MF
Mary Farley — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Humboldt-County, California
Our Model Tree links this Mary Farley across the 1930 and 1940 US Censuses in Humboldt-County, California (XGBoost, ~Confirmed) — first a spouse (b.~1903), then head of a 10-person household.
Age 37
b. ~1903
Female
Spouse
Born: California
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Humboldt-County, California |
| Surname | Farley |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | Ferndale Town |
| 1935 Residence (County) | Humboldt |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Ferndale Town |
| Est. Birth Year | ~1903 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Farley | Spouse | — | 37 | ~1903 |
| Francis Farley | Son | — | 15 | ~1925 |
| Phyllis Farley | Daughter | — | 7 | ~1933 |
| Margaret Farley | Daughter | — | 13 | ~1927 |
| Marian Farley | Daughter | — | 1 | ~1939 |
| Helen Farley | Daughter | — | 17 | ~1923 |
| Irwin Farley | Son | — | 18 | ~1922 |
| Norman Farley | Son | — | 11 | ~1929 |
| Robert Farley | Son | — | 9 | ~1931 |
| Ambrose Farley | Head | — | 47 | ~1893 |
Census Appearances
1930
Humboldt, California
Other, age 27
Humboldt, California · implied b. ~1903 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Farley |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | California |
| Age at First Marriage | 17 |
| Father's Birthplace | California |
| Mother's Birthplace | Michigan |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Humboldt-County, California
Spouse, age 37
Humboldt-County, California · implied b. ~1903 — 10 household members
| Surname | Farley |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | Ferndale Town |
| 1935 Residence (County) | Humboldt |
| Hours Worked | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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
Spouse · 1940 · age 37 · b. ~1903 · California
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Humboldt-County, California
Open full size
1940 US Federal Census — Humboldt-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00208-00262)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jens L. Jensen | 77 | Head | — | Denmark |
| 2 | Annie Jensen | 46 | Wife | Gardening | Denmark |
| 3 | Fred Jensen | 14 | Son | — | California |
| 4 | Ambrose M. Farley | 47 | Head | Truck Driver | California |
| 5 | Mary Farley THIS PERSON | 37 | Wife | — | California |
| 6 | Irwin Farley | 18 | Son | Salesman | California |
| 7 | Helen Farley | 17 | daughter | — | California |
| 8 | Francis Farley | 15 | son | — | California |
| 9 | Margaret Farley | 13 | daughter | — | California |
| 10 | Norman Farley | 11 | son | — | California |
| 11 | Robert Farley | 9 | son | — | California |
| 12 | Phyllis Farley | 7 | daughter | — | California |
| 13 | Marian Farley | 1 | daughter | — | California |
| 14 | Bertel H. Wolf | 67 | Head | Rancher | Germany |
| 15 | Laura Wolf | 59 | Wife | — | Denmark |
| 16 | Harry M. Marvel | 70 | Head | — | Illinois |
| 17 | Esther L. Marvel | 62 | Wife | — | Maine |
| 18 | Wilhelmina B. Brazil | 69 | Head | — | Portugal |
| 19 | William B. Traver | 35 | Head | Music Teacher | Mass |
| 20 | Harriet Traver | 35 | Wife | — | Mass |
| 21 | William B. Jr. Traver | 12 | son | — | Mass |
| 22 | Alice Traver | 9 | daughter | — | Mass |
| 23 | Frank Traver | 6 | son | — | California |
| 24 | Edward S. Turner | 69 | Head | — | California |
| 25 | Rosana Turner | 35 | Wife | — | California |
| 26 | Lilian Mae Turner | 6 | daughter | — | California |
| 27 | William Delbert Turner | 4 | son | — | California |
| 28 | Geraldine Frances Turner | 3 | daughter | — | California |
| 29 | Madeline Ann Turner | 1 | daughter | — | California |
| 30 | Thomas Ferguson | 65 | Head | — | Scotland |
| 31 | Annie Ferguson | 64 | Wife | — | California |
| 32 | Frank Boynton | 77 | Lodger | — | California |
| 33 | Mary E. Brown | 77 | Head | — | California |
| 34 | Jessie Rice | 60 | sister | — | California |
| 35 | Wanda Fischer | 47 | Head | — | Germany |
| 36 | Leona Fischer | 15 | daughter | — | California |
| 37 | Herman Fischer | 12 | son | — | California |
| 38 | Fred Jr. Therrien | 34 | Head | Stockman | California |
| 39 | Deloris Therrien | 30 | Wife | — | California |
| 40 | Jackie Therrien | 12 | son | — | California |
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)