MB
Mary Ball — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Saginaw-County, Michigan
Our Model Tree links this Mary Ball across the 1930 and 1940 US Censuses in Saginaw-County, Michigan (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 10-person household.
Age 15
b. ~1925
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Saginaw-County, Michigan |
| Surname | Ball |
| Given Name | Mary Ann |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Kochville Twp |
| 1935 Residence (County) | Saginaw |
| Additional Details | |
| Highest Grade | H-3 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Kochville Twp |
| Est. Birth Year | ~1925 |
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 |
|---|---|---|---|---|
| Norma Ball | Daughter | — | 9 | ~1931 |
| Mary Ball | Daughter | — | 15 | ~1925 |
| Barbara Ball | Daughter | — | 3 | ~1937 |
| Eleanor Ball | Daughter | — | 12 | ~1928 |
| Perry Ball | Head | — | 44 | ~1896 |
| Dale Ball | Son | — | 5 | ~1935 |
| Kenneth Ball | Son | — | 2 | ~1938 |
| Albert Ball | Son | — | 13 | ~1927 |
| Earl Ball | Son | — | 7 | ~1933 |
| Alberta Ball | Spouse | — | 35 | ~1905 |
Census Appearances
1930
Saginaw, Michigan
Daughter, age 3
Saginaw, Michigan · implied b. ~1927 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ball |
| Given Name | Mary Anne |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Canada-English |
| Mother's Birthplace | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Saginaw-County, Michigan
Daughter, age 15
Saginaw-County, Michigan · implied b. ~1925 — 10 household members
| Surname | Ball |
| Given Name | Mary Ann |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Kochville Twp |
| 1935 Residence (County) | Saginaw |
| Highest Grade | H-3 |
| 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 Ball across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Ball
Daughter · 1940 · age 15 · b. ~1925 · Michigan
★ You are viewing this record
Sibling
Albert Ball
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dale Ball
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Ball
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Norma Ball
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barbara Ball
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earl Ball
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanor Ball
Sibling · 1940 · age 12
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 — Saginaw-County, Michigan
Open full size
1940 US Federal Census — Saginaw-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01811-00766)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Perry Ball | 44 | Head | Road Work | Ontario |
| 2 | Alberta Ball | 35 | Wife | — | Michigan |
| 3 | Mary Ann Ball THIS PERSON | 15 | Daughter | — | Michigan |
| 4 | Albert Ball | 13 | Son | — | Michigan |
| 5 | Eleanor Ball | 12 | Daughter | — | Michigan |
| 6 | Norma Ball | 9 | Daughter | — | Michigan |
| 7 | Earl Ball | 7 | Son | — | Michigan |
| 8 | Dale Ball | 5 | Son | — | Michigan |
| 9 | Barbara Ball | 3 | Daughter | — | Michigan |
| 10 | Kenneth Ball | 2 | Son | — | Michigan |
| 11 | Herbert Fisher | 52 | Head | — | Michigan |
| 12 | Grace Fisher | 53 | Wife | — | Michigan |
| 13 | Vaughn Fisher | 20 | Son | Bookkeeper | Michigan |
| 14 | Frank Byron | 60 | Head | — | Michigan |
| 15 | Jessie Byron | 65 | Wife | — | Michigan |
| 16 | Emory Joyce | 31 | Head | Checker | Saginaw |
| 17 | Evelyn Joyce | 29 | Wife | — | Michigan |
| 18 | Herbert Bach | 43 | Head | Accountant | Michigan |
| 19 | Hal E Nash | 32 | Head | Marine Engine | West Virginia |
| 20 | Reba Nash | 25 | Wife | — | Iowa |
| 21 | Emory Hahn | 40 | Head | Moulder | Michigan |
| 22 | Dorothy Hahn | 27 | Wife | — | Michigan |
| 23 | Richard Hodges | 32 | Head | Auto Mechanic | Michigan |
| 24 | Lucy Hodges | 26 | Wife | Housewife | Michigan |
| 25 | Bridgess Theway | 38 | Head | Finisher | Michigan |
| 26 | Flolina Theway | 34 | Wife | — | Michigan |
| 27 | James Theway | 14 | Son | — | Michigan |
| 28 | Fred Theway | 11 | Son | — | Michigan |
| 29 | Kenneth Theway | 3 | Son | — | Michigan |
| 30 | Chas Starck | 38 | Head | Truck Driver | Michigan |
| 31 | Nettie Starck | 38 | Wife | — | Michigan |
| 32 | Josephine Starck | 16 | Daughter | — | Michigan |
| 33 | Helen Starck | 14 | Daughter | — | Michigan |
| 34 | Dolores Starck | 3 | Daughter | — | Michigan |
| 35 | Claude Smith | 27 | Head | Auto Mechanic | Michigan |
| 36 | Geneveve Smith | 26 | Wife | — | Michigan |
| 37 | Richard Smith | 1 | Son | — | Michigan |
| 38 | George Ellington | 32 | Head | Core Setter | Michigan |
| 39 | Irene Ellington | 26 | Wife | — | Michigan |
| 40 | Beatrice Ellington | 2 | Daughter | — | 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)