RC
Ralph Clark — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Louis-City-County, Missouri
Our Model Tree links this Ralph Clark across the 1930 and 1940 US Censuses in St.-Louis-City-County, Missouri (XGBoost, ~Confirmed) — first a head (b.~1896), then head of a 8-person household.
Age 44
b. ~1896
Male
Head
Born: Arkansas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-City-County, Missouri |
| Surname | Clark |
| Given Name | Ralph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Arkansas |
| 1935 Residence (City) | St. Louis |
| 1935 Residence (County) | St. Louis |
| Additional Details | |
| Occupation | Laborer |
| Industry | Lead factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1278 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
| Occupation | Laborer |
| Township / Ward | St Louis |
| Est. Birth Year | ~1896 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ralph | Age | Birth yr |
|---|---|---|---|---|
| Idal Clark | Daughter | — | 8 | ~1932 |
| Jerry Clark | Son | — | 2 | ~1938 |
| Ralph Clark | Head | — | 44 | ~1896 |
| Ralph Clark | Son | — | 6 | ~1934 |
| Ida Clark | Spouse | — | 39 | ~1901 |
| Randle Clark | Son | — | 4 | ~1936 |
| Pauline Clark | Daughter | — | 12 | ~1928 |
| Vivian Clark | Daughter | — | 15 | ~1925 |
Census Appearances
1930
St Louis, …
Head, age 32
St Louis, Missouri · implied b. ~1898 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Ralph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Arkansas |
| Age at First Marriage | 20 |
| Father's Birthplace | Arkansas |
| Mother's Birthplace | Arkansas |
| Occupation | Laborer |
| Industry | Steel company |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 15 |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
1940
St.-Louis-City-County, Missouri
Head, age 44
St.-Louis-City-County, Missouri · implied b. ~1896 — 8 household members
| Surname | Clark |
| Given Name | Ralph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Arkansas |
| 1935 Residence (City) | St. Louis |
| 1935 Residence (County) | St. Louis |
| Occupation | Laborer |
| Industry | Lead factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1278 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
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 Ralph Clark across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Ralph Clark
Head · 1940 · age 44 · b. ~1896 · 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-City-County, Missouri
Open full size
1940 US Federal Census — St.-Louis-City-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02184-00553)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Addie Boyd | 44 | Wife | — | Mississippi |
| 2 | Henry Mcclown | 31 | Head | Laborer | Tennessee |
| 3 | Alice Mcclown | 31 | Wife | — | Tennessee |
| 4 | James Ward | 36 | Cousin | Laborer | Tennessee |
| 5 | Luella Ward | 26 | Wife | — | Mississippi |
| 6 | Johnnie Brook | 22 | Lodger | Porter | Arkansas |
| 7 | Minnie Brady | 27 | Housekeeper | — | Missouri |
| 8 | John H. Roger | 50 | Head | — | Mississippi |
| 9 | Selena Moore | 39 | Housekeeper | Housekeeper | Mississippi |
| 10 | Theresa Chatman | 39 | Lodger | — | Mississippi |
| 11 | Blanche Chatman | 6 | Daughter | — | Missouri |
| 12 | Richard, Jr. Chatman | 4 | Son | — | Mississippi |
| 13 | Elijah Dabney | 59 | Head | Laborer | Tennessee |
| 14 | Lillie Johnson | 39 | Housekeeper | Housekeeper | Arkansas |
| 15 | Gus Kepple | 48 | Head | Laborer | Illinois |
| 16 | Mallissia Kepple | 36 | Wife | — | Tennessee |
| 17 | Thomas Jenkins | 26 | Head | Laborer | Arkansas |
| 18 | Lee Kind Jenkins | 28 | Wife | Laborer | Tennessee |
| 19 | Mary Boyd | 51 | Wife | — | Tennessee |
| 20 | Frank Boyd | 52 | Head | Laborer | Tennessee |
| 21 | Randle Clark | 48 | Head | Laborer | Arkansas |
| 22 | Elizabeth Clark | 25 | Wife | — | Mississippi |
| 23 | Ralph Clark THIS PERSON | 44 | Head | Laborer | Arkansas |
| 24 | Ida Clark | 39 | Wife | — | Louisiana |
| 25 | Vivian Clark | 15 | Daughter | — | Missouri |
| 26 | Pauline Clark | 12 | Daughter | — | Missouri |
| 27 | Idal Clark | 8 | Daughter | — | Missouri |
| 28 | Ralph Clark | 6 | Son | — | Missouri |
| 29 | Randle Clark | 4 | Son | — | Missouri |
| 30 | Jerry Clark | 2 | Son | — | Missouri |
| 31 | Ariant Hortman | 47 | Head | Laborer | Arkansas |
| 32 | Zora Hortman | 46 | Wife | — | Arkansas |
| 33 | Ludora Buston | 50 | Sister-in-law | — | Arkansas |
| 34 | Carrie Thomas | 52 | Head | — | Arkansas |
| 35 | Marie Thomas | 10 | Daughter | — | Missouri |
| 36 | James Thomas | 8 | Son | — | Missouri |
| 37 | James Tate | 44 | Head | Laborer | Louisiana |
| 38 | Elizabeth Tate | 43 | Wife | — | Mississippi |
| 39 | Johnny Eliza Tate | 17 | Daughter | — | Mississippi |
| 40 | Johnny Tate | 15 | Son | — | Mississippi |
Related Census Records
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)