JS
James Snyder — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Clair-County, Missouri
Our Model Tree links this James Snyder across the 1920, 1930 and 1940 US Censuses in St.-Clair-County, Missouri (XGBoost, ~Confirmed), with identified parents Arvel & Martha — first a head (b.~1900), then head of a 6-person household.
Age 40
b. ~1900
Male
Head
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Clair-County, Missouri |
| Surname | Snyder |
| Given Name | James F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Butler Twp |
| 1935 Residence (County) | St Clair |
| Additional Details | |
| Occupation | Farming |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 36 |
| Income (1939) | 0 |
| Highest Grade | No H-1 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Farming |
| Township / Ward | Butler Twp |
| Est. Birth Year | ~1900 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Doris Snyder | Daughter | — | 10 | ~1930 |
| James Snyder | Head | — | 40 | ~1900 |
| Ancil Snyder | Other | — | 64 | ~1876 |
| Robert Poston | Other | — | 26 | ~1914 |
| Harold Snyder | Son | — | 6 | ~1934 |
| Minnie Snyder | Spouse | — | 39 | ~1901 |
Census Appearances
1920
St Clair, …
Son, age 19
St Clair, Missouri · implied b. ~1901 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Snyder |
| Given Name | James F |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | Farm Laborer |
| Industry | Home Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
St Clair, …
Son, age 30
St Clair, Missouri · implied b. ~1900 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Snyder |
| Given Name | James F |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Missouri |
| Age at First Marriage | 23 |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Clair-County, Missouri
Head, age 40
St.-Clair-County, Missouri · implied b. ~1900 — 6 household members
| Surname | Snyder |
| Given Name | James F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Butler Twp |
| 1935 Residence (County) | St Clair |
| Occupation | Farming |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 36 |
| Income (1939) | 0 |
| Highest Grade | No H-1 |
| 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 Snyder across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Arvel Snyder (~0.92 confidence) and mother Martha Snyder (~0.92 confidence) and father Robert Snyder (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Arvel Snyder
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Martha Snyder
b. ~1879
Source mother
● Household
· direct · ~0.92
Father
Robert Snyder
b. ~1880
Source father
● Household
· direct · ~0.92
This person
Anchor record
James Snyder
Head · 1940 · age 40 · b. ~1900 · 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 — St.-Clair-County, Missouri
Open full size
1940 US Federal Census — St.-Clair-County, Missouri
Page Contents
23 people indexed on this census page (nara:1940:m-t0627-02145-00851)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary Louise Walker | 15 | daughter | — | Missouri |
| 2 | Emma Bell Walker | 12 | daughter | — | Missouri |
| 3 | Georgia Lee Walker | 9 | daughter | — | Missouri |
| 4 | Ethel June Walker | 6 | daughter | — | Missouri |
| 5 | Arthur Poling | 51 | Head | Blacksmith | Missouri |
| 6 | Lula Poling | 48 | wife | — | Missouri |
| 7 | Martha J. Poling | 75 | mother | — | Missouri |
| 8 | John Murry | 54 | Head | Farming | Missouri |
| 9 | Stella Murry | 54 | wife | — | Missouri |
| 10 | Ned Murry | 32 | Head | Clerk | Missouri |
| 11 | Opal Murry | 32 | wife | — | Missouri |
| 12 | Ruby Ilea Murry | 13 | daughter | — | Missouri |
| 13 | Billy D. Murry | 10 | son | — | Missouri |
| 14 | Zella Lou Murry | 7 | daughter | — | Missouri |
| 15 | Ray Lukenbill | 27 | Head | Filling Station | Missouri |
| 16 | Alenna Lukenbill | 26 | wife | — | Missouri |
| 17 | R. D. Lukenbill | 7 | son | — | Missouri |
| 18 | James F. Snyder THIS PERSON | 40 | Head | Farming | Missouri |
| 19 | Minnie B. Snyder | 39 | wife | — | Missouri |
| 20 | Doris L. Snyder | 10 | daughter | — | Missouri |
| 21 | Harold R. Snyder | 6 | son | — | Missouri |
| 22 | Ancil R. Snyder | 64 | father | Farming | Missouri |
| 23 | Robert Poston | 26 | hired hand | Farm Hand | Missouri |
Pedigree Summary
James
Gen 1 · 3 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)