MW
Mary Walker — 1940 US Census Record
Model Tree available1940 United States Federal Census · Greene-County, Missouri
Our Model Tree links this Mary Walker across the 1920, 1930 and 1940 US Censuses in Greene-County, Missouri (XGBoost, ~Confirmed), with identified parents Wm & Nancy — first a spouse (b.~1918), then head of a 5-person household.
Age 22
b. ~1918
Female
Spouse
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Greene-County, Missouri |
| Surname | Walker |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Mt. Vernon |
| 1935 Residence (County) | Lawrence |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | Springfield City |
| Est. Birth Year | ~1918 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Shirley Walker | Daughter | — | 5 | ~1935 |
| Diania Walker | Daughter | — | ~1940 | |
| Barbara Walker | Daughter | — | 4 | ~1936 |
| Frank Walker | Head | — | 28 | ~1912 |
| Mary Walker | Spouse | — | 22 | ~1918 |
Census Appearances
1920
Greene, Missouri
Daughter, age 1
Greene, Missouri · implied b. ~1919 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walker |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
Greene, Missouri
Daughter, age 11
Greene, Missouri · implied b. ~1919 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walker |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Greene-County, Missouri
Spouse, age 22
Greene-County, Missouri · implied b. ~1918 — 5 household members
| Surname | Walker |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Mt. Vernon |
| 1935 Residence (County) | Lawrence |
| Highest Grade | No 7 |
| 1935 Residence | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Walker across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Wm Walker (~0.92 confidence) and mother Nancy Walker (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Wm Walker
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Nancy Walker
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Walker
Spouse · 1940 · age 22 · b. ~1918 · Missouri
★ 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 — Greene-County, Missouri
Open full size
1940 US Federal Census — Greene-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02108-00067)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mona Marie Freeman | 1 | Daughter | — | Missouri |
| 2 | Harry T. Gifford | 33 | Head | Laborer | Iowa |
| 3 | Marie Gifford | 30 | Wife | — | Missouri |
| 4 | Jack Gifford | 13 | Son | — | Missouri |
| 5 | Betty Jo Gifford | 10 | Daughter | — | Missouri |
| 6 | Marjorie Gifford | 7 | Daughter | — | Missouri |
| 7 | Harold Biven | 33 | Head | Laborer | Missouri |
| 8 | G. S. Norris | 30 | Head | Laborer | Missouri |
| 9 | Leatha Norris | 23 | Wife | — | Missouri |
| 10 | Lois Norris | 5 | Daughter | — | Missouri |
| 11 | Shirley Norris | 4 | Daughter | — | Missouri |
| 12 | Durward Norris | 0 | Son | — | Missouri |
| 13 | Everett Weatherman | 29 | Head | Senior Clerk | Missouri |
| 14 | Ruby Weatherman | 20 | Wife | — | Missouri |
| 15 | Alvie Thompson | 55 | Head | Laborer | Missouri |
| 16 | Claire Barrick | 47 | Head | Retail Store Operator | Illinois |
| 17 | Andrew Hauck | 52 | Lodger | Meat Cutter (Retail) | Missouri |
| 18 | Fred Barber | 27 | Head | — | Missouri |
| 19 | Aileen Barber | 25 | Wife | — | Missouri |
| 20 | Clarence Riddle | 28 | Head | Shipping Clerk | Missouri |
| 21 | Myrtle Lee Riddle | 27 | Wife | — | Missouri |
| 22 | Anne Elizabeth Riddle | 8 | Daughter | — | Missouri |
| 23 | Jack Riddle | 5 | Son | — | Missouri |
| 24 | Frank Walker | 28 | Head | Electrical Engineer | Oklahoma |
| 25 | Mary Walker THIS PERSON | 22 | Wife | — | Missouri |
| 26 | Shirley Jean Walker | 5 | Daughter | — | Missouri |
| 27 | Barbara Ann Walker | 4 | Daughter | — | Missouri |
| 28 | Diania Joyce Walker | 0 | Daughter | — | Missouri |
| 29 | Walter Graham | 37 | Head | Laborer | Missouri |
| 30 | Arminta Graham | 35 | Wife | — | Missouri |
| 31 | Shirley Bernice Graham | 5 | Daughter | — | Missouri |
| 32 | Martha Louise Graham | 3 | Daughter | — | Missouri |
| 33 | Paul Nelson | 34 | Head | Mechanic Road Machinery | Missouri |
| 34 | Alpha Nelson | 34 | Wife | — | Missouri |
| 35 | Paul, Jr. Nelson | 14 | Son | — | Missouri |
| 36 | Betty Mae Nelson | 11 | Daughter | — | Missouri |
| 37 | Ray Coble | 31 | Head | Paint Carpenter | Missouri |
| 38 | Ruby Coble | 26 | Wife | — | Arkansas |
| 39 | Fern Coble | 5 | Daughter | — | Missouri |
| 40 | Oron Coble | 4 | Son | — | Missouri |
Pedigree Summary
Mary
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)