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James Stephenson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this James Stephenson across the 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 7-person household.
Age 1
b. ~1929
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Stephenson |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago |
| Est. Birth Year | ~1929 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Francis Stephenson | Son | — | 9 | ~1921 |
| William Stephenson | Head | — | 44 | ~1886 |
| Raymond Stephenson | Son | — | 13 | ~1917 |
| Gertrude Stephenson | Spouse | — | 43 | ~1887 |
| Marie Stephenson | Daughter | — | 7 | ~1923 |
| James Stephenson | Son | — | 1 | ~1929 |
| Lester Stephenson | Son | — | 11 | ~1919 |
Census Appearances
1930
Cook, Illinois
Son, age 1
Cook, Illinois · implied b. ~1929 — 7 household members
| Surname | Stephenson |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 12
Cook-County, Illinois · implied b. ~1928 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Stevens |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Highest Grade | No 6 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Stephenson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Stephenson
Son · 1930 · age 1 · b. ~1929 · Illinois
★ You are viewing this record
Sibling
Lester Stephenson
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Stephenson
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Stephenson
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Stephenson
Sibling · 1930 · age 9
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 — Cook, Illinois
Open full size
1930 US Federal Census — Cook, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel442:0682)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Mary Mildred | 27 | Head | None | Illinois |
| 52 | Margaret Mildred | 4 | Daughter | None | Illinois |
| 53 | Fred Vojta | 53 | Head | Motorman | Germany |
| 54 | Marie Vojta | 39 | Wife | None | Illinois |
| 55 | Albert Vojta | 12 | Son | None | Illinois |
| 56 | William Vojta | 1 | Son | None | Illinois |
| 57 | James Stephenson | 42 | Brother-in-law | None | Illinois |
| 58 | William Stephenson | 44 | Head | Salesman | Illinois |
| 59 | Gertrude Stephenson | 43 | Wife | Clerk Billing | Illinois |
| 60 | Raymond Stephenson | 13 | Son | None | Illinois |
| 61 | Lester Stephenson | 11 | Son | None | Illinois |
| 62 | Francis Stephenson | 9 | Son | None | Illinois |
| 63 | Marie Stephenson | 7 | Daughter | None | Illinois |
| 64 | James Stephenson THIS PERSON | 1 | Son | None | Illinois |
| 65 | John Hancock | 34 | Head | Laborer | Illinois |
| 66 | Adeline Hancock | 18 | Wife | None | Illinois |
| 67 | Albert Weller | 23 | Head | Meter Reader | Illinois |
| 68 | Ellen Weller | 19 | Wife | Color Polisher | Illinois |
| 69 | Matthias Messner | 53 | Head | Cabinet Maker | Austria-Hungary |
| 70 | Magdalene Messner | 51 | Wife | None | Austria-Hungary |
| 71 | Elizabeth Krause | 25 | Daughter | Stenographer | Austria-Hungary |
| 72 | Lydia Krause | 21 | Daughter | None | Illinois |
| 73 | Ruby Krause | 12 | Daughter | None | Illinois |
| 74 | William Washdyk | 28 | Head | Interior Decorator | Russia |
| 75 | Martha Washdyk | 25 | Wife | None | Illinois |
| 76 | William Washdyk | 1 | Son | None | Texas |
| 77 | Michael Washdyk | 23 | Brother | Body Maker | Russia |
| 78 | Minnie Luecker | 69 | Head | None | Illinois |
| 79 | Herman Prufer | 47 | Son-in-law | Operator | Germany |
| 80 | Minnie Prufer | 46 | Daughter | None | Illinois |
| 81 | Eleanor Prufer | 22 | Daughter | Saleswoman | Illinois |
| 82 | Charles Stoy | 47 | Head | Switchman | Illinois |
| 83 | Mary Stoy | 42 | Wife | None | Illinois |
| 84 | James Stoy | 22 | Son | None | Illinois |
| 85 | Marie Stoy | 20 | Daughter-in-law | Auto-Man | Pennsylvania |
| 86 | Genevieve Stoy | 14 | Daughter | Stenographer | Minnesota |
| 87 | William Stoy | 12 | Son | None | Illinois |
| 88 | Robert Stoy | 10 | Son | None | Illinois |
| 89 | Arthur Glockler | 30 | Head | Proprietor | Illinois |
| 90 | Emma Glockler | 29 | Wife | Saleslady | Illinois |
| 91 | Francis Deems | 51 | Head | Salesman | Ohio |
| 92 | Jennie Deems | 45 | Wife | None | Canada English |
| 93 | Peter Kelly | 31 | Head | Teacher | Irish Free State |
| 94 | Marie Kelly | 28 | Wife | None | Irish Free State |
| 95 | Marie Kelly | 7 | Daughter | None | Illinois |
| 96 | — | None | — | — | — |
| 97 | — | None | — | — | — |
| 98 | — | None | — | — | — |
| 99 | — | None | — | — | — |
| 100 | — | None | — | — | — |
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)