JL
Jose Lopez — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Gila-County, Arizona
Our Model Tree links this Jose Lopez across the 1930 and 1940 US Censuses in Gila-County, Arizona (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 10-person household.
Age 23
b. ~1917
Male
Son
Born: Arizona
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Gila-County, Arizona |
| Surname | Lopez |
| Given Name | Jose |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Arizona |
| 1935 Residence (City) | Tucson |
| Additional Details | |
| Occupation | new worker |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Arizona |
| Birth State | Arizona |
| Birth Country | United States |
| Birthplace (normalized) | arizona |
| Occupation | New Worker |
| Township / Ward | P S D No 3 |
| Est. Birth Year | ~1917 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Jose | Age | Birth yr |
|---|---|---|---|---|
| Anita Lopez | Daughter | — | 11 | ~1929 |
| Jose Lopez | Son | — | 23 | ~1917 |
| Faustino Lopez | Son | — | 15 | ~1925 |
| Faustino Lopez | Head | — | 47 | ~1893 |
| Armida Lopez | Daughter | — | 16 | ~1924 |
| Anita Lopez | Spouse | — | 39 | ~1901 |
| Rafael Lopez | Son | — | 22 | ~1918 |
| Lydia Lopez | Daughter | — | 8 | ~1932 |
| Alfonso Lopez | Son | — | 5 | ~1935 |
| Alicia Lopez | Daughter | — | 13 | ~1927 |
Census Appearances
1930
Gila, Arizona
Son, age 13
Gila, Arizona · implied b. ~1917 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lopez |
| Given Name | Jose |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Mexican |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Arizona |
| Father's Birthplace | Mexico |
| Mother's Birthplace | Mexico |
| Can Read/Write | Yes |
| Birth State | Arizona |
| Birth Country | United States |
| Birthplace (normalized) | arizona |
1940
Gila-County, Arizona
Son, age 23
Gila-County, Arizona · implied b. ~1917 — 10 household members
| Surname | Lopez |
| Given Name | Jose |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Arizona |
| 1935 Residence (City) | Tucson |
| Occupation | new worker |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Arizona |
| Birth State | Arizona |
| Birth Country | United States |
| Birthplace (normalized) | arizona |
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 Jose Lopez across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Jose Lopez
Son · 1940 · age 23 · b. ~1917 · Arizona
★ You are viewing this record
Sibling
Anita Lopez
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alicia Lopez
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lydia Lopez
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Faustino Lopez
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rafael Lopez
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Armida Lopez
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alfonso Lopez
Sibling · 1940 · age 5
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 — Gila-County, Arizona
Open full size
1940 US Federal Census — Gila-County, Arizona
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00102-00760)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Alberto Lopez | 55 | brother-in-law | — | Arizona |
| 42 | Marcelino Cordova | 47 | head | Miner | Mexico |
| 43 | Ysabel Cordova | 46 | wife | — | Arizona |
| 44 | Ernesto Garcia | 27 | step-son | Mill Man | Arizona |
| 45 | R Amelia Lopez | 15 | step-daughter | — | Arizona |
| 46 | Aurora Lopez | 14 | step-daughter | — | Arizona |
| 47 | Celia Lopez | 12 | step-daughter | — | Arizona |
| 48 | Rodolfo Ruiz | 25 | step-son-in-law | Miner | Texas |
| 49 | Maria Louisa Ruiz | 23 | step-daughter | — | Arizona |
| 50 | Rodolfo Jr. Ruiz | 2 | step-grandson | — | Texas |
| 51 | Saul Ruiz | 0 | step-grandson | — | Texas |
| 52 | Federico Molina | 44 | head | Cement Finisher | Mexico |
| 53 | Manuela Molina | 36 | wife | — | Mexico |
| 54 | Clotilde Acuna | 70 | mother | — | Mexico |
| 55 | Henry Ayala | 20 | nephew | — | Arizona |
| 56 | Victoria Escalante | 26 | head | — | Arizona |
| 57 | Mercy Escalante | 4 | daughter | — | Arizona |
| 58 | Charlie Escalante | 1 | son | — | Arizona |
| 59 | Socorro Escalante | 0 | daughter | — | Arizona |
| 60 | Francisco Delpino | 45 | head | Manager | Arizona |
| 61 | Jesus Delpino | 38 | wife | — | Mexico |
| 62 | Clemente F Martinez | 58 | head | Plasterer | Mexico |
| 63 | Trinidad Martinez | 54 | wife | — | Mexico |
| 64 | Emma Martinez | 19 | daughter | — | Arizona |
| 65 | Trinidad Martinez | 15 | daughter | — | Arizona |
| 66 | Dinerio Martinez | 14 | son | — | Arizona |
| 67 | Leandro De Leon | 43 | head | Clerk | Mexico |
| 68 | Josefa S De Leon | 35 | wife | — | Arizona |
| 69 | Dina S De Leon | 14 | daughter | — | Arizona |
| 70 | Elia Uma De Leon | 9 | daughter | — | Arizona |
| 71 | Faustino Lopez | 47 | head | Worker In Mill Shorts | Mexico |
| 72 | Anita Q Lopez | 39 | wife | — | Mexico |
| 73 | Jose Lopez THIS PERSON | 23 | son | New Worker | Arizona |
| 74 | Rafael Lopez | 22 | son | Copper Mill | Arizona |
| 75 | Armida Lopez | 16 | daughter | — | Arizona |
| 76 | Faustino Lopez | 15 | son | — | Arizona |
| 77 | Alicia Lopez | 13 | daughter | — | Arizona |
| 78 | Anita Lopez | 11 | daughter | — | Arizona |
| 79 | Lydia Lopez | 8 | daughter | — | Arizona |
| 80 | Alfonso Lopez | 5 | son | — | Arizona |
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)