MF
Mary Farley — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Washington-County, Ohio
Our Model Tree links this Mary Farley across the 1930 and 1940 US Censuses in Washington-County, Ohio (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 11-person household.
Age 11
b. ~1929
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Ohio |
| Surname | Farley |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Marietta |
| 1935 Residence (County) | Washington |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Marietta |
| Est. Birth Year | ~1929 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Lawrence Farley | Son | — | 4 | ~1936 |
| Eugene Farley | Son | — | 16 | ~1924 |
| William Farley | Son | — | 19 | ~1921 |
| Frances Farley | Daughter | — | 20 | ~1920 |
| Dorothy Farley | Daughter | — | 14 | ~1926 |
| Grover Farley | Son | — | 8 | ~1932 |
| George Farley | Head | — | 40 | ~1900 |
| Mary Farley | Daughter | — | 11 | ~1929 |
| Maxine Farley | Daughter | — | 13 | ~1927 |
| Harriet Farley | Spouse | — | 39 | ~1901 |
| Robert Farley | Son | — | 17 | ~1923 |
Census Appearances
1930
Washington, Ohio
Daughter, age 1
Washington, Ohio · implied b. ~1929 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Farley |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Washington-County, Ohio
Daughter, age 11
Washington-County, Ohio · implied b. ~1929 — 11 household members
| Surname | Farley |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Marietta |
| 1935 Residence (County) | Washington |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 11 · b. ~1929 · Ohio
★ You are viewing this record
Sibling
Lawrence Farley
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Farley
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Farley
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Farley
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maxine Farley
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Farley
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Farley
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grover Farley
Sibling · 1940 · age 8
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 — Washington-County, Ohio
Open full size
1940 US Federal Census — Washington-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03166-00169)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Carrie B. Pitts | 64 | Wife | — | Ohio |
| 42 | Clyde Pitts | 42 | Son | Laborer | Ohio |
| 43 | Davetta Pitts | 22 | Dau-in-law | — | Ohio |
| 44 | Donald Pitts | 21 | Grandson | — | Ohio |
| 45 | Wayne Pitts | 19 | Grandson | Laborer | Ohio |
| 46 | Juanita Pitts | 16 | Granddaughter | — | Ohio |
| 47 | Evelyn Pitts | 4 | Granddaughter | — | Ohio |
| 48 | Clarence Callihan | 39 | Head | Fireman | Ohio |
| 49 | Minnie Callihan | 39 | Wife | — | Ohio |
| 50 | Eland Callihan | 36 | Son | Mechanic | Ohio |
| 51 | Chauncey Callihan | 31 | Son | Laborer | Ohio |
| 52 | Mildred Peckens | 33 | Boarder | — | West Va |
| 53 | George B. Farley | 40 | Head | Nickel Plater & Buffer | Ohio |
| 54 | Harriet H. Farley | 39 | Wife | — | Ohio |
| 55 | Frances M. Farley | 20 | Daughter | — | Ohio |
| 56 | William D. Farley | 19 | Son | Helper | Ohio |
| 57 | Robert L. Farley | 17 | Son | New Worker | Ohio |
| 58 | Eugene E. Farley | 16 | Son | — | Ohio |
| 59 | Dorothy C. Farley | 14 | Daughter | — | Ohio |
| 60 | Maxine V. Farley | 13 | Daughter | — | Ohio |
| 61 | Mary L. Farley THIS PERSON | 11 | Daughter | — | Ohio |
| 62 | Grover D. Farley | 8 | Son | — | Ohio |
| 63 | Lawrence W. Farley | 4 | Son | — | Ohio |
| 64 | Howard Harris | 46 | Head | Laborer | Ohio |
| 65 | Freda Harris | 20 | Daughter | — | Ohio |
| 66 | Marie Harris | 18 | Daughter | Housework | Ohio |
| 67 | Dora Harris | 14 | Daughter | — | Ohio |
| 68 | Roy Harris | 6 | Son | — | Ohio |
| 69 | William Budgett | 67 | Head | — | Ohio |
| 70 | Letitia Budgett | 63 | Wife | — | Ohio |
| 71 | Nora Preston | 79 | Head | — | Ohio |
| 72 | Anna Preston | 77 | Sister | — | Ohio |
| 73 | John Riley | 69 | Head | — | Ohio |
| 74 | Emma Theis | 78 | Head | — | Ohio |
| 75 | Earl Radabaugh | 46 | Head | Yard Man | W Va |
| 76 | Chrissie Radabaugh | 41 | Wife | — | Ohio |
| 77 | Ernest Radabaugh | 17 | Son | — | Ohio |
| 78 | Madeline Radabaugh | 15 | Daughter | — | Ohio |
| 79 | Norman Radabaugh | 12 | Son | — | Ohio |
| 80 | Paul Radabaugh | 9 | Son | — | Ohio |
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)