MS
Mary Shaffer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wood-County, West Virginia
Our Model Tree links this Mary Shaffer across the 1930 and 1940 US Censuses in Wood-County, West Virginia (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 7-person household.
Age 15
b. ~1925
Female
Daughter
Born: West Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wood-County, West Virginia |
| Surname | Shaffer |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | West Virginia |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Wood |
| Additional Details | |
| Highest Grade | Hs 2 |
| 1935 Residence | West Virginia |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
| Township / Ward | Williams Dist |
| Est. Birth Year | ~1925 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Wanda Shaffer | Daughter | — | 14 | ~1926 |
| Joan Shaffer | Daughter | — | 8 | ~1932 |
| Glen Shaffer | Son | — | 10 | ~1930 |
| W Shaffer | Head | — | 33 | ~1907 |
| Mary Shaffer | Daughter | — | 15 | ~1925 |
| George Shaffer | Son | — | 12 | ~1928 |
| Orma Shaffer | Spouse | — | 33 | ~1907 |
Census Appearances
1930
Wood, West …
Daughter, age 5
Wood, West Virginia · implied b. ~1925 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schaffer |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | West Virginia |
| Father's Birthplace | Ohio |
| Mother's Birthplace | West Virginia |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1940
Wood-County, West …
Daughter, age 15
Wood-County, West Virginia · implied b. ~1925 — 7 household members
| Surname | Shaffer |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | West Virginia |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Wood |
| Highest Grade | Hs 2 |
| 1935 Residence | West Virginia |
| 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 Shaffer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Shaffer
Daughter · 1940 · age 15 · b. ~1925 · West Virginia
★ You are viewing this record
Sibling
Joan Shaffer
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Shaffer
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wanda Shaffer
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Glen Shaffer
Sibling · 1940 · age 10
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 — Wood-County, West Virginia
Open full size
1940 US Federal Census — Wood-County, West Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04454-00848)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | A Ralph Wilson | 28 | Head | Laborer | West Virginia |
| 2 | P Annie Wilson | 31 | Wife | — | West Virginia |
| 3 | Betty Wilson | 5 | Daughter | — | West Virginia |
| 4 | L Albert Gainer | 25 | Head | Connection Man | West Virginia |
| 5 | Lucille Gainer | 21 | Wife | Peeling | West Virginia |
| 6 | Elsie Mallory | 57 | Mother-in-law | — | West Virginia |
| 7 | W Salome Burch | 48 | Head | Tool Department | West Virginia |
| 8 | Anna Burch | 36 | Wife | — | West Virginia |
| 9 | L Salome Burch | 40 | Brother | Line Man | West Virginia |
| 10 | V Earl Mullohan | 30 | Head | Operator | West Virginia |
| 11 | Charlotte Mullohan | 27 | Wife | — | West Virginia |
| 12 | Robert Lee Mullohan | 8 | Son | — | West Virginia |
| 13 | Earl R Mullohan | 6 | Son | — | West Virginia |
| 14 | D Gary Mullohan | 2 | Son | — | West Virginia |
| 15 | D Jean Mullohan | 1 | Daughter | — | West Virginia |
| 16 | W Everett Sands | 48 | Head | Cattle Dealer | West Virginia |
| 17 | Clara Sands | 43 | Wife | — | West Virginia |
| 18 | Janice Sands | 12 | Daughter | — | West Virginia |
| 19 | A Bertha Hayhurst | 72 | Head | — | West Virginia |
| 20 | A George Beckwith | 57 | Head | Foreman | West Virginia |
| 21 | Lydia Beckwith | 53 | Wife | — | West Virginia |
| 22 | Truman Beckwith | 31 | Son | Cutter | West Virginia |
| 23 | Bessie Beckwith | 27 | Daughter-in-law | Reeler | West Virginia |
| 24 | John Beckwith | 8 | Son | — | West Virginia |
| 25 | W George Shaffer | 33 | Head | Carpenter | Ohio |
| 26 | Orma Shaffer | 33 | Wife | — | West Virginia |
| 27 | Mary Shaffer THIS PERSON | 15 | Daughter | — | West Virginia |
| 28 | Wanda Shaffer | 14 | Daughter | — | West Virginia |
| 29 | George Shaffer | 12 | Son | — | West Virginia |
| 30 | Glen Shaffer | 10 | Son | — | West Virginia |
| 31 | Joan Shaffer | 8 | Daughter | — | West Virginia |
| 32 | K Claude Sands | 28 | Head | Cattle Dealer | West Virginia |
| 33 | Marie Sands | 21 | Wife | — | West Virginia |
| 34 | Betty Sands | 4 | Daughter | — | West Virginia |
| 35 | Donald Sands | 2 | Son | — | West Virginia |
| 36 | R Frank Way | 37 | Head | — | West Virginia |
| 37 | Grace Way | 42 | Wife | — | Ohio |
| 38 | Lillian Way | 10 | Daughter | — | West Virginia |
| 39 | Vivian Way | 15 | Daughter | — | West Virginia |
| 40 | Donna Way | 7 | Daughter | — | West Virginia |
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)