LC
Lillian Cook — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Essex-County, New Jersey
Our Model Tree links this Lillian Cook across the 1930 and 1940 US Censuses in Essex-County, New Jersey (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 8-person household.
Age 12
b. ~1928
Female
Daughter
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, New Jersey |
| Surname | Cook |
| Given Name | Lillian |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | C |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Newark City |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Same Place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Newark City |
| Est. Birth Year | ~1928 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Lillian | Age | Birth yr |
|---|---|---|---|---|
| Lula Cook | Daughter | — | 15 | ~1925 |
| Annie Cook | Other | — | 19 | ~1921 |
| Lillian Cook | Daughter | — | 12 | ~1928 |
| Alfred Cook | Son | — | 22 | ~1918 |
| Joseph Cook | Head | — | 51 | ~1889 |
| Jennie Cook | Spouse | — | 50 | ~1890 |
| Dorothy Cook | Other | — | 25 | ~1915 |
| Joseph Cook | Son | — | 26 | ~1914 |
Census Appearances
1930
Essex, New …
Daughter, age 2
Essex, New Jersey · implied b. ~1928 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Lois |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Essex-County, New …
Daughter, age 12
Essex-County, New Jersey · implied b. ~1928 — 8 household members
| Surname | Cook |
| Given Name | Lillian |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | C |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Newark City |
| 1935 Residence (County) | Essex |
| Highest Grade | No 7 |
| 1935 Residence | Same Place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 Lillian Cook across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Lillian Cook
Daughter · 1940 · age 12 · b. ~1928 · New Jersey
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Sibling
Lula Cook
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alfred Cook
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Cook
Sibling · 1940 · age 26
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
1940 US Federal Census — Essex-County, New Jersey
Open full size
1940 US Federal Census — Essex-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02414-00927)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Felip Vitello | 42 | Uncle | Carpenter | Italy |
| 42 | James Regina | 54 | Head | Steam Presser | Italy |
| 43 | Concetta Regina | 50 | Wife | — | Italy |
| 44 | Sergio Regina | 23 | Son | Asst Tubing Machine | New Jersey |
| 45 | Louis Catty | 24 | Son in law | Asst Clerk | New Jersey |
| 46 | Tina Catty | 24 | Wife | — | New Jersey |
| 47 | Louis Jr. Catty | 1 | Son | — | New Jersey |
| 48 | Frank Colanta | 33 | Head | Asst Designer | Italy |
| 49 | Christine Colanta | 35 | Wife | — | New Jersey |
| 50 | Anthony Colanta | 68 | Head | — | Italy |
| 51 | Rose Colanta | 69 | Wife | — | Italy |
| 52 | Sarah Colanta | 36 | Daughter | Clerk | Italy |
| 53 | Philip Jr. Puzzo | 41 | Son in law | Asst Beautician | Italy |
| 54 | Anais Puzzo | 41 | Wife | — | Italy |
| 55 | Frank Frascatore | 54 | Head | Tailor | Italy |
| 56 | Pauline Frascatore | 43 | Wife | Operator Ladies Coats | Italy |
| 57 | Frank Frascatore | 26 | Son | New Worker | Connecticut |
| 58 | John Frascatore | 18 | Son | — | New Jersey |
| 59 | Mary Frascatore | 15 | Daughter | — | New Jersey |
| 60 | Walter Board | 34 | Head | Laborer | North Carolina |
| 61 | Mattie Board | 29 | Wife | — | Georgia |
| 62 | Catherine Board | 9 | Daughter | — | New Jersey |
| 63 | Walter Jr. Board | 6 | Son | — | New Jersey |
| 64 | Floyd Board | 3 | Son | — | New Jersey |
| 65 | Joseph Cook | 51 | Head | Fireman | Georgia |
| 66 | Jennie Cook | 50 | Wife | — | Georgia |
| 67 | Joseph Jr. Cook | 26 | Son | Helper | Georgia |
| 68 | Dorothy Cook | 25 | Daughter in law | Helper | Georgia |
| 69 | Alfred Cook | 22 | Son | Laborer | Georgia |
| 70 | Annie B. Cook | 19 | Daughter in law | — | Georgia |
| 71 | Lula M. Cook | 15 | Daughter | — | New Jersey |
| 72 | Lillian Cook THIS PERSON | 12 | Daughter | — | New Jersey |
| 73 | John Wurst | 55 | Head | Watchman | Germany |
| 74 | Barbara Wurst | 54 | Wife | — | New York |
| 75 | Rose Wurst | 10 | Daughter | — | New Jersey |
| 76 | Annie Zimmerman | 55 | Wd | — | New Jersey |
| 77 | George E. Clemente | 47 | Head | Helper | Canada |
| 78 | Annie Clemente | 46 | Wife | Operator | Canada |
| 79 | William Decker | 34 | Head | Laborer | New Jersey |
| 80 | Claire Decker | 28 | Wife | Telephone Operator | New Jersey |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)