RT
Ray Thompson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Yavapai-County, Arizona
Our Model Tree links this Ray Thompson across the 1920, 1930 and 1940 US Censuses in Yavapai-County, Arizona (XGBoost, ~Confirmed), with identified parents Ambrose & Ember — first a head (b.~1898), then head of a 3-person household.
Age 42
b. ~1898
Male
Head
Born: Texas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Yavapai-County, Arizona |
| Surname | Thompson |
| Given Name | Ray |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Texas |
| 1935 Residence (City) | Prescott City |
| 1935 Residence (County) | Yavapai |
| Additional Details | |
| Occupation | Conductor |
| Industry | on train |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 1024 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
| Occupation | Conductor |
| Township / Ward | Prescott City |
| Est. Birth Year | ~1898 |
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 Ray | Age | Birth yr |
|---|---|---|---|---|
| Theadocia Thompson | Spouse | — | 37 | ~1903 |
| Ray Thompson | Son | — | 11 | ~1929 |
| Ray Thompson | Head | — | 42 | ~1898 |
Census Appearances
1920
Yavapai, Arizona
Son, age 22
Yavapai, Arizona · implied b. ~1898 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Roy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Texas |
| Father's Birthplace | Arkansas |
| Mother's Birthplace | Illinois |
| Occupation | Brakeman |
| Industry | Santa Fe Railway |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
Son, age 32
Yavapai, Arizona · implied b. ~1898 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Roy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Texas |
| Age at First Marriage | 27 |
| Father's Birthplace | Arkansas |
| Mother's Birthplace | Illinois |
| Occupation | Conductor |
| Industry | Steam Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1940
Yavapai-County, Arizona
Head, age 42
Yavapai-County, Arizona · implied b. ~1898 — 3 household members
| Surname | Thompson |
| Given Name | Ray |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Texas |
| 1935 Residence (City) | Prescott City |
| 1935 Residence (County) | Yavapai |
| Occupation | Conductor |
| Industry | on train |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 1024 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
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 Ray Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Ambrose Thompson (~0.92 confidence) and mother Ember Thompson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ambrose Thompson
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Ember Thompson
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ray Thompson
Head · 1940 · age 42 · b. ~1898 · 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 — Yavapai-County, Arizona
Open full size
1940 US Federal Census — Yavapai-County, Arizona
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00114-00016)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Danell M. Hayes | 22 | Head | Road Worker | Arizona |
| 2 | Elizabeth Jean Hayes | 1 | Daughter | — | Arizona |
| 3 | Tony Marchello | 42 | Head | Manager | Italy |
| 4 | Jennie Marchello | 39 | Wife | — | New Mexico |
| 5 | John Marchello | 14 | Son | — | Arizona |
| 6 | Anne Marchello | 64 | Mother | — | Italy |
| 7 | Battista Marchello | 51 | Uncle | — | Italy |
| 8 | Andy Erland | 61 | Lodger | Road Worker | Sweden |
| 9 | Le Roy Franks | 23 | Lodger | Camp Cook | Texas |
| 10 | Evelyn Croy | 34 | Head | Laborer | Arizona |
| 11 | Barbara Croy | 11 | Daughter | — | Arizona |
| 12 | Bessie Croy | 11 | Daughter | — | Arizona |
| 13 | Tom O. Maxwell | 53 | Head | Locomotive Engineer | Indiana |
| 14 | Nettie A. Maxwell | 49 | Wife | — | Illinois |
| 15 | Jarret Fitzmaurice | 74 | Head | Placer | Washington |
| 16 | Ulreka Fitzmaurice | 65 | Wife | — | Sweden |
| 17 | Robert M. Fitzmaurice | 13 | Son | — | Arizona |
| 18 | John Ravetto | 42 | Head | Bartender | Italy |
| 19 | Adeline Ravetto | 30 | Wife | — | Colorado |
| 20 | Teresa Ravetto | 9 | Daughter | — | New Mexico |
| 21 | George Ravetto | 7 | Son | — | New Mexico |
| 22 | John Ravetto | 3 | Son | — | New Mexico |
| 23 | Arthur H. Bailey | 63 | Head | — | Tennessee |
| 24 | Mary Elizabeth Bailey | 58 | Wife | — | Tennessee |
| 25 | Thellen Bayless | 45 | Head | Trucking | Arizona |
| 26 | Jennie B. Bayless | 68 | Mother | — | Illinois |
| 27 | Clifford Hoffman | 43 | Head | Cook | Tennessee |
| 28 | Leona Hoffman | 37 | Wife | — | Tennessee |
| 29 | H. N. Patterson | 41 | Head | Store Keeper | Virginia |
| 30 | Maurine Patterson | 25 | Wife | — | California |
| 31 | Howard Patterson | 19 | Son | Bell Hop | Ohio |
| 32 | Francis Patterson | 17 | Daughter | — | Ohio |
| 33 | Joyce Barnes | 8 | Stepdaughter | — | Arizona |
| 34 | Thomas Hatfield | 82 | Head | — | Wales |
| 35 | Minnie Hatfield | 80 | Wife | — | Sweden |
| 36 | Edith Diederich | 50 | Daughter | Music Teacher | Colorado |
| 37 | Ray Thompson THIS PERSON | 42 | Head | Conductor | Texas |
| 38 | Theadocia Thompson | 37 | Wife | — | Washington |
| 39 | Ray S. Thompson | 11 | Son | — | Arizona |
| 40 | Dollie Eaton | 32 | Head | — | Texas |
Related Census Records
Pedigree Summary
Ray
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)