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James Byrne — 1930 US Census Record
Model Tree available1930 United States Federal Census · Cook, Illinois
Our Model Tree links this James Byrne across the 1920, 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed), with identified parents James & James — first a son (b.~1911), then head of a 4-person household.
Age 19
b. ~1911
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Byrne |
| Given Name | James E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | Laborer |
| Industry | Box Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Laborer |
| Township / Ward | Chicago |
| Est. Birth Year | ~1911 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| James Byrne | Head | — | 45 | ~1885 |
| Mayme Byrne | Spouse | — | 43 | ~1887 |
| James Byrne | Son | — | 19 | ~1911 |
| Lucille Byrne | Daughter | — | 15 | ~1915 |
Census Appearances
1920
Cook, Illinois
Son, age 8
Cook, Illinois · implied b. ~1912 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Byrne |
| Given Name | James E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| 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 19
Cook, Illinois · implied b. ~1911 — 4 household members
| Surname | Byrne |
| Given Name | James E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Laborer |
| Industry | Box Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 29
Cook-County, Illinois · implied b. ~1911 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Byrnes |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | Truck driver |
| Industry | General Hauling |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 420 |
| Highest Grade | Hs 4 |
| 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 James Byrne across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Byrne (~0.92 confidence) and father James Byrne (~0.92 confidence) and mother Mayme Byrne (~0.92 confidence) and mother Minnie Byrne (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Byrne
b. ~1885
Source father
● Household
· direct · ~0.92
Father
James Byrne
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Mayme Byrne
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Minnie Byrne
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Byrne
Son · 1930 · age 19 · b. ~1911 · Illinois
★ You are viewing this record
Sibling
Lucille Byrne
Sibling · 1930 · age 15
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:illinoiscensus00reel445:0776)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Gabriel Marie Gabriel | 36 | Wife | — | Austria |
| 52 | Elsie Gabriel | 13 | Daughter | — | Illinois |
| 53 | Frank Gabriel | 11 | Son | — | Illinois |
| 54 | William Gabriel | 9 | Son | — | Illinois |
| 55 | Edward Gabriel | 6 | Son | — | Illinois |
| 56 | Harold Gabriel | 3 | Son | — | Illinois |
| 57 | James A Byrne | 45 | Head | Motorman | Illinois |
| 58 | Mayme Byrne | 43 | Wife | — | Illinois |
| 59 | James E Byrne THIS PERSON | 19 | Son | Laborer | Illinois |
| 60 | Lucille Byrne | 15 | Daughter | — | Illinois |
| 61 | Anton J Rio | 35 | Head | Electrician | Illinois |
| 62 | Jeanette Rio | 32 | Wife | — | Illinois |
| 63 | Howard A Rio | 6 | Son | — | Illinois |
| 64 | Kenneth F Rio | 5 | Son | — | Illinois |
| 65 | Betty J Rio | 2 | Daughter | — | Illinois |
| 66 | Bernardo Adama | 52 | Head | Bricklayer | Italy |
| 67 | Mary Adama | 48 | Wife | — | Italy |
| 68 | Peter Adama | 20 | Son | Clerk | Illinois |
| 69 | Catherine Adama | 18 | Daughter | Saleslady | Illinois |
| 70 | Edward Adama | 16 | Son | — | Illinois |
| 71 | Micheal Adama | 10 | Son | — | Illinois |
| 72 | Jackson Adama | 3 | Son | — | Illinois |
| 73 | Roy Dion | 25 | Head | Clerk | Illinois |
| 74 | Marie L Dion | 22 | Wife | Operator | Illinois |
| 75 | John H Manz | 55 | Head | Steel Fitter | Illinois |
| 76 | Katherine Manz | 48 | Wife | — | Illinois |
| 77 | Fred Linke | 35 | Head | Upholsterer | Illinois |
| 78 | Annette Linke | 27 | Wife | Operator | Illinois |
| 79 | Augusta Newmann | 61 | Head | — | Illinois |
| 80 | Claude Roberts | 29 | Head | Chauffeur | Canada |
| 81 | Edna Roberts | 26 | Wife | — | Illinois |
| 82 | Warren Roberts | 3 | Son | — | Illinois |
| 83 | Nettie Roberts | 54 | Mother | Dishwasher | West Virginia |
| 84 | Lawrence Ryan | 59 | Head | Switchman | Ohio |
| 85 | Delia Ryan | 60 | Wife | — | Irish Free State |
| 86 | Eva Ryan | 25 | Daughter | Operator | Illinois |
| 87 | Olive A Ryan | 22 | Daughter | — | Illinois |
| 88 | Lawrence J Ryan | 18 | Son | Fireman | Illinois |
| 89 | John J Lenord | 35 | Head | Clerk | Illinois |
| 90 | Katherine Lenord | 25 | Wife | — | Illinois |
| 91 | Nicholas Campbell | 23 | Head | Electrician | Illinois |
| 92 | Loraine Campbell | 17 | Wife | — | Illinois |
| 93 | Patrick Mccann | 35 | Head | Motorman | Northern Ireland |
| 94 | Margaret Mccann | 29 | Wife | — | Northern Ireland |
| 95 | John Simaitis | 43 | Head | Laborer | Lithuania |
| 96 | Josephine Simaitis | 39 | Wife | Operator | Lithuania |
| 97 | Jesusas Simaitis | 18 | Step son | Laborer | Illinois |
| 98 | Stella Simaitis | 16 | Step daughter | — | Illinois |
| 99 | Paul Simaitis | 15 | Step son | — | Illinois |
| 100 | Joseph A Dwyer | 34 | Head | Printer | Illinois |
Pedigree Summary
James + 1 sibling
Gen 1 · 4 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)