MK
Mary Keating — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Mary Keating across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1899), then head of a 6-person household.
Age 41
b. ~1899
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Keating |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Charlotte Keating | Daughter | — | 4 | ~1936 |
| Mary Keating | Spouse | — | 41 | ~1899 |
| Neta Keating | Daughter | — | 6 | ~1934 |
| Joseph Keating | Head | — | 40 | ~1900 |
| Albert Keating | Son | — | 16 | ~1924 |
| Joseph Keating | Son | — | 2 | ~1938 |
Census Appearances
1930
Cook, Illinois
Spouse, age 30
Cook, Illinois · implied b. ~1900 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Keating |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 22 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Spouse, age 41
Cook-County, Illinois · implied b. ~1899 — 6 household members
| Surname | Keating |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Highest Grade | 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 Mary Keating across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Keating
Spouse · 1940 · age 41 · b. ~1899 · 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 — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00974-00034)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Balicboris | 24 | Step-son | Receiving Clerk | Pennsylvania |
| 2 | Leo Balicboris | 20 | Step-son | — | Pennsylvania |
| 3 | Adelaide Balicboris | 18 | Step-daughter | Assembler | Pennsylvania |
| 4 | Ellen Nichols | 12 | Daughter | — | Illinois |
| 5 | Joseph Keating | 40 | Head | Trainman | Massachusetts |
| 6 | Mary Keating THIS PERSON | 41 | Wife | — | Illinois |
| 7 | Albert Keating | 16 | Son | New Worker | Illinois |
| 8 | Neta Keating | 6 | Daughter | — | Illinois |
| 9 | Charlotte Keating | 4 | Daughter | — | Illinois |
| 10 | Joseph Jr. Keating | 2 | Son | — | Illinois |
| 11 | Salvatore Stanzione | 20 | Head | Laborer | Italy |
| 12 | Dominick Stanzione | 17 | Brother | — | Italy |
| 13 | Louis Pellegrini | 41 | Head | Peanut Roaster | Italy |
| 14 | Ida Pellegrini | 35 | Wife | — | Illinois |
| 15 | Aldo Pellegrini | 14 | Son | — | Italy |
| 16 | Robert Orsolini | 7 | Step-son | — | Illinois |
| 17 | Sylvester Meyer | 30 | Head | Machinist | Illinois |
| 18 | Grace Meyer | 26 | Wife | — | Illinois |
| 19 | Gloria Jean Meyer | 4 | Daughter | — | Illinois |
| 20 | Steve Veryancki | 58 | Head | — | Czechoslovakia |
| 21 | Mary Veryancki | 23 | Daughter | Dancer | Illinois |
| 22 | Ann Veryancki | 22 | Daughter | Dancer | Illinois |
| 23 | Joseph Veryancki | 18 | Son | Laborer | Illinois |
| 24 | Frank Dyrda | 29 | Head | Bartender | Illinois |
| 25 | Julia Dyrda | 25 | Wife | — | Illinois |
| 26 | Donald Dyrda | 4 | Son | — | Illinois |
| 27 | Dolores Dyrda | 3 | Daughter | — | Illinois |
| 28 | Joseph Madrick | 27 | Head | Welder | Indiana |
| 29 | Veronica Madrick | 23 | Wife | — | Indiana |
| 30 | Dennis Madrick | 4 | Son | — | Indiana |
| 31 | Arlene Madrick | 2 | Daughter | — | Indiana |
| 32 | Chester Nicpan | 27 | Head | Hand Carver | Illinois |
| 33 | Stella Nicpan | 32 | Wife | — | Illinois |
| 34 | Lawrence Nicpan | 2 | Son | — | Illinois |
| 35 | Robert Czaja | 11 | Step-son | — | Illinois |
| 36 | Earl Harper | 48 | Head | Shipping Clerk | Illinois |
| 37 | Anna Harper | 42 | Wife | — | Austria |
| 38 | Jeanette Harper | 15 | Daughter | — | Illinois |
| 39 | Russell Harper | 12 | Son | — | Illinois |
| 40 | Richard Harper | 8 | Son | — | Illinois |
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)