JC
Joseph Cook — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Los Angeles, California
Our Model Tree links this Joseph Cook across the 1930 and 1940 US Censuses in Los Angeles, California (XGBoost, ~Confirmed) — first a son (b.~1916), then head of a 19-person household.
Age 14
b. ~1916
Male
Son
Born: California
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Los Angeles, California |
| Surname | Cook |
| Given Name | Joseph F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Mexican |
| Age | 14 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Newhall Town |
| Est. Birth Year | ~1916 |
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.
19 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Delia Rodriguez | Daughter | — | 26 | ~1904 |
| Catherine Cook | Daughter | — | 9 | ~1921 |
| Fredrick Cook | Head | — | 48 | ~1882 |
| Isadore Garcia | Other | — | 69 | ~1861 |
| Doris Rodriguez | Other | — | 1 | ~1929 |
| Julian Rodriguez | Other | — | 10 | ~1920 |
| Johnny Garcia | Other | — | 14 | ~1916 |
| Elina Rodriguez | Other | — | 8 | ~1922 |
| Frances Garcia | Other | — | 66 | ~1864 |
| Rudolph Rodriguez | Other | — | 5 | ~1925 |
| Frances Cook | Other | — | 46 | ~1884 |
| Francis Rodriguez | Other | — | 3 | ~1927 |
| Manuel Cook | Son | — | 20 | ~1910 |
| Robert Cook | Son | — | 5 | ~1925 |
| Joseph Cook | Son | — | 14 | ~1916 |
| Bernard Cook | Son | — | 6 | ~1924 |
| Dolores Cook | Son | — | 18 | ~1912 |
| Isadore Cook | Son | — | 15 | ~1915 |
| Ernest Cook | Son | — | 10 | ~1920 |
Census Appearances
1930
Los Angeles, …
Son, age 14
Los Angeles, California · implied b. ~1916 — 19 household members
| Surname | Cook |
| Given Name | Joseph F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Mexican |
| Age | 14 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Los-Angeles-County, California
Head, age 24
Los-Angeles-County, California · implied b. ~1916 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooke |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | Newhall |
| 1935 Residence (County) | Los Angeles |
| Occupation | Truck Driver |
| Industry | Freight Line |
| Class of Worker | PW |
| Hours Worked | 6 |
| Income (1939) | 50 |
| Highest Grade | H-4 |
| 1935 Residence | California |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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 14 · b. ~1916 · California
★ You are viewing this record
Sibling
Delia Rodriguez
Sibling · 1930 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Manuel Cook
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Isadore Cook
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Cook
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Cook
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dolores Cook
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernard Cook
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ernest Cook
Sibling · 1930 · age 10
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 — Los Angeles, California
Open full size
1930 US Federal Census — Los Angeles, California
Page Contents
50 people indexed on this census page (ia:1930:californiacensus00reel172:1186)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Dora M. Knaak | 29 | Wife H | — | Illinois |
| 2 | Nelson H. Knaak | 9 | Son | — | Illinois |
| 3 | Vivian M. Knaak | 7 | Daughter | — | Illinois |
| 4 | Earl W. Jones | 28 | Head | Proprietor | Indiana |
| 5 | Harry M. Watson | 50 | Head | Carpenter | New York |
| 6 | Naomi E. Watson | 44 | Wife H | Post Master | New Jersey |
| 7 | Georgia D. Thompson | 45 | Head | Laundress | Indiana |
| 8 | Dorothy M. Thompson | 17 | Daughter | — | California |
| 9 | Henry L. Thompson | 23 | Head | Laborer | Arkansas |
| 10 | Vera M. Thompson | 23 | Wife H | Teacher | California |
| 11 | Frank Allard | 62 | Head | Patrolman | New Hampshire |
| 12 | Alice Allard | 47 | Wife H | — | Massachusetts |
| 13 | Antonio T. Garcia | 52 | Head | Laborer | California |
| 14 | Fredrick L. Cook | 48 | Head | Laborer | California |
| 15 | Frances C. Cook | 46 | Wife H | — | California |
| 16 | Manuel Cook | 20 | Son | Laborer | California |
| 17 | Dolores Cook | 18 | Son | Rider | California |
| 18 | Isadore G. Cook | 15 | Son | Laborer | California |
| 19 | Joseph F. Cook THIS PERSON | 14 | Son | — | California |
| 20 | Ernest Cook | 10 | Son | — | California |
| 21 | Catherine E. Cook | 9 | Daughter | — | California |
| 22 | Bernard F. Cook | 6 | Son | — | California |
| 23 | Robert Cook | 5 | Son | — | California |
| 24 | Isadore Garcia | 69 | Father in law | Farm Laborer | California |
| 25 | Frances Garcia | 66 | Mother in law | — | California |
| 26 | Delia Rodriguez | 26 | Daughter | — | California |
| 27 | Julian C. Rodriguez | 10 | Grand daughter | — | California |
| 28 | Elina Rodriguez | 8 | Grand daughter | — | California |
| 29 | Rudolph Rodriguez | 5 | Grandson | — | California |
| 30 | Francis Rodriguez | 3 | Grandson | — | California |
| 31 | Doris Rodriguez | 1 | Grand daughter | — | California |
| 32 | Johnny A. Garcia | 14 | Cousin | — | California |
| 33 | Wilson Davis | 46 | Head | Proprietor | Ohio |
| 34 | Eva E. Davis | 41 | Wife H | — | Ohio |
| 35 | James Housholder | 69 | Father in law | — | Ohio |
| 36 | Elizabeth D. King | 50 | Head | — | Kansas |
| 37 | Henry J. King | 22 | Son | Laborer | Kansas |
| 38 | Gilbert J. King | 17 | Son | Laborer | California |
| 39 | Hazel L. King | 14 | Daughter | — | California |
| 40 | Virginia R. King | 11 | Daughter | — | California |
| 41 | Joe E. Cuscama | 32 | Head | Auto Mechanic | Kansas |
| 42 | Clara Cuscama | 25 | Wife H | — | Kansas |
| 43 | Robert E. Cuscama | 1 | Son | — | California |
| 44 | William T. Hery | 30 | Head | Proprietor | Illinois |
| 45 | Mildred E. Hery | 24 | Wife H | — | Illinois |
| 46 | Mildred J. Hery | 4 | Daughter | — | Illinois |
| 47 | John F. Boyer | 57 | Head | Laborer | France |
| 48 | Marie Boyer | 42 | Wife H | Laundress | France |
| 49 | Leon J. Boyer | 18 | Son | Laborer | California |
| 50 | Rose M. Boyer | 15 | Daughter | — | California |
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)