MC
Mary Crawford — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Ohio
Our Model Tree links this Mary Crawford across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Ohio (XGBoost, ~Confirmed) — first a spouse (b.~1895), then head of a 3-person household.
Age 45
b. ~1895
Female
Spouse
Born: West Virginia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Ohio |
| Surname | Crawford |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | West Virginia |
| 1935 Residence (City) | Toronto |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Same House |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
| Township / Ward | Toronto |
| Est. Birth Year | ~1895 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Doris Tottis | Daughter | — | 13 | ~1927 |
| Benjamin Crawford | Head | — | 51 | ~1889 |
| Mary Crawford | Spouse | — | 45 | ~1895 |
Census Appearances
1920
Jefferson, Ohio
Spouse, age 25
Jefferson, Ohio · implied b. ~1895 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Crawford |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | West Virginia |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | West Virginia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1930
Jefferson, Ohio
Other, age 35
Jefferson, Ohio · implied b. ~1895 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Crawford |
| Given Name | Mary E |
| Relationship to Head | wife-H |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | West Virginia |
| Age at First Marriage | 22 |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | West Virginia |
| Can Read/Write | Yes |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1940
Jefferson-County, Ohio
Spouse, age 45
Jefferson-County, Ohio · implied b. ~1895 — 3 household members
| Surname | Crawford |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | West Virginia |
| 1935 Residence (City) | Toronto |
| 1935 Residence (County) | Jefferson |
| Highest Grade | 8 |
| 1935 Residence | Same House |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
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 Crawford across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Crawford
Spouse · 1940 · age 45 · b. ~1895 · Ohio
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Jefferson-County, Ohio
Open full size
1940 US Federal Census — Jefferson-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03090-00261)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Robert Custer | 8 | Son | — | Ohio |
| 42 | Margaret Custer | 5 | Daughter | — | Ohio |
| 43 | Samuel Allen | 55 | Head | Drayman | Ohio |
| 44 | Ethel Allen | 45 | Wife | — | Ohio |
| 45 | James Allen | 22 | Son | Truck Driver | Ohio |
| 46 | Paul Allen | 21 | Son | Truck Driver | Ohio |
| 47 | Jack Mullins | 21 | Head | Charger | Ohio |
| 48 | Doris Mullins | 18 | Daughter | — | Ohio |
| 49 | Charles Thumbles | 50 | Head | Boiler Repairman | Ohio |
| 50 | Anna Thumbles | 46 | Wife | — | Pennsylvania |
| 51 | John W. Galligan | 56 | Head | Laborer | Ohio |
| 52 | Mae Galligan | 56 | Wife | — | West Virginia |
| 53 | Nicholas Galligan | 33 | Son | Laborer | Ohio |
| 54 | John J. Galligan | 29 | Son | Laborer | Ohio |
| 55 | Dorothy Galligan | 17 | Daughter-in-law | — | Ohio |
| 56 | Vincent Galligan | 24 | Son | Laborer | Ohio |
| 57 | Frank A. Grubner | 54 | Head | Baker | Ohio |
| 58 | Helen Grubner | 49 | Wife | — | Ohio |
| 59 | Mary Louise Grubner | 26 | Daughter | Teacher | Ohio |
| 60 | Mike Grubner | 24 | Son | Truck Driver | Ohio |
| 61 | Ernest (Ab) Grubner | 23 | Son | — | Ohio |
| 62 | Nannie Green | 67 | Mother-in-law | — | England |
| 63 | Ila Herb | 35 | Niece | Saleswoman | Ohio |
| 64 | The Herb | 56 | Sister | Saleswoman | Ohio |
| 65 | Paul Miller | 34 | Head | Mechanic'S Helper | Ohio |
| 66 | Catherine Miller | 33 | Wife | Cashier | Ohio |
| 67 | Jane Miller | 11 | Daughter | — | Ohio |
| 68 | Robert Miller | 8 | Son | — | Ohio |
| 69 | Benjamin Crawford | 51 | Head | Crane-Man | Ohio |
| 70 | Mary Crawford THIS PERSON | 45 | Wife | — | West Virginia |
| 71 | Doris Tottis | 13 | Daughter | — | Ohio |
| 72 | Walter Raymond | 49 | Head | Minister | Kentucky |
| 73 | Florence Raymond | 49 | Wife | — | Ohio |
| 74 | Margery Raymond | 19 | Daughter | — | West Virginia |
| 75 | William Raymond | 17 | Son | — | West Virginia |
| 76 | Dorothy Sue Raymond | 13 | Daughter | — | Indiana |
| 77 | Robert Arehart | 44 | Head | Driver | Pennsylvania |
| 78 | Margaret Ann Arehart | 56 | Wife | — | Pennsylvania |
| 79 | William Arehart | 36 | Son | — | Ohio |
| 80 | Bessie Arehart | 30 | Daughter | Paint Girl | 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)