MO
Mary Osborne — 1940 US Census Record
Model Tree available1940 United States Federal Census · Montgomery-County, Kansas
Our Model Tree links this Mary Osborne across the 1920, 1930 and 1940 US Censuses in Montgomery-County, Kansas (XGBoost, ~Confirmed), with identified parents James & Thomas — first a daughter (b.~1920), then head of a 7-person household.
Age 20
b. ~1920
Female
Daughter
Born: Kansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Montgomery-County, Kansas |
| Surname | Osborne |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Independence twp |
| 1935 Residence (County) | Montgomery |
| Additional Details | |
| Occupation | New worker |
| Hours Worked | 3 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | New Worker |
| Township / Ward | Independence Twp |
| Est. Birth Year | ~1920 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| David Osborne | Son | — | 10 | ~1930 |
| Mary Osborne | Daughter | — | 20 | ~1920 |
| Kathleen Osborne | Spouse | — | 42 | ~1898 |
| James Osborne | Head | — | 43 | ~1897 |
| Thomas Osborne | Son | — | 2 | ~1938 |
| John Osborne | Son | — | 14 | ~1926 |
| Frank Osborne | Son | — | 16 | ~1924 |
Census Appearances
1920
Montgomery, Kansas
Daughter, age 1
Montgomery, Kansas · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Osborn |
| Given Name | Margaret J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Arkansas |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Montgomery, Kansas
Daughter, age 11
Montgomery, Kansas · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Osborn |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Arkansas |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Montgomery-County, Kansas
Daughter, age 20
Montgomery-County, Kansas · implied b. ~1920 — 7 household members
| Surname | Osborne |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Independence twp |
| 1935 Residence (County) | Montgomery |
| Occupation | New worker |
| Hours Worked | 3 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 Osborne across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Osborne (~0.92 confidence) and father Thomas Osborn (~0.92 confidence) and father Tom Osborn (~0.92 confidence) and mother Kathleen Osborne (~0.92 confidence) and mother Leona Osborn (~0.92 confidence) and mother Sema Osborn (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Osborne
b. ~1897
Source father
● Household
· direct · ~0.92
Father
Thomas Osborn
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Tom Osborn
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Kathleen Osborne
b. ~1898
Source mother
● Household
· direct · ~0.92
Mother
Leona Osborn
b. ~1894
Source mother
● Household
· direct · ~0.92
Mother
Sema Osborn
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Osborne
Daughter · 1940 · age 20 · b. ~1920 · Kansas
★ You are viewing this record
Sibling
Frank Osborne
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Osborne
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
David Osborne
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Osborne
Sibling · 1940 · age 14
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 — Montgomery-County, Kansas
Open full size
1940 US Federal Census — Montgomery-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01247-01185)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fern Stair | 16 | daughter | New Worker | Kansas |
| 2 | James L. Osborne | 43 | Head | Farmer | Oklahoma |
| 3 | Kathleen Osborne | 42 | wife | — | Ireland |
| 4 | Mary Osborne THIS PERSON | 20 | daughter | New Worker | Kansas |
| 5 | Frank Osborne | 16 | son | Farming | Kansas |
| 6 | John Osborne | 14 | son | — | Kansas |
| 7 | David Osborne | 10 | son | — | Kansas |
| 8 | Thomas Osborne | 2 | son | — | Kansas |
| 9 | Roy G. Wittner | 49 | Head | Turrett Lathe Operator | Oklahoma |
| 10 | Ruby Wittner | 44 | wife | — | Kansas |
| 11 | Waneta Wittner | 19 | daughter | — | Kansas |
| 12 | Leo Wittner | 14 | son | — | Kansas |
| 13 | Herbert Wittner | 11 | son | — | Kansas |
| 14 | Norman Wittner | 5 | son | — | Kansas |
| 15 | Mary Davis | 68 | mother-in-law | — | Missouri |
| 16 | Fred G. Keck | 61 | Head | Farming | Missouri |
| 17 | Ora Keck | 56 | wife | — | Kansas |
| 18 | Claude M. Steele | 60 | Head | Farming | Arkansas |
| 19 | Bertha Steele | 58 | wife | — | Kansas |
| 20 | Lee E. Hooper | 44 | Head | Farming | Oklahoma |
| 21 | Pearl Hooper | 34 | wife | — | Kansas |
| 22 | Harold L. Davis | 17 | Laborer | Laborer | Kansas |
| 23 | Homer J. Mcgugin | 51 | Head | Farmer | Kansas |
| 24 | Martha Mcgugin | 49 | wife | — | Kansas |
| 25 | Walter R. Bryant | 43 | Head | Stat. Engineer | Indiana |
| 26 | Hazel Bryant | 34 | wife | — | Kansas |
| 27 | Norma Jean Bryant | 13 | daughter | — | Kansas |
| 28 | Sylvia Smoot | 33 | Head | Farming | Oklahoma |
| 29 | Georgia Smoot | 24 | wife | — | Kansas |
| 30 | Blanche Bell | 54 | mother-in-law | — | Kansas |
| 31 | Dorothy Ann Bell | 21 | sister-in-law | New Worker | Kansas |
| 32 | Wm L. Halloway | 60 | Head | Maintainer Opr | Missouri |
| 33 | Bessie Halloway | 53 | wife | — | Missouri |
| 34 | Henry L. Denny | 20 | son-in-law | New Worker | Kansas |
| 35 | Winifred Denny | 17 | daughter | — | Kansas |
| 36 | Ernest C. Jones | 50 | Head | Laborer | Colorado |
| 37 | Lottie Jones | 47 | wife | — | Kansas |
| 38 | Lorna Jones | 18 | daughter | — | Kansas |
| 39 | Marietta Jones | 15 | daughter | — | Kansas |
| 40 | Denzell Jones | 13 | son | — | Kansas |
Pedigree Summary
Mary + 4 siblings
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
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)