MF
Margaret Foster — 1940 US Census Record
Model Tree available1940 United States Federal Census · Walla-Walla-County, Washington
Our Model Tree links this Margaret Foster across the 1920, 1930 and 1940 US Censuses in Walla-Walla-County, Washington (XGBoost, ~Confirmed), with identified parents Edward & Mary — first a spouse (b.~1912), then head of a 5-person household.
Age 28
b. ~1912
Female
Spouse
Born: Washington
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Walla-Walla-County, Washington |
| Surname | Foster |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Washington |
| 1935 Residence (City) | Berney |
| 1935 Residence (County) | Walla Walla |
| Additional Details | |
| Highest Grade | H 4 |
| 1935 Residence | Washington |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Township / Ward | Berney |
| Est. Birth Year | ~1912 |
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 Margaret | Age | Birth yr |
|---|---|---|---|---|
| Leslie Foster | Head | — | 29 | ~1911 |
| Mary Gunter | Other | — | 57 | ~1883 |
| Margaret Foster | Spouse | — | 28 | ~1912 |
| Margaret Chester | Other | — | 50 | ~1890 |
| Marilyn Foster | Daughter | — | 3 | ~1937 |
Census Appearances
1920
Walla Walla, …
Daughter, age 8
Walla Walla, Washington · implied b. ~1912 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | Margaret O. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Oregon |
| Mother's Birthplace | Washington |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Walla Walla, …
Daughter, age 18
Walla Walla, Washington · implied b. ~1912 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Oregon |
| Mother's Birthplace | Washington |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
Walla-Walla-County, Washington
Spouse, age 28
Walla-Walla-County, Washington · implied b. ~1912 — 5 household members
| Surname | Foster |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Washington |
| 1935 Residence (City) | Berney |
| 1935 Residence (County) | Walla Walla |
| Highest Grade | H 4 |
| 1935 Residence | Washington |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
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 Margaret Foster across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Edward Foster (~0.92 confidence) and mother Mary Foster (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Edward Foster
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Mary Foster
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Foster
Spouse · 1940 · age 28 · b. ~1912 · Washington
★ 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 — Walla-Walla-County, Washington
Open full size
1940 US Federal Census — Walla-Walla-County, Washington
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04367-00599)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ginettie Angell | 80 | Mother | — | Missouri |
| 42 | Joe Angell | 27 | Head | Gardner | Washington |
| 43 | Floris Angell | 22 | Wife | — | Idaho |
| 44 | Delores Angell | 4 | daughter | — | Washington |
| 45 | Joe Rizzuti | 35 | Head | Gardner | Washington |
| 46 | David Mcgovern | 62 | Head | Barber | Canada |
| 47 | Alta Mcgovern | 60 | Wife | — | Washington |
| 48 | Stanley Bishop | 35 | Head | Laborer | Washington |
| 49 | Virginia Bishop | 25 | Wife | — | Washington |
| 50 | Andrew Limbach | 60 | Head | Truck Driver | Missouri |
| 51 | Rovenia Limbach | 47 | Wife | — | Oregon |
| 52 | James M. Limbach | 18 | Son | — | Washington |
| 53 | David H. Polan | 24 | Head | Auditor | Washington |
| 54 | Bernice R. Polan | 24 | Wife | — | Idaho |
| 55 | Penny Polan | 5 | daughter | — | Washington |
| 56 | Nona Davis | 71 | Head | Vice President | Wisconsin |
| 57 | Maud Davis | 69 | Wife | — | Kansas |
| 58 | William R. Young | 60 | Head | Postal Clerk | Minnesota |
| 59 | Rosa G. Young | 52 | Wife | — | Nebraska |
| 60 | James W. Penfield | 64 | Head | Gospel Preacher | Georgia |
| 61 | Edith E. Penfield | 62 | Wife | — | Indiana |
| 62 | Joe Mackenheim | 58 | Head | Contractor Painter | Missouri |
| 63 | Bertha Mackenheim | 52 | Wife | — | Oregon |
| 64 | Evelyn Mackenheim | 16 | daughter | — | Washington |
| 65 | Walter S. Booth | 39 | Head | Plumber | Idaho |
| 66 | Alma Booth | 44 | Wife | — | Missouri |
| 67 | Peter Maastretti | 28 | Head | Manager | Washington |
| 68 | Thelma Maastretti | 27 | Wife | — | Idaho |
| 69 | Gary B. Maastretti | 5 | Son | — | Washington |
| 70 | Leslie Foster | 29 | Head | Salesman | Oregon |
| 71 | Margaret Foster THIS PERSON | 28 | Wife | — | Washington |
| 72 | Marilyn Foster | 3 | daughter | — | Washington |
| 73 | Margaret Chester | 50 | lodger | Cook | Oregon |
| 74 | Mary D. Gunter | 57 | mother-in-law | Cook | Missouri |
| 75 | Harold Mcbully | 25 | Head | Bookkeeper | Oregon |
| 76 | Felicia Mcbully | 25 | Wife | — | Oregon |
| 77 | Janice Mcbully | 1 | daughter | — | Washington |
| 78 | William A. Allen | 35 | Head | Operator | Utah |
| 79 | Louise R. Allen | 27 | Wife | — | Washington |
| 80 | Alice Allen | 58 | Mother | — | Utah |
Pedigree Summary
Margaret
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)