MF
Mary Finney — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lyon-County, Kansas
Our Model Tree links this Mary Finney across the 1930 and 1940 US Censuses in Lyon-County, Kansas (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 8-person household.
Age 16
b. ~1924
Female
Daughter
Born: Kansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lyon-County, Kansas |
| Surname | Finney |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Lyon |
| 1935 Residence (County) | Lyon |
| Additional Details | |
| Highest Grade | H 2 |
| 1935 Residence | Kans |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Est. Birth Year | ~1924 |
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 |
|---|---|---|---|---|
| Elmer Finney | Son | — | 6 | ~1934 |
| Elmer Finney | Head | — | 42 | ~1898 |
| Harold Finney | Son | — | 2 | ~1938 |
| Eva Finney | Spouse | — | 39 | ~1901 |
| Mary Finney | Daughter | — | 16 | ~1924 |
| Chas Finney | Son | — | 12 | ~1928 |
| Roberta Finney | Daughter | — | 9 | ~1931 |
| William Finney | Son | — | 14 | ~1926 |
Census Appearances
1930
Lyon, Kansas
Daughter, age 6
Lyon, Kansas · implied b. ~1924 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Finney |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Nebraska |
| Mother's Birthplace | Kansas |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Lyon-County, Kansas
Daughter, age 16
Lyon-County, Kansas · implied b. ~1924 — 8 household members
| Surname | Finney |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Lyon |
| 1935 Residence (County) | Lyon |
| Highest Grade | H 2 |
| 1935 Residence | Kans |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 Finney across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Finney
Daughter · 1940 · age 16 · b. ~1924 · Kansas
★ You are viewing this record
Sibling
William Finney
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elmer Finney
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roberta Finney
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Finney
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Chas Finney
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 — Lyon-County, Kansas
Open full size
1940 US Federal Census — Lyon-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01242-00062)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Willie S. Edmunds | 24 | Son | Farmer | Kansas |
| 42 | Ada E. Edmunds | 21 | Daughter | House Work | Kansas |
| 43 | Vida M. Edmunds | 16 | Daughter | — | Kansas |
| 44 | Avis G. Edmunds | 14 | Daughter | — | Kansas |
| 45 | Dewey D. Edmunds | 10 | Son | — | Kansas |
| 46 | James G. Edmunds | 9 | Son | — | Kansas |
| 47 | Raymond C. Edmunds | 1 | Son | — | Kansas |
| 48 | Wm Proehl | 57 | Head | Farm | Illinois |
| 49 | Bertha F. Proehl | 50 | Wife | House Wife | Kansas |
| 50 | Frederick W. Proehl | 16 | Son | — | Kansas |
| 51 | Wayne E. Proehl | 12 | Son | — | Kansas |
| 52 | Martha Bell C. Proehl | 86 | Mother | — | Indiana |
| 53 | Ernest Proehl | 45 | Head | Farm | Kansas |
| 54 | Gladys G. Proehl | 36 | Wife | House Wife | Kansas |
| 55 | Alfred G. Proehl | 16 | Son | — | Kansas |
| 56 | Clifford L. Proehl | 14 | Son | — | Kansas |
| 57 | Valeda M. Proehl | 10 | Daughter | — | Kansas |
| 58 | Carl E. Proehl | 8 | Son | — | Kansas |
| 59 | Floyd Ketchum | 63 | Head | Farmer | New York |
| 60 | John F. Pegram | 67 | Head | Farmer | Missouri |
| 61 | Blanche Z. Pegram | 64 | Wife | House Wife | Ohio |
| 62 | Lloyd Pegram | 39 | Son | Farm | Kansas |
| 63 | John F. Denison | 39 | Head | Farm | Kansas |
| 64 | Hattie D. Denison | 38 | Wife | House Wife | Kansas |
| 65 | Marjorie M. Denison | 16 | Daughter | — | Kansas |
| 66 | John Francis Denison | 11 | Son | — | Kansas |
| 67 | Harry P. Barrick | 59 | Head | Farmer | Kansas |
| 68 | Elmer C. Finney | 42 | Head | Farmer | Nebraska |
| 69 | Eva E. Finney | 39 | Wife | House Wife | Kansas |
| 70 | Mary E. Finney THIS PERSON | 16 | Daughter | — | Kansas |
| 71 | William S. Finney | 14 | Son | — | Kansas |
| 72 | Chas L. Finney | 12 | Son | — | Kansas |
| 73 | Roberta H. Finney | 9 | Daughter | — | Kansas |
| 74 | Elmer C. Jr. Finney | 6 | Son | — | Kansas |
| 75 | Harold E. Finney | 2 | Son | — | Kansas |
| 76 | Emmit B. Edmiston | 43 | Head | Mechanic | Kansas |
| 77 | Albert A. Edmiston | 61 | Head | Farm | Kansas |
| 78 | Nettie L. Edmiston | 60 | Wife | House Wife | Illinois |
| 79 | Albert J. Zumbrunn | 58 | Head | Farmer | Kansas |
| 80 | Christie Zumbrunn | 58 | Wife | House Wife | Kansas |
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)