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Mary Watkins — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Union-County, Illinois
Our Model Tree links this Mary Watkins across the 1920, 1930 and 1940 US Censuses in Union-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1891), then head of a 5-person household.
Age 49
b. ~1891
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Union-County, Illinois |
| Surname | Watkins |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Saratoga Precinct |
| 1935 Residence (County) | Union |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Saratoga Precinct |
| Est. Birth Year | ~1891 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Watkins | Daughter | — | 12 | ~1928 |
| Otis Watkins | Head | — | 54 | ~1886 |
| Merle Watkins | Son | — | 21 | ~1919 |
| Robert Watkins | Son | — | 20 | ~1920 |
| Mary Watkins | Spouse | — | 49 | ~1891 |
Census Appearances
1920
Union, Illinois
Spouse, age 29
Union, Illinois · implied b. ~1891 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Watkins |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Union, Illinois
Spouse, age 39
Union, Illinois · implied b. ~1891 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Watkins |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 18 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Union-County, Illinois
Spouse, age 49
Union-County, Illinois · implied b. ~1891 — 5 household members
| Surname | Watkins |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Saratoga Precinct |
| 1935 Residence (County) | Union |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Watkins across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Watkins
Spouse · 1940 · age 49 · b. ~1891 · 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 — Union-County, Illinois
Open full size
1940 US Federal Census — Union-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00896-00545)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Dolores Hardy | 83 | Head | — | Illinois |
| 42 | Juanita Hardy | 68 | Daughter | — | Illinois |
| 43 | Mary Hardy | 48 | Daughter | — | Illinois |
| 44 | Jackie Hardy | 47 | Daughter | — | Illinois |
| 45 | Andy Bennett | 17 | Head | Wpa | Illinois |
| 46 | Betty Bennett | 14 | Wife | — | Illinois |
| 47 | Eugene Tripp | 47 | Head | Farmer | Illinois |
| 48 | Agnes Tripp | 45 | Wife | — | Illinois |
| 49 | Glenn Tripp | 18 | Son | — | Illinois |
| 50 | Louise Tripp | 16 | Daughter | — | Illinois |
| 51 | Billy Lou Tripp | 12 | Daughter | — | Illinois |
| 52 | James Snell | 50 | Head | Farmer | Illinois |
| 53 | Grace Snell | 50 | Wife | — | Illinois |
| 54 | Kenneth Snell | 17 | Son | — | Illinois |
| 55 | Violet Snell | 15 | Daughter | — | Illinois |
| 56 | Johnny Snell | 13 | Son | — | Illinois |
| 57 | Billy Snell | 8 | Son | — | Illinois |
| 58 | William Snell | 11 | Son | — | Illinois |
| 59 | Otis Watkins | 54 | Head | Farmer | Illinois |
| 60 | Mary Watkins THIS PERSON | 49 | Wife | — | Illinois |
| 61 | Merle W. Watkins | 21 | Son | Laborer | Illinois |
| 62 | Robert J. Watkins | 20 | Son | Student | Illinois |
| 63 | Mary Agnes Watkins | 12 | Daughter | — | Illinois |
| 64 | Luther Musgrave | 71 | Head | — | Illinois |
| 65 | Margaret Musgrave | 68 | Wife | — | Illinois |
| 66 | Delbert Kelley | 4 | Grandson | — | Illinois |
| 67 | Clarence Musgrave | 26 | Head | Ierl | Illinois |
| 68 | Beulah Musgrave | 16 | Wife | — | Illinois |
| 69 | William Hines | 79 | Head | — | Illinois |
| 70 | Maude Martin | 45 | Daughter | — | Illinois |
| 71 | Earl T. Martin | 44 | Son-in-law | Farmer | Illinois |
| 72 | Paul Moreland | 26 | Head | Farmer | Illinois |
| 73 | Melicent Moreland | 26 | Wife | — | Illinois |
| 74 | John Robert Moreland | 5 | Son | — | Illinois |
| 75 | Noah Musgrave | 37 | Head | Farmer | Illinois |
| 76 | Bell Musgrave | 34 | Wife | — | Illinois |
| 77 | Alice Musgrave | 12 | Daughter | — | Illinois |
| 78 | Ruby Musgrave | 13 | Daughter | — | Illinois |
| 79 | Ray Musgrave | 5 | Son | — | Illinois |
| 80 | Fannie Cochran | 62 | Mother-in-law | — | 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)