MR
Margaret Ryan — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Louis-City-County, Missouri
Our Model Tree links this Margaret Ryan across the 1920, 1930 and 1940 US Censuses in St.-Louis-City-County, Missouri (XGBoost, ~Confirmed), with identified parents Katherine & Patrick — first a daughter (b.~1914), then head of a 7-person household.
Age 26
b. ~1914
Female
Daughter
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-City-County, Missouri |
| Surname | Ryan |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | St Louis (City) |
| 1935 Residence (County) | St. Louis City |
| Additional Details | |
| Occupation | Service Clerk |
| Industry | Auto Club |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 960 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Service Clerk |
| Township / Ward | St Louis City |
| Est. Birth Year | ~1914 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret Ryan | Daughter | — | 26 | ~1914 |
| Mary Ryan | Daughter | — | 42 | ~1898 |
| Hazel Ryan | Daughter | — | 39 | ~1901 |
| Victoriana Ryan | Daughter | — | 16 | ~1924 |
| Lorretta Ryan | Daughter | — | 30 | ~1910 |
| Katherine Ryan | Head | — | 69 | ~1871 |
| Paul Ryan | Son | — | 30 | ~1910 |
Census Appearances
1920
St Louis, …
Daughter, age 7
St Louis, Missouri · implied b. ~1913 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Margaret M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
St Louis, …
Daughter, age 17
St Louis, Missouri · implied b. ~1913 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Margaret Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Louis-City-County, Missouri
Daughter, age 26
St.-Louis-City-County, Missouri · implied b. ~1914 — 7 household members
| Surname | Ryan |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | St Louis (City) |
| 1935 Residence (County) | St. Louis City |
| Occupation | Service Clerk |
| Industry | Auto Club |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 960 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Katherine Ryan (~0.92 confidence) and father Patrick Ryan (~0.92 confidence) and mother Hannah Ryan (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Katherine Ryan
b. ~1871
Source mother
● Household
· direct · ~0.92
Father
Patrick Ryan
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Hannah Ryan
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Ryan
Daughter · 1940 · age 26 · b. ~1914 · Missouri
★ You are viewing this record
Sibling
Mary Ryan
Sibling · 1940 · age 42
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hazel Ryan
Sibling · 1940 · age 39
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Victoriana Ryan
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lorretta Ryan
Sibling · 1940 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Ryan
Sibling · 1940 · age 30
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 — St.-Louis-City-County, Missouri
Open full size
1940 US Federal Census — St.-Louis-City-County, Missouri
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-02181-00468)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Katherine Ryan | 69 | Head | — | Missouri |
| 42 | Mary Ryan | 42 | Daughter | Stenographer | Missouri |
| 43 | Hazel Ryan | 39 | Daughter | Typist | Missouri |
| 44 | Paul Ryan | 30 | Son | Clerk | Missouri |
| 45 | Lorretta Ryan | 30 | Daughter | Typist | Missouri |
| 46 | Margaret Ryan THIS PERSON | 26 | Daughter | Service Clerk | Missouri |
| 47 | Victoriana Ryan | 16 | Daughter | — | Missouri |
| 49 | Delia Prange | 56 | Head | — | Missouri |
| 50 | Gladys Kuehlengel | 19 | Maid | Maid | Illinois |
| 51 | Meta Wunderlich | 70 | Head | — | Missouri |
| 52 | Amelia Linnemann | 46 | Maid | Maid | Missouri |
| 53 | Nathan Bilsky | 41 | Head | Physician | Massachusetts |
| 54 | Sarah Bilsky | 39 | Wife | — | Russia |
| 55 | Beatrice Bilsky | 14 | Daughter | — | Missouri |
| 56 | Lester Bilsky | 4 | Son | — | Missouri |
| 57 | Louis Bittermann | 69 | Head | Salesman | Illinois |
| 58 | Lydia Bittermann | 68 | Wife | — | Missouri |
| 59 | Viola Bittermann | 39 | Daughter | — | Missouri |
| 60 | Joseph Lennon | 40 | Head | Lawyer | Missouri |
| 61 | Caroline Lennon | 26 | Wife | — | Texas |
| 62 | Roberta Webb | 37 | Maid | Maid | Tennessee |
| 63 | George Zollmann | 52 | Head | Owner Manager | Missouri |
| 64 | Adele Zollmann | 46 | Sister | — | Missouri |
| 65 | Samuel Cowan | 53 | Head | Manager | Illinois |
| 66 | Katherine Cowan | 44 | Sister | — | Missouri |
| 67 | Marie Grewe | 30 | Cousin | — | Missouri |
| 68 | Stella Kessler | 58 | Head | — | Missouri |
| 69 | Antoinette Kessler | 28 | Daughter | Elevator Operator | Missouri |
| 70 | Rose Allen | 75 | Head | — | Indiana |
| 71 | Charles Allen | 41 | Son | Manager | Kentucky |
| 72 | Inez Morlock | 28 | Lodger | Saleslady | Missouri |
| 73 | Louis Weiler | 62 | Head | Traffic Manager | Missouri |
| 74 | Frances Weiler | 49 | Wife | — | Missouri |
| 75 | Dorothy Weiler | 40 | Daughter | — | Missouri |
| 76 | Etta Gerken | 80 | Aunt | — | Missouri |
| 77 | Mary C. Kruse | 71 | Head | — | Missouri |
| 78 | Alphonse Hotfelder | 45 | Head | Owner | Missouri |
| 79 | Anna Hotfelder | 47 | Wife | — | Missouri |
| 80 | Raymond Hotfelder | 22 | Son | Laborer | Missouri |
Pedigree Summary
Margaret + 5 siblings
Gen 1 · 3 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)