JL
John Linn — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this John Linn across the 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 6-person household.
Age 2
b. ~1928
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Linn |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | England |
| Additional Details | |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago |
| Est. Birth Year | ~1928 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| James Linn | Son | — | ~1930 | |
| John Linn | Son | — | 2 | ~1928 |
| John Linn | Head | — | 27 | ~1903 |
| James Linn | Other | — | 21 | ~1909 |
| William Linn | Son | — | 1 | ~1929 |
| Mary Linn | Spouse | — | 24 | ~1906 |
Census Appearances
1930
Cook, Illinois
Son, age 2
Cook, Illinois · implied b. ~1928 — 6 household members
| Surname | Linn |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | England |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 13
Cook-County, Illinois · implied b. ~1927 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Line |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Class of Worker | 0 |
| Highest Grade | 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 John Linn across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Linn
Son · 1930 · age 2 · b. ~1928 · Illinois
★ You are viewing this record
Sibling
James Linn
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Linn
Sibling · 1930 · age 1
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
49 people indexed on this census page (ia:1930:illinoiscensus00reel465:0027)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Jordan | 40 | Head | Radio Inspector | Czecho Slovakia |
| 2 | Margaret Jordan | 30 | Wife | — | Czecho Slovakia |
| 3 | Margaret Jordan | 6 | Daughter | — | Illinois |
| 4 | John Jordan | 3 | Son | — | Illinois |
| 5 | John Slovic | 36 | Head | Machine Operator | Czecho Slovakia |
| 6 | Mary Slovic | 36 | Wife | Machine Operator | Czecho Slovakia |
| 7 | Mary Slovic | 10 | Daughter | — | Illinois |
| 8 | John Slovic | 4 | Son | — | Illinois |
| 9 | Joseph Lau | 31 | Head | Cutter | Italy |
| 10 | Mary Lau | 20 | Wife | — | Illinois |
| 11 | Joseph Lau | 1 | Son | — | Illinois |
| 12 | Bill Sipola | 30 | Head | Mechanic | Germany |
| 13 | Mary Sipola | 24 | Wife | — | Hungary |
| 14 | Betty Sipola | 3 | Daughter | — | Illinois |
| 15 | Elizabeth Brown | 47 | Head | — | Connecticut |
| 16 | Nellie Brown | 31 | Daughter | — | Connecticut |
| 17 | Robert Kuran | 59 | Head | — | Michigan |
| 18 | Emma Kuran | 40 | Wife | Laborer | Georgia |
| 19 | Robert Kuran | 21 | Son | Inspector | Michigan |
| 20 | Frances Kuran | 13 | Daughter | — | Michigan |
| 21 | Robert Kuran | 11 | Son | — | Illinois |
| 22 | James Kuran | 4 | Son | — | Illinois |
| 23 | John Linn | 27 | Head | Laborer | Illinois |
| 24 | Mary Linn | 24 | Wife | — | England |
| 25 | John Linn THIS PERSON | 2 | Son | — | Illinois |
| 26 | William Linn | 1 | Son | — | Illinois |
| 27 | James Linn | 0 | Son | — | Illinois |
| 28 | James Linn | 21 | Brother | — | Illinois |
| 29 | Joseph Honda | 36 | Head | Laborer | Illinois |
| 30 | Nellie Honda | 41 | Wife | — | Illinois |
| 31 | Irene Honda | 11 | Daughter | — | Illinois |
| 32 | Anna Honda | 6 | Daughter | — | Illinois |
| 33 | Arthur Mcdermott | 39 | Head | Laborer | Illinois |
| 34 | Mary Mcdermott | 37 | Wife | — | Illinois |
| 35 | Arthur Mcdermott | 18 | Son | — | Illinois |
| 36 | Annie Mcdermott | 6 | Daughter | — | Illinois |
| 37 | James Milligan | 30 | Head | — | England |
| 38 | Hannah Milligan | 25 | Wife | — | England |
| 39 | James Milligan | 7 | Son | — | Illinois |
| 40 | John Milligan | 4 | Son | — | Illinois |
| 41 | John Riley | 31 | Head | Chauffeur | Illinois |
| 42 | Ethel Riley | 31 | Wife | — | Canada English |
| 43 | John Riley | 2 | Son | — | Illinois |
| 44 | William Rader | 33 | Head | Glassman | Illinois |
| 45 | Mary Rader | 24 | Wife | — | Illinois |
| 46 | William Rader | 4 | Son | — | Illinois |
| 47 | James Rader | 1 | Son | — | Illinois |
| 48 | William Williamson | 65 | Head | Laborer | New Jersey |
| 49 | Mary Williamson | 64 | Wife | — | New York |
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)