | Illinois |
| 40 | John J. Danhoff | 45 | Head | Silver - | Pennsylvania |
Pedigree Summary
Helen + 2 siblings
Gen 1 · 4 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)