ME
Mary Egan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bay-County, Michigan
Our Model Tree links this Mary Egan across the 1930 and 1940 US Censuses in Bay-County, Michigan (XGBoost, ~Confirmed) — first a daughter (b.~1920), then head of a 10-person household.
Age 20
b. ~1920
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bay-County, Michigan |
| Surname | Egan |
| Given Name | Mary Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Hampton Township |
| 1935 Residence (County) | Bay |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | C 1 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Hampton Township |
| Est. Birth Year | ~1920 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Anna Egan | Daughter | — | 12 | ~1928 |
| Loretta Egan | Daughter | — | 18 | ~1922 |
| Catherine Egan | Daughter | — | 14 | ~1926 |
| Michael Egan | Son | — | 17 | ~1923 |
| Joseph Egan | Head | — | 40 | ~1900 |
| Ursula Egan | Daughter | — | 19 | ~1921 |
| Mary Egan | Daughter | — | 20 | ~1920 |
| Catherine Egan | Other | — | 80 | ~1860 |
| Catherine Egan | Spouse | — | 56 | ~1884 |
| John Egan | Other | — | 90 | ~1850 |
Census Appearances
1930
Bay, Michigan
Daughter, age 10
Bay, Michigan · implied b. ~1920 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Egan |
| Given Name | Mary C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Bay-County, Michigan
Daughter, age 20
Bay-County, Michigan · implied b. ~1920 — 10 household members
| Surname | Egan |
| Given Name | Mary Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Hampton Township |
| 1935 Residence (County) | Bay |
| Class of Worker | 0 |
| Highest Grade | C 1 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Egan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Egan
Daughter · 1940 · age 20 · b. ~1920 · Michigan
★ You are viewing this record
Sibling
Ursula Egan
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Egan
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Egan
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Loretta Egan
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Michael Egan
Sibling · 1940 · age 17
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 — Bay-County, Michigan
Open full size
1940 US Federal Census — Bay-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01729-00248)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Laura Wiedyk | 51 | Wife | — | Michigan |
| 2 | Joseph Wiedyk | 21 | Son | Farm Laborer | Michigan |
| 3 | Norman Wiedyk | 18 | Son | Farm Laborer | Michigan |
| 4 | Archibald A Wiedyk | 9 | Son | — | Michigan |
| 5 | John Diehl | 33 | Head | Farmer | Michigan |
| 6 | Emma B Diehl | 27 | Wife | — | Michigan |
| 7 | Richard Diehl | 5 | Son | — | Michigan |
| 8 | John Jr. Diehl | 2 | Son | — | Michigan |
| 9 | Thomas Kupryniak | 45 | Lodger | Laborer | Pennsylvania |
| 10 | Joseph Q Egan | 40 | Head | Farmer | Michigan |
| 11 | Catherine S Egan | 56 | Wife | — | Michigan |
| 12 | Mary Catherine Egan THIS PERSON | 20 | Daughter | — | Michigan |
| 13 | Ursula Egan | 19 | Daughter | — | Michigan |
| 14 | Loretta B Egan | 18 | Daughter | — | Michigan |
| 15 | Michael Egan | 17 | Son | — | Michigan |
| 16 | Catherine Egan | 14 | Daughter | — | Michigan |
| 17 | Anna Egan | 12 | Daughter | — | Michigan |
| 18 | John Egan | 90 | Father | — | Pennsylvania |
| 19 | Catherine Egan | 80 | Mother | — | Canada F |
| 20 | Earl Q Fritsch | 35 | Head | Farmer | Michigan |
| 21 | Helen Fritsch | 30 | Wife | — | Michigan |
| 22 | Shirley Fritsch | 5 | Daughter | — | Michigan |
| 23 | Arlene Fritsch | 1 | Daughter | — | Michigan |
| 24 | Joseph Q Badour | 53 | Head | Farmer | Michigan |
| 25 | Agnes Badour | 50 | Wife | — | Michigan |
| 26 | Clara Badour | 20 | Daughter | Laborer | Michigan |
| 27 | Minnie Badour | 18 | Daughter | New Worker | Michigan |
| 28 | William Badour | 16 | Son | Farm Laborer | Michigan |
| 29 | Lawrence Badour | 13 | Son | — | Michigan |
| 30 | Dorothy Badour | 9 | Daughter | — | Michigan |
| 31 | Frank Q Verhaeghe | 65 | Head | Farmer | Michigan |
| 32 | Joseph Verhaeghe | 26 | Son | Farmer | Michigan |
| 33 | Esther Verhaeghe | 21 | Daughter-in-law | — | Michigan |
| 34 | Loraine Verhaeghe | 1 | Granddaughter | — | Michigan |
| 35 | Francis Verhaeghe | 0 | Grandson | — | Michigan |
| 36 | Harold Verhaeghe | 24 | Son | Laborer | Michigan |
| 37 | Irene Verhaeghe | 20 | Daughter-in-law | — | Michigan |
| 38 | Louis Q Van Tol | 52 | Head | Farmer | Michigan |
| 39 | Mary Van Tol | 46 | Wife | — | Michigan |
| 40 | Alice Van Tol | 22 | Daughter | Laborer | Michigan |
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)