HC
Harold Cook — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Greene-County, Pennsylvania
Our Model Tree links this Harold Cook across the 1930 and 1940 US Censuses in Greene-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1920), then head of a 13-person household.
Age 20
b. ~1920
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Greene-County, Pennsylvania |
| Surname | Cook |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Aleppo Township |
| 1935 Residence (County) | Greene |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Laborer |
| Township / Ward | Aleppo Township |
| 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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Harold | Age | Birth yr |
|---|---|---|---|---|
| Wilma Cook | Daughter | — | 13 | ~1927 |
| Ellen Cartwright | Other | — | 10 | ~1930 |
| Harold Cook | Son | — | 20 | ~1920 |
| Lula Cook | Spouse | — | 50 | ~1890 |
| Wanda Cook | Daughter | — | 16 | ~1924 |
| Kenneth Cook | Son | — | 22 | ~1918 |
| James Cook | Head | — | 56 | ~1884 |
| Jane Cook | Son | — | 10 | ~1930 |
| Gerald Cook | Son | — | 18 | ~1922 |
| Joan Cook | Daughter | — | 6 | ~1934 |
| Noah Cook | Son | — | 23 | ~1917 |
| Leonard Cartwright | Other | — | 7 | ~1933 |
| John Cook | Son | — | 30 | ~1910 |
Census Appearances
1930
Greene, Pennsylvania
Son, age 10
Greene, Pennsylvania · implied b. ~1920 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Greene-County, Pennsylvania
Son, age 20
Greene-County, Pennsylvania · implied b. ~1920 — 13 household members
| Surname | Cook |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Aleppo Township |
| 1935 Residence (County) | Greene |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Harold Cook across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Harold Cook
Son · 1940 · age 20 · b. ~1920 · Pennsylvania
★ You are viewing this record
Sibling
Jane Cook
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Noah Cook
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gerald Cook
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilma Cook
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wanda Cook
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Cook
Sibling · 1940 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Cook
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joan Cook
Sibling · 1940 · age 6
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 — Greene-County, Pennsylvania
Open full size
1940 US Federal Census — Greene-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03512-00006)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Olive Benson | 31 | Daughter | — | Pennsylvania |
| 42 | Paul Wright | 42 | Head | Laborer | Pennsylvania |
| 43 | Harvey Tangle | 44 | Head | Laborer | Pennsylvania |
| 44 | Bessie Tangle | 43 | Wife | — | West Virginia |
| 45 | Elmer Tangle | 18 | Son | — | Pennsylvania |
| 46 | Norma Tangle | 16 | Daughter | — | Pennsylvania |
| 47 | Glen Tangle | 9 | Son | — | Pennsylvania |
| 48 | Lois Tangle | 5 | Daughter | — | Pennsylvania |
| 49 | Jess Mccracken | 59 | Head | Farmer | Pennsylvania |
| 50 | Pearl Ellen Mccracken | 24 | Daughter | Laborer | Pennsylvania |
| 51 | Floyd Mccracken | 17 | Son | — | Pennsylvania |
| 52 | Carl Mccracken | 15 | Son | — | Pennsylvania |
| 53 | Homer Antill | 45 | Head | Driller | West Virginia |
| 54 | Alta Antill | 44 | Wife | — | Pennsylvania |
| 55 | Benson Antill | 22 | Son | New Worker | Pennsylvania |
| 56 | Clarence Antill | 18 | Son | — | Pennsylvania |
| 57 | Virginia Antill | 16 | Daughter | — | Pennsylvania |
| 58 | J. W. Anderson | 69 | Head | Farmer | Pennsylvania |
| 59 | Elizabeth S. Anderson | 65 | Wife | — | Pennsylvania |
| 60 | Kermit Anderson | 30 | Son | Laborer | Pennsylvania |
| 61 | Harley Anderson | 27 | Son | Teacher | Pennsylvania |
| 62 | Charles Anderson | 24 | Son | Laborer | Pennsylvania |
| 63 | Dallas Benson | 73 | Head | Farmer | Pennsylvania |
| 64 | Harry Benson | 48 | Son | Laborer | West Virginia |
| 65 | Edith Benson | 43 | Daughter | — | Pennsylvania |
| 66 | James Benson | 76 | Head | Farmer | Pennsylvania |
| 67 | Elizabeth Benson | 69 | Wife | — | Pennsylvania |
| 68 | James Cook | 56 | Head | Farmer | Pennsylvania |
| 69 | Lula Cook | 50 | Wife | — | Pennsylvania |
| 70 | John Cook | 30 | Son | Laborer | Pennsylvania |
| 71 | Noah Cook | 23 | Son | Laborer | Pennsylvania |
| 72 | Kenneth Cook | 22 | Son | Laborer | Pennsylvania |
| 73 | Harold Cook THIS PERSON | 20 | Son | Laborer | Pennsylvania |
| 74 | Gerald Cook | 18 | Son | Laborer | Pennsylvania |
| 75 | Wanda Cook | 16 | Daughter | — | Pennsylvania |
| 76 | Wilma Cook | 13 | Daughter | — | Pennsylvania |
| 77 | Jane Cook | 10 | Son | — | Pennsylvania |
| 78 | Joan Cook | 6 | Daughter | — | Pennsylvania |
| 79 | Ellen Jane Cartwright | 10 | Grand-daughter | — | Pennsylvania |
| 80 | Leonard Cartwright | 7 | Grand-son | — | Pennsylvania |
Related Census Records
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)