MC
Mary Connell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Berrien-County, Michigan
Our Model Tree links this Mary Connell across the 1930 and 1940 US Censuses in Berrien-County, Michigan (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 8-person household.
Age 17
b. ~1923
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Berrien-County, Michigan |
| Surname | Connell |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Benton Township |
| 1935 Residence (County) | Berrien |
| Additional Details | |
| Class of Worker | NP |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Benton Township |
| Est. Birth Year | ~1923 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Margaret Connell | Spouse | — | 43 | ~1897 |
| Patrick Connell | Daughter | — | 16 | ~1924 |
| Dorothy Connell | Daughter | — | 20 | ~1920 |
| Bernice Connell | Daughter | — | 19 | ~1921 |
| Mildred Connell | Daughter | — | 14 | ~1926 |
| Mary Connell | Daughter | — | 17 | ~1923 |
| William Connell | Head | — | 48 | ~1892 |
| Loretta Connell | Daughter | — | 12 | ~1928 |
Census Appearances
1930
Berrien, Michigan
Other, age 7
Berrien, Michigan · implied b. ~1923 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Connell |
| Given Name | Mary |
| Relationship to Head | Gr-daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Berrien-County, Michigan
Daughter, age 17
Berrien-County, Michigan · implied b. ~1923 — 8 household members
| Surname | Connell |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Benton Township |
| 1935 Residence (County) | Berrien |
| Class of Worker | NP |
| Highest Grade | H-4 |
| 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 Connell across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Connell
Daughter · 1940 · age 17 · b. ~1923 · Michigan
★ You are viewing this record
Sibling
Loretta Connell
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Connell
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Connell
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patrick Connell
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernice Connell
Sibling · 1940 · age 19
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 — Berrien-County, Michigan
Open full size
1940 US Federal Census — Berrien-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01731-00266)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Irene Lay | 13 | daughter | — | Michigan |
| 42 | Leitha Lay | 11 | daughter | — | Michigan |
| 43 | Kenneth Lay | 10 | son | — | Michigan |
| 44 | Dolores Lay | 8 | daughter | — | Michigan |
| 45 | John Harris | 38 | Head | Service Man | Minnesota |
| 46 | Esther P. Harris | 36 | wife | — | Michigan |
| 47 | Veolia Harris | 12 | daughter | — | Michigan |
| 48 | Rosalene Harris | 6 | daughter | — | Michigan |
| 49 | Morris Strome | 41 | Head | Farmer | Michigan |
| 50 | Frances Strome | 40 | wife | — | Michigan |
| 51 | Beverly Strome | 14 | daughter | — | Michigan |
| 52 | Nancy Lee Strome | 9 | daughter | — | Michigan |
| 53 | Walter Glendening | 37 | Head | Mechanic | Michigan |
| 54 | Beulah Glendening | 37 | wife | — | Michigan |
| 55 | Walter Glendening | 16 | son | — | Michigan |
| 56 | Major Dean Glendening | 13 | son | — | Michigan |
| 57 | Helen Glendening | 5 | daughter | — | Michigan |
| 58 | Edward O. Petersen | 37 | Head | Printer | Illinois |
| 59 | Kathryn Petersen | 38 | wife | — | Indiana |
| 60 | Ruth Petersen | 3 | daughter | — | Michigan |
| 61 | Arthur Tucker | 53 | Head | Butcher | Michigan |
| 62 | Elizabeth Tucker | 43 | wife | — | Kansas |
| 63 | Isreal Guiron | 72 | Head | — | Illinois |
| 64 | Marion Guiron | 61 | wife | — | Michigan |
| 65 | Martin Bernatowicz | 49 | Head | Wood Pattern Maker | Illinois |
| 66 | Irene Bernatowicz | 46 | wife | — | Michigan |
| 67 | Martin Jr. Bernatowicz | 18 | son | Apprentice Pattern Maker | Illinois |
| 68 | Arthur Bernatowicz | 17 | son | — | Illinois |
| 69 | William E. Steinbeck | 37 | Head | Pattern Maker | Michigan |
| 70 | Helen Steinbeck | 57 | mother | — | Russia |
| 71 | Charles L. Cobb | 42 | Head | Contractor | Michigan |
| 72 | Georgia Cobb | 36 | wife | — | Michigan |
| 73 | William Connell | 48 | Head | Operator | Illinois |
| 74 | Margaret Connell | 43 | wife | Assembler | Illinois |
| 75 | Dorothy Connell | 20 | daughter | — | Michigan |
| 76 | Bernice Connell | 19 | daughter | Bookkeeper | Michigan |
| 77 | Mary Connell THIS PERSON | 17 | daughter | — | Michigan |
| 78 | Patrick Connell | 16 | daughter | — | Michigan |
| 79 | Mildred Connell | 14 | daughter | — | Michigan |
| 80 | Loretta Connell | 12 | daughter | — | Michigan |
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)