JG
Joseph Gallagher — 1940 US Census Record
Model Tree available1940 United States Federal Census · Winnebago-County, Illinois
Our Model Tree links this Joseph Gallagher across the 1920, 1930 and 1940 US Censuses in Winnebago-County, Illinois (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1899), then head of a 3-person household.
Age 41
b. ~1899
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Winnebago-County, Illinois |
| Surname | Gallagher |
| Given Name | Joseph F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | ROCKFORD CITY |
| 1935 Residence (County) | WINNEBAGO |
| Additional Details | |
| Occupation | Service Time Keeper |
| Industry | Private Project W.P.A. |
| Class of Worker | GW |
| Hours Worked | 32 |
| Income (1939) | 1000 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Service Time Keeper |
| Township / Ward | Rockford City |
| Est. Birth Year | ~1899 |
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 Joseph | Age | Birth yr |
|---|---|---|---|---|
| Sarah Gallagher | Head | — | 72 | ~1868 |
| Clement Gallagher | Son | — | 29 | ~1911 |
| Joseph Gallagher | Son | — | 41 | ~1899 |
Census Appearances
1920
Winnebago, Illinois
Son, age 21
Winnebago, Illinois · implied b. ~1899 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gallagher |
| Given Name | Joseph F |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Wisconsin |
| Occupation | Asst Editor |
| Industry | Daily Paper |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Winnebago, Illinois
Son, age 31
Winnebago, Illinois · implied b. ~1899 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gallagher |
| Given Name | Joseph |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Missouri |
| Occupation | Steamfitter's Helper |
| Industry | Plumbing & Heating |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Winnebago-County, Illinois
Son, age 41
Winnebago-County, Illinois · implied b. ~1899 — 3 household members
| Surname | Gallagher |
| Given Name | Joseph F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | ROCKFORD CITY |
| 1935 Residence (County) | WINNEBAGO |
| Occupation | Service Time Keeper |
| Industry | Private Project W.P.A. |
| Class of Worker | GW |
| Hours Worked | 32 |
| Income (1939) | 1000 |
| Highest Grade | Hs 2 |
| 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 Joseph Gallagher across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Gallagher (~0.92 confidence) and father John Gallagher (~0.92 confidence) and mother Sarah Gallagher (~0.92 confidence) and mother Sarah Gallagher (~0.92 confidence) and mother Sarah Gallagher (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Gallagher
b. ~1863
Source father
● Household
· direct · ~0.92
Father
John Gallagher
b. ~1865
Source father
● Household
· direct · ~0.92
Mother
Sarah Gallagher
b. ~1868
Source mother
● Household
· direct · ~0.92
Mother
Sarah Gallagher
b. ~1868
Source mother
● Household
· direct · ~0.92
Mother
Sarah Gallagher
b. ~1869
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Gallagher
Son · 1940 · age 41 · b. ~1899 · Illinois
★ You are viewing this record
Sibling
Clement Gallagher
Sibling · 1940 · age 29
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
1940 US Federal Census — Winnebago-County, Illinois
Open full size
1940 US Federal Census — Winnebago-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00913-00918)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George A. Ginson | 26 | Head | Buffer | Iowa |
| 2 | Virginia W. Ginson | 21 | Wife | Cabinet Maker | Missouri |
| 3 | Carl A. Youngren | 40 | Head | Machinist | Iowa |
| 4 | Lucile A. Youngren | 39 | Wife | — | Illinois |
| 5 | Mary Lou Youngren | 0 | Daughter | — | Illinois |
| 6 | George A. Bach | 70 | Head | Operating Engineer | Pennsylvania |
| 7 | Minnie Bach | 65 | Wife | — | Illinois |
| 8 | Adeline R. Bach | 27 | Daughter | Bookkeeper | Illinois |
| 9 | Barbara J. Bach | 19 | Daughter | Stenographer | Illinois |
| 10 | Frank A. Cumming | 67 | Head | Proprietor Truck Driver | Iowa |
| 11 | Laura E. Cumming | 52 | Wife | — | Illinois |
| 12 | Mary Eppmeyer | 88 | Head | — | Germany |
| 13 | Josephine Samuelson | 49 | Housekeeper | Housekeeper | Illinois |
| 14 | John M. Gunther | 54 | Head | Laborer | Kansas |
| 15 | Mabel M. Gunther | 54 | Wife | — | Wisconsin |
| 16 | Vernell E. Sorn | 43 | Daughter in Law | Laborer | Illinois |
| 17 | Sarah E. Sorn | 49 | Sister in Law | — | Wisconsin |
| 18 | Beata M. Sweet | 62 | Lodger | Binder | Illinois |
| 19 | George B. Legge | 49 | Head | Machine Operator | Scotland |
| 20 | Phoebe M. Legge | 47 | Wife | — | Ireland |
| 21 | Mona B. Legge | 15 | Daughter | — | Illinois |
| 22 | Richard M. Legge | 13 | Son | — | Illinois |
| 23 | Marilyn Declutt | 15 | Lodger | — | Kansas |
| 24 | Alfred Cheyne | 47 | Head | Salesman | Nebraska |
| 25 | Leonas Cheyne | 42 | Wife | Bookkeeper | Illinois |
| 26 | Thomas Cheyne | 84 | Father | — | Scotland |
| 27 | Robert M. Ward | 38 | Head | Truck Driver | Illinois |
| 28 | Wilma L. Ward | 33 | Wife | — | Missouri |
| 29 | Laverne M. Ward | 13 | Son | — | Illinois |
| 30 | Donald H. Ward | 11 | Son | — | Illinois |
| 31 | Edgar D. Ward | 8 | Son | — | Illinois |
| 32 | Albert Wilson | 28 | Head | Machine Operator | Illinois |
| 33 | Irene C. Wilson | 24 | Wife | Grocery Clerk | North Dakota |
| 34 | Thomas J. Murphy | 51 | Head | Leather Worker | Illinois |
| 35 | Hannah S. Murphy | 50 | Wife | — | Illinois |
| 36 | Margaret E. Murphy | 18 | Daughter | Extra Stock Room Clerk | Illinois |
| 37 | Sterling J. Murphy | 15 | Son | Paper Carrier | Illinois |
| 38 | Sarah Gallagher | 72 | Head | — | Wisconsin |
| 39 | Joseph F. Gallagher THIS PERSON | 41 | Son | Service Time Keeper | Illinois |
| 40 | Clement J. Gallagher | 29 | Son | Plumber | Illinois |
Pedigree Summary
Joseph + 1 sibling
Gen 1 · 5 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)