CR
Catherine Ryan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Catherine Ryan across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Mary & Daniel — first a daughter (b.~1905), then head of a 6-person household.
Age 35
b. ~1905
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Ryan |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Secretary |
| Industry | Steam R.R. |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1764 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Secretary |
| Township / Ward | Chicago |
| Est. Birth Year | ~1905 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Catherine | Age | Birth yr |
|---|---|---|---|---|
| Catherine Ryan | Daughter | — | 35 | ~1905 |
| Margaret Ryan | Daughter | — | 26 | ~1914 |
| Alice Ryan | Daughter | — | 24 | ~1916 |
| Daniel Ryan | Head | — | 65 | ~1875 |
| William Ryan | Son | — | 18 | ~1922 |
| Margaret Ryan | Spouse | — | 57 | ~1883 |
Census Appearances
1920
Cook, Illinois
Daughter, age 15
Cook, Illinois · implied b. ~1905 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Catherine |
| 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 | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Daughter, age 24
Cook, Illinois · implied b. ~1906 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Inspector |
| Industry | Paper Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Daughter, age 35
Cook-County, Illinois · implied b. ~1905 — 6 household members
| Surname | Ryan |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | Secretary |
| Industry | Steam R.R. |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1764 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| 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 Catherine Ryan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mary Ryan (~0.92 confidence) and father Daniel Ryan (~0.92 confidence) and father James Ryan (~0.92 confidence) and mother Ada Ryan (~0.92 confidence) and mother Margaret Ryan (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Ryan
b. ~1869
Source mother
● Household
· direct · ~0.92
Father
Daniel Ryan
b. ~1875
Source father
● Household
· direct · ~0.92
Father
James Ryan
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Ada Ryan
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Margaret Ryan
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Catherine Ryan
Daughter · 1940 · age 35 · b. ~1905 · Illinois
★ You are viewing this record
Sibling
Margaret Ryan
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Ryan
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Ryan
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
40 people indexed on this census page (nara:1940:m-t0627-00956-00403)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Eileen Hartigan | 20 | Daughter | General Office | Illinois |
| 42 | Violet Hartigan | 17 | Daughter | — | Illinois |
| 43 | Bryan Connolly | 60 | Head | Stat Engineer | Ireland |
| 44 | Annie Connolly | 50 | Wife | — | Ireland |
| 45 | John Connolly | 27 | Son | Mechanic | Illinois |
| 46 | Ann Connolly | 25 | Daughter | Clerk | Illinois |
| 47 | Bryan Connolly | 25 | Son | Mechanic | Illinois |
| 48 | Clarence Peterson | 31 | Head | Truck Driver | Illinois |
| 49 | Eileen Peterson | 29 | Wife | — | Illinois |
| 50 | Dawn Peterson | 3 | Daughter | — | Illinois |
| 51 | Richard C. Bill | 35 | Head | Truck Driver | Illinois |
| 52 | Viola Bill | 35 | Wife | — | Illinois |
| 53 | Henry Elger | 26 | Head | Butcher | Illinois |
| 54 | Rita Elger | 24 | Wife | — | Illinois |
| 55 | Henry Jr. Elger | 4 | Son | — | Illinois |
| 56 | William Johnson | 53 | Head | Building Maint. | Indiana |
| 57 | Harriet Johnson | 42 | Wife | — | Missouri |
| 58 | Earl Johnson | 23 | Son | — | Illinois |
| 59 | Sarah Myers | 67 | Head | — | Iowa |
| 60 | Evelyn Schroll | 22 | Granddaughter | Clerk | Illinois |
| 61 | Grace Foster | 63 | Head | — | Canada-Eng |
| 62 | Earl Foster | 31 | Son | News. Clerk | Illinois |
| 63 | Rose Foster | 24 | Daughter-in-law | Clerk | Illinois |
| 64 | Richard Foster | 26 | Son | News Stand | Illinois |
| 65 | Milton Foster | 22 | Son | Clerk | Illinois |
| 66 | Earlene Foster | 12 | Granddaughter | — | Illinois |
| 67 | Elizabeth Bakky | 75 | Head | — | Illinois |
| 68 | William Ender | 48 | Grandson | Salesman | Michigan |
| 69 | Anna Ender | 45 | Daughter | — | Illinois |
| 70 | Arthur Ender | 14 | Grandson | — | Illinois |
| 71 | Daniel J. Ryan | 65 | Head | — | Free State |
| 72 | Margaret Ryan | 57 | Wife | — | Illinois |
| 73 | Catherine Ryan THIS PERSON | 35 | Daughter | Secretary | Illinois |
| 74 | Margaret Ryan | 26 | Daughter | Secretary | Illinois |
| 75 | Alice Ryan | 24 | Daughter | Stenographer | Illinois |
| 76 | William Ryan | 18 | Son | Timekeeper | Illinois |
| 77 | John Anderson | 40 | Head | Chauffeur | Illinois |
| 78 | Charles A. Anderson | 67 | Father | Photographer | Illinois |
| 79 | Mabel Anderson | 64 | Mother | — | Pennsylvania |
| 80 | John Nixon | 45 | Roomer | Factory | Illinois |
Pedigree Summary
Catherine + 3 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)