MR
Margaret Ryan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Margaret Ryan across the 1900, 1910, 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Edward & Daniel — first a spouse (b.~1896), then head of a 3-person household.
Age 44
b. ~1896
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Ryan |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1896 |
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 Margaret | Age | Birth yr |
|---|---|---|---|---|
| Michael Ryan | Head | — | 49 | ~1891 |
| Warren Ryan | Son | — | 17 | ~1923 |
| Margaret Ryan | Spouse | — | 44 | ~1896 |
Census Appearances
1900
Cook, Illinois
Daughter, age 4
Cook, Illinois · implied b. ~1896 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Illinois |
| Birth Month | July |
| Birth Year | 1896 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1910
Cook, Illinois
Daughter, age 13
Cook, Illinois · implied b. ~1897 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Margaret O |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Daughter, age 23
Cook, Illinois · implied b. ~1897 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Stenographer |
| Industry | Superintendent |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Other, age 33
Cook, Illinois · implied b. ~1897 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Margaret |
| Relationship to Head | Dau |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Stenographer |
| Industry | Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Spouse, age 44
Cook-County, Illinois · implied b. ~1896 — 3 household members
| Surname | Ryan |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Highest Grade | No 8 |
| 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 Margaret Ryan across 5 US Census years (1900, 1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Edward Ryan (~0.92 confidence) and father Daniel Ryan (~0.92 confidence) and father Daniel Ryan (~0.92 confidence) and mother Margaret Ryan (~0.92 confidence) and mother Margaret Ryan (~0.92 confidence) and mother Ellen Ryan (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Edward Ryan
b. ~1866
Source father
● Household
· direct · ~0.92
Father
Daniel Ryan
b. ~1868
Source father
● Household
· direct · ~0.92
Father
Daniel Ryan
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Margaret Ryan
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Margaret Ryan
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Ellen Ryan
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Ryan
Spouse · 1940 · age 44 · b. ~1896 · Illinois
★ You are viewing this record
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-t0627-00934-00744)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Claire Watson | 56 | Head | Salesman | Illinois |
| 42 | Rosemary Watson | 46 | Wife | — | Illinois |
| 43 | Claire Jr Watson | 2 | Son | — | Illinois |
| 44 | Edward Walsh | 50 | Head | Postal Clerk | Illinois |
| 45 | Dagmar Walsh | 50 | Wife | Driver | Illinois |
| 46 | Michael Ryan | 49 | Head | Salesman | Eire |
| 47 | Margaret Ryan THIS PERSON | 44 | Wife | — | Illinois |
| 48 | Warren Ryan | 17 | Son | New Worker | Illinois |
| 49 | Alfred Sternthal | 77 | Head | — | Germany |
| 50 | Paula Sternthal | 70 | Wife | — | Germany |
| 51 | John A Fondation | 45 | Head | Salesman | Minnesota |
| 52 | Ora D Fondation | 44 | Wife | Dressmaking | Wisconsin |
| 53 | Norbert Belleau | 24 | Brother-in-law | Office Clerk | Illinois |
| 54 | Jack Greig | 23 | Lodger | Clerical | Illinois |
| 55 | Leopold Kahn | 59 | Head | Salesman | Alabama |
| 56 | Helen Kahn | 52 | Wife | — | Missouri |
| 57 | Alfred Rothstein | 44 | Head | Salesman | New York |
| 58 | Jeanette Rothstein | 40 | Sister | — | Canada-English |
| 59 | Reba Rothstein | 38 | Sister | — | Canada-English |
| 60 | Ramona Rothstein | 36 | Sister | Cashier | Canada-English |
| 61 | Earl R Swanson | 46 | Head | Sales Engineer | Illinois |
| 62 | Sylvia Swanson | 44 | Wife | — | Michigan |
| 63 | Sam Mided | 45 | Head | Salesman | New York |
| 64 | Ann Mided | 44 | Wife | — | Illinois |
| 65 | Annette Mided | 13 | Daughter | — | Illinois |
| 66 | Carl G Leinert | 29 | Head | Foreman | Illinois |
| 67 | Henrietta Leinert | 66 | Mother | — | New York |
| 68 | Alton E Smith | 40 | Head | — | Illinois |
| 69 | Harry Smith | 36 | Brother | Salesman | Illinois |
| 70 | Ida Smith | 41 | Sister | — | Illinois |
| 71 | Lillian Scobie | 42 | Sister | — | Illinois |
| 72 | Lois Scobie | 4 | Niece | — | Illinois |
| 73 | Catherine Tansey | 52 | Head | — | Illinois |
| 74 | Catherine Tansey | 24 | Daughter | Receptionist | Illinois |
| 75 | William Fleura | 42 | Head | Business Agent | Illinois |
| 76 | Jean Fleura | 31 | Wife | Proofreader | Iowa |
| 77 | Boris Uraginov | 37 | Head | Asst Supt | Bulgaria |
| 78 | Florence Uraginov | 30 | Wife | — | Alabama |
| 79 | Benjamin Schiffman | 48 | Head | — | Illinois |
| 80 | Ann Schiffman | 44 | Wife | — | Illinois |
Pedigree Summary
Margaret
Gen 1 · 6 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)