EN
Ethel Nelson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cache-County, Utah
Our Model Tree links this Ethel Nelson across the 1930 and 1940 US Censuses in Cache-County, Utah (XGBoost, ~Confirmed) — first a daughter (b.~1921), then head of a 9-person household.
Age 19
b. ~1921
Female
Daughter
Born: Utah
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cache-County, Utah |
| Surname | Nelson |
| Given Name | Ethel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | College |
| 1935 Residence (County) | Cache |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Township / Ward | College |
| Est. Birth Year | ~1921 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ethel | Age | Birth yr |
|---|---|---|---|---|
| Edmund Nelson | Son | — | 1 | ~1939 |
| Barbara Nelson | Daughter | — | 8 | ~1932 |
| Vera Nelson | Daughter | — | 13 | ~1927 |
| Howard Nelson | Son | — | 20 | ~1920 |
| Martha Nelson | Spouse | — | 45 | ~1895 |
| Myrtle Nelson | Daughter | — | 17 | ~1923 |
| Reed Nelson | Son | — | 22 | ~1918 |
| Leslie Nelson | Head | — | 46 | ~1894 |
| Ethel Nelson | Daughter | — | 19 | ~1921 |
Census Appearances
1930
Cache, Utah
Daughter, age 9
Cache, Utah · implied b. ~1921 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nielsen |
| Given Name | Ethel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Can Read/Write | Yes |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1940
Cache-County, Utah
Daughter, age 19
Cache-County, Utah · implied b. ~1921 — 9 household members
| Surname | Nelson |
| Given Name | Ethel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | College |
| 1935 Residence (County) | Cache |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| 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 Ethel Nelson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ethel Nelson
Daughter · 1940 · age 19 · b. ~1921 · Utah
★ You are viewing this record
Sibling
Vera Nelson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edmund Nelson
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Reed Nelson
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Howard Nelson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Myrtle Nelson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barbara Nelson
Sibling · 1940 · age 8
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-t0627-04210-00049)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Melinda B Olsen | 50 | Wife | — | Utah |
| 42 | Sidney J Olsen | 21 | Son | Truck Driver | Utah |
| 43 | Dale B Olsen | 19 | Son | Farmer | Utah |
| 44 | Eugene W Olsen | 17 | Son | — | Utah |
| 45 | Josephine Olsen | 14 | Daughter | — | Utah |
| 46 | Katherine Olsen | 12 | Daughter | — | Utah |
| 47 | Neil Olsen | 8 | Son | — | Utah |
| 48 | Theron Olsen | 7 | Son | — | Utah |
| 49 | Bonnie Lu Olsen | 4 | Daughter | — | Utah |
| 50 | Leslie D Nelson | 46 | Head | Farmer | Utah |
| 51 | Martha S Nelson | 45 | Wife | — | Utah |
| 52 | Reed Nelson | 22 | Son | — | Utah |
| 53 | Howard Nelson | 20 | Son | — | Utah |
| 54 | Ethel Nelson THIS PERSON | 19 | Daughter | — | Utah |
| 55 | Myrtle Nelson | 17 | Daughter | — | Utah |
| 56 | Vera Nelson | 13 | Daughter | — | Utah |
| 57 | Barbara Nelson | 8 | Daughter | — | Utah |
| 58 | Edmund Nelson | 1 | Son | — | Utah |
| 59 | Melvin C Nielsen | 37 | Head | Laborer | Utah |
| 60 | Lila C Nielsen | 33 | Wife | — | Idaho |
| 61 | Larry Nielsen | 4 | Son | — | Utah |
| 62 | Edward J B Olsen | 22 | Head | Farmer | Utah |
| 63 | Isabelle Olsen | 17 | Wife | — | Utah |
| 64 | Amos R Nelson | 44 | Head | School Teacher | Utah |
| 65 | Esther Nelson | 42 | Wife | — | Utah |
| 66 | Dale Nelson | 19 | Son | Laborer | Utah |
| 67 | Wilma Nelson | 18 | Daughter | Laborer | Utah |
| 68 | Carol Nelson | 16 | Daughter | Laborer | Utah |
| 69 | Elaine Nelson | 14 | Daughter | — | Utah |
| 70 | Connie Nelson | 7 | Daughter | — | Utah |
| 71 | Ione Nelson | 3 | Daughter | — | Utah |
| 72 | J Gifford Nielsen | 43 | Head | Salesman | Utah |
| 73 | Lavanda Nielsen | 45 | Wife | — | Utah |
| 74 | May Nielsen | 19 | Son | Laborer | Utah |
| 75 | Jay Nielsen | 17 | Son | Laborer | Utah |
| 76 | Elsie J Nielsen | 15 | Daughter | — | Utah |
| 77 | Judy Nielsen | 13 | Daughter | — | Utah |
| 78 | Bertha Nielsen | 11 | Daughter | — | Utah |
| 79 | Mark Nielsen | 10 | Son | — | Utah |
| 80 | Zelda Nielsen | 4 | Daughter | — | 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)