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Mary Gallagher — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Poweshiek-County, Iowa
Our Model Tree links this Mary Gallagher across the 1920, 1930 and 1940 US Censuses in Poweshiek-County, Iowa (XGBoost, ~Confirmed) — first a head (b.~1856), then head of a 3-person household.
Age 84
b. ~1856
Female
Head
Born: Iowa
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Poweshiek-County, Iowa |
| Surname | Gallagher |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 84 |
| Marital Status | Widowed |
| Birthplace | Iowa |
| 1935 Residence (City) | Brooklyn City |
| 1935 Residence (County) | Poweshiek County |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Brooklyn City |
| Est. Birth Year | ~1856 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Margaret Gallagher | Daughter | — | 63 | ~1877 |
| Mary Gallagher | Head | — | 84 | ~1856 |
| Charles Gallagher | Son | — | 61 | ~1879 |
Census Appearances
1920
Poweshiek, Iowa
Head, age 65
Poweshiek, Iowa · implied b. ~1855 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gallagher |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 65 |
| Marital Status | Widowed |
| Birthplace | Iowa |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Class of Worker | O |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Poweshiek, Iowa
Head, age 74
Poweshiek, Iowa · implied b. ~1856 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gallagher |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 74 |
| Marital Status | Widowed |
| Birthplace | Iowa |
| Age at First Marriage | 22 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 5000 |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Poweshiek-County, Iowa
Head, age 84
Poweshiek-County, Iowa · implied b. ~1856 — 3 household members
| Surname | Gallagher |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 84 |
| Marital Status | Widowed |
| Birthplace | Iowa |
| 1935 Residence (City) | Brooklyn City |
| 1935 Residence (County) | Poweshiek County |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Mary Gallagher across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Gallagher
Head · 1940 · age 84 · b. ~1856 · Iowa
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Poweshiek-County, Iowa
Open full size
1940 US Federal Census — Poweshiek-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01200-00005)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Loren Brown | 30 | Head | Club Agent | Iowa |
| 2 | Dorothy Brown | 24 | Wife | — | Iowa |
| 3 | James Mccrory | 72 | Head | — | Iowa |
| 4 | Ella Mccrory | 70 | Wife | — | Illinois |
| 5 | Elmer M. Gannon | 58 | Head | Life Ins. Agent | Iowa |
| 6 | Rose Gannon | 49 | Wife | — | Iowa |
| 7 | Charles Gannon | 23 | Son | — | Iowa |
| 8 | Rosemary Gannon | 17 | Daughter | — | Iowa |
| 9 | Lawrence Gannon | 13 | Son | — | Iowa |
| 10 | Patricia Gannon | 11 | Daughter | — | Iowa |
| 11 | Mary Gallagher THIS PERSON | 84 | Head | — | Iowa |
| 12 | Margaret Gallagher | 63 | Daughter | — | Iowa |
| 13 | Charles Gallagher | 61 | Son | Clerk | Iowa |
| 14 | J. Earl Bruch | 70 | Head | Laborer | Iowa |
| 15 | Florence Bruch | 66 | Wife | — | Michigan |
| 16 | William P. Newman | 49 | Head | Truck Driver | Missouri |
| 17 | Cecil O. Newman | 44 | Wife | Cook | Missouri |
| 18 | Frances E. Newman | 20 | Daughter | Maid | Missouri |
| 19 | Harold M. Saylor | 36 | Head | Agent | Ohio |
| 20 | Fern Saylor | 36 | Wife | — | Iowa |
| 21 | Melvin Saylor | 17 | Son | — | Iowa |
| 22 | Robert Saylor | 15 | Son | — | Iowa |
| 23 | Maynard Saylor | 9 | Son | — | Iowa |
| 24 | Lloyd Mcallister | 39 | Head | Asst. Cashier | Iowa |
| 25 | Frances Mcallister | 31 | Wife | — | Iowa |
| 26 | Mathias Hauersperger | 46 | Head | Operator | Illinois |
| 27 | Ida Hauersperger | 47 | Wife | — | Nebraska |
| 28 | Gerald Hauersperger | 22 | Son | Helper | Iowa |
| 29 | Leonard Hauersperger | 20 | Son | Machine Operator | Iowa |
| 30 | Lester Hauersperger | 18 | Son | — | Iowa |
| 31 | Eva Hauersperger | 17 | Daughter | — | Iowa |
| 32 | Ella Mae Hauersperger | 13 | Daughter | — | Iowa |
| 33 | Alva C. Montgomery | 45 | Head | Scaler | Illinois |
| 34 | Lorene Montgomery | 37 | Wife | — | Iowa |
| 35 | La Von Montgomery | 19 | Daughter | Secretary | Iowa |
| 36 | Arthur Montgomery | 17 | Son | — | Iowa |
| 37 | Donna Montgomery | 14 | Daughter | — | Iowa |
| 38 | John A. Warfel | 37 | Head | Clerk | Iowa |
| 39 | Vera Warfel | 29 | Wife | — | Iowa |
| 40 | Mary Anne Warfel | 2 | Daughter | — | Iowa |
Related Census Records
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)