JE
John Evans — 1940 US Census Record
Model Tree available1940 United States Federal Census · Maricopa-County, Arizona
Our Model Tree links this John Evans across the 1920, 1930 and 1940 US Censuses in Maricopa-County, Arizona (XGBoost, ~Confirmed), with identified parents Robert & Laura — first a head (b.~1900), then head of a 5-person household.
Age 40
b. ~1900
Male
Head
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Maricopa-County, Arizona |
| Surname | Evans |
| Given Name | John H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | S.D. 3 |
| 1935 Residence (County) | Maricopa |
| Additional Details | |
| Occupation | Farm Operator |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 22 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Farm Operator |
| Township / Ward | Sd 3 |
| Est. Birth Year | ~1900 |
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 |
|---|---|---|---|---|
| Patricia Evans | Daughter | — | 11 | ~1929 |
| Anne Evans | Daughter | — | 14 | ~1926 |
| John Evans | Head | — | 40 | ~1900 |
| John Evans | Son | — | 6 | ~1934 |
| Bertie Evans | Spouse | — | 40 | ~1900 |
Census Appearances
1920
Maricopa, Arizona
Son, age 19
Maricopa, Arizona · implied b. ~1901 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Evans |
| Given Name | John W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Maricopa, Arizona
Head, age 29
Maricopa, Arizona · implied b. ~1901 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Evans |
| Given Name | John H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 25 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Maricopa-County, Arizona
Head, age 40
Maricopa-County, Arizona · implied b. ~1900 — 5 household members
| Surname | Evans |
| Given Name | John H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | S.D. 3 |
| 1935 Residence (County) | Maricopa |
| Occupation | Farm Operator |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 22 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Evans across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Robert Evans (~0.92 confidence) and mother Laura Evans (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Robert Evans
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Laura Evans
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Evans
Head · 1940 · age 40 · b. ~1900 · 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-t0627-00109-00254)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jesse J. King | 30 | Head | Lettuce Trimmer | Alabama |
| 42 | Lorena King | 25 | Wife | — | Oklahoma |
| 43 | Barry D. King | 8 | Son | — | Texas |
| 44 | Helen J. King | 7 | Daughter | — | Texas |
| 45 | Patsy L. King | 5 | Daughter | — | Texas |
| 46 | George W. King | 3 | Son | — | Arizona |
| 47 | John H. Evans THIS PERSON | 40 | Head | Farm Operator | Michigan |
| 48 | Bertie E. Evans | 40 | Wife | — | Arizona |
| 49 | Anne C. Evans | 14 | Daughter | — | Arizona |
| 50 | Patricia L. Evans | 11 | Daughter | — | Arizona |
| 51 | John H. Evans | 6 | Son | — | Arizona |
| 52 | Clyde J. Fowler | 30 | Head | Tractor Driver | Oklahoma |
| 53 | Lucille Fowler | 20 | Wife | — | Alabama |
| 54 | Joyce A. Fowler | 2 | Daughter | — | Arizona |
| 55 | Clyde R. Fowler | 1 | Son | — | Arizona |
| 56 | Samuel Degraw | 59 | Head | — | Alabama |
| 57 | John D. Thomas | 46 | Head | Superintendent | Great Britain |
| 58 | Mary E. Thomas | 42 | Wife | — | Great Britain |
| 59 | Duane C. Isley | 44 | Head | Farm Laborer | Texas |
| 60 | Mabel Isley | 39 | Wife | — | Texas |
| 61 | Loreta Isley | 17 | Daughter | — | Texas |
| 62 | Wanda Isley | 14 | Daughter | — | Texas |
| 63 | Jack C. Isley | 12 | Son | — | Texas |
| 64 | Billy M. Isley | 8 | Son | — | Texas |
| 65 | Rayburn Isley | 5 | Daughter | — | Texas |
| 66 | William Ackley | 68 | Head | Carpenter | Iowa |
| 67 | Minnie B. Ackley | 68 | Wife | — | Iowa |
| 68 | Elmer S. Bratton | 35 | Lodger | Cement Worker | Illinois |
| 69 | Eugene D. Smith | 45 | Head | — | Missouri |
| 70 | Ina F. Smith | 42 | Wife | Farm Laborer | Missouri |
| 71 | John R. Groffanstedt | 39 | Head | Farm Laborer | Alabama |
| 72 | Eva B. Groffanstedt | 33 | Wife | Farm Laborer | Texas |
| 73 | James R. Groffanstedt | 12 | Son | — | Texas |
| 74 | John D. Groffanstedt | 10 | Son | — | Texas |
| 75 | Rosco E. Groffanstedt | 8 | Son | — | Texas |
| 76 | Olie B. Groffanstedt | 4 | Son | — | Texas |
| 77 | Deak O. Debeuf | 36 | Head | Hospital Maid | Alabama |
| 78 | Bessie A. Groffanstedt | 46 | Sister | — | Alabama |
| 79 | Loyd D. Groffanstedt | 26 | Head | Farm Laborer | Alabama |
| 80 | Adell G. Groffanstedt | 30 | Wife | — | Texas |
Pedigree Summary
John
Gen 1 · 2 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)