RH
Ruth Hill — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Ruth Hill across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Ernest & Ernest — first a daughter (b.~1919), then head of a 3-person household.
Age 21
b. ~1919
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Hill |
| Given Name | Ruth |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | 0 |
| Income (1939) | 0 |
| Highest Grade | C 3 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | 0 |
| Township / Ward | Chicago |
| Est. Birth Year | ~1919 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Irene Hill | Daughter | — | 22 | ~1918 |
| Ruth Hill | Daughter | — | 21 | ~1919 |
| Minnie Hill | Spouse | — | 44 | ~1896 |
Census Appearances
1920
Cook, Illinois
Daughter, age 3
Cook, Illinois · implied b. ~1917 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Daughter, age 13
Cook, Illinois · implied b. ~1917 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| 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 21
Cook-County, Illinois · implied b. ~1919 — 3 household members
| Surname | Hill |
| Given Name | Ruth |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | 0 |
| Income (1939) | 0 |
| Highest Grade | C 3 |
| 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 Ruth Hill across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Ernest Hill (~0.92 confidence) and father Ernest Hill (~0.92 confidence) and mother Anna Hill (~0.92 confidence) and mother Anna Hill (~0.92 confidence) and mother Minnie Hill (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ernest Hill
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Ernest Hill
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Anna Hill
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Anna Hill
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Minnie Hill
b. ~1896
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ruth Hill
Daughter · 1940 · age 21 · b. ~1919 · Illinois
★ You are viewing this record
Sibling
Irene Hill
Sibling · 1940 · age 22
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
40 people indexed on this census page (nara:1940:m-t0627-00957-00466)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Minnie Hill | 44 | wife | 0 | Illinois |
| 42 | Irene Hill | 22 | daughter | School Teacher | Illinois |
| 43 | Ruth Hill THIS PERSON | 21 | daughter | 0 | Illinois |
| 44 | Julia Phelan | 44 | Head | Attendant Bathroom | Irish Free State |
| 45 | Mary Phelan | 16 | daughter | 0 | Illinois |
| 46 | Winifred Phelan | 14 | daughter | 0 | Illinois |
| 47 | Thomas Phelan | 13 | son | 0 | Illinois |
| 48 | John Cottle | 33 | lodger | Trolly Tender | Irish Free State |
| 49 | Samuel Mcniven | 53 | lodger | Wire Drawer | Scotland |
| 50 | James Meade | 46 | lodger | Porter | Irish Free State |
| 51 | Mathias Anderson | 49 | Head | Superintendent | Illinois |
| 52 | Mary Anderson | 48 | wife | 0 | Illinois |
| 53 | Francis Anderson | 25 | son | 2Nd Class Mail Measurer | Illinois |
| 54 | Kenneth Anderson | 17 | son | 0 | Illinois |
| 55 | Ellen Anderson | 15 | daughter | 0 | Illinois |
| 56 | John Mcneill | 41 | Head | 0 | Ireland |
| 57 | Agnes M. Mcneill | 23 | wife | 0 | Canada |
| 58 | John Mcneill | 1 | son | 0 | Illinois |
| 59 | Charles Velech | 31 | Head | Clerk | Illinois |
| 60 | Elizabeth Velech | 30 | wife | 0 | Illinois |
| 61 | Charles Velech | 4 | son | 0 | Illinois |
| 62 | Mary Morton | 64 | cousin | 0 | Illinois |
| 63 | John Mitchell | 52 | Head | Motorman | Lithuania |
| 64 | Helen Mitchell | 39 | wife | 0 | Illinois |
| 65 | Flora Mitchell | 8 | daughter | 0 | Illinois |
| 66 | Helen Mitchell | 2 | daughter | 0 | Illinois |
| 67 | Darlene Mitchell | 1 | daughter | 0 | Illinois |
| 68 | John A. Reuther | 60 | Head | Motorman | Germany |
| 69 | Claudia Reuther | 30 | daughter | Typist | Illinois |
| 70 | Weber Woltman | 45 | Head | Conductor | Illinois |
| 71 | Frank Woltman | 32 | brother | Stockman | Illinois |
| 72 | John Scodden | 68 | Head | Carpenter | Ireland |
| 73 | Eleanor Scodden | 65 | wife | 0 | Ireland |
| 74 | Thomasina Scodden | 30 | daughter | Typist | Ireland |
| 75 | Andrew Scodden | 28 | son | Laborer | Ireland |
| 76 | Lucile Scodden | 25 | daughter | 0 | Illinois |
| 77 | George Sr. Hoffmann | 66 | Head | Watchman | Germany |
| 78 | Mary Hoffmann | 56 | wife | 0 | Illinois |
| 79 | Marie Hoffmann | 31 | daughter | Secretary | Illinois |
| 80 | George Jr. Hoffmann | 30 | son | Punch Press | Illinois |
Pedigree Summary
Ruth + 1 sibling
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)