RS
Robert Stephens — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Robert Stephens across the 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a son (b.~1909), then head of a 12-person household.
Age 21
b. ~1909
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Stephens |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Student |
| Industry | College |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Student |
| Township / Ward | Chicago |
| Est. Birth Year | ~1909 |
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.
12 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Stephens | Daughter | — | 13 | ~1917 |
| Margaret Stephens | Daughter | — | 27 | ~1903 |
| Anne Stephens | Daughter | — | 6 | ~1924 |
| William Stephens | Head | — | 61 | ~1869 |
| William Stephens | Son | — | 30 | ~1900 |
| Edward Stephens | Son | — | 17 | ~1913 |
| Charles Stephens | Son | — | 10 | ~1920 |
| John Stephens | Son | — | 28 | ~1902 |
| Richard Stephens | Son | — | 8 | ~1922 |
| James Stephens | Son | — | 11 | ~1919 |
| Robert Stephens | Son | — | 21 | ~1909 |
| Mary Stephens | Spouse | — | 58 | ~1872 |
Census Appearances
1930
Cook, Illinois
Son, age 21
Cook, Illinois · implied b. ~1909 — 12 household members
| Surname | Stephens |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Massachusetts |
| Occupation | Student |
| Industry | College |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 32
Cook-County, Illinois · implied b. ~1908 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Stephen |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | Dentist |
| Industry | Private Practice |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 2452 |
| Highest Grade | C 5 |
| 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 Robert Stephens across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Stephens
Son · 1930 · age 21 · b. ~1909 · Illinois
★ You are viewing this record
Sibling
Richard Stephens
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Stephens
Sibling · 1930 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Stephens
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anne Stephens
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Stephens
Sibling · 1930 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Stephens
Sibling · 1930 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Stephens
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Stephens
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Stephens
Sibling · 1930 · age 13
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:illinoiscensus00reel423:0588)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Emma Schrader | 62 | Head | Instructor | Illinois |
| 2 | Chester Schrader | 34 | Nephew | Auditor | Illinois |
| 3 | T. Bert Jenkins | 62 | Head | — | Kentucky |
| 4 | Ellen Johnson | 36 | Niece | Clerk | Kentucky |
| 5 | Mary Wheatley | 35 | Niece-H | — | Kentucky |
| 6 | Joseph | 23 | Head | Salesman | Ohio |
| 7 | Arthur | 24 | Roomer | Salesman | Illinois |
| 8 | William Davenport | 56 | Head | Salesman | Maine |
| 9 | Vera Davenport | 47 | Wife | Housekeeper | Wisconsin |
| 10 | Eleanor Davenport | 15 | Daughter | — | Illinois |
| 11 | George Davenport | 13 | Son | — | Illinois |
| 12 | William Davenport | 11 | Son | — | Illinois |
| 13 | Antoinette Williams | 71 | Head | — | Illinois |
| 14 | Maude Williams | 46 | Daughter | Cashier | Illinois |
| 15 | William Morrison | 33 | Head | Policeman | Northern Ireland |
| 16 | Minnie Morrison | 33 | Wife | — | Northern Ireland |
| 17 | May Morrison | 10 | Daughter | — | Northern Ireland |
| 18 | William Stephens | 61 | Head | Proprietor | Illinois |
| 19 | Mary Stephens | 58 | Wife | — | Massachusetts |
| 20 | William Stephens | 30 | Son | Salesman | Illinois |
| 21 | John Stephens | 28 | Son | Salesman | Illinois |
| 22 | Margaret Stephens | 27 | Daughter | — | Illinois |
| 23 | Robert Stephens THIS PERSON | 21 | Son | Student | Illinois |
| 24 | Edward Stephens | 17 | Son | — | Illinois |
| 25 | Elizabeth Stephens | 13 | Daughter | — | Illinois |
| 26 | James Stephens | 11 | Son | — | Illinois |
| 27 | Charles Stephens | 10 | Son | — | Illinois |
| 28 | Richard Stephens | 8 | Son | — | Illinois |
| 29 | Anne Stephens | 6 | Daughter | — | Illinois |
| 30 | John | 34 | Head | Sheriff | Illinois |
| 31 | — | None | — | — | — |
| 32 | — | None | — | — | — |
| 33 | — | None | — | — | — |
| 34 | — | None | — | — | — |
| 35 | — | None | — | — | — |
| 36 | — | None | — | — | — |
| 37 | Adeline E. Stanley | 56 | Lodger | Teacher | Ohio |
| 38 | Wilson Mclean | 24 | Boarder | Teacher | Tennessee |
| 39 | Rose Keegan | 34 | Maid | Waitress | Irish Free State |
| 40 | Bridie Keegan | 30 | Boarder | Parlor Maid | Irish Free State |
| 41 | Margaret Keegan | 30 | Boarder | Pantry Girl | Irish Free State |
| 42 | Mary Denney | 52 | Boarder | Waitress | Irish Free State |
| 43 | — | None | — | — | — |
| 44 | — | None | — | — | — |
| 45 | — | None | — | — | — |
| 46 | — | None | — | — | — |
| 47 | — | None | — | — | — |
| 48 | — | None | — | — | — |
| 49 | — | None | — | — | — |
| 50 | — | None | — | — | — |
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)