MH
Mary Haley — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Alabama
Our Model Tree links this Mary Haley across the 1930 and 1940 US Censuses in Jefferson-County, Alabama (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 8-person household.
Age 13
b. ~1927
Female
Daughter
Born: Alabama
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Alabama |
| Surname | Haley |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Blount |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | Part Of Precinct 37 |
| Est. Birth Year | ~1927 |
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 | — | 15 | ~1925 |
| Mary Haley | Daughter | — | 13 | ~1927 |
| Lonnie Haley | Son | — | 2 | ~1938 |
| Linnie Haley | Spouse | — | 55 | ~1885 |
| L Haley | Head | — | 37 | ~1903 |
| Nelda Haley | Daughter | — | 11 | ~1929 |
| John Haley | Son | — | 4 | ~1936 |
| Betty Haley | Daughter | — | 9 | ~1931 |
Census Appearances
Daughter, age 1
Jefferson, Alabama · implied b. ~1929 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Healey |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Jefferson-County, Alabama
Daughter, age 13
Jefferson-County, Alabama · implied b. ~1927 — 8 household members
| Surname | Haley |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Blount |
| Highest Grade | No 6 |
| 1935 Residence | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 13 · b. ~1927 · Alabama
★ You are viewing this record
Sibling
Lonnie Haley
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Haley
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Haley
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Haley
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nelda Haley
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 — Jefferson-County, Alabama
Open full size
1940 US Federal Census — Jefferson-County, Alabama
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00045-00544)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert A. Jr. Rollins | 6 | Son | — | Alabama |
| 2 | James Sam Jones | 60 | Head | Salesman | Georgia |
| 3 | Ruth Jones | 47 | Wife | Housekeeper | Alabama |
| 4 | John Samuel Jones | 18 | Son | — | Alabama |
| 5 | John Crotzer | 69 | Head | — | Alabama |
| 6 | J. B. Strickland | 35 | Head | Pay Roll Clerk | Mississippi |
| 7 | Julia Strickland | 32 | Wife | Housekeeper | Alabama |
| 8 | Jaba Strickland | 9 | Son | — | Alabama |
| 9 | Bryan Strickland | 1 | Son | — | Alabama |
| 10 | J. G. Goddard | None | Head | — | — |
| 11 | — | None | — | — | — |
| 12 | — | None | — | — | — |
| 13 | — | None | — | — | — |
| 14 | — | None | — | — | — |
| 15 | — | None | — | — | — |
| 16 | James Wright | 32 | Head | Caretaker | Alabama |
| 17 | Vera W. Wright | 24 | Wife | Servant | Alabama |
| 18 | James Jr. Wright | 6 | Son | — | Alabama |
| 19 | Ruth A. Mrs. Reeves | 71 | Head | Housekeeper | Alabama |
| 20 | Frank Guice | 19 | Servant | Servant | Alabama |
| 21 | Minnie Mrs. Daniel | 57 | Lodger | Companion | South Carolina |
| 22 | L. M. Haley | 37 | Head | Merchant | Alabama |
| 23 | Linnie Haley | 55 | Wife | Housekeeper | Alabama |
| 24 | Donald Haley | 15 | Son | — | Alabama |
| 25 | Mary Haley THIS PERSON | 13 | Daughter | — | Alabama |
| 26 | Nelda Haley | 11 | Daughter | — | Alabama |
| 27 | Betty Lou Haley | 9 | Daughter | — | Alabama |
| 28 | John Franklin Haley | 4 | Son | — | Alabama |
| 29 | Lonnie Haley | 2 | Son | — | Alabama |
| 30 | Hoyt Lyon | 36 | Head | Contractor | Alabama |
| 31 | Isabell Lyon | 30 | Wife | Housekeeper | Alabama |
| 32 | H. T. Jr. Lyon | 6 | Son | — | Alabama |
| 33 | Jessie Mrs. Lyon | 54 | Mother | — | Alabama |
| 34 | W. H. Mrs. Wheatt | 65 | Head | Housekeeper | Alabama |
| 35 | Mildred Bailey | 22 | Daughter | New Worker | Alabama |
| 36 | E. D. Harris | 42 | Son in law | Mechanic | Alabama |
| 37 | Jennie Harris | 29 | Wife | Housekeeper | Alabama |
| 38 | Jane Sellers | 94 | Head | Housekeeper | Alabama |
| 39 | Gus Adams | 66 | Lodger | — | Alabama |
| 40 | E. Y. Harris | 62 | Head | Miner | Alabama |
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)