MW
Margaret Wallace — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Louis-County, Missouri
Our Model Tree links this Margaret Wallace across the 1920, 1930 and 1940 US Censuses in St.-Louis-County, Missouri (XGBoost, ~Confirmed) — first a spouse (b.~1886), then head of a 3-person household.
Age 54
b. ~1886
Female
Spouse
Born: ILLINOIS
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-County, Missouri |
| Surname | WALLACE |
| Given Name | MARGARET A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | ILLINOIS |
| 1935 Residence (City) | KIRKWOOD CITY |
| 1935 Residence (County) | ST. LOUIS |
| Additional Details | |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Kirkwood City |
| Est. Birth Year | ~1886 |
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 Margaret | Age | Birth yr |
|---|---|---|---|---|
| Robert Baird | Son | — | 19 | ~1921 |
| William Getzoff | Other | — | 24 | ~1916 |
| Margaret Wallace | Spouse | — | 54 | ~1886 |
Census Appearances
1920
St Louis, …
Spouse, age 33
St Louis, Missouri · implied b. ~1887 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wallace |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
St Louis, …
Spouse, age 44
St Louis, Missouri · implied b. ~1886 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wallace |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 29 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
St.-Louis-County, Missouri
Spouse, age 54
St.-Louis-County, Missouri · implied b. ~1886 — 3 household members
| Surname | WALLACE |
| Given Name | MARGARET A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | ILLINOIS |
| 1935 Residence (City) | KIRKWOOD CITY |
| 1935 Residence (County) | ST. LOUIS |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Wallace across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Margaret Wallace
Spouse · 1940 · age 54 · b. ~1886 · Missouri
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — St.-Louis-County, Missouri
Open full size
1940 US Federal Census — St.-Louis-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02147-00069)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Margaret A. Wallace THIS PERSON | 54 | Wife | — | ILLINOIS |
| 2 | Baird | 22 | SON | Salesman | MISSOURI |
| 3 | Robert B. Baird | 19 | SON | Salesman | MISSOURI |
| 4 | William Getzoff | 24 | LODGER | Sales Man | PENNSYLVANIA |
| 5 | Otis V. Bennett | 35 | HEAD | Sales Man | MISSOURI |
| 6 | Eileen Bennett | 30 | WIFE | — | MISSOURI |
| 7 | William Bennett | 2 | SON | — | MISSOURI |
| 8 | F. Frederick Griffin | 47 | HEAD | Civil Engineer | NEW YORK |
| 9 | Mildred Griffin | 48 | WIFE | — | MASSACHUSETTS |
| 10 | Barbara Jean Griffin | 21 | DAUGHTER | — | OHIO |
| 11 | Frederick Spurr | 50 | HEAD | Teacher | MASSACHUSETTS |
| 12 | Elizabeth P. Spurr | 50 | WIFE | — | CANADA |
| 13 | Elizabeth H. Spurr | 18 | DAUGHTER | — | MISSOURI |
| 14 | Irwin L. Mahl | 48 | HEAD | Manager Advertising | MISSOURI |
| 15 | Iola Mahl | 43 | WIFE | — | MISSOURI |
| 16 | Janet Mahl | 9 | DAUGHTER | — | MISSOURI |
| 17 | Joseph Briscoe | 35 | HEAD | Executive | ALABAMA |
| 18 | Jane Briscoe | 35 | WIFE | — | PENNSYLVANIA |
| 19 | Jerry Briscoe | 8 | SON | — | MISSOURI |
| 20 | Frank F. Aldrich | 44 | HEAD | Salesman | MICHIGAN |
| 21 | Margaret Aldrich | 34 | WIFE | — | ILLINOIS |
| 22 | Rowland Aldrich | 16 | SON | — | ILLINOIS |
| 23 | Frank Jr. Aldrich | 9 | SON | — | COLORADO |
| 24 | John J. Ratchford | 45 | HEAD | Salesman | MISSOURI |
| 25 | Marjorie Ratchford | 44 | WIFE | — | IOWA |
| 26 | Jack Ab. Ratchford | 15 | SON | — | MISSOURI |
| 27 | Donald Ratchford | 15 | SON | — | MISSOURI |
| 28 | John F. Gillespie | 55 | HEAD | Lawyer | NEW JERSEY |
| 29 | Jean Gillespie | 22 | DAUGHTER | — | MISSOURI |
| 30 | Francis Gillespie | 20 | SON | Title Abstractor | MISSOURI |
| 31 | Marie Gillespie | 15 | DAUGHTER | — | MISSOURI |
| 32 | John Jr. Gillespie | 12 | SON | — | MISSOURI |
| 33 | George C. Usher | 69 | HEAD | Printer | MISSOURI |
| 34 | Clara A. Usher | 65 | WIFE | — | MISSOURI |
| 35 | James Usher | 39 | SON | — | MISSOURI |
| 36 | Ralph E. Davis | 35 | HEAD | Civil Engineer | TENNESSEE |
| 37 | Ann Rowe Davis | 36 | WIFE | — | TENNESSEE |
| 38 | Ann Rowe Davis | 12 | DAUGHTER | — | TENNESSEE |
| 39 | Alma Lucille Davis | 10 | DAUGHTER | — | TENNESSEE |
| 40 | Ralph Neal Davis | 7 | SON | — | MISSOURI |
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)