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Catherine Sullivan — 1930 US Census Record
Model Tree available1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Catherine Sullivan across the 1910, 1920 and 1930 US Censuses in Cook, Illinois (XGBoost, ~Confirmed), with identified parents John & Mike — first a daughter (b.~1909), then head of a 3-person household.
Age 21
b. ~1909
Female
Daughter
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Sullivan |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Clerk |
| Industry | Public Utility |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Clerk |
| Township / Ward | Chicago |
| Est. Birth Year | ~1909 |
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 1930 census.
| Name | Relation to head | Relative to Catherine | Age | Birth yr |
|---|---|---|---|---|
| Catherine Sullivan | Daughter | — | 21 | ~1909 |
| Michael Sullivan | Head | — | 47 | ~1883 |
| Mary Sullivan | Spouse | — | 50 | ~1880 |
Census Appearances
1910
Cook, Illinois
Daughter, age 1
Cook, Illinois · implied b. ~1909 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Daughter, age 11
Cook, Illinois · implied b. ~1909 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| 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 |
1930
Cook, Illinois
Daughter, age 21
Cook, Illinois · implied b. ~1909 — 3 household members
| Surname | Sullivan |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Clerk |
| Industry | Public Utility |
| 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 Catherine Sullivan across 3 US Census years (1910, 1920 and 1930) in Cook, Illinois, using XGBoost record linkage. Identified parents: father John Sullivan (~0.92 confidence) and father Mike Sullivan (~0.92 confidence) and mother Agnes Sullivan (~0.92 confidence) and mother Mary Sullivan (~0.92 confidence) and father Michael Sullivan (~0.92 confidence) and mother Mary Sullivan (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Sullivan
b. ~1866
Source father
● Household
· direct · ~0.92
Father
Mike Sullivan
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Agnes Sullivan
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Mary Sullivan
b. ~1880
Source mother
● Household
· direct · ~0.92
Father
Michael Sullivan
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Mary Sullivan
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Catherine Sullivan
Daughter · 1930 · age 21 · b. ~1909 · Illinois
★ You are viewing this record
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:illinoiscensus00reel460:0958)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jack Ballas | 53 | Head | Paper Dealer | Russia |
| 2 | Gussie Ballas | 55 | Wife | — | Russia |
| 3 | Mamie Ballas | 26 | Daughter | Stenographer | Illinois |
| 4 | Rose Ballas | 24 | Daughter | Stenographer | Illinois |
| 5 | Ada Ballas | 22 | Daughter | Stenographer | Illinois |
| 6 | Harry Ruby | 49 | Head | Baker | Russia |
| 7 | Augusta Ruby | 49 | Wife | — | Germany |
| 8 | Earl Ruby | 24 | Son | Plumber | Massachusetts |
| 9 | Sadie Ruby | 21 | Daughter-in-law | — | Illinois |
| 10 | Edwin Ruby | 1 | Grandson | — | Illinois |
| 11 | Martin Ruby | 21 | Son | Booker | Massachusetts |
| 12 | Arthur Ruby | 20 | Son | Butler | Missouri |
| 13 | Harry Hoffman | 22 | Head | Bookkeeper | Illinois |
| 14 | Esther Hoffman | 45 | Wife | — | Russia |
| 15 | Annie Hoffman | 19 | Daughter | Stenographer | Illinois |
| 16 | Fredda Hoffman | 23 | Daughter | Private Sec. | Massachusetts |
| 17 | Irving Hoffman | 20 | Son | Salesman | Illinois |
| 18 | William Kelly | 43 | Head | Foreman | Illinois |
| 19 | Margaret Kelly | 42 | Wife | — | Illinois |
| 20 | Bernard Kelly | 21 | Son | Clerk | Illinois |
| 21 | Marcella Kelly | 18 | Daughter | Stenographer | Illinois |
| 22 | James Kelly | 16 | Son | Collector | Illinois |
| 23 | Madeline Kelly | 14 | Daughter | — | Illinois |
| 24 | John Kelly | 12 | Son | — | Illinois |
| 25 | Louis Leibovitz | 32 | Head | Solicitor | Russia |
| 26 | Erma Leibovitz | 30 | Wife | — | Bohemia |
| 27 | Othellia Leibovitz | 61 | Mother-in-law | — | Bohemia |
| 28 | Sherwin Leibovitz | 5 | Son | — | Illinois |
| 29 | Goldene Leibovitz | 3 | Daughter | — | Illinois |
| 30 | Israel Leibovitz | 59 | Head | Shipper | Russia |
| 31 | Bertha Leibovitz | 50 | Wife | — | Russia |
| 32 | Louis Leibovitz | 45 | Brother | Solicitor | Russia |
| 33 | Joe Leibovitz | 28 | Son | Salesman | Russia |
| 34 | Sam Leibovitz | 18 | Son | — | Illinois |
| 35 | Stephen Howard | 60 | Head | Supervisor | Canada-English |
| 36 | Stephen D. Howard | 25 | Brother | Sheet Metal | Illinois |
| 37 | Margaret Howard | 23 | Natl. Tea Co. | Clerk | Illinois |
| 38 | Francis Howard | 20 | Son | Collector | Illinois |
| 39 | William Flynn | 50 | Head | Motorman | Ireland |
| 40 | James Flynn | 48 | Brother | Checker | Ireland |
| 41 | Patrick Flynn | 29 | Cousin | Clerk | Ireland |
| 42 | Nellie Flynn | 63 | Sister | — | Ireland |
| 43 | Anna Schulte | 69 | Head | — | Wisconsin |
| 44 | Walter Schulte | 29 | Son | Traffic Man | Illinois |
| 45 | Elmer Schulte | 20 | Son | Musician | Kentucky |
| 46 | Michael Sullivan | 47 | Head | Laborer | Ireland |
| 47 | Catherine Sullivan THIS PERSON | 21 | Daughter | Clerk | Illinois |
| 48 | Mary Sullivan | 50 | Wife | — | Ireland |
| 49 | Frank Walsh | 35 | Head | Clerk | Illinois |
| 50 | Bella Walsh | 34 | Wife | — | Illinois |
Pedigree Summary
Catherine
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 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)