CT
Cora Thompson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Maricopa-County, Arizona
Our Model Tree links this Cora Thompson across the 1930 and 1940 US Censuses in Maricopa-County, Arizona (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 5-person household.
Age 15
b. ~1925
Female
Daughter
Born: Arizona
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Maricopa-County, Arizona |
| Surname | Thompson |
| Given Name | Cora Mae |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Arizona |
| 1935 Residence (City) | Mesa City |
| 1935 Residence (County) | Maricopa |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Arizona |
| Birth Country | United States |
| Birthplace (normalized) | arizona |
| Township / Ward | Mesa City |
| Est. Birth Year | ~1925 |
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 Cora | Age | Birth yr |
|---|---|---|---|---|
| James Thompson | Head | — | 40 | ~1900 |
| Retta Thompson | Spouse | — | 34 | ~1906 |
| James Thompson | Son | — | 11 | ~1929 |
| Cora Thompson | Daughter | — | 15 | ~1925 |
| Annie Thompson | Daughter | — | 6 | ~1934 |
Census Appearances
1930
Maricopa, Arizona
Daughter, age 5
Maricopa, Arizona · implied b. ~1925 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Cora |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Arizona |
| Father's Birthplace | Utah |
| Mother's Birthplace | Arizona |
| Birth State | Arizona |
| Birth Country | United States |
| Birthplace (normalized) | arizona |
1940
Maricopa-County, Arizona
Daughter, age 15
Maricopa-County, Arizona · implied b. ~1925 — 5 household members
| Surname | Thompson |
| Given Name | Cora Mae |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Arizona |
| 1935 Residence (City) | Mesa City |
| 1935 Residence (County) | Maricopa |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 Cora Thompson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Cora Thompson
Daughter · 1940 · age 15 · b. ~1925 · Arizona
★ You are viewing this record
Sibling
Annie Thompson
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Thompson
Sibling · 1940 · age 11
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 — 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-t0627-00106-00178)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ray Bauman | 23 | Son | Operator | Ohio |
| 42 | William L. Kellie | 49 | Head | Butcher | Texas |
| 43 | May Kellie | 55 | Wife | — | Arizona |
| 44 | Robert B. Kellie | 14 | Son | — | Arizona |
| 45 | Raymond L. Kellie | 10 | Son | — | Arizona |
| 46 | Frank J. Pomeroy | 69 | Head | Tax Collector | Idaho |
| 47 | Dora Pomeroy | 66 | Wife | — | Utah |
| 48 | Gladys Pomeroy | 35 | Daughter | Teacher | Arizona |
| 49 | James G. Jr. Thompson | 40 | Head | Plumber | Utah |
| 50 | Retta C. Thompson | 34 | Wife | Fruit Packer | Arizona |
| 51 | Cora Mae Thompson THIS PERSON | 15 | Daughter | — | Arizona |
| 52 | James Orson Thompson | 11 | Son | — | California |
| 53 | Annie Thompson | 6 | Daughter | — | Texas |
| 54 | Frank T. Pomeroy | 44 | Head | Postmaster | Arizona |
| 55 | Eunice Pomeroy | 43 | Wife | — | Wyoming |
| 56 | Gail F. Pomeroy | 22 | Son | Delivery Man | Arizona |
| 57 | Alice Jean Pomeroy | 19 | Daughter | — | Arizona |
| 58 | Wayne Pomeroy | 17 | Son | Salesman | Arizona |
| 59 | Pat Gerald Pomeroy | 8 | Son | — | Arizona |
| 60 | Joseph W. Adams | 30 | Head | — | Arizona |
| 61 | Belle G. Adams | 29 | Wife | — | Arizona |
| 62 | Harold Joseph Adams | 9 | Son | — | Arizona |
| 63 | Leon Ray Adams | 7 | Son | — | Arizona |
| 64 | Leroy Delwin Adams | 5 | Son | — | Arizona |
| 65 | Melvin Dee Adams | 4 | Son | — | Arizona |
| 66 | Evelyn Belle Adams | 2 | Daughter | — | Arizona |
| 67 | Lola Brinson | 63 | Head | — | Michigan |
| 68 | Ruth Baldwin | None | Head | — | Illinois |
| 69 | Alfred Smith | 39 | Head | Service Man | Utah |
| 70 | Elizabeth Smith | 34 | Wife | — | California |
| 71 | Mary Elizabeth Smith | 13 | Daughter | — | Arizona |
| 72 | Elsie Diana Hutcherson | 25 | Daughter-in-law | — | Arizona |
| 73 | Hugh Hutcherson | 36 | Lodger | Service Station Operator | Arizona |
| 74 | Glen Jones | 29 | Head | Painter | Arkansas |
| 75 | Mabel Jones | 28 | Wife | — | Arkansas |
| 76 | Betty Jean Jones | 6 | Daughter | — | Arkansas |
| 77 | James G. Palmer | 60 | Head | Telephone | Ohio |
| 78 | Doris Palmer | 14 | Daughter | — | Arizona |
| 79 | Alberta Hammon | 15 | Housekeeper | — | Wyoming |
| 80 | Thomas Howard Pearce | 42 | Head | Mechanic | Oklahoma |
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)