MF
Mary Farley — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Alabama
Our Model Tree links this Mary Farley 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 | Farley |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | 6341 |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | 6341 |
| 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 |
|---|---|---|---|---|
| Randolph Farley | Son | — | 19 | ~1921 |
| Julia Farley | Daughter | — | 6 | ~1934 |
| Mary Farley | Daughter | — | 13 | ~1927 |
| Clayton Farley | Son | — | 15 | ~1925 |
| Lucie Farley | Daughter | — | 9 | ~1931 |
| Cordelia Farley | Spouse | — | 39 | ~1901 |
| Bob Farley | Head | — | 51 | ~1889 |
| Dorothy Farley | Daughter | — | 15 | ~1925 |
Census Appearances
1930
Jefferson, Alabama
Daughter, age 2
Jefferson, Alabama · implied b. ~1928 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Furley |
| Given Name | Mary J |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Georgia |
| 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 | Farley |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | 6341 |
| 1935 Residence (County) | Jefferson |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| 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 Farley across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Farley
Daughter · 1940 · age 13 · b. ~1927 · Alabama
★ You are viewing this record
Sibling
Clayton Farley
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucie Farley
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Randolph Farley
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Farley
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Julia Farley
Sibling · 1940 · age 6
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-t0627-00046-00258)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary Lumley | 25 | Wife | — | Alabama |
| 42 | Eugene Lumley | 11 | Son | — | Alabama |
| 43 | Charlie Cruse | 75 | Head | — | Alabama |
| 44 | Lizzie Cruse | 66 | Wife | — | Alabama |
| 45 | George Cruse | 64 | Brother | — | Alabama |
| 46 | Bob Farley | 51 | Head | — | Alabama |
| 47 | Cordelia Farley | 39 | Wife | — | Alabama |
| 48 | Randolph Farley | 19 | Son | — | Alabama |
| 49 | Dorothy Farley | 15 | Daughter | — | Alabama |
| 50 | Clayton Farley | 15 | Son | — | Alabama |
| 51 | Mary Farley THIS PERSON | 13 | Daughter | — | Alabama |
| 52 | Lucie Farley | 9 | Daughter | — | Alabama |
| 53 | Julia Farley | 6 | Daughter | — | Alabama |
| 54 | Harvey Nicholson | 42 | Head | — | Alabama |
| 55 | Daisima|Daisina Nicholson | 36 | Wife | — | Alabama |
| 56 | Irene Nicholson | 18 | Daughter | — | Alabama |
| 57 | Charles Nicholson | 16 | Son | — | Alabama |
| 58 | Calvin Nicholson | 12 | Son | — | Alabama |
| 59 | Joe A Massey | 35 | Head | Helper | Alabama |
| 60 | Flora Massey | 33 | Wife | — | Alabama |
| 61 | J. D. Massey | 12 | Son | — | Alabama |
| 62 | Clifford Massey | 10 | Son | — | Alabama |
| 63 | Jerry Joyce Massey | 6 | Daughter | — | Alabama |
| 64 | Earnie Caldwell | 24 | Head | Laborer | Alabama |
| 65 | Ruth Caldwell | 24 | Wife | — | Alabama |
| 66 | James Caldwell | 3 | Son | — | Alabama |
| 67 | Marie Caldwell | 2 | Daughter | — | Alabama |
| 68 | Alma Lambert | 49 | Aunt | — | Alabama |
| 69 | A. A. Brown | 50 | Head | Carpenter | Brazil |
| 70 | Violet Brown | 44 | Wife | — | Alabama |
| 71 | Geraldine Brown | 15 | Daughter | — | Alabama |
| 72 | Eugene Gamble | 31 | Head | Proprietor | Alabama |
| 73 | Martha Gamble | 27 | Wife | — | Delaware |
| 74 | Billie Gamble | 9 | Daughter | — | Alabama |
| 75 | Loretta Gamble | 6 | Daughter | — | Alabama |
| 76 | Dorsey Gamble | 5 | Son | — | Alabama |
| 77 | Eugene Gamble | 3 | Son | — | Alabama |
| 78 | Shelley Phillips | 44 | Head | Proprietor | Georgia |
| 79 | Willie Phillips | 39 | Wife | — | Alabama |
| 80 | Patricia Phillips | 2 | Daughter | — | Alabama |
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)