JW
John Wolfe — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this John Wolfe across the 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a son (b.~1908), then head of a 11-person household.
Age 22
b. ~1908
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Wolfe |
| Given Name | John Jr. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Austria |
| Mother's Birthplace | Austria |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | City Of Chicago |
| Est. Birth Year | ~1908 |
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.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Albert Wolfe | Son | — | 3 | ~1927 |
| Rose Wolfe | Daughter | — | 7 | ~1923 |
| Adam Wolfe | Son | — | 16 | ~1914 |
| John Wolfe | Head | — | 42 | ~1888 |
| John Wolfe | Son | — | 22 | ~1908 |
| Anna Wolfe | Other | — | 42 | ~1888 |
| Helen Wolfe | Daughter | — | 6 | ~1924 |
| George Wolfe | Son | — | 10 | ~1920 |
| Lillian Wolfe | Daughter | — | 8 | ~1922 |
| Anna Wolfe | Daughter | — | 20 | ~1910 |
| Frank Wolfe | Son | — | 12 | ~1918 |
Census Appearances
1930
Cook, Illinois
Son, age 22
Cook, Illinois · implied b. ~1908 — 11 household members
| Surname | Wolfe |
| Given Name | John Jr. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Austria |
| Mother's Birthplace | Austria |
| Occupation | none |
| 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
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Wulff |
| Given Name | John Jr. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Some Place |
| 1935 Residence (County) | Some Place |
| Occupation | 1st Assistant Board Tender |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2253 |
| Highest Grade | Hs 4 |
| 1935 Residence | Some 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 John Wolfe across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Wolfe
Son · 1930 · age 22 · b. ~1908 · Illinois
★ You are viewing this record
Sibling
Helen Wolfe
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Wolfe
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Adam Wolfe
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Albert Wolfe
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rose Wolfe
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lillian Wolfe
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Wolfe
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Wolfe
Sibling · 1930 · age 20
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:illinoiscensus00reel444:0172)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | May Dalton | 27 | daughter | Stenographer | Illinois |
| 52 | Oscar W. Carlson | 31 | Head | Chauffeur | Illinois |
| 53 | Anna O. Carlson | 40 | sister | Waitress | Illinois |
| 54 | Louise Carlson | 35 | sister | Comptometer | Illinois |
| 55 | John Wolfe | 42 | Head | Salesman | Austria |
| 56 | Anna Wolfe | 42 | wife-H | None | Austria |
| 57 | John Jr. Wolfe THIS PERSON | 22 | son | None | Illinois |
| 58 | Anna Jr. Wolfe | 20 | daughter | None | Illinois |
| 59 | Adam Jr. Wolfe | 16 | son | None | Illinois |
| 60 | Frank Wolfe | 12 | son | None | Illinois |
| 61 | George Wolfe | 10 | son | None | Illinois |
| 62 | Lillian Wolfe | 8 | daughter | None | Illinois |
| 63 | Rose Marie Wolfe | 7 | daughter | None | Illinois |
| 64 | Helen Wolfe | 6 | daughter | None | Illinois |
| 65 | Albert Wolfe | 3 | son | None | Illinois |
| 66 | Charles Waller | 45 | Head | Food Inspector | Illinois |
| 67 | Esther Waller | 38 | wife-H | None | Michigan |
| 68 | Charles Waller | 5 | son | None | Illinois |
| 69 | George Waller | 3 | son | None | Illinois |
| 70 | Hannah Waller | 82 | mother-in-law | None | Sweden |
| 71 | Anna Pearson | 55 | Head | Housework | Sweden |
| 72 | Orville Pearson | 18 | son | Clerical Work | Illinois |
| 73 | Rose Sands | 54 | Head | Housework | Wisconsin |
| 74 | Bertha Sands | 23 | daughter | Clerical Work | Illinois |
| 75 | John Schaffer | 34 | Head | Bricklayer | Austria |
| 76 | Anna Schaffer | 26 | wife-H | None | Austria |
| 77 | John Jr. Schaffer | 6 | son | None | Illinois |
| 78 | Carl Wagner | 34 | uncle | Upholsterer | Austria |
| 79 | Fred Stevens | 26 | Head | Clerical Work | Illinois |
| 80 | Lillian Stevens | 22 | wife | None | Illinois |
| 81 | Celia Stevens | 62 | mother | None | Illinois |
| 82 | Frank Eisler | 34 | Head | Carpenter | Illinois |
| 83 | Hattie Eisler | 33 | wife | None | Indiana |
| 84 | Alvin Eisler | 12 | son | None | Indiana |
| 85 | Norman Eisler | 8 | son | None | Indiana |
| 86 | Elbert Eisler | 4 | son | None | Illinois |
| 87 | Groma Eisler | 2 | son | None | Illinois |
| 88 | Charles Nelson | 67 | Head | Machinist | Sweden |
| 89 | Carrie Nelson | 66 | sister | None | Sweden |
| 90 | Richard Mchugh | 39 | Head | Conductor | Irish Free State |
| 91 | Dela Mchugh | 38 | wife-H | None | Ireland |
| 92 | Cornelius Mchugh | 12 | son | None | Illinois |
| 93 | Marion Mchugh | 11 | daughter | None | Illinois |
| 94 | Genevieve Mchugh | 10 | daughter | None | Illinois |
| 95 | John Forkin | 37 | brother-in-law | Laborer | Irish Free State |
| 96 | Kathleen Forkin | 12 | niece | None | Illinois |
| 97 | Loretta Forkin | 8 | niece | None | Illinois |
| 98 | John Forkin | 2 | nephew | None | Illinois |
| 99 | Marshall H. Fisk | 45 | Head | Switchman | Indiana |
| 100 | Ella Fisk | 45 | wife-H | None | Illinois |
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)