MR
Margaret Ryan — 1930 US Census Record
Model Tree available1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Margaret Ryan across the 1910, 1920 and 1930 US Censuses in Cook, Illinois (XGBoost, ~Confirmed), with identified parents John & William — first a daughter (b.~1899), then head of a 7-person household.
Age 31
b. ~1899
Female
Daughter
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Ryan |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Clerk |
| Industry | Real Estate |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Clerk |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1899 |
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 1930 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Therese Ryan | Daughter | — | 25 | ~1905 |
| Margaret Ryan | Daughter | — | 31 | ~1899 |
| Frances Ryan | Daughter | — | 29 | ~1901 |
| Lillian Ryan | Daughter | — | 19 | ~1911 |
| Helen Ryan | Daughter | — | 23 | ~1907 |
| Mary Ryan | Daughter | — | 27 | ~1903 |
| John Ryan | Head | — | 64 | ~1866 |
Census Appearances
1910
Cook, Illinois
Daughter, age 10
Cook, Illinois · implied b. ~1900 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Bill Clerk |
| Industry | Retail Dry Goods |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Daughter, age 20
Cook, Illinois · implied b. ~1900 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Stenographer Steam RR Office |
| Industry | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Daughter, age 31
Cook, Illinois · implied b. ~1899 — 7 household members
| Surname | Ryan |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Clerk |
| Industry | Real Estate |
| Class of Worker | W |
| Can Read/Write | Yes |
| 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 3 US Census years (1910, 1920 and 1930) in Cook, Illinois, using XGBoost record linkage. Identified parents: father John Ryan (~0.92 confidence) and father William Ryan (~0.92 confidence) and mother Margaret Ryan (~0.92 confidence) and father Roger Ryan (~0.92 confidence) and mother Delia Ryan (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Ryan
b. ~1866
Source father
● Household
· direct · ~0.92
Father
William Ryan
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Margaret Ryan
b. ~1867
Source mother
● Household
· direct · ~0.92
Father
Roger Ryan
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Delia Ryan
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Ryan
Daughter · 1930 · age 31 · b. ~1899 · Illinois
★ You are viewing this record
Sibling
Mary Ryan
Sibling · 1930 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Ryan
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Ryan
Sibling · 1930 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lillian Ryan
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Therese Ryan
Sibling · 1930 · age 25
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
1930 US Federal Census — Cook, Illinois
Open full size
1930 US Federal Census — Cook, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel494:0545)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harry H Gundling | 66 | Head | Real Estate | Germany |
| 2 | Ada Gundling | 58 | Wife | — | Scotland |
| 3 | Gordon S Gundling | 24 | Son | Contractor | Illinois |
| 4 | Henry Warnicke | 42 | Head | Physician | Missouri |
| 5 | Mildred Warnicke | 40 | Wife | — | Ohio |
| 6 | Thomas Twomey | 48 | Head | Janitor | Ireland |
| 7 | Delia A Twomey | 42 | Wife | — | Ireland |
| 8 | Mary A Twomey | 21 | Daughter | Telephone | Illinois |
| 9 | Thomas M Twomey | 19 | Son | Clerk | Illinois |
| 10 | Noreene Twomey | 17 | Daughter | — | Illinois |
| 11 | James G Twomey | 12 | Son | — | Illinois |
| 12 | Jeremiah Murphy | 23 | Nephew | Laborer | Ireland |
| 13 | Chas. J Lund | 65 | Head | Clerk | New York |
| 14 | Harriet Lund | 50 | Wife | — | New York |
| 15 | Vivian Lund | 26 | Daughter | — | Wisconsin |
| 16 | Matthew Brown | 40 | Boarder | Swimming | Illinois |
| 17 | David E Allen | 50 | Head | Physician | Illinois |
| 18 | Mary B Allen | 41 | Wife | — | Vermont |
| 19 | Elizabeth B Allen | 14 | Daughter | — | Illinois |
| 20 | David E Jr Allen | 11 | Son | — | Illinois |
| 21 | Mildred Matthews | 19 | Maid | Maid | Wisconsin |
| 22 | Ida C Machler | 67 | Head | — | California |
| 23 | Vesta J Machler | 42 | Son | Clerk | Illinois |
| 24 | Richard S Machler | 40 | Son | Printer | Belgium |
| 25 | William L Machler | 38 | Son | Clerk | Belgium |
| 26 | Georgina S Machler | 32 | Daughter | — | Belgium |
| 27 | John Hotz | 59 | Head | Salesman | Illinois |
| 28 | Anna S Hotz | 50 | Wife | — | Illinois |
| 29 | Henry H Loff | 45 | Head | Salesman | Illinois |
| 30 | Esther Loff | 40 | Wife | — | Nebraska |
| 31 | Elenor Loff | 14 | Daughter | — | Illinois |
| 32 | Harold Loff | 16 | Son | — | Illinois |
| 33 | Ralph Loff | 9 | Son | — | Illinois |
| 34 | Louis A Brilihart | 45 | Head | Linotype | Illinois |
| 35 | Ethel Brilihart | 43 | Wife | Clerk | Illinois |
| 36 | Harriet Wheeler | 63 | Mother-in-law | — | Illinois |
| 37 | Josephine Knowles | 45 | Boarder | Clerk | Illinois |
| 38 | John Ryan | 64 | Head | — | Ireland |
| 39 | Margaret Ryan THIS PERSON | 31 | Daughter | Clerk | Illinois |
| 40 | Frances Ryan | 29 | Daughter | — | Illinois |
| 41 | Mary Ryan | 27 | Daughter | Stenographer | Illinois |
| 42 | Therese Ryan | 25 | Daughter | Biller | Illinois |
| 43 | Helen Ryan | 23 | Daughter | Clerk | Illinois |
| 44 | Lillian Ryan | 19 | Daughter | — | Illinois |
| 45 | William J Loan | 73 | Head | — | Canada English |
| 46 | Bertha Loan | 63 | Wife | — | Iowa |
| 47 | Myrtle L Loan | 35 | Daughter | — | Iowa |
| 48 | Ann M Stevens | 60 | Boarder | Dressmaker | Illinois |
| 49 | Mabel Banky | 25 | Boarder | Milliner | Illinois |
| 50 | Seymour Weiner | 38 | Head | Salesman | Russia |
Pedigree Summary
Margaret + 5 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 1930 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)