JC
James Cook — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Bartholomew, Indiana
Our Model Tree links this James Cook across the 1920 and 1930 US Censuses in Bartholomew, Indiana (XGBoost, ~Confirmed) — first a son (b.~1920), then head of a 17-person household.
Age 10
b. ~1920
Male
Son
Born: Indiana
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Bartholomew, Indiana |
| Surname | Cook |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Columbus City |
| 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.
17 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Clara Cook | Daughter | — | 42 | ~1888 |
| Sarah Cook | Daughter | — | 17 | ~1913 |
| Florence Cook | Daughter | — | 37 | ~1893 |
| Sarah Cook | Daughter | — | 18 | ~1912 |
| Sarah Cook | Daughter | — | 8 | ~1922 |
| Sarah Cook | Daughter | — | 22 | ~1908 |
| Sarah Cook | Daughter | — | 12 | ~1918 |
| John Cook | Head | — | 75 | ~1855 |
| James Cook | Son | — | 17 | ~1913 |
| James Cook | Son | — | 27 | ~1903 |
| James Cook | Son | — | 40 | ~1890 |
| James Cook | Son | — | 10 | ~1920 |
| James Cook | Son | — | 15 | ~1915 |
| James Cook | Son | — | 20 | ~1910 |
| James Cook | Son | — | 20 | ~1910 |
| Sarah Cook | Spouse | — | 72 | ~1858 |
| Sarah Cook | Spouse | — | 40 | ~1890 |
Census Appearances
1920
Bartholomew, Indiana
Son, age
Bartholomew, Indiana · implied b. ~1920 — 15 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Bartholomew, Indiana
Son, age 10
Bartholomew, Indiana · implied b. ~1920 — 17 household members
| Surname | Cook |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 James Cook across 2 US Census years (1920 and 1930) in Bartholomew, Indiana, using XGBoost record linkage.
Show:
This person
Anchor record
James Cook
Son · 1930 · age 10 · b. ~1920 · Indiana
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Sibling
James Cook
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Cook
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Cook
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Cook
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Florence Cook
Sibling · 1930 · age 37
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Cook
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Cook
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Cook
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Cook
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Cook
Sibling · 1930 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Cook
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Cook
Sibling · 1930 · age 40
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clara Cook
Sibling · 1930 · age 42
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 — Bartholomew, Indiana
Open full size
1930 US Federal Census — Bartholomew, Indiana
Page Contents
50 people indexed on this census page (ia:1930:indianacensus00reel577:0602)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | John H Hendricks | 27 | Son | — | Indiana |
| 52 | Mary Hendricks | 25 | Daughter | — | Indiana |
| 53 | Charles Hendricks | 23 | Son | Salesman | Indiana |
| 54 | Helen Hendricks | 21 | Daughter | — | Indiana |
| 55 | Robert Hendricks | 19 | Son | — | Indiana |
| 56 | William Hendricks | 14 | Son | Salesman | Indiana |
| 57 | James Hendricks | 12 | Son | — | Indiana |
| 58 | Lee H Swaim | 54 | Head | Proprietor | Indiana |
| 59 | Lulu M Swaim | 53 | Wife | — | Indiana |
| 60 | Lulu M Swaim | 21 | Daughter | Bookkeeper | Pennsylvania |
| 61 | Joseph J Schmidt | 67 | Head | Farmer | Indiana |
| 62 | Mary E Schmidt | 62 | Wife | — | Indiana |
| 63 | John Hess | 74 | Head | Farmer | Indiana |
| 64 | Sarah Hess | 75 | Wife | Housekeeper | Indiana |
| 65 | John Hess | 41 | Son | — | Indiana |
| 66 | Sarah Hess | 37 | Daughter | — | Indiana |
| 67 | Edward Hess | 35 | Son | — | Indiana |
| 68 | Frank Swaim | 59 | Head | Owner | Indiana |
| 69 | Lulu Swaim | 55 | Wife | — | Indiana |
| 70 | Frank Swaim | 25 | Son | — | Indiana |
| 71 | Lulu Swaim | 21 | Daughter | — | Indiana |
| 72 | Roy Ray | 43 | Head | Painter | Indiana |
| 73 | Emma Ray | 39 | Wife | — | Indiana |
| 74 | Roy Ray | 17 | Son | — | Indiana |
| 75 | Roy Ray | 17 | Son | — | Indiana |
| 76 | Nathan Ray | 12 | Daughter | — | Indiana |
| 77 | John F Cook | 75 | Head | — | Pennsylvania |
| 78 | Sarah E Cook | 72 | Wife | — | Indiana |
| 79 | Clara Cook | 42 | Daughter | Bookkeeper | Indiana |
| 80 | Florence Cook | 37 | Daughter | — | Indiana |
| 81 | James Cook | 27 | Son | — | Indiana |
| 82 | Sarah Cook | 22 | Daughter | — | Indiana |
| 83 | James Cook | 20 | Son | Civil Engineer | Indiana |
| 84 | Sarah Cook | 17 | Daughter | — | Indiana |
| 85 | James Cook | 15 | Son | Cashier | Indiana |
| 86 | Sarah Cook | 12 | Daughter | Cashier | Indiana |
| 87 | James Cook THIS PERSON | 10 | Son | — | Indiana |
| 88 | Sarah Cook | 8 | Daughter | Conductor | Indiana |
| 89 | James Cook | 40 | Son | — | Ohio |
| 90 | Sarah Cook | 40 | Wife | Cashier | Indiana |
| 91 | James Cook | 20 | Son | — | Indiana |
| 92 | Sarah Cook | 18 | Daughter | Reporter | Indiana |
| 93 | James Cook | 17 | Son | — | Indiana |
| 94 | Gordon J Murray | 74 | Head | — | Indiana |
| 95 | Mary E Murray | 65 | Wife | — | Indiana |
| 96 | Mildred A Murray | 31 | Daughter | Tracer | Indiana |
| 97 | Logan Biggs | 23 | Head | Seamstress | Indiana |
| 98 | Gertrude Biggs | 23 | Wife | Seamstress | Indiana |
| 99 | Lester Biggs | 17 | Son | Seamstress | Indiana |
| 100 | Samuel Markham | 60 | Partner | — | Indiana |
Related Census Records
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)