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Mary Haley — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Buchanan-County, Missouri
Our Model Tree links this Mary Haley across the 1930 and 1940 US Censuses in Buchanan-County, Missouri (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 8-person household.
Age 15
b. ~1925
Female
Daughter
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Buchanan-County, Missouri |
| Surname | Haley |
| Given Name | Mary F. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | St. Joseph city |
| 1935 Residence (County) | Buchanan |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | St Joseph City |
| Est. Birth Year | ~1925 |
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 |
|---|---|---|---|---|
| Donald Haley | Son | — | 9 | ~1931 |
| Ethel Haley | Spouse | — | 39 | ~1901 |
| Thelma Haley | Daughter | — | 11 | ~1929 |
| Mary Haley | Daughter | — | 15 | ~1925 |
| Raymond Haley | Son | — | 17 | ~1923 |
| Shirley Haley | Daughter | — | 5 | ~1935 |
| James Haley | Head | — | 46 | ~1894 |
| Joyce Haley | Daughter | — | 2 | ~1938 |
Census Appearances
1930
Buchanan, Missouri
Daughter, age 5
Buchanan, Missouri · implied b. ~1925 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Haley |
| Given Name | Mary F. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Missouri |
| Occupation | none |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Buchanan-County, Missouri
Daughter, age 15
Buchanan-County, Missouri · implied b. ~1925 — 8 household members
| Surname | Haley |
| Given Name | Mary F. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | St. Joseph city |
| 1935 Residence (County) | Buchanan |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Haley across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Haley
Daughter · 1940 · age 15 · b. ~1925 · Missouri
★ You are viewing this record
Sibling
Raymond Haley
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joyce Haley
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thelma Haley
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Shirley Haley
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Haley
Sibling · 1940 · age 9
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 — Buchanan-County, Missouri
Open full size
1940 US Federal Census — Buchanan-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02089-00222)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William J. Jeffers | 75 | Head | — | Missouri |
| 2 | — | None | — | — | — |
| 3 | Melvin A. Davis | 38 | Head | Time Keeper | Kansas |
| 4 | Ora I. Davis | 39 | Wife | — | Missouri |
| 5 | Melvin G. Davis | 16 | Son | — | Kansas |
| 6 | Everett W. Walker | 30 | Head | Crane Operator | Missouri |
| 7 | Mildred P. Walker | 25 | Wife | — | Missouri |
| 8 | Phyllis A. Walker | 9 | Daughter | — | Missouri |
| 9 | Everett W. Walker | 7 | Son | — | Missouri |
| 10 | Jerry L. Walker | 2 | Son | — | Missouri |
| 11 | Orville M. Hallandsworth | 21 | Head | Deliveryman | Missouri |
| 12 | Vera E. Hallandsworth | 16 | Wife | Potato Chip Oven Operator | Missouri |
| 13 | Woodrow B. Carver | 25 | Head | Canvas Helper | Missouri |
| 14 | Hazel M. Carver | 19 | Wife | — | Missouri |
| 15 | Joseph Marble | 83 | Head | — | Germany |
| 16 | Hilda Marble | 47 | Daughter | Comptometer Operator | Missouri |
| 17 | Elsie Detroy | 52 | Daughter | — | Missouri |
| 18 | Henry L. Mccauley | 48 | Head | Painter | Missouri |
| 19 | Alice E. Mccauley | 39 | Wife | Laundress | Missouri |
| 20 | Lawrence Mccauley | 20 | Son | Painter | Kansas |
| 21 | John T. Mccauley | 18 | Son | New Worker | Kansas |
| 22 | James O. Haley | 46 | Head | Packer | Illinois |
| 23 | Ethel M. Haley | 39 | Wife | — | Missouri |
| 24 | Raymond O. Haley | 17 | Son | Store Salesman | Missouri |
| 25 | Mary F. Haley THIS PERSON | 15 | Daughter | — | Missouri |
| 26 | Thelma L. Haley | 11 | Daughter | — | Missouri |
| 27 | Donald E. Haley | 9 | Son | — | Missouri |
| 28 | Shirley A. Haley | 5 | Daughter | — | Missouri |
| 29 | Joyce M. Haley | 2 | Daughter | — | Missouri |
| 30 | Sarah F. Powell | 73 | Head | — | Scotland |
| 31 | Leo E. Powell | 38 | Son | Laborer | Missouri |
| 32 | Leo G. Beaver | 31 | Head | Slaughterman | Missouri |
| 33 | Francis G. Beaver | 27 | Wife | — | Missouri |
| 34 | Gerald D. Beaver | 7 | Son | — | Missouri |
| 35 | Joyce W. Beaver | 3 | Daughter | — | Missouri |
| 36 | Clarence F. Burge | 31 | Head | Laborer | Missouri |
| 37 | Maxine G. Burge | 31 | Wife | — | Missouri |
| 38 | Mary A. Burge | 10 | Daughter | — | Missouri |
| 39 | Elsie L. Burge | 3 | Daughter | — | Missouri |
| 40 | Virgil Jackson | 38 | Head | Laborer | Iowa |
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)