NR
Nellie Ryan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Nellie Ryan across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Thomas & Thomas — first a daughter (b.~1907), then head of a 4-person household.
Age 33
b. ~1907
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Ryan |
| Given Name | Nellie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | operator |
| Industry | Telephone Company |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 800 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Operator |
| Township / Ward | Chicago |
| Est. Birth Year | ~1907 |
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 Nellie | Age | Birth yr |
|---|---|---|---|---|
| Mary Ryan | Head | — | 71 | ~1869 |
| Thomas Ryan | Son | — | 46 | ~1894 |
| James Ryan | Son | — | 45 | ~1895 |
| Nellie Ryan | Daughter | — | 33 | ~1907 |
Census Appearances
1920
Cook, Illinois
Daughter, age 14
Cook, Illinois · implied b. ~1906 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Nellie M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Ireland |
| 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 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Nellie M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Irish Free State |
| Occupation | Operator |
| Industry | Telephone |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Daughter, age 33
Cook-County, Illinois · implied b. ~1907 — 4 household members
| Surname | Ryan |
| Given Name | Nellie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | operator |
| Industry | Telephone Company |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 800 |
| Highest Grade | Hs 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 Nellie Ryan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thomas Ryan (~0.92 confidence) and father Thomas Ryan (~0.92 confidence) and mother Margaret Ryan (~0.92 confidence) and mother Margaret Ryan (~0.92 confidence) and mother Mary Ryan (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Ryan
b. ~1890
Source father
● Household
· direct · ~0.92
Father
Thomas Ryan
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Margaret Ryan
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Margaret Ryan
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Mary Ryan
b. ~1869
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Nellie Ryan
Daughter · 1940 · age 33 · b. ~1907 · Illinois
★ You are viewing this record
Sibling
Thomas Ryan
Sibling · 1940 · age 46
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Ryan
Sibling · 1940 · age 45
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-t0627-00982-00283)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | James Neary | 58 | Son | Bartender | Illinois |
| 42 | John Stannell | 49 | Head | — | Illinois |
| 43 | Irene Stannell | 43 | Daughter | — | Illinois |
| 44 | Patrick Hayes | 50 | Head | Police Officer | N. Ireland |
| 45 | Catherine Hayes | 56 | Wife | — | N. Ireland |
| 46 | Catherine P. Hayes | 21 | Daughter | Typist | Illinois |
| 47 | Rosemary Hayes | 18 | Daughter | — | Illinois |
| 48 | James Hayes | 12 | Son | — | Illinois |
| 49 | Kathryn Ward | 57 | Head | — | Illinois |
| 50 | Patrick H. Cane | 57 | Lodger | Police Officer | Wisconsin |
| 51 | Myra Murphy | 76 | Head | — | Wisconsin |
| 52 | Emily White | 61 | Sister | — | Illinois |
| 53 | Gladys Miller | 38 | Head | — | Illinois |
| 54 | Marion Miller | 17 | Daughter | — | Illinois |
| 55 | Jack Miller | 15 | Son | — | Illinois |
| 56 | Lena Eickhoff | 70 | Lodger | — | Illinois |
| 57 | Bruce Mackey | 52 | Lodger | Engineer | Illinois |
| 58 | Mary Cooper | 58 | Head | — | Iowa |
| 59 | Athel Moynihan | 40 | Lodger | Case Worker | Wisconsin |
| 60 | Harry Donahue | 64 | Head | Pharmacist | Illinois |
| 61 | Estelle Donahue | 55 | Wife | — | Michigan |
| 62 | Philip Norton | 42 | Lodger | Owner | Illinois |
| 63 | Russell Isberg | 35 | Lodger | Wireman | Wisconsin |
| 64 | Mary Ryan | 71 | Head | — | Ireland |
| 65 | James J. Ryan | 45 | Son | Fireman | Illinois |
| 66 | Thomas J. Ryan | 46 | Son | Police Officer | Illinois |
| 67 | Nellie Ryan THIS PERSON | 33 | Daughter | Operator | Illinois |
| 68 | Samuel Hall | 77 | Head | — | England |
| 69 | Catherine Hall | 72 | Wife | — | Iowa |
| 70 | Nicholas Powers | 59 | Head | Driver | Michigan |
| 71 | Jennie Powers | 55 | Wife | — | Michigan |
| 72 | Julia Monihan | 63 | Head | — | Illinois |
| 73 | Floyd Monihan | 31 | Son | Fireman | Illinois |
| 74 | George Faye | 25 | Lodger | Attendant | Illinois |
| 75 | Fred Pizza | 41 | Head | Owner | Italy |
| 76 | Grace Pizza | 29 | Wife | — | New York |
| 77 | Fred Jr. Pizza | 12 | Son | — | Illinois |
| 78 | Eleadore Pizza | 9 | Daughter | — | Illinois |
| 79 | James Beddia | 27 | Head | Reporter | Illinois |
| 80 | Lily Beddia | 24 | Wife | — | Illinois |
Pedigree Summary
Nellie + 2 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)