CR
Clarence Roberts — 1940 US Census Record
Model Tree available1940 United States Federal Census · Pocahontas-County, Iowa
Our Model Tree links this Clarence Roberts across the 1910, 1920, 1930 and 1940 US Censuses in Pocahontas-County, Iowa (XGBoost, ~Confirmed), with identified parents A & Andrew — first a son (b.~1906), then head of a 4-person household.
Age 34
b. ~1906
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Pocahontas-County, Iowa |
| Surname | Roberts |
| Given Name | Clarence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Powhatan |
| 1935 Residence (County) | Pocahontas |
| Additional Details | |
| Occupation | Operator |
| Industry | Farm |
| Class of Worker | E |
| Hours Worked | 65 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Operator |
| Township / Ward | Powhatan |
| Est. Birth Year | ~1906 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Clarence | Age | Birth yr |
|---|---|---|---|---|
| Clarence Roberts | Son | — | 34 | ~1906 |
| Harold Roberts | Son | — | 31 | ~1909 |
| Andrew Roberts | Head | — | 72 | ~1868 |
| Eva Roberts | Spouse | — | 68 | ~1872 |
Census Appearances
1910
Pocahontas, Iowa
Son, age 4
Pocahontas, Iowa · implied b. ~1906 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roberts |
| Given Name | Clarence E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1920
Pocahontas, Iowa
Son, age 13
Pocahontas, Iowa · implied b. ~1907 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roberts |
| Given Name | Clarence C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Pocahontas, Iowa
Son, age 24
Pocahontas, Iowa · implied b. ~1906 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roberts |
| Given Name | Clarence A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Iowa |
| Occupation | Laborer |
| Industry | General Farming |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Pocahontas-County, Iowa
Son, age 34
Pocahontas-County, Iowa · implied b. ~1906 — 4 household members
| Surname | Roberts |
| Given Name | Clarence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Powhatan |
| 1935 Residence (County) | Pocahontas |
| Occupation | Operator |
| Industry | Farm |
| Class of Worker | E |
| Hours Worked | 65 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Clarence Roberts across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father A Roberts (~0.92 confidence) and father Andrew Roberts (~0.92 confidence) and father Andrew Roberts (~0.92 confidence) and father Frederick Roberts (~0.92 confidence) and mother Eva Roberts (~0.92 confidence) and mother Eva Roberts (~0.92 confidence) and mother Eva Roberts (~0.92 confidence). The pedigree spans 1 generation with 7 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
A Roberts
b. ~1869
Source father
● Household
· direct · ~0.92
Father
Andrew Roberts
b. ~1868
Source father
● Household
· direct · ~0.92
Father
Andrew Roberts
b. ~1868
Source father
● Household
· direct · ~0.92
Father
Frederick Roberts
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Eva Roberts
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Eva Roberts
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Eva Roberts
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Clarence Roberts
Son · 1940 · age 34 · b. ~1906 · Iowa
★ You are viewing this record
Sibling
Harold Roberts
Sibling · 1940 · age 31
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 — Pocahontas-County, Iowa
Open full size
1940 US Federal Census — Pocahontas-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01191-00399)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Clarence Eppelsheimer | 37 | Head | Operator | Illinois |
| 42 | Gladys Eppelsheimer | 34 | Wife | — | Missouri |
| 43 | Karlene Eppelsheimer | 6 | Daughter | — | Iowa |
| 44 | Kenton Eppelsheimer | 4 | Son | — | Iowa |
| 45 | Harrison Knapp | 42 | Head | Operator | Iowa |
| 46 | Sarah Knapp | 39 | Wife | — | Iowa |
| 47 | Carl Knapp | 16 | Son | — | Iowa |
| 48 | Glenn Knapp | 13 | Son | — | Iowa |
| 49 | Harvey Nielsen | 29 | Hired man | Laborer | Iowa |
| 50 | Bert Hilton | 64 | Head | Operator | Iowa |
| 51 | Fannie Hilton | 56 | Wife | — | Iowa |
| 52 | Laurence Hilton | 20 | Son | Operator | Iowa |
| 53 | Merle Hilton | 18 | Daughter | — | Iowa |
| 54 | Glenn Hilton | 17 | Son | — | Iowa |
| 55 | Harry Hilton | 14 | Son | — | Iowa |
| 56 | Bernice Hilton | 11 | Son | — | Iowa |
| 57 | Paul Herne | 40 | Head | Operator | Ohio |
| 58 | Diamond Herne | 33 | Wife | — | Missouri |
| 59 | Merle Herne | 17 | Son | — | Minnesota |
| 60 | Laurice Herne | 11 | Son | — | Iowa |
| 61 | Larry Herne | 4 | Son | — | Iowa |
| 62 | Cloyd Fully | 39 | Head | Operator | Iowa |
| 63 | Millie Fully | 31 | Wife | — | Iowa |
| 64 | Elwood Nunemaker | 20 | Hired man | Laborer | Iowa |
| 65 | James Dumble | 56 | Head | Operator | Illinois |
| 66 | Mary Dumble | 56 | Wife | — | Illinois |
| 67 | Ray Dumble | 25 | Son | Laborer | Iowa |
| 68 | Betty Dumble | 16 | Daughter | — | Iowa |
| 69 | Jimshie Dumble | 13 | Son | — | Iowa |
| 70 | Joe Gneupel | 50 | Head | Operator | Iowa |
| 71 | John Gneupel | 18 | Hired man | Laborer | Iowa |
| 72 | Andrew Roberts | 72 | Head | Operator | Iowa |
| 73 | Eva Roberts | 68 | Wife | — | Iowa |
| 74 | Clarence Roberts THIS PERSON | 34 | Son | Operator | Iowa |
| 75 | Harold Roberts | 31 | Son | Operator | Iowa |
| 76 | William Mckinn | 37 | Head | Operator | Iowa |
| 77 | Dorothy Mckinn | 34 | Wife | — | Iowa |
| 78 | David Mckinn | 10 | Son | — | Iowa |
| 79 | Mary Mckinn | 7 | Daughter | — | Iowa |
| 80 | Evelyn Mckinn | 1 | Daughter | — | Iowa |
Pedigree Summary
Clarence + 1 sibling
Gen 1 · 7 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)