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Mary Brady — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Peoria-County, Illinois
Our Model Tree links this Mary Brady across the 1920, 1930 and 1940 US Censuses in Peoria-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1885), then head of a 7-person household.
Age 55
b. ~1885
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Peoria-County, Illinois |
| Surname | Brady |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Peoria City |
| 1935 Residence (County) | Peoria |
| Additional Details | |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Peoria City |
| Est. Birth Year | ~1885 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| George Brady | Head | — | 55 | ~1885 |
| Joseph Sengert | Other | — | 21 | ~1919 |
| Edward Prather | Other | — | 27 | ~1913 |
| Wilbur Donnold | Other | — | 27 | ~1913 |
| Earl Thomas | Other | — | 34 | ~1906 |
| Donald Brady | Son | — | 22 | ~1918 |
| Mary Brady | Spouse | — | 55 | ~1885 |
Census Appearances
1920
Peoria, Illinois
Spouse, age 33
Peoria, Illinois · implied b. ~1887 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brady |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Peoria, Illinois
Spouse, age 42
Peoria, Illinois · implied b. ~1888 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brady |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 24 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Missouri |
| Occupation | Saleslady |
| Industry | Insurance |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Peoria-County, Illinois
Spouse, age 55
Peoria-County, Illinois · implied b. ~1885 — 7 household members
| Surname | Brady |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Peoria City |
| 1935 Residence (County) | Peoria |
| Highest Grade | H-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 Mary Brady 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 Brady
Spouse · 1940 · age 55 · b. ~1885 · 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 — Peoria-County, Illinois
Open full size
1940 US Federal Census — Peoria-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00918-00648)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anna C. Koprun | 55 | Head | Housekeeper | Illinois |
| 2 | George P. Brady | 55 | Head | Salesman | Illinois |
| 3 | Mary E. Brady THIS PERSON | 55 | Wife | — | Illinois |
| 4 | Donald L. Brady | 22 | Son | Counterman | Illinois |
| 5 | Earl Thomas | 34 | Lodger | Office Worker | New York |
| 6 | Joseph Sengert | 21 | Lodger | Truck Driver | Illinois |
| 7 | Edward Prather | 27 | Lodger | Accountant | Illinois |
| 8 | Wilbur Donnold | 27 | Lodger | Accountant | Illinois |
| 9 | Robert C. La Porte | 39 | Head | Attorney | Illinois |
| 10 | Henrietta P. La Porte | 35 | Wife | — | Illinois |
| 11 | Robert P. La Porte | 4 | Son | — | Illinois |
| 12 | Joseph Proctor | 62 | Head | Manager | Illinois |
| 13 | Daisy Proctor | 59 | Wife | — | New York |
| 14 | Richard S. Gregg | 49 | Head | Architect | Ohio |
| 15 | Lana J. Gregg | 43 | Wife | — | Illinois |
| 16 | Christina J. Gregg | 9 | Daughter | — | Illinois |
| 17 | Mary L. Gregg | 6 | Daughter | — | Illinois |
| 18 | Emma Theresa Gregg | 5 | Daughter | — | Illinois |
| 19 | Clifton S. Turner | 44 | Head | Doctor | Illinois |
| 20 | Mary R. Turner | 46 | Wife | — | Ohio |
| 21 | Mary L. Turner | 12 | Daughter | — | Illinois |
| 22 | Leona Rapp | 38 | Maid | Housekeeper | Illinois |
| 23 | Amos A. Meydem | 47 | Head | Salesman | Wisconsin |
| 24 | Myrtle G. Meydem | 48 | Wife | — | Illinois |
| 25 | Isabella M. Meydem | 18 | Daughter | — | Illinois |
| 26 | Ray O. Becker | 70 | Head | — | New York |
| 27 | Helen J. Becker | 55 | Wife | — | Illinois |
| 28 | Martha Becker | 22 | Daughter | — | Illinois |
| 29 | Helen Becker | 19 | Daughter | — | Illinois |
| 30 | Rosa Stauffer | 28 | Maid | Housekeeper | Iowa |
| 31 | Carl W. Hageforde | 50 | Head | President | Illinois |
| 32 | Emma Hageforde | 44 | Wife | — | Illinois |
| 33 | Robert Hageforde | 16 | Son | — | Illinois |
| 34 | Homer H. Sr. Dewey | 55 | Head | Part Owner | Illinois |
| 35 | Hazel H. Dewey | 55 | Wife | — | Illinois |
| 36 | Homer H. Dewey | 20 | Son | — | Illinois |
| 37 | William A. Young | 29 | Head | Minister | Missouri |
| 38 | Elizabeth C. Young | 31 | Wife | — | New York |
| 39 | William C. Young | 1 | Son | — | Illinois |
| 40 | Blank Extra Line | None | — | — | — |
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)