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Mary Finley — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Johnson-County, Illinois
Our Model Tree links this Mary Finley across the 1930 and 1940 US Censuses in Johnson-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 8-person household.
Age 17
b. ~1923
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Johnson-County, Illinois |
| Surname | Finley |
| Given Name | Mary A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Grantsburg Twp |
| 1935 Residence (County) | Johnson |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Grantsburg Twp |
| 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 |
|---|---|---|---|---|
| Bartlett Finley | Head | — | 47 | ~1893 |
| Mary Finley | Daughter | — | 17 | ~1923 |
| Richard Finley | Son | — | 3 | ~1937 |
| Robert Finley | Son | — | 19 | ~1921 |
| Flora Finley | Daughter | — | 11 | ~1929 |
| Daniel Finley | Son | — | 9 | ~1931 |
| Mathis Finley | Son | — | 15 | ~1925 |
| Lydia Finley | Spouse | — | 43 | ~1897 |
Census Appearances
1930
Johnson, Illinois
Daughter, age 7
Johnson, Illinois · implied b. ~1923 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Finley |
| Given Name | Mary Ann |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read/Write | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Johnson-County, Illinois
Daughter, age 17
Johnson-County, Illinois · implied b. ~1923 — 8 household members
| Surname | Finley |
| Given Name | Mary A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Grantsburg Twp |
| 1935 Residence (County) | Johnson |
| Highest Grade | Hs 4 |
| 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 Finley across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Finley
Daughter · 1940 · age 17 · b. ~1923 · Illinois
★ You are viewing this record
Sibling
Mathis Finley
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Finley
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Finley
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Finley
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Flora Finley
Sibling · 1940 · age 11
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 — Johnson-County, Illinois
Open full size
1940 US Federal Census — Johnson-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00818-00185)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Emerson E. Morgan | 76 | Head | Farm | Illinois |
| 42 | Ora Morgan | 56 | Wife | — | Illinois |
| 43 | Bartlett E. Finley | 47 | Head | Farm | Illinois |
| 44 | Lydia Finley | 43 | Wife | — | Illinois |
| 45 | Robert E. A. Finley | 19 | Son | C.C.C. Laborer | Illinois |
| 46 | Mary A. Finley THIS PERSON | 17 | Daughter | — | Illinois |
| 47 | Mathis H. Finley | 15 | Son | — | Illinois |
| 48 | Flora J. Finley | 11 | Daughter | — | Illinois |
| 49 | Daniel J. Finley | 9 | Son | — | Illinois |
| 50 | Richard O. Finley | 3 | Son | — | Illinois |
| 51 | Ward O. Shelton | 29 | Head | Farm | Illinois |
| 52 | Lillian Shelton | 25 | Wife | — | Illinois |
| 53 | Ward R. Shelton | 6 | Son | — | Illinois |
| 54 | Phyllis Shelton | 1 | Daughter | — | Illinois |
| 55 | Lewis Mobley | 52 | Head | Farm | Illinois |
| 56 | Addie Mobley | 53 | Wife | — | Illinois |
| 57 | Joseph A. Mobley | 22 | Son | Farm | Illinois |
| 58 | Thomas C. Newby | 59 | Head | Farm | Illinois |
| 59 | Fannie Newby | 55 | Wife | — | Illinois |
| 60 | Ray Morse | 51 | Head | Teacher | Illinois |
| 61 | Ruby Morse | 44 | Wife | Clerk | Illinois |
| 62 | Wanda Morse | 20 | Daughter | Clerk In | Illinois |
| 63 | Marjory Morse | 18 | Daughter | — | Illinois |
| 64 | Frank Wise | 58 | Head | Farm | Illinois |
| 65 | Mary Wise | 56 | Wife | — | Illinois |
| 66 | Roswell D. Van Cleve | 40 | Head | Grader Operator | Illinois |
| 67 | Zella M. Van Cleve | 38 | Wife | — | Illinois |
| 68 | Joel E. Van Cleve | 16 | Son | — | Illinois |
| 69 | Lloyd L. Van Cleve | 14 | Son | — | Illinois |
| 70 | Earl E. Van Cleve | 12 | Son | — | Illinois |
| 71 | Mary A. Van Cleve | 8 | Daughter | — | Illinois |
| 72 | James W. Van Cleve | 5 | Son | — | Illinois |
| 73 | Amy R. Van Cleve | 3 | Daughter | — | Illinois |
| 74 | Lewis Lindsey | 37 | Head | Instructor | Illinois |
| 75 | Alice R. Lindsey | 33 | Wife | Asst. Instructor | Illinois |
| 76 | Robert L. Lindsey | 16 | Son | — | Illinois |
| 77 | Abner Mcfatridge | 58 | Head | Bus Driver | Illinois |
| 78 | Ruth Mcfatridge | 16 | Daughter | — | Illinois |
| 79 | Gus Howell | 70 | Head | Retired Teacher | Illinois |
| 80 | Delma Bell Howell | 75 | Sister | — | 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)