JG
James Gallagher — 1940 US Census Record
Model Tree available1940 United States Federal Census · Macoupin-County, Illinois
Our Model Tree links this James Gallagher across the 1920, 1930 and 1940 US Censuses in Macoupin-County, Illinois (XGBoost, ~Confirmed), with identified parents Onie & Owen — first a son (b.~1918), then head of a 3-person household.
Age 22
b. ~1918
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Macoupin-County, Illinois |
| Surname | Gallagher |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Gillespie city |
| 1935 Residence (County) | Macoupin |
| Additional Details | |
| Occupation | secretary |
| Industry | bowling league |
| Class of Worker | PW |
| Hours Worked | 12 |
| Income (1939) | 136 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Secretary |
| Township / Ward | Gillespie City |
| Est. Birth Year | ~1918 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Onie Gallagher | Head | — | 55 | ~1885 |
| James Gallagher | Other | — | 52 | ~1888 |
| James Gallagher | Son | — | 22 | ~1918 |
Census Appearances
1920
Macoupin, Illinois
Son, age 4
Macoupin, Illinois · implied b. ~1916 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gallagher |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Macoupin, Illinois
Son, age 14
Macoupin, Illinois · implied b. ~1916 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gallagher |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Macoupin-County, Illinois
Son, age 22
Macoupin-County, Illinois · implied b. ~1918 — 3 household members
| Surname | Gallagher |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Gillespie city |
| 1935 Residence (County) | Macoupin |
| Occupation | secretary |
| Industry | bowling league |
| Class of Worker | PW |
| Hours Worked | 12 |
| Income (1939) | 136 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| 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 Gallagher across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Onie Gallagher (~0.92 confidence) and father Owen Gallagher (~0.92 confidence) and father James Gallagher (~0.92 confidence) and mother Delia Gallagher (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Onie Gallagher
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Owen Gallagher
b. ~1886
Source father
● Household
· direct · ~0.92
Father
James Gallagher
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Delia Gallagher
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Gallagher
Son · 1940 · age 22 · b. ~1918 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Macoupin-County, Illinois
Open full size
1940 US Federal Census — Macoupin-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00846-00283)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John Ronald | 35 | son | Gas Station Attendant | Illinois |
| 42 | Thomas Ronald | 44 | head | Company Work | Scotland |
| 43 | Emily Ronald | 39 | wife | — | England |
| 44 | Alex Ronald | 19 | son | Chauffeur | Scotland |
| 45 | John Ronald | 18 | son | Laborer | Illinois |
| 46 | Thomas Jr. Ronald | 16 | son | — | Illinois |
| 47 | Oral Pence | 40 | head | Adult Education Teacher | Illinois |
| 48 | Billy Pence | 17 | son | — | Illinois |
| 49 | Joyce Pence | 15 | daughter | — | Illinois |
| 50 | Henry Clemons | 56 | head | Conductor | Indiana |
| 51 | Bessie Clemons | 49 | wife | — | Illinois |
| 52 | Walter B. Stewart | 46 | head | Driller | Illinois |
| 53 | Nellie Stewart | 41 | wife | — | Illinois |
| 54 | Kenneth Stewart | 15 | son | — | Illinois |
| 55 | Edward Vogler | 37 | head | Yard Foreman | Illinois |
| 56 | Elva Vogler | 35 | wife | — | Illinois |
| 57 | Edward Vogler | 14 | son | — | Illinois |
| 58 | George Vogler | 5 | son | — | Illinois |
| 59 | George Cavanaugh | 28 | head | Superintendent Recreation Center | Illinois |
| 60 | Margaret Cavanaugh | 27 | wife | — | Illinois |
| 61 | Gerald Cavanaugh | 3 | son | — | Illinois |
| 62 | Lawrence Cavanaugh | 1 | son | — | Illinois |
| 63 | Mary Voyles | 74 | head | Inspector | Illinois |
| 64 | David Voyles | 41 | son | — | Illinois |
| 65 | Here | None | ENDS | — | 22. |
| 66 | Norman Henney | 26 | head | Chief Clerk | Illinois |
| 67 | Ellen Henney | 24 | wife | — | Illinois |
| 68 | R. D. Francis | 81 | head | — | Illinois |
| 69 | Emma Francis | 72 | wife | — | Illinois |
| 70 | Moses Wilder | 81 | head | — | Illinois |
| 71 | Lucrecia Wilder | 78 | wife | — | Kentucky |
| 72 | Robert Wilder | 55 | son | Laborer | Illinois |
| 73 | Onie Gallagher | 55 | head | Laborer | Ireland |
| 74 | James Gallagher THIS PERSON | 22 | son | Secretary | Illinois |
| 75 | James Gallagher | 52 | brother | Laborer | Ireland |
| 76 | Jules Thieze | 79 | head | — | France |
| 77 | Cora Thieze | 61 | wife | — | Illinois |
| 78 | Harry T. Gissem | 45 | head | Operates Dry Goods Store | Illinois |
| 79 | Clara Gissem | 45 | wife | — | Illinois |
| 80 | Richard K. Dodds | 32 | head | Funeral Director Embalmer | Illinois |
Pedigree Summary
James
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 1940 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)