MF
Mary Farrell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Harrison-County, West Virginia
Our Model Tree links this Mary Farrell across the 1920, 1930 and 1940 US Censuses in Harrison-County, West Virginia (XGBoost, ~Confirmed) — first a spouse (b.~1897), then head of a 4-person household.
Age 43
b. ~1897
Female
Spouse
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Harrison-County, West Virginia |
| Surname | Farrell |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Clarksburg |
| 1935 Residence (County) | Harrison |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Clarksburg |
| Est. Birth Year | ~1897 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Farrell | Daughter | — | 10 | ~1930 |
| Benjamin Farrell | Head | — | 46 | ~1894 |
| Charles Farrell | Son | — | 11 | ~1929 |
| Mary Farrell | Spouse | — | 43 | ~1897 |
Census Appearances
1920
Doddridge, West …
Spouse, age 23
Doddridge, West Virginia · implied b. ~1897 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Farrell |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | West Virginia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Harrison, West …
Spouse, age 33
Harrison, West Virginia · implied b. ~1897 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Farrell |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 27 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Harrison-County, West …
Spouse, age 43
Harrison-County, West Virginia · implied b. ~1897 — 4 household members
| Surname | Farrell |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Clarksburg |
| 1935 Residence (County) | Harrison |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Farrell across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Farrell
Spouse · 1940 · age 43 · b. ~1897 · West Virginia
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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 — Harrison-County, West Virginia
Open full size
1940 US Federal Census — Harrison-County, West Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04408-00562)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Barbara Leopold | 39 | Wife | Secretary | Pennsylvania |
| 2 | Charles Theodore | 40 | Head | Glass Maker | Pennsylvania |
| 3 | Evelyn E. Theodore | 35 | Wife | — | West Virginia |
| 4 | Theodore Theodore | 17 | Son | — | West Virginia |
| 5 | Norma J. Theodore | 9 | Daughter | — | West Virginia |
| 6 | Caulton Smith | 38 | Head | Secretary | West Virginia |
| 7 | Virginia Smith | 36 | Wife | — | Ohio |
| 8 | Julia Smith | 7 | Daughter | — | West Virginia |
| 9 | Eugenia Smith | 4 | Daughter | — | West Virginia |
| 10 | Grace Smith | 66 | Mother | — | Delaware |
| 11 | Benjamin F. Farrell | 46 | Head | Proprietor | Maryland |
| 12 | Mary E. Farrell THIS PERSON | 43 | Wife | — | Maryland |
| 13 | Charles Farrell | 11 | Son | — | West Virginia |
| 14 | Mary L. Farrell | 10 | Daughter | — | West Virginia |
| 15 | James E. Wilson | 58 | Head | Physician & Surgeon | Maryland |
| 16 | Mary B. Wilson | 54 | Wife | — | West Virginia |
| 17 | Marionette Wilson | 28 | Daughter | X-Ray Technician | West Virginia |
| 18 | Robert S. Wilson | 20 | Son | — | West Virginia |
| 19 | Jack Wilson | 16 | Son | — | West Virginia |
| 20 | Sally Wilson | 13 | Daughter | — | West Virginia |
| 21 | Tom Wilson | 11 | Son | — | West Virginia |
| 22 | Sidney Beauchamp | 38 | Son in law | Clerk | Maryland |
| 23 | Mary W. Beauchamp | 31 | Daughter | Private Secretary | West Virginia |
| 24 | Sidney H. Jr. Beauchamp | 3 | Grandson | — | New York |
| 25 | Fuller Brigden | 57 | Head | Civil Engineer | Ohio |
| 26 | Margaret Brigden | 48 | Wife | — | Ohio |
| 27 | Wilson O. King | 42 | Head | Plumber | West Virginia |
| 28 | Gertrude King | 41 | Wife | — | West Virginia |
| 29 | Patricia King | 17 | Daughter | — | West Virginia |
| 30 | David King | 15 | Son | — | West Virginia |
| 31 | Albert Comber | 52 | Head | Teacher | England |
| 32 | Phillida Comber | 50 | Wife | — | New Hampshire |
| 33 | Kathryn Comber | 22 | Daughter | — | West Virginia |
| 34 | Frank Comber | 21 | Son | — | West Virginia |
| 35 | Wildie Ferris | 77 | Head | — | West Virginia |
| 36 | Henry B. Davis | 36 | Nephew | Bookkeeper | West Virginia |
| 37 | Gordon S. Ryder | 57 | Head | Foreman | Virginia |
| 38 | Lena Ryder | 47 | Wife | — | West Virginia |
| 39 | Harold Ryder | 20 | Son | Clerk | West Virginia |
| 40 | Mable Ryder | 16 | Daughter | — | 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)