AC
Alice Cook — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Alice Cook across the 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 30-person household.
Age 4
b. ~1926
Female
Daughter
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Cook |
| Given Name | Alice J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | none |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago |
| Est. Birth Year | ~1926 |
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.
30 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Alice | Age | Birth yr |
|---|---|---|---|---|
| Mary Murphy | Daughter | — | 7 | ~1923 |
| Delores Dugan | Daughter | — | 5 | ~1925 |
| Helen Carney | Daughter | — | 2 | ~1928 |
| Mae Carney | Daughter | — | 4 | ~1926 |
| Norma Cook | Daughter | — | 12 | ~1918 |
| Harriet Cook | Daughter | — | 1 | ~1929 |
| Alice Cook | Daughter | — | 4 | ~1926 |
| Timothy Mcmahon | Head | — | 54 | ~1876 |
| Richard Carney | Other | — | 33 | ~1897 |
| Norma Spiller | Other | — | 27 | ~1903 |
| Anthony Mcnamara | Other | — | 29 | ~1901 |
| Norma Spiller | Other | — | 61 | ~1869 |
| Richard Cook | Other | — | 31 | ~1899 |
| Thomas Murphy | Other | — | 47 | ~1883 |
| Leon Dangan | Other | — | 21 | ~1909 |
| Walter Dugan | Other | — | 38 | ~1892 |
| Donald Dugan | Son | — | 14 | ~1916 |
| Thomas Murphy | Son | — | 21 | ~1909 |
| Richard Carney | Son | — | 6 | ~1924 |
| William Carney | Son | — | ~1930 | |
| Richard Cook | Son | — | 6 | ~1924 |
| William Murphy | Son | — | 8 | ~1922 |
| John Murphy | Son | — | 15 | ~1915 |
| Helen Mcnamara | Spouse | — | 29 | ~1901 |
| Mary Mcmahon | Spouse | — | 47 | ~1883 |
| Hattie Cook | Spouse | — | 32 | ~1898 |
| Martha Dangan | Spouse | — | 21 | ~1909 |
| Katherine Carney | Spouse | — | 25 | ~1905 |
| Mary Dugan | Spouse | — | 45 | ~1885 |
| Mary Murphy | Spouse | — | 44 | ~1886 |
Census Appearances
1930
Cook, Illinois
Daughter, age 4
Cook, Illinois · implied b. ~1926 — 30 household members
| Surname | Cook |
| Given Name | Alice J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Daughter, age 14
Cook-County, Illinois · implied b. ~1926 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooke |
| Given Name | Alice J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Highest Grade | 7 |
| 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 Alice Cook across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Alice Cook
Daughter · 1930 · age 4 · b. ~1926 · Illinois
★ You are viewing this record
Sibling
Norma Cook
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Cook
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Delores Dugan
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harriet Cook
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Murphy
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mae Carney
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Carney
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Murphy
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Murphy
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Carney
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Dugan
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Murphy
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Carney
Sibling · 1930 · age 2
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
30 people indexed on this census page (ia:1930:illinoiscensus00reel445:0682)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Timothy Mcmahon | 54 | Head | Laborer | Irish Free State |
| 2 | Mary Mcmahon | 47 | Wife | None | Irish Free State |
| 3 | Anthony Mcnamara | 29 | R | Machinist | Irish Free State |
| 4 | Helen Mcnamara | 29 | Wife | None | Irish Free State |
| 5 | Walter Dugan | 38 | R | Clerk | Indiana |
| 6 | Mary Dugan | 45 | Wife | None | Kentucky |
| 7 | Donald Dugan | 14 | Son | None | Indiana |
| 8 | Delores Dugan | 5 | Daughter | None | Indiana |
| 9 | Thomas Murphy | 47 | R | Clerk | Illinois |
| 10 | Mary Murphy | 44 | Wife | None | New York |
| 11 | Thomas Jr. Murphy | 21 | Son | Advisor | Illinois |
| 12 | John Murphy | 15 | Son | None | Illinois |
| 13 | William Murphy | 8 | Son | None | Illinois |
| 14 | Mary Murphy | 7 | Daughter | None | Illinois |
| 15 | Leon Dangan | 21 | R | Laborer | Illinois |
| 16 | Martha Dangan | 21 | Wife | None | Illinois |
| 17 | Richard Cook | 31 | R | Laborer | Illinois |
| 18 | Hattie Cook | 32 | Wife | None | Illinois |
| 19 | Norma Cook | 12 | Daughter | None | Illinois |
| 20 | Richard Cook | 6 | Son | None | Illinois |
| 21 | Alice J. Cook THIS PERSON | 4 | Daughter | None | Illinois |
| 22 | Harriet J. Cook | 1 | Daughter | None | Illinois |
| 23 | Norma Spiller | 61 | Mother in law | None | Iowa |
| 24 | Norma Spiller | 27 | Sister in law | Telephone Operator | Illinois |
| 25 | Richard Carney | 33 | R | Policeman | Illinois |
| 26 | Katherine Carney | 25 | Wife | None | Illinois |
| 27 | Richard Jr. Carney | 6 | Son | None | Illinois |
| 28 | Mae Carney | 4 | Daughter | None | Illinois |
| 29 | Helen Carney | 2 | Daughter | None | Illinois |
| 30 | William Carney | 0 | Son | None | Illinois |
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)