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Joseph Cook — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cass, Illinois
Our Model Tree links this Joseph Cook across the 1930 and 1940 US Censuses in Cass, Illinois (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 14-person household.
Age 11
b. ~1919
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cass, Illinois |
| Surname | Cook |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Newmanville Township |
| Est. Birth Year | ~1919 |
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.
14 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Hazel Dirks | Daughter | — | 2 | ~1928 |
| Mary Cook | Daughter | — | ~1930 | |
| Dorothy Cook | Daughter | — | 5 | ~1925 |
| William Davis | Head | — | 34 | ~1896 |
| Lillie Cook | Other | — | 39 | ~1891 |
| Clifford Cook | Other | — | 38 | ~1892 |
| Louise Dirks | Other | — | 22 | ~1908 |
| John Dirks | Other | — | 28 | ~1902 |
| Glen Davis | Other | — | 35 | ~1895 |
| Woodrow Cook | Son | — | 17 | ~1913 |
| Joseph Cook | Son | — | 11 | ~1919 |
| William Cook | Son | — | 7 | ~1923 |
| Daniel Cook | Son | — | 13 | ~1917 |
| Clifford Cook | Son | — | 9 | ~1921 |
Census Appearances
1930
Cass, Illinois
Son, age 11
Cass, Illinois · implied b. ~1919 — 14 household members
| Surname | Cook |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cass-County, Illinois
Son, age 21
Cass-County, Illinois · implied b. ~1919 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Joe |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Cass |
| Occupation | Helper |
| Industry | NYA Project |
| Class of Worker | GW |
| Hours Worked | 8 |
| Income (1939) | 140 |
| Highest Grade | Hs 4 |
| 1935 Residence | Illinois |
| 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 Joseph Cook across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Joseph Cook
Son · 1930 · age 11 · b. ~1919 · Illinois
★ You are viewing this record
Sibling
Mary Cook
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Cook
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Cook
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clifford Cook
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Cook
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Woodrow Cook
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hazel Dirks
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 — Cass, Illinois
Open full size
1930 US Federal Census — Cass, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel409:0066)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Theodore Ruppel | 36 | Head | Farmer | Illinois |
| 2 | Glenna Ruppel | 26 | Wife-H | — | Illinois |
| 3 | Walter Ruppel | 6 | Son | — | Illinois |
| 4 | Ernest Sinclair | 21 | Boarder | — | Kentucky |
| 5 | Ewell Ginder | 34 | Head | Farm Laborer | Illinois |
| 6 | Leta Ginder | 27 | Wife | School Teacher | Illinois |
| 7 | Zeta Ginder | 22 | Sister-in-law | Teacher | Illinois |
| 8 | Josephine Ginder | 3 | Daughter | Housekeeper | Illinois |
| 9 | Walter Murphy | 25 | Head | — | Illinois |
| 10 | Myrtle Murphy | 21 | Wife-H | Farmer | North Carolina |
| 11 | Robert W. Murphy | 1 | Son | None | Illinois |
| 12 | Grover C. Harper | 45 | Head | None | Kentucky |
| 13 | Rebecca Harper | 31 | Wife-H | Laborer | Kentucky |
| 14 | Henry C. Harper | 11 | Son | None | Illinois |
| 15 | Mary N. Harper | 5 | Daughter | None | Illinois |
| 16 | Bettie L. Harper | 1 | Daughter | None | Illinois |
| 17 | Stowell G. Monroe | 48 | Head | Stone Mason | Kentucky |
| 18 | Minerva F. Monroe | 47 | Wife-H | None | Kentucky |
| 19 | Baskell Monroe | 25 | Son | Mail Carrier | Kentucky |
| 20 | Orville Monroe | 23 | Son | Laborer | Illinois |
| 21 | Roy Monroe | 21 | Son | Laborer | Illinois |
| 22 | Emma Gene Monroe | 15 | Daughter | None | Illinois |
| 23 | Irene Monroe | 13 | Daughter | None | Illinois |
| 24 | Roland Monroe | 9 | Son | None | Illinois |
| 25 | William Davis | 34 | Head | Farmer | Illinois |
| 26 | Glen Davis | 35 | Wife-H | None | Illinois |
| 27 | Clifford Cook | 38 | Brother-in-law | Farmer | Illinois |
| 28 | Lillie Cook | 39 | Sister-in-law | None | Illinois |
| 29 | Woodrow Cook | 17 | Son | Laborer | Illinois |
| 30 | Daniel Cook | 13 | Son | None | Illinois |
| 31 | Joseph Cook THIS PERSON | 11 | Son | None | Illinois |
| 32 | Clifford Cook | 9 | Son | None | Illinois |
| 33 | William Cook | 7 | Son | None | Illinois |
| 34 | Dorothy Cook | 5 | Daughter | None | Illinois |
| 35 | Mary Anne Cook | 0 | Daughter | None | Illinois |
| 36 | John A. Dirks | 28 | R | Farmer | Illinois |
| 37 | Louise Dirks | 22 | Wife-H | None | Illinois |
| 38 | Hazel Edna Dirks | 2 | Daughter | None | Illinois |
| 39 | Oscar Powell | 35 | Head | Laborer | Kentucky |
| 40 | Tennie Powell | 32 | Wife | None | Kentucky |
| 41 | Kenneth Powell | 12 | Son | None | Kentucky |
| 42 | Stanley Powell | 11 | Son | None | Kentucky |
| 43 | Lucille Powell | 9 | Daughter | None | Kentucky |
| 44 | Leland Powell | 5 | Son | None | Kentucky |
| 45 | Elma Powell | 4 | Daughter | None | Kentucky |
| 46 | Herschel Clarke | 23 | Head | Laborer | Illinois |
| 47 | Blanche Clarke | 20 | Wife-H | None | Illinois |
| 48 | Herschel Clarke | 0 | Son | None | Illinois |
| 49 | George Stubman | 23 | Head | Laborer | Indiana |
| 50 | Ethel Stubman | 23 | Wife | 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)