RC
Robert Clark — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hill-County, Texas
Our Model Tree links this Robert Clark across the 1920, 1930 and 1940 US Censuses in Hill-County, Texas (XGBoost, ~Confirmed), with identified parents John & J — first a son (b.~1914), then head of a 5-person household.
Age 26
b. ~1914
Male
Son
Born: Texas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hill-County, Texas |
| Surname | Clark |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Texas |
| 1935 Residence (City) | Justice Precinct 2 |
| 1935 Residence (County) | Hill |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 100 |
| Highest Grade | No 7 |
| 1935 Residence | Same house |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
| Occupation | Laborer |
| Township / Ward | Justice Precinct 2 |
| Est. Birth Year | ~1914 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| J Clark | Head | — | 70 | ~1870 |
| Tom Clark | Son | — | 36 | ~1904 |
| Joe Clark | Son | — | 19 | ~1921 |
| Robert Clark | Son | — | 26 | ~1914 |
| Algena Clark | Spouse | — | 67 | ~1873 |
Census Appearances
1920
Hill, Texas
Son, age 5
Hill, Texas · implied b. ~1915 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Texas |
| Father's Birthplace | Texas |
| Mother's Birthplace | Texas |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1930
Hill, Texas
Son, age 16
Hill, Texas · implied b. ~1914 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Texas |
| Father's Birthplace | Texas |
| Mother's Birthplace | Texas |
| Can Read/Write | Yes |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1940
Hill-County, Texas
Son, age 26
Hill-County, Texas · implied b. ~1914 — 5 household members
| Surname | Clark |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Texas |
| 1935 Residence (City) | Justice Precinct 2 |
| 1935 Residence (County) | Hill |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 100 |
| Highest Grade | No 7 |
| 1935 Residence | Same house |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
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 Robert Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Clark (~0.92 confidence) and father J Clark (~0.92 confidence) and father Robert Clark (~0.92 confidence) and mother Georgia Clark (~0.92 confidence) and mother Mona Clark (~0.92 confidence) and mother Algena Clark (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Clark
b. ~1882
Source father
● Household
· direct · ~0.92
Father
J Clark
b. ~1870
Source father
● Household
· direct · ~0.92
Father
Robert Clark
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Georgia Clark
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Mona Clark
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Algena Clark
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Clark
Son · 1940 · age 26 · b. ~1914 · Texas
★ You are viewing this record
Sibling
Joe Clark
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Tom Clark
Sibling · 1940 · age 36
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 — Hill-County, Texas
Open full size
1940 US Federal Census — Hill-County, Texas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04066-00446)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Betty Mills | 8 | Daughter | — | Texas |
| 42 | Pearline Mills | 4 | Daughter | — | Texas |
| 43 | W. D. Smith | 80 | Head | Farmer | Alabama |
| 44 | Geneva Smith | 75 | Wife | — | Mississippi |
| 45 | Cary Smith | 56 | Son | Laborer | Texas |
| 46 | Seth Smith | 43 | Son | Laborer | Texas |
| 47 | Joe Smith | 32 | Daughter | — | Texas |
| 48 | L. J. Stinson | 61 | Head | Farmer | Alabama |
| 49 | Bertha Stinson | 48 | Wife | — | Alabama |
| 50 | Will Brown | 67 | Head | Laborer | Texas |
| 51 | Willie Lee Benford | 31 | Daughter | — | Texas |
| 52 | Lola Benford | 3 | Daughter | — | Texas |
| 53 | Annie Brown | 19 | Daughter | — | Texas |
| 54 | Hale B. Williams | 3 | Daughter | — | Texas |
| 55 | R. S. Watson | 70 | Head | Farmer | Kentucky |
| 56 | Harriet Watson | 70 | Wife | — | Texas |
| 57 | Robert Jr. Watson | 30 | Head | Laborer | Texas |
| 58 | Lucille Watson | 30 | Wife | — | Texas |
| 59 | J. B. Watson | 5 | Son | — | Texas |
| 60 | Betty Louise Watson | 3 | Daughter | — | Texas |
| 61 | J. L. Johnson | 32 | Head | Farmer | Texas |
| 62 | Viola Johnson | 27 | Wife | — | Texas |
| 63 | Grandle Johnson | 7 | Son | — | Texas |
| 64 | Jessie Mae Johnson | 1 | Daughter | — | Texas |
| 65 | J. D. Clark | 70 | Head | — | Texas |
| 66 | Algena Clark | 67 | Wife | — | Texas |
| 67 | Tom Clark | 36 | Son | Farmer | Texas |
| 68 | Robert Clark THIS PERSON | 26 | Son | Laborer | Texas |
| 69 | Joe Clark | 19 | Son | — | Texas |
| 70 | J. G. Williams | 52 | Head | Farmer | Texas |
| 71 | Ida Williams | 48 | Wife | — | Texas |
| 72 | J. S. Williams | 27 | Son | Laborer | Texas |
| 73 | Woodrow Williams | 26 | Son | Laborer | Texas |
| 74 | George Williams | 21 | Son | Truck Driver | Texas |
| 75 | Gearldine Williams | 20 | Daughter | — | Texas |
| 76 | Billie Williams | 12 | Son | — | Texas |
| 77 | Jack Williams | 9 | Son | — | Texas |
| 78 | Delann Williams | 7 | Daughter | — | Texas |
| 79 | H. C. Simmons | 36 | Head | Farmer | Texas |
| 80 | Victoria Simmons | 37 | Wife | — | Texas |
Pedigree Summary
Robert + 2 siblings
Gen 1 · 6 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)