MO
Mary Osborn — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Grand-County, Colorado
Our Model Tree links this Mary Osborn across the 1930 and 1940 US Censuses in Grand-County, Colorado (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 9-person household.
Age 12
b. ~1928
Female
Daughter
Born: Colorado
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Grand-County, Colorado |
| Surname | Osborn |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Grand Lake |
| 1935 Residence (County) | Grand |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Township / Ward | Grand Lake |
| Est. Birth Year | ~1928 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Hulda Osborn | Spouse | — | 36 | ~1904 |
| Raymond Osborn | Son | — | 8 | ~1932 |
| Mary Osborn | Daughter | — | 12 | ~1928 |
| Wesley Osborn | Son | — | 11 | ~1929 |
| John Osborn | Son | — | 16 | ~1924 |
| Idelle Osborn | Daughter | — | 5 | ~1935 |
| Samuel Osborn | Son | — | 15 | ~1925 |
| Alonzo Osborn | Head | — | 60 | ~1880 |
| Wallace Bowden | Other | — | 60 | ~1880 |
Census Appearances
1930
Grand, Colorado
Daughter, age 2
Grand, Colorado · implied b. ~1928 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Osborn |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Colorado |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Grand-County, Colorado
Daughter, age 12
Grand-County, Colorado · implied b. ~1928 — 9 household members
| Surname | Osborn |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Grand Lake |
| 1935 Residence (County) | Grand |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
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 Osborn across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Osborn
Daughter · 1940 · age 12 · b. ~1928 · Colorado
★ You are viewing this record
Sibling
Idelle Osborn
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Osborn
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Samuel Osborn
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Osborn
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wesley Osborn
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 — Grand-County, Colorado
Open full size
1940 US Federal Census — Grand-County, Colorado
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00464-00013)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Estella J. Christiansen | 51 | Wife | — | Colorado |
| 42 | Clarence E. Olney | 55 | Head | Janitor | Indiana |
| 43 | Mae E. Olney | 44 | Wife | — | Colorado |
| 44 | Litha L. Olney | 23 | Daughter | Waitress | Colorado |
| 45 | Oscar W. Russell | 40 | Brother-in-law | Automobile Mechanic | Colorado |
| 46 | Wesley J. Kane | 61 | Head | Cement Finisher | West Virginia |
| 47 | Eva S. Kane | 56 | Wife | — | Iowa |
| 48 | Ernest W. Kane | 11 | Son | — | Iowa |
| 49 | John R. Gibner | 23 | Son-in-law | Labourer | Missouri |
| 50 | Estel E. Gibner | 22 | Daughter | — | Iowa |
| 51 | Alonzo S. Osborn | 60 | Head | — | Missouri |
| 52 | Hulda G. Osborn | 36 | Wife | — | Colorado |
| 53 | John L. Osborn | 16 | Son | — | Colorado |
| 54 | Samuel L. Osborn | 15 | Son | — | Colorado |
| 55 | Mary E. Osborn THIS PERSON | 12 | Daughter | — | Colorado |
| 56 | Wesley A. Osborn | 11 | Son | — | Colorado |
| 57 | Raymond P. Osborn | 8 | Son | — | Colorado |
| 58 | Idelle S. Osborn | 5 | Daughter | — | Colorado |
| 59 | Wallace C. Bowden | 60 | Lodger | General Work | Ohio |
| 60 | Mary B. Nelson | 47 | Head | Teacher | Nebraska |
| 61 | Frank M. Nolan | 58 | Head | Caretaker | Illinois |
| 62 | Lillian Nolan | 58 | Wife | — | Illinois |
| 63 | Joseph J. Nolan | 24 | Son | Deliveryman | Nebraska |
| 64 | Georgena Ealick | 64 | Head | — | Kansas |
| 65 | — | None | Grand Lake Village and | — | — |
| 66 | Claude Shinner | 23 | Head | Manager | Oklahoma |
| 67 | Rita M. Shinner | 23 | Wife | — | Kansas |
| 68 | Robert M. Shinner | 2 | Son | — | Colorado |
| 69 | Marvin A. Halton | 24 | Head | Caretaker | Missouri |
| 70 | Tomoyo Yamashita | 56 | Head | Lettuce Grower | Japan |
| 71 | Herbert D. Whitehead | 38 | Head | Manager | Missouri |
| 72 | Ada S. Whitehead | 44 | Wife | — | Kentucky |
| 73 | John Bibsch | 41 | Hired hand | Hired Hand | Switzerland |
| 74 | Olga C. Sample | 70 | Head | — | Ohio |
| 75 | Ernest J. Amack | 36 | Head | Labour | Nebraska |
| 76 | Henry J. Amack | 46 | Brother | Labour | Nebraska |
| 77 | Leland W. Amack | 21 | Uncle | Labour | Kansas |
| 78 | Louis H. Amack | 21 | Uncle | Labour | Kansas |
| 79 | Paul Amack | 18 | Uncle | Labour | Kansas |
| 80 | Roy E. Amack | 10 | Uncle | — | Kansas |
Related Census Records
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)