WC
Walter Cook — 1940 US Census Record
Model Tree available1940 United States Federal Census · Essex-County, New Jersey
Our Model Tree links this Walter Cook across the 1920, 1930 and 1940 US Censuses in Essex-County, New Jersey (XGBoost, ~Confirmed), with identified parents George & Flora — first a son (b.~1920), then head of a 5-person household.
Age 20
b. ~1920
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, New Jersey |
| Surname | Cook |
| Given Name | Walter |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Newark |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Occupation | Laborer |
| Industry | C.C.C. Camp |
| Class of Worker | PW |
| Hours Worked | 2 |
| Income (1939) | 90 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Laborer |
| Township / Ward | Newark |
| Est. Birth Year | ~1920 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Walter | Age | Birth yr |
|---|---|---|---|---|
| Viola Cook | Daughter | — | 11 | ~1929 |
| John Cook | Son | — | 14 | ~1926 |
| Walter Cook | Son | — | 20 | ~1920 |
| Anna Cook | Daughter | — | 17 | ~1923 |
| Julia Cook | Head | — | 42 | ~1898 |
Census Appearances
1920
Essex, New …
Son, age 2
Essex, New Jersey · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Walter |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Essex, New …
Son, age 12
Essex, New Jersey · implied b. ~1918 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Walter |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Essex-County, New …
Son, age 20
Essex-County, New Jersey · implied b. ~1920 — 5 household members
| Surname | Cook |
| Given Name | Walter |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Newark |
| 1935 Residence (County) | Essex |
| Occupation | Laborer |
| Industry | C.C.C. Camp |
| Class of Worker | PW |
| Hours Worked | 2 |
| Income (1939) | 90 |
| Highest Grade | No 8 |
| 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 Walter Cook across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Cook (~0.92 confidence) and mother Flora Cook (~0.92 confidence) and mother Margaret Cook (~0.92 confidence) and father Walter Cook (~0.92 confidence) and mother Julia Cook (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Cook
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Flora Cook
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Margaret Cook
b. ~1893
Source mother
● Household
· direct · ~0.92
Father
Walter Cook
b. ~1894
Source father
● Household
· direct · ~0.92
Mother
Julia Cook
b. ~1898
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Walter Cook
Son · 1940 · age 20 · b. ~1920 · New Jersey
★ You are viewing this record
Sibling
Anna Cook
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Viola Cook
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Cook
Sibling · 1940 · age 14
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-t0627-02425-00610)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Pearl Fries | 39 | Wife | — | New Jersey |
| 42 | Eugene Fries | 15 | Son | — | New Jersey |
| 43 | Dolores Fries | 1 | Daughter | — | New Jersey |
| 44 | Alfred Vroman | 36 | Head | Orderly | Pennsylvania |
| 45 | Helen Vroman | 36 | Wife | — | Ohio |
| 46 | Julia Cook | 42 | Head | Laborer | Poland |
| 47 | Walter Cook THIS PERSON | 20 | Son | Laborer | New Jersey |
| 48 | Anna Cook | 17 | Daughter | — | New Jersey |
| 49 | John Cook | 14 | Son | — | New Jersey |
| 50 | Viola Cook | 11 | Daughter | — | New Jersey |
| 51 | August King | 38 | Head | — | New Jersey |
| 52 | Mary King | 36 | Wife | Polisher | New Jersey |
| 53 | Mildred King | 10 | Daughter | — | New Jersey |
| 54 | George Brown | 60 | Father in law | — | Germany |
| 55 | Joseph Rabender | 31 | Head | Chemist | New Jersey |
| 56 | Martha Rabender | 24 | Wife | — | New Jersey |
| 57 | Lawrence Rabender | 7 | Son | — | New Jersey |
| 58 | Faith M. Rabender | 4 | Daughter | — | New Jersey |
| 59 | Richard Rabender | 1 | Son | — | New Jersey |
| 60 | Anthony Rabender | 22 | Brother in law | Foreman | New Jersey |
| 61 | Fred Fricke | 48 | Head | Laborer | New Jersey |
| 62 | Louise Fricke | 47 | Wife | — | New Jersey |
| 63 | Charles Preziosi | 38 | Head | Hatter | New York |
| 64 | Helen Preziosi | 29 | Wife | — | New Jersey |
| 65 | Helen Preziosi | 11 | Daughter | — | New Jersey |
| 66 | Charles Preziosi | 9 | Son | — | New Jersey |
| 67 | Jean Preziosi | 2 | Daughter | — | New Jersey |
| 68 | Thomas Murphy | 72 | Father in law | — | Irish Free State |
| 69 | John Kozak | 55 | Head | Laborer | Poland |
| 70 | Caroli Kozak | 52 | Wife | — | Poland |
| 71 | John Chachula | 56 | Head | Painter | Poland |
| 72 | Anthony Chachula | 22 | Son | Machinist | New Jersey |
| 73 | Kathryn Chachula | 19 | Daughter | — | New Jersey |
| 74 | Helen Chachula | 17 | Daughter | — | Poland |
| 75 | Yeughe Donaldson | 54 | Head | Fireman | Georgia |
| 76 | Mamie Donaldson | 51 | Wife | Servant | Georgia |
| 77 | Albert Donaldson | 26 | Son | Waiter | Georgia |
| 78 | Aramenta Donaldson | 18 | Daughter | — | Georgia |
| 79 | Clarence Donaldson | 16 | Son | — | Georgia |
| 80 | Mavis Donaldson | 11 | Daughter | — | New Jersey |
Pedigree Summary
Walter + 3 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)