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John Mccall — 1940 US Census Record
Model Tree available1940 United States Federal Census · Maricopa-County, Arizona
Our Model Tree links this John Mccall across the 1920, 1930 and 1940 US Censuses in Maricopa-County, Arizona (XGBoost, ~Confirmed), with identified parents Robert & Robert — first a head (b.~1909), then head of a 5-person household.
Age 31
b. ~1909
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Maricopa-County, Arizona |
| Surname | McCall |
| Given Name | John D. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Phoenix City |
| 1935 Residence (County) | Maricopa |
| Additional Details | |
| Occupation | Dentist |
| Industry | Private Practice |
| Class of Worker | OA |
| Hours Worked | 54 |
| Income (1939) | 450 |
| Highest Grade | C 5 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Dentist |
| Township / Ward | Phoenix City |
| Est. Birth Year | ~1909 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Helen Mccall | Spouse | — | 30 | ~1910 |
| John Mccall | Head | — | 31 | ~1909 |
| Flora Darrell | Other | — | 21 | ~1919 |
| Robert Mccall | Son | — | 4 | ~1936 |
| Carol Mccall | Daughter | — | 6 | ~1934 |
Census Appearances
1920
Maricopa, Arizona
Son, age 11
Maricopa, Arizona · implied b. ~1909 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCall |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Maricopa, Arizona
Son, age 21
Maricopa, Arizona · implied b. ~1909 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCall |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 21 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Maricopa-County, Arizona
Head, age 31
Maricopa-County, Arizona · implied b. ~1909 — 5 household members
| Surname | McCall |
| Given Name | John D. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Phoenix City |
| 1935 Residence (County) | Maricopa |
| Occupation | Dentist |
| Industry | Private Practice |
| Class of Worker | OA |
| Hours Worked | 54 |
| Income (1939) | 450 |
| Highest Grade | C 5 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 John Mccall across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Robert Mccall (~0.92 confidence) and father Robert Mccall (~0.92 confidence) and mother Winifred Mccall (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Robert Mccall
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Robert Mccall
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Winifred Mccall
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Mccall
Head · 1940 · age 31 · b. ~1909 · Arizona
★ 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 — Maricopa-County, Arizona
Open full size
1940 US Federal Census — Maricopa-County, Arizona
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00105-00318)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Walter Jr. Roach | 14 | Son | — | Arizona |
| 42 | William H. Mason | 33 | Head | Assistant Supt Of Mails | Indiana |
| 43 | Ouida L. Mason | 31 | Wife | — | Texas |
| 44 | Barbara Ann Mason | 2 | Daughter | — | Arizona |
| 45 | William Alberts | 44 | Head | Land Commissioner | Illinois |
| 46 | Merlin D. Alberts | 41 | Wife | — | Indiana |
| 47 | Martha J. Alberts | 14 | Daughter | — | Arizona |
| 48 | William Jr. Alberts | 12 | Son | — | Arizona |
| 49 | August H. Rach | 46 | Head | Civil Engineer | California |
| 50 | Helen L. Rach | 39 | Wife | — | Wyoming |
| 51 | Stanley S. Rach | 20 | Son | — | California |
| 52 | August H. Rach | 12 | Son | — | Utah |
| 53 | William E. Mueller | 40 | Head | Accountant | Illinois |
| 54 | Alice E. Mueller | 39 | Wife | — | Wisconsin |
| 55 | William E. Jr. Mueller | 13 | Son | — | Wisconsin |
| 56 | Robert L. Mueller | 4 | Son | — | Arizona |
| 57 | Jesse E. Mccomb | 46 | Head | Physical Education Teacher | Arizona |
| 58 | Mary W. Mccomb | 36 | Wife | — | Idaho |
| 59 | Mary Anna Mccomb | 14 | Daughter | — | Illinois |
| 60 | Harold Ekman | 33 | Head | Architect | Minnesota |
| 61 | Mona M. Ekman | 33 | Wife | — | Illinois |
| 62 | Robert H. Ekman | 4 | Son | — | Arizona |
| 63 | Harold Jr. Ekman | 1 | Son | — | Arizona |
| 64 | Jules L. Darrow | 40 | Head | Manager Of Citrus Ranch | Illinois |
| 65 | Mildred M. Darrow | 37 | Wife | — | Iowa |
| 66 | Samuel C. Mcelhaney | 33 | Head | Florist | Arizona |
| 67 | Vennie Mcelhaney | 30 | Wife | — | Arkansas |
| 68 | Carol Ann Mcelhaney | 3 | Daughter | — | Arizona |
| 69 | Bess Bennett | 32 | Maid | Childs Nurse | Indiana |
| 70 | Ethel L. Banks | 47 | Head | Stenographer And Clerk | Missouri |
| 71 | Ottie L. Sims | 43 | Sister | Secretary And Treasurer | Texas |
| 72 | Mattie L. Williams | 70 | Mother | — | Missouri |
| 73 | John D. Mccall THIS PERSON | 31 | Head | Dentist | Illinois |
| 74 | Helen E. Mccall | 30 | Wife | — | California |
| 75 | Carol A. Mccall | 6 | Daughter | — | Arizona |
| 76 | Robert G. Mccall | 4 | Son | — | Arizona |
| 77 | Flora Darrell | 21 | Maid | Mothers Helper | Arizona |
| 78 | Calvert T. Guifoyle | 52 | Head | Veterinarian | Penn |
| 79 | Ethel J. Guifoyle | 50 | Wife | — | Indiana |
| 80 | Betty C. Guifoyle | 17 | Daughter | — | Texas |
Pedigree Summary
John
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)