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John Mccarty — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this John Mccarty across the 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a head (b.~1870), then head of a 12-person household.
Age 60
b. ~1870
Male
Head
Born: Illinois
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | McCarty |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 25 |
| Father's Birthplace | Belgium |
| Mother's Birthplace | Canada-English |
| Additional Details | |
| Occupation | Machine Oper |
| Industry | Machine Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 32 |
| Radio Set | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Machine Oper |
| Township / Ward | Chicago |
| Est. Birth Year | ~1870 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Margaret Mccarty | Daughter | — | 21 | ~1909 |
| Mary Mccarty | Daughter | — | 19 | ~1911 |
| John Mccarty | Head | — | 60 | ~1870 |
| Helen Mccarty | Other | — | 29 | ~1901 |
| John Mccarty | Son | — | 14 | ~1916 |
| Robert Mccarty | Son | — | 9 | ~1921 |
| James Mccarty | Son | — | 1 | ~1929 |
| John Mccarty | Son | — | 30 | ~1900 |
| James Mccarty | Son | — | 34 | ~1896 |
| William Mccarty | Son | — | 11 | ~1919 |
| Margaret Mccarty | Spouse | — | 27 | ~1903 |
| Margaret Mccarty | Spouse | — | 54 | ~1876 |
Census Appearances
1930
Cook, Illinois
Head, age 60
Cook, Illinois · implied b. ~1870 — 12 household members
| Surname | McCarty |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 25 |
| Father's Birthplace | Belgium |
| Mother's Birthplace | Canada-English |
| Occupation | Machine Oper |
| Industry | Machine Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 32 |
| Radio Set | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 70
Cook-County, Illinois · implied b. ~1870 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCarthy |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 70 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | Watchman |
| Industry | Coal Yard |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1040 |
| Highest Grade | No 8 |
| 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 Mccarty across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Mccarty
Head · 1930 · age 60 · b. ~1870 · Illinois
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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:illinoiscensus00reel465:0026)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | James Constantino | 32 | Head | Carpenter | Illinois |
| 52 | Annie Constantino | 31 | Wife | — | Italy |
| 53 | James Jr. Constantino | 8 | Son | — | Illinois |
| 54 | Rose Constantino | 6 | Daughter | — | Illinois |
| 55 | Theresa Constantino | 4 | Daughter | — | Illinois |
| 56 | John Mccarty THIS PERSON | 60 | Head | Machine Oper | Illinois |
| 57 | Margaret Mccarty | 54 | Wife | — | Scotland |
| 58 | John Jr. Mccarty | 30 | Son | Foreman | Illinois |
| 59 | Helen Mccarty | 29 | Daughter-in-law | — | Holland |
| 60 | Margaret Mccarty | 21 | Daughter | — | Illinois |
| 61 | Mary Mccarty | 19 | Daughter | Wrapper | Scotland |
| 62 | James Mccarty | 34 | Son | Switchman | Illinois |
| 63 | Margaret Mccarty | 27 | Wife | — | Illinois |
| 64 | James Jr. Mccarty | 1 | Son | — | Illinois |
| 65 | John Mccarty | 14 | Son | — | Illinois |
| 66 | William Mccarty | 11 | Son | — | Illinois |
| 67 | Robert Mccarty | 9 | Son | — | Illinois |
| 68 | Mary Sydor | 41 | Head | Dressmaker | Austria |
| 69 | John Sydor | 20 | Son | Radio Repairer | Pennsylvania |
| 70 | Mary Sydor | 14 | Daughter | — | Illinois |
| 71 | John Sydor | 35 | Head | Window Washer | Poland |
| 72 | Sophie Sydor | 31 | Wife | — | Poland |
| 73 | Edward Sydor | 8 | Son | — | Illinois |
| 74 | Henry Sydor | 5 | Son | — | Illinois |
| 75 | Evelyn Sydor | 3 | Daughter | — | Illinois |
| 76 | Julia Nelson | 52 | Head | Waitress | Wisconsin |
| 77 | Lillian Nelson | 19 | Daughter | — | Indiana |
| 78 | Paul Randolph | 35 | Head | Jeweler | Illinois |
| 79 | Stella Randolph | 26 | Wife | — | Illinois |
| 80 | Bernice Randolph | 9 | Daughter | — | Illinois |
| 81 | Marion Randolph | 7 | Daughter | — | Illinois |
| 82 | Audrey Randolph | 6 | Daughter | — | Illinois |
| 83 | Ray Randolph | 4 | Daughter | — | Florida |
| 84 | Gilmor Fullman | 36 | Head | Motor Tester | Minnesota |
| 85 | Frances Fullman | 27 | Wife | — | Indiana |
| 86 | Velma Fullman | 1 | Daughter | — | Illinois |
| 87 | Fred Schull | 64 | Head | Laborer | Germany |
| 88 | Alice Schull | 58 | Wife | — | England |
| 89 | Roman Borowski | 62 | Head | Laborer | Poland |
| 90 | Martha Borowski | 57 | Wife | — | Poland |
| 91 | Joseph Borowski | 29 | Son | Machinist | New York |
| 92 | Leo Borowski | 27 | Son | Line Man | New York |
| 93 | Alice Borowski | 25 | Daughter | — | New York |
| 94 | William Borowski | 23 | Son | Scraper Machinist | New York |
| 95 | Charles Borowski | 21 | Son | Laborer | New York |
| 96 | George Rosellini | 50 | Head | Cook | Italy |
| 97 | Annetta Rosellini | 50 | Wife | — | Italy |
| 98 | James Rosellini | 16 | Son | — | Italy |
| 99 | Charles Rosellini | 3 | Son | Solderer | Italy |
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)