AT
Agnes Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cache-County, Utah
Our Model Tree links this Agnes Thomas across the 1930 and 1940 US Censuses in Cache-County, Utah (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 10-person household.
Age 17
b. ~1923
Female
Daughter
Born: Utah
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cache-County, Utah |
| Surname | Thomas |
| Given Name | Agnes |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Richmond City |
| 1935 Residence (County) | Cache |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Township / Ward | Richmond City |
| Est. Birth Year | ~1923 |
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 Agnes | Age | Birth yr |
|---|---|---|---|---|
| Milton Thomas | Son | — | 23 | ~1917 |
| Comma Thomas | Daughter | — | 17 | ~1923 |
| Adrain Thomas | Daughter | — | 21 | ~1919 |
| John Thomas | Son | — | 19 | ~1921 |
| Mary Thomas | Spouse | — | 55 | ~1885 |
| Milton Thomas | Son | — | 28 | ~1912 |
| Gayle Thomas | Daughter | — | 12 | ~1928 |
| Duane Thomas | Son | — | 14 | ~1926 |
| Samuel Thomas | Head | — | 47 | ~1893 |
| Agnes Thomas | Daughter | — | 17 | ~1923 |
Census Appearances
1930
Cache, Utah
Daughter, age 8
Cache, Utah · implied b. ~1922 — 15 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Agnes |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1940
Cache-County, Utah
Daughter, age 17
Cache-County, Utah · implied b. ~1923 — 10 household members
| Surname | Thomas |
| Given Name | Agnes |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Richmond City |
| 1935 Residence (County) | Cache |
| Class of Worker | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
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 Agnes Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Agnes Thomas
Daughter · 1940 · age 17 · b. ~1923 · Utah
★ You are viewing this record
Sibling
Milton Thomas
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Duane Thomas
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gayle Thomas
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Thomas
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Adrain Thomas
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Milton Thomas
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Comma Thomas
Sibling · 1940 · age 17
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 — Cache-County, Utah
Open full size
1940 US Federal Census — Cache-County, Utah
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04210-00705)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Rand Thompson | 3 | Head | — | Utah |
| 42 | Ruban Thompson | 39 | Head | Machinist | Utah |
| 43 | Jennie S Thompson | 31 | Wife | — | Utah |
| 44 | Elaine Thompson | 8 | Daughter | — | Utah |
| 45 | Olaf Neilson | 48 | Head | Labor | Utah |
| 46 | Edna Neilson | 39 | Wife | — | Utah |
| 47 | Hansel Neilson | 19 | Son | Helper | Utah |
| 48 | Russel Neilson | 15 | Son | — | Utah |
| 49 | Helen Neilson | 13 | Daughter | — | Utah |
| 50 | Ivan Neilson | 4 | Son | — | Utah |
| 51 | Amiel O Tripp | 68 | Head | — | Utah |
| 52 | Ursel Tripp | 46 | Son | Laborer | Utah |
| 53 | Floyd Tripp | 34 | Son | Laborer | Utah |
| 54 | Theoda Tripp | 33 | Daughter | — | Utah |
| 55 | Newell Purser | 47 | Head | Case Taker | Utah |
| 56 | Edna Purser | 18 | Daughter | — | Utah |
| 57 | Eda Purser | 15 | Daughter | — | Utah |
| 58 | Spencer D Merrill | 24 | Head | Farming | Utah |
| 59 | Lucile Merrill | 20 | Wife | — | Idaho |
| 60 | Spencer Merrill | 0 | Son | 0 | Utah |
| 61 | Samuel Thomas | 47 | Head | Manager | Utah |
| 62 | Mary Thomas | 55 | Wife | — | Utah |
| 63 | Milton Thomas | 23 | Son | Laborer | Utah |
| 64 | Milton Thomas | 28 | Son | Laborer | Utah |
| 65 | Adrain Thomas | 21 | Daughter | Student | Utah |
| 66 | John Thomas | 19 | Son | Laborer | Utah |
| 67 | Agnes Thomas THIS PERSON | 17 | Daughter | — | Utah |
| 68 | Comma Thomas | 17 | Daughter | — | Utah |
| 69 | Duane Thomas | 14 | Son | — | Utah |
| 70 | Gayle Thomas | 12 | Daughter | — | Utah |
| 71 | William Mickelson | 37 | Head | Druggist | Kansas |
| 72 | Marie Mickelson | 36 | Wife | — | Kansas |
| 73 | Jerry Mickelson | 6 | Son | — | Kansas |
| 74 | R. K. Hedges | 46 | Head | Owner | Utah |
| 75 | Nettie Hedges | 41 | Wife | — | Utah |
| 76 | Ray Hedges | 11 | Son | — | Utah |
| 77 | Kenneth Hedges | 2 | Son | — | Utah |
| 78 | Calder Hall | 37 | Head | Manager | Utah |
| 79 | Hattie Hall | 39 | Wife | — | Utah |
| 80 | Blair Hall | 13 | Son | — | Utah |
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)