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Mary Mccann — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Peoria-County, Illinois
Our Model Tree links this Mary Mccann across the 1920, 1930 and 1940 US Censuses in Peoria-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1882), then head of a 2-person household.
Age 58
b. ~1882
Female
Head
Born: Kentucky
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Peoria-County, Illinois |
| Surname | McCann |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 58 |
| Marital Status | Widowed |
| Birthplace | Kentucky |
| 1935 Residence (City) | Peoria city |
| 1935 Residence (County) | Peoria |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Peoria City |
| Est. Birth Year | ~1882 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| James Mccann | Son | — | 25 | ~1915 |
| Mary Mccann | Head | — | 58 | ~1882 |
Census Appearances
1920
Peoria, Illinois
Spouse, age 35
Peoria, Illinois · implied b. ~1885 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mc Cann |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Peoria, Illinois
Other, age 47
Peoria, Illinois · implied b. ~1883 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCann |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 20 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Peoria-County, Illinois
Head, age 58
Peoria-County, Illinois · implied b. ~1882 — 2 household members
| Surname | McCann |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 58 |
| Marital Status | Widowed |
| Birthplace | Kentucky |
| 1935 Residence (City) | Peoria city |
| 1935 Residence (County) | Peoria |
| Hours Worked | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 Mccann across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mccann
Head · 1940 · age 58 · b. ~1882 · 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
39 people indexed on this census page (nara:1940:m-t0627-00920-00111)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Kenneth Helms | 5 | Son | — | Illinois |
| 2 | Ronald Helms | 1 | Son | — | Illinois |
| 3 | Gottlieb Mcdermott | 73 | Head | — | Germany |
| 4 | Anna Mcdermott | 69 | Wife | — | Germany |
| 5 | Hazel Mcnamara | 55 | Head | — | Illinois |
| 6 | John Hoskings | 57 | Head | Miner | Illinois |
| 7 | Florence Hoskings | 49 | Wife | — | Illinois |
| 8 | Walter Hauser | 50 | Head | Repairman | Illinois |
| 9 | Sophia Hauser | 55 | Wife | — | Illinois |
| 10 | Henry Hauser | 20 | Son | Shipping Clerk | Illinois |
| 11 | Carroll Hauser | 18 | Daughter | Typist | Illinois |
| 12 | Arthur Hauser | 15 | Son | — | Illinois |
| 13 | Jeanette Ruedlinger | 52 | Sister | Inspector | Illinois |
| 14 | Mary Mccann THIS PERSON | 58 | Head | — | Kentucky |
| 15 | James F. Mccann | 25 | Son | Bill Clerk | Illinois |
| 16 | Angelo Margotta | 53 | Head | Railroad Foreman | Italy |
| 17 | Theresa Margotta | 39 | Wife | — | Italy |
| 18 | Concetta Margotta | 9 | Daughter | — | Illinois |
| 19 | Vincent Margotta | 8 | Son | — | Illinois |
| 20 | Antoinette Margotta | 5 | Daughter | — | Illinois |
| 21 | Emil Hauser | 82 | Head | — | Illinois |
| 22 | Carroll Hauser | 46 | Son | Painter | Illinois |
| 23 | Nellie Graves | 46 | Head | Painter | Illinois |
| 24 | Maggie Ritchie | 74 | Guest | File Clerk | Scotland |
| 25 | Frank James | 53 | Head | — | Illinois |
| 26 | Norma James | 52 | Wife | Machinist | Illinois |
| 27 | William James | 18 | Son | Laborer | Illinois |
| 28 | Norman James | 12 | Son | — | Illinois |
| 29 | Henry J. Mcsweeney | 49 | Head | Stockman | Illinois |
| 30 | Hazel Mcsweeney | 48 | Wife | — | Illinois |
| 31 | Albert Mcsweeney | 39 | Son | — | Illinois |
| 32 | Rose Roedell | 35 | Head | — | Illinois |
| 33 | Betty Roedell | 16 | Daughter | — | Illinois |
| 34 | Robert Roedell | 14 | Son | — | Illinois |
| 35 | Gerald Roedell | 10 | Daughter | — | Illinois |
| 36 | W. Frances Kries | 61 | Head | — | Germany |
| 37 | Ella Reuter | 56 | Head | — | Illinois |
| 38 | Harry E. Taughey | 29 | Head | Typist | Illinois |
| 39 | Madge Taughey | 26 | Wife | — | 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)