JW
James Wall — 1940 US Census Record
Model Tree available1940 United States Federal Census · Calhoun-County, Iowa
Our Model Tree links this James Wall across the 1920, 1930 and 1940 US Censuses in Calhoun-County, Iowa (XGBoost, ~Confirmed), with identified parents Sam & Samuel — first a son (b.~1913), then head of a 3-person household.
Age 27
b. ~1913
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Calhoun-County, Iowa |
| Surname | Wall |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Butler Twp |
| 1935 Residence (County) | Calhoun |
| Additional Details | |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 72 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Farm Laborer |
| Township / Ward | Butler Twp |
| Est. Birth Year | ~1913 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Edith Wall | Spouse | — | 53 | ~1887 |
| Samuel Wall | Head | — | 62 | ~1878 |
| James Wall | Son | — | 27 | ~1913 |
Census Appearances
1920
Calhoun, Iowa
Son, age 7
Calhoun, Iowa · implied b. ~1913 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wall |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Canada |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Calhoun, Iowa
Son, age 17
Calhoun, Iowa · implied b. ~1913 — 46 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wall |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Canada |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Calhoun-County, Iowa
Son, age 27
Calhoun-County, Iowa · implied b. ~1913 — 3 household members
| Surname | Wall |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Butler Twp |
| 1935 Residence (County) | Calhoun |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 72 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| 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 James Wall across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Sam Wall (~0.92 confidence) and father Samuel Wall (~0.92 confidence) and mother Edith Wall (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Sam Wall
b. ~1872
Source father
● Household
· direct · ~0.92
Father
Samuel Wall
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Edith Wall
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Wall
Son · 1940 · age 27 · b. ~1913 · Iowa
★ 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 — Calhoun-County, Iowa
Open full size
1940 US Federal Census — Calhoun-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01144-00052)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Agnes Moritz | 34 | Wife | — | Iowa |
| 2 | Henry Moritz | 34 | Head | Farmer | Iowa |
| 3 | Agnes Moritz | 32 | Wife | — | Germany |
| 4 | Lois Moritz | 12 | Daughter | — | Iowa |
| 5 | Merle Moritz | 7 | Son | — | Iowa |
| 6 | Wayne Moritz | 4 | Son | — | Iowa |
| 7 | Glenn Green | 34 | Head | Farmer | Iowa |
| 8 | Yetta Green | 35 | Wife | — | Iowa |
| 9 | Lawrence Flamming | 33 | Head | Farmer | Iowa |
| 10 | Eunice Flamming | 30 | Wife | — | Iowa |
| 11 | Jimmy Flamming | 9 | Son | — | Iowa |
| 12 | Joseph Flamming | 8 | Son | — | Iowa |
| 13 | Gerald Flamming | 3 | Son | — | Iowa |
| 14 | George Wall | 73 | Head | Farmer | Canada |
| 15 | Wilber Pierce | 24 | Hand | Farm Laborer | Iowa |
| 16 | Eldora Pierce | 24 | Wife | — | Iowa |
| 17 | Laverne Pierce | 1 | Son | — | Iowa |
| 18 | Samuel Wall | 62 | Head | Farmer | Canada |
| 19 | Edith Wall | 53 | Wife | — | Iowa |
| 20 | James Wall THIS PERSON | 27 | Son | Farm Laborer | Iowa |
| 21 | George Sorenson | 39 | Head | Farmer | Iowa |
| 22 | Mildred Sorenson | 38 | Wife | — | Iowa |
| 23 | Ronald Sorenson | 17 | Son | — | Iowa |
| 24 | Margaret Sorenson | 15 | Daughter | — | Iowa |
| 25 | Louise Sorenson | 13 | Daughter | — | Iowa |
| 26 | Dean Sorenson | 11 | Son | — | Iowa |
| 27 | Lester Sorenson | 8 | Son | — | Iowa |
| 28 | Clarence Sorenson | 6 | Son | — | Iowa |
| 29 | Robert Sorenson | 4 | Son | — | Iowa |
| 30 | Vera Sorenson | 2 | Daughter | — | Iowa |
| 31 | Billy Sorenson | 0 | Son | — | Iowa |
| 32 | Henry Doyen | 46 | Head | Farmer | Illinois |
| 33 | Anna Doyen | 39 | Wife | — | Iowa |
| 34 | Alice Doyen | 17 | Daughter | — | Illinois |
| 35 | Louis Doyen | 16 | Son | — | Illinois |
| 36 | John C. Pelley | 34 | Head | Farmer | Kentucky |
| 37 | Mary Pelley | 31 | Wife | — | Missouri |
| 38 | William Pelley | 7 | Son | — | Iowa |
| 39 | Colon Pelley | 5 | Son | — | Iowa |
| 40 | Ronald Pelley | 2 | Son | — | Iowa |
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)