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Mary Wilkinson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Greene-County, Illinois
Our Model Tree links this Mary Wilkinson across the 1930 and 1940 US Censuses in Greene-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 6-person household.
Age 10
b. ~1930
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Greene-County, Illinois |
| Surname | Wilkinson |
| Given Name | Mary M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Roodhouse City |
| 1935 Residence (County) | Greene |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | 3 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Roodhouse City |
| Est. Birth Year | ~1930 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Clarence Wilkinson | Son | — | 16 | ~1924 |
| Teresa Wilkinson | Spouse | — | 38 | ~1902 |
| Kathleen Wilkinson | Daughter | — | 5 | ~1935 |
| David Wilkinson | Head | — | 38 | ~1902 |
| Mary Wilkinson | Daughter | — | 10 | ~1930 |
| David Wilkinson | Son | — | 14 | ~1926 |
Census Appearances
1930
Greene, Illinois
Daughter, age
Greene, Illinois · implied b. ~1930 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wilkinson |
| Given Name | Mary Mae |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Greene-County, Illinois
Daughter, age 10
Greene-County, Illinois · implied b. ~1930 — 6 household members
| Surname | Wilkinson |
| Given Name | Mary M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Roodhouse City |
| 1935 Residence (County) | Greene |
| Class of Worker | 0 |
| Highest Grade | 3 |
| 1935 Residence | Same house |
| 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 Wilkinson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Wilkinson
Daughter · 1940 · age 10 · b. ~1930 · Illinois
★ You are viewing this record
Sibling
David Wilkinson
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kathleen Wilkinson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clarence Wilkinson
Sibling · 1940 · age 16
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 — Greene-County, Illinois
Open full size
1940 US Federal Census — Greene-County, Illinois
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-00808-00301)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Hannah Hull | 57 | Wife | — | Illinois |
| 2 | Fredrick H Hull | 34 | Son | Filling Station Attendant | Illinois |
| 3 | John C Black | 39 | Head | Proprietor | Illinois |
| 4 | Helen M Black | 37 | Wife | — | Illinois |
| 5 | Dale C Black | 19 | Son | — | Illinois |
| 6 | Betty C Black | 17 | Daughter | — | Illinois |
| 7 | John W Welch | 69 | Head | — | Illinois |
| 8 | Mary E Welch | 68 | Wife | — | Illinois |
| 9 | Bessie M Admire | 38 | Daughter | Cashier | Illinois |
| 10 | Aveline C Admire | 15 | Grandson | — | Illinois |
| 11 | David J Wilkinson | 38 | Head | Truck Driver | Illinois |
| 12 | Teresa M Wilkinson | 38 | Wife | — | Illinois |
| 13 | Clarence J Wilkinson | 16 | Son | Paper Carrier | Illinois |
| 14 | David B Wilkinson | 14 | Son | — | Illinois |
| 15 | Mary M Wilkinson THIS PERSON | 10 | Daughter | — | Illinois |
| 16 | Kathleen J Wilkinson | 5 | Daughter | — | Illinois |
| 18 | Paul N Ash | 59 | Head | Salesman | Illinois |
| 19 | Della A Ash | 47 | Wife | — | Illinois |
| 20 | Harvey A Costello | 45 | Head | Proprietor | Illinois |
| 21 | Ida S Costello | 48 | Wife | — | Missouri |
| 22 | Aileen V Costello | 19 | Daughter | — | Illinois |
| 23 | Mavis A Costello | 16 | Daughter | — | Illinois |
| 24 | Marcella S Costello | 9 | Daughter | — | Illinois |
| 25 | Martha S Ballard | 45 | Niece | — | Illinois |
| 26 | Lorella Brown | 25 | Servant | — | Illinois |
| 27 | George Lisenfelt | 78 | Head | — | Illinois |
| 28 | Nancy S Lisenfelt | 66 | Wife | — | Illinois |
| 29 | Merritt R Heelmon | 15 | Grandson | Assistant Janitor | Illinois |
| 30 | William F Thaxter | 70 | Brother | — | Illinois |
| 31 | Henry Wallon | 69 | Roomer | Usher | Illinois |
| 32 | Chas M Ellington | 61 | Roomer | Mechanic | Indiana |
| 33 | Nettie A Story | 58 | Head | — | Illinois |
| 34 | Opal L Story | 34 | Daughter | English Teacher | Illinois |
| 36 | James Phillipo | 82 | Head | — | Italy |
| 37 | Lettie Phillipo | 70 | Wife | — | Illinois |
| 38 | Nancy E King | 85 | Head | — | Illinois |
| 39 | Mary J Shepherd | 74 | Lodger | — | Illinois |
| 40 | Carl O Mingard | 47 | Head | Locomotive Engineer | 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)