MS
Mary Shaffer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Douglas-County, Nebraska
Our Model Tree links this Mary Shaffer across the 1920, 1930 and 1940 US Censuses in Douglas-County, Nebraska (XGBoost, ~Confirmed) — first a head (b.~1889), then head of a 2-person household.
Age 51
b. ~1889
Female
Head
Born: Nebraska
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Douglas-County, Nebraska |
| Surname | Shaffer |
| Given Name | Mary G |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Widowed |
| Birthplace | Nebraska |
| 1935 Residence (City) | Omaha City |
| 1935 Residence (County) | Douglas |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Township / Ward | Omaha City |
| Est. Birth Year | ~1889 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Inez Shaffer | Daughter | — | 25 | ~1915 |
| Mary Shaffer | Head | — | 51 | ~1889 |
Census Appearances
1920
Douglas, Nebraska
Spouse, age 31
Douglas, Nebraska · implied b. ~1889 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Shaffer |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Nebraska |
| Father's Birthplace | New York |
| Mother's Birthplace | Indiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1930
Douglas, Nebraska
Spouse, age 41
Douglas, Nebraska · implied b. ~1889 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Shaffer |
| Given Name | Mary J |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Nebraska |
| Age at First Marriage | 17 |
| Father's Birthplace | New York |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Douglas-County, Nebraska
Head, age 51
Douglas-County, Nebraska · implied b. ~1889 — 2 household members
| Surname | Shaffer |
| Given Name | Mary G |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Widowed |
| Birthplace | Nebraska |
| 1935 Residence (City) | Omaha City |
| 1935 Residence (County) | Douglas |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Shaffer
Head · 1940 · age 51 · b. ~1889 · Nebraska
★ 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 — Douglas-County, Nebraska
Open full size
1940 US Federal Census — Douglas-County, Nebraska
Page Contents
36 people indexed on this census page (nara:1940:m-t0627-02275-00241)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 2 | Arthur L Sohm | 43 | Head | Trucker | Nebraska |
| 3 | Gladys M Sohm | 43 | Wife | None | Nebraska |
| 4 | Lyle E Sohm | 21 | Son | Truck Driver | Nebraska |
| 5 | Vernon L Sohm | 19 | Son | Dock Hand | Nebraska |
| 6 | Opal I Sohm | 16 | Daughter | — | Nebraska |
| 7 | Betty A Sohm | 13 | Daughter | — | Nebraska |
| 8 | Gloria L Sohm | 10 | Daughter | — | Nebraska |
| 9 | Floyd R Mcdevitt | 21 | Lodger | Laborer | Nebraska |
| 10 | Wilma D Mcdevitt | 18 | Lodger | — | Nebraska |
| 12 | Nick Adams | 33 | Head | Proprietor | Rumania |
| 13 | Mary A Adams | 30 | Wife | — | Nebraska |
| 14 | Cornelia Adams | 11 | Daughter | — | Illinois |
| 15 | Virginia Adams | 10 | Daughter | — | Nebraska |
| 16 | Juana Adams | 8 | Daughter | — | Nebraska |
| 17 | Mary G Shaffer THIS PERSON | 51 | Head | — | Nebraska |
| 18 | Inez G Shaffer | 25 | Daughter | Clerk | Nebraska |
| 19 | John G Muckley | 28 | Head | Delivery | Nebraska |
| 20 | Charlotte Muckley | 21 | Wife | — | Wyoming |
| 21 | Robert G Muckley | 1 | Son | — | Wyoming |
| 23 | Wilver J Helmer | 38 | Head | Manager | Nebraska |
| 24 | John Daley | 49 | Partner | Operator | Nebraska |
| 26 | Dorothea Bruhn | 63 | Head | — | Germany |
| 27 | Herbert W Bruhn | 40 | Son | Electrician | Nebraska |
| 28 | Adeline Bruhn | 37 | Daughter | Office Supervisor | Nebraska |
| 29 | Oran E Ferris | 26 | Head | Delivery | Nebraska |
| 30 | Marguerite Ferris | 25 | Wife | — | Nebraska |
| 31 | Joan Ferris | 3 | Daughter | — | Nebraska |
| 32 | Douglas Ferris | 0 | Son | — | Nebraska |
| 33 | Frances J Crandall | 36 | Head | Saleslady | Nebraska |
| 34 | Milton Crandall | 16 | Son | — | Nebraska |
| 35 | Neil J Crandall | 13 | Son | — | Nebraska |
| 36 | Douglas Mctaggart | 22 | Head | Delivery | Nebraska |
| 37 | Martha Mctaggart | 26 | Wife | — | Nebraska |
| 38 | Robert E Wyman | 35 | Head | Butcher | Nebraska |
| 39 | Faith L Wyman | 35 | Wife | — | South Dakota |
| 40 | Robert E Wyman | 12 | Son | — | South Dakota |
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)