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John Barrett — 1930 US Census Record
Model Tree available1930 United States Federal Census · Cook, Illinois
Our Model Tree links this John Barrett across the 1910, 1920 and 1930 US Censuses in Cook, Illinois (XGBoost, ~Confirmed), with identified parents John & Mary — first a son (b.~1907), then head of a 4-person household.
Age 23
b. ~1907
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Barrett |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | Electrician |
| Industry | City |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Electrician |
| Township / Ward | City Of Chicago |
| Est. Birth Year | ~1907 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Barrett | Head | — | 49 | ~1881 |
| Thomas Barrett | Son | — | 20 | ~1910 |
| John Barrett | Son | — | 23 | ~1907 |
| Sarah Barrett | Spouse | — | 47 | ~1883 |
Census Appearances
1910
Cook, Illinois
Son, age 3
Cook, Illinois · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barrett |
| Given Name | John D |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Son, age 14
Cook, Illinois · implied b. ~1906 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barrett |
| Given Name | John J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 23
Cook, Illinois · implied b. ~1907 — 4 household members
| Surname | Barrett |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Electrician |
| Industry | City |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| 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 Barrett across 3 US Census years (1910, 1920 and 1930) in Cook, Illinois, using XGBoost record linkage. Identified parents: father John Barrett (~0.92 confidence) and mother Mary Barrett (~0.92 confidence) and father John Barrett (~0.92 confidence) and father John Barrett (~0.92 confidence) and mother Julia Barrett (~0.92 confidence) and mother Sarah Barrett (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Barrett
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Mary Barrett
b. ~1876
Source mother
● Household
· direct · ~0.92
Father
John Barrett
b. ~1881
Source father
● Household
· direct · ~0.92
Father
John Barrett
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Julia Barrett
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Sarah Barrett
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Barrett
Son · 1930 · age 23 · b. ~1907 · Illinois
★ You are viewing this record
Sibling
Thomas Barrett
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:illinoiscensus00reel461:0665)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Carl Gunter | 35 | Head | Operator | Holland |
| 52 | Emma Gunter | 35 | Wife | — | Illinois |
| 53 | Shirley Gunter | 4 | Daughter | — | Illinois |
| 54 | Paul Bada | 34 | Head | Printer | Czecho Slovakia |
| 55 | Frances Bada | 25 | Wife | — | Illinois |
| 56 | Andrew Piles | 35 | Head | Operator | Czecho Slovakia |
| 57 | Susan Piles | 34 | Wife | — | Czecho Slovakia |
| 58 | Andrew Piles | 12 | Son | — | Illinois |
| 59 | Ray Schreuder | 27 | Head | Fireman | Illinois |
| 60 | Evelyn Schreuder | 24 | Wife | — | Illinois |
| 61 | John Palla | 55 | Head | Machinist | Czecho Slovakia |
| 62 | Anna Palla | 52 | Wife | — | Czecho Slovakia |
| 63 | Andrew Palla | 20 | Son | Presser | Illinois |
| 64 | Anna Palla | 17 | Daughter | Trimmer | Illinois |
| 65 | John Palla | 21 | Boarder | Examiner | Illinois |
| 66 | David Sword | 45 | Head | Motorman | Northern Ireland |
| 67 | Annie Sword | 42 | Wife | — | Irish Free State |
| 68 | William Sword | 13 | Son | — | Illinois |
| 69 | David Sword | 11 | Son | — | Illinois |
| 70 | Eleanor Sword | 7 | Daughter | — | Illinois |
| 71 | Audrey Sword | 3 | Daughter | — | Illinois |
| 72 | William Schmids | 48 | Head | Boilermaker | Russia Riga |
| 73 | Malwine Schmids | 42 | Wife | — | Russia Riga |
| 74 | Eleanor Schmids | 18 | Daughter | — | Illinois |
| 75 | Peter Schmids | 42 | Lodger | Helper | Russia Riga |
| 76 | John E Barrett | 49 | Head | Engineer | Illinois |
| 77 | Sarah Barrett | 47 | Wife | — | Illinois |
| 78 | John Barrett THIS PERSON | 23 | Son | Electrician | Illinois |
| 79 | Thomas Barrett | 20 | Son | — | Illinois |
| 80 | Francis J Sullivan | 63 | Head | Operating | New York |
| 81 | Mary Sullivan | 60 | Wife | — | Illinois |
| 82 | Mary E Sullivan | 25 | Daughter | Stenographer | Illinois |
| 83 | Francis Sullivan | 23 | Son | Meter Tester | Illinois |
| 84 | Margaret Sullivan | 22 | Daughter | Stenographer | Illinois |
| 85 | Anita Sullivan | 18 | Son | Office | Illinois |
| 86 | Anthony Pazzitola | 41 | Head | Loader | Italy |
| 87 | Margaret Pazzitola | 35 | Wife | — | Italy |
| 88 | Philip Pazzitola | 20 | Son | Lamp Maker | Illinois |
| 89 | Esther Pazzitola | 16 | Daughter | — | Illinois |
| 90 | Frances Pazzitola | 14 | Daughter | — | Illinois |
| 91 | Margaret Pazzitola | 11 | Daughter | — | Illinois |
| 92 | Nicholas Turner | 44 | Head | Ornamenter | Jugo-Slavia |
| 93 | Madeline Turner | 42 | Wife | — | Jugo-Slavia |
| 94 | Mary Turner | 24 | Daughter | Stenographer | Illinois |
| 95 | Frank Turner | 23 | Son | Assembler | Illinois |
| 96 | Annie Turner | 18 | Daughter | Stenographer | Illinois |
| 97 | Madeline Turner | 14 | Daughter | — | Illinois |
| 98 | Michael Malley | 49 | Head | Sprinkler | Illinois |
| 99 | Julia Malley | 49 | Wife | — | Illinois |
| 100 | Edward Malley | 19 | Son | File Helper | Illinois |
Pedigree Summary
John + 1 sibling
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
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)