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James Saunders — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Louis-County, Missouri
Our Model Tree links this James Saunders across the 1930 and 1940 US Censuses in St.-Louis-County, Missouri (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 10-person household.
Age 12
b. ~1928
Male
Son
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-County, Missouri |
| Surname | Saunders |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | St. Ferdinand Township |
| 1935 Residence (County) | St Louis |
| Additional Details | |
| Highest Grade | S 6 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | St Ferdinand Township |
| Est. Birth Year | ~1928 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Mary Saunders | Daughter | — | 20 | ~1920 |
| Margaret Saunders | Daughter | — | 17 | ~1923 |
| James Saunders | Son | — | 12 | ~1928 |
| Joseph Saunders | Son | — | 22 | ~1918 |
| Martin Saunders | Head | — | 54 | ~1886 |
| Bridget Saunders | Spouse | — | 45 | ~1895 |
| Robert Saunders | Son | — | 13 | ~1927 |
| Catherine Saunders | Daughter | — | 8 | ~1932 |
| John Saunders | Son | — | 15 | ~1925 |
| Michael Saunders | Son | — | 19 | ~1921 |
Census Appearances
1930
St Louis, …
Son, age 1
St Louis, Missouri · implied b. ~1929 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sunder |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| 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 |
1940
St.-Louis-County, Missouri
Son, age 12
St.-Louis-County, Missouri · implied b. ~1928 — 10 household members
| Surname | Saunders |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | St. Ferdinand Township |
| 1935 Residence (County) | St Louis |
| Highest Grade | S 6 |
| 1935 Residence | Same place |
| 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 James Saunders across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Saunders
Son · 1940 · age 12 · b. ~1928 · Missouri
★ You are viewing this record
Sibling
Michael Saunders
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Saunders
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Saunders
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Saunders
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Saunders
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Saunders
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Saunders
Sibling · 1940 · age 13
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 — 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-t0627-02154-00478)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Betty Jean Foster | 12 | Daughter | — | Illinois |
| 42 | Patricia Lou Foster | 9 | Daughter | — | Arkansas |
| 43 | Clem J. Foster | 52 | Head | Truck Farmer | Missouri |
| 44 | Lena Foster | 48 | Wife | — | Missouri |
| 45 | Vernon Foster | 22 | Son | Farm Laborer | Missouri |
| 46 | Helen Foster | 20 | Daughter | Bakery Worker | Missouri |
| 47 | Ralph Foster | 17 | Son | Farm Laborer | Missouri |
| 48 | Douglas Foster | 12 | Son | — | Missouri |
| 49 | Martin Saunders | 54 | Head | Night Watchman | Erie |
| 50 | Bridget Saunders | 45 | Wife | — | Erie |
| 51 | Joseph Saunders | 22 | Son | Farm Laborer | Missouri |
| 52 | Mary Saunders | 20 | Daughter | — | Missouri |
| 53 | Michael Saunders | 19 | Son | File Clerk | Missouri |
| 54 | Margaret Saunders | 17 | Daughter | New Worker | Missouri |
| 55 | John Saunders | 15 | Son | — | Missouri |
| 56 | Robert Saunders | 13 | Son | — | Missouri |
| 57 | James Saunders THIS PERSON | 12 | Son | — | Missouri |
| 58 | Catherine Saunders | 8 | Daughter | — | Missouri |
| 59 | Frank St Cin | 59 | Head | Farm Operator | Missouri |
| 60 | Julia St Cin | 52 | Wife | — | Missouri |
| 61 | Rita St Cin | 22 | Daughter | — | Missouri |
| 62 | Leonard Ebbesmeyer | 28 | Head | Farm Operator | Missouri |
| 63 | Margret Ebbesmeyer | 27 | Wife | — | Missouri |
| 64 | Lambert Ebbesmeyer | 2 | Son | — | Missouri |
| 65 | James Ebbesmeyer | 1 | Son | — | Missouri |
| 66 | Lester Dempsey | 31 | Head | Caretaker Of Grounds | Missouri |
| 67 | Lois Dempsey | 26 | Wife | — | Missouri |
| 68 | Joyce Dempsey | 6 | Daughter | — | Missouri |
| 69 | Gerald Dempsey | 4 | Son | — | Missouri |
| 70 | Matilda Abel | 61 | Head | — | Missouri |
| 71 | Norbert Abel | 31 | Son | Truck Driver. | Missouri |
| 72 | Antoinette Abel | 29 | Daughter | Presser. | Missouri |
| 73 | Lester Abel | 24 | Son | Truck Driver Farm Operator | Missouri |
| 74 | Ray Lehouillier | 34 | Head | Machinist. | Missouri |
| 75 | Grace Lehouillier | 34 | Wife | — | Missouri |
| 76 | Carol Lehouillier | 6 | Daughter | — | Missouri |
| 77 | Jack Lehouillier | 4 | Son | — | Missouri |
| 78 | Elaine Lehouillier | 1 | Daughter | — | Missouri |
| 79 | Alma Wallace | 55 | Head | — | Missouri |
| 80 | Ann B. Krafft | 23 | Daughter | — | 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)