MW
Mary Watts — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this Mary Watts across the 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 7-person household.
Age 12
b. ~1928
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Watts |
| Given Name | Mary Ellen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Belleville Village |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Belleville Village |
| Est. Birth Year | ~1928 |
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 |
|---|---|---|---|---|
| Mary Watts | Daughter | — | 12 | ~1928 |
| Jack Watts | Son | — | 17 | ~1923 |
| Merril Watts | Head | — | 41 | ~1899 |
| Cornelia Watts | Daughter | — | 2 | ~1938 |
| Joyce Watts | Daughter | — | 9 | ~1931 |
| Joanne Watts | Daughter | — | 9 | ~1931 |
| Grace Watts | Spouse | — | 37 | ~1903 |
Census Appearances
1930
Wayne, Michigan
Daughter, age 2
Wayne, Michigan · implied b. ~1928 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Watts |
| Given Name | Mary Ellen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Daughter, age 12
Wayne-County, Michigan · implied b. ~1928 — 7 household members
| Surname | Watts |
| Given Name | Mary Ellen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Belleville Village |
| 1935 Residence (County) | Wayne |
| Highest Grade | 7 |
| 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 Watts across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Watts
Daughter · 1940 · age 12 · b. ~1928 · Michigan
★ You are viewing this record
Sibling
Joanne Watts
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joyce Watts
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cornelia Watts
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jack Watts
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 — Wayne-County, Michigan
Open full size
1940 US Federal Census — Wayne-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01836-00503)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Doris Walker | 4 | Daughter | — | Michigan |
| 2 | Floyd Walker | 1 | Son | — | Michigan |
| 3 | John Trontale | 37 | Head | Shoe Repair | Pennsylvania |
| 4 | Kathryn Trontale | 40 | Wife | Housewife | Massachusetts |
| 5 | Donald Trontale | 11 | Son | — | Michigan |
| 6 | Robert Trontale | 9 | Son | — | Michigan |
| 7 | Herbert Robb | 49 | Head | Physician | Michigan |
| 8 | Katherine Robb | 47 | Wife | Housewife | Nebraska |
| 9 | Herbert J. Robb | 18 | Son | Student | Michigan |
| 10 | Paul Robb | 14 | Son | Student | Michigan |
| 11 | Margaret Robb | 83 | Mother | — | Scotland |
| 12 | Marion Robb | 45 | Sister | — | Michigan |
| 13 | Gladys Winter | 26 | Lodger | Secretary | Michigan |
| 14 | Mary Sherman | 62 | Lodger | Teacher | Michigan |
| 15 | Kirk Pitcher | 52 | Head | Barber | Michigan |
| 16 | Ethel Pitcher | 49 | Wife | Housewife | Michigan |
| 17 | Leonard Pitcher | 24 | Son | Salesman | Michigan |
| 18 | Arlene Pitcher | 17 | Daughter | — | Michigan |
| 19 | John Nator | 33 | Head | Dentist | New York |
| 20 | Wilma Nator | 33 | Wife | Housewife | Michigan |
| 21 | Erlo Roberts | 39 | Head | Manager | Michigan |
| 22 | Elsie Roberts | 39 | Wife | Housewife | Michigan |
| 23 | Florence Riggs | 23 | Lodger | Assistant | Michigan |
| 24 | Nettie Robnette | 59 | Mother | Housewife | Indiana |
| 25 | Merril Watts | 41 | Head | Inspector | Ohio |
| 26 | Grace Watts | 37 | Wife | Housewife | Michigan |
| 27 | Jack Watts | 17 | Son | Projectionist | Michigan |
| 28 | Mary Ellen Watts THIS PERSON | 12 | Daughter | — | Michigan |
| 29 | Joyce Watts | 9 | Daughter | — | Michigan |
| 30 | Joanne Watts | 9 | Daughter | — | Michigan |
| 31 | Cornelia Watts | 2 | Daughter | — | Michigan |
| 32 | (Extra Line) | None | — | — | — |
| 33 | Newton Rose | 31 | Head | Laborer | Arkansas |
| 34 | Arlie Rose | 24 | Wife | Housewife | Michigan |
| 35 | Isabell Rose | 6 | Daughter | — | Michigan |
| 36 | Loretta Rose | 4 | Daughter | — | Michigan |
| 37 | Evelyn Rose | 3 | Daughter | — | Michigan |
| 38 | Earl Berry | 20 | Brother-in-law | Laborer | Michigan |
| 39 | Mae Berry | 63 | Mother-in-law | Housework | New York |
| 40 | (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)