JC
John Cooper — 1920 US Census Record
Model Tree available1920 United States Federal Census · San Juan, Utah
Our Model Tree links this John Cooper across the 1920, 1930 and 1940 US Censuses in San Juan, Utah (XGBoost, ~Confirmed), with identified parents Jesse & Mary — first a son (b.~1910), then head of a 8-person household.
Age 10
b. ~1910
Male
Son
Born: Colorado
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | San Juan, Utah |
| Surname | Cooper |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | Canada |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Township / Ward | Monticello Town |
| Est. Birth Year | ~1910 |
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.
8 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Evelyn Cooper | Daughter | — | 12 | ~1908 |
| Gladys Cooper | Daughter | — | 16 | ~1904 |
| Jesse Cooper | Head | — | 45 | ~1875 |
| G Cooper | Son | — | 15 | ~1905 |
| Lawrence Cooper | Son | — | 14 | ~1906 |
| John Cooper | Son | — | 10 | ~1910 |
| Arthur Cooper | Son | — | 8 | ~1912 |
| H Cooper | Son | — | 18 | ~1902 |
Census Appearances
1920
San Juan, …
Son, age 10
San Juan, Utah · implied b. ~1910 — 8 household members
| Surname | Cooper |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | Canada |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
San Juan, …
Son, age 20
San Juan, Utah · implied b. ~1910 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Joe W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | Canada |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
Head, age 30
San-Juan-County, Utah · implied b. ~1910 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Cheyenne |
| Occupation | mechanic |
| Industry | Garage |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1320 |
| Highest Grade | C 2 |
| 1935 Residence | Wyoming |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
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 John Cooper across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Jesse Cooper (~0.92 confidence) and mother Mary Cooper (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Jesse Cooper
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Mary Cooper
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Cooper
Son · 1920 · age 10 · b. ~1910 · Utah
★ You are viewing this record
Sibling
Lawrence Cooper
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
H Cooper
Sibling · 1920 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
G Cooper
Sibling · 1920 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Cooper
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gladys Cooper
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arthur Cooper
Sibling · 1920 · 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
1920 US Federal Census — San Juan, Utah
Open full size
1920 US Federal Census — San Juan, Utah
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1864unit:0081)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | L. W. Adams | 40 | Head | Farmer | Arizona |
| 2 | Olive Adams | 43 | Wife | — | Kansas |
| 3 | Melissa Adams | 17 | Daughter | — | Utah |
| 4 | John Walter Adams | 13 | Son | — | Utah |
| 5 | Bertha Adams | 12 | Daughter | Farm Labor | Utah |
| 6 | Ada Adams | 8 | Daughter | — | Utah |
| 7 | Jesse Cooper | 45 | Head | Nurse | Canada |
| 8 | H. Kenneth Cooper | 18 | Son | Laborer | Colorado |
| 9 | Gladys Cooper | 16 | Daughter | — | Utah |
| 10 | G. Earnest Cooper | 15 | Son | Farm Laborer | Utah |
| 11 | Lawrence Cooper | 14 | Son | Farm Laborer | Utah |
| 12 | Evelyn Cooper | 12 | Daughter | — | Colorado |
| 13 | John W. Cooper THIS PERSON | 10 | Son | — | Colorado |
| 14 | Arthur L. Cooper | 8 | Son | — | Nevada |
| 15 | Geo. B. Adams | 55 | Head | Farmer | Utah |
| 16 | M. Evelyn Adams | 53 | Wife | — | Utah |
| 17 | Geo. B. Jr. Adams | 28 | Son | Musician | Utah |
| 18 | William Adams | 21 | Son | Farm Hand | Utah |
| 19 | Ronald P. Adams | 17 | Son | Farm Hand | Utah |
| 20 | Hazel G. Adams | 13 | Daughter | — | Utah |
| 21 | Ethel Adams | 15 | Daughter | — | Utah |
| 22 | Donald T. Adams | 12 | Son | — | Utah |
| 23 | William Adams | 10 | Son | — | Utah |
| 24 | Jose B. Valance | 52 | Head | Laborer | New Mexico |
| 25 | Lizzie Duhart | 42 | Head | — | Utah |
| 26 | Milton Duhart | 12 | Son | — | Utah |
| 27 | Lloyd Duhart | 10 | Son | — | Utah |
| 28 | Angeline Duhart | 8 | Daughter | — | Utah |
| 29 | Narciso Gallegos | 42 | Head | Sheepherder | New Mexico |
| 30 | Rosa Gallegos | 36 | Wife | — | New Mexico |
| 31 | Anita Gallegos | 7 | Daughter | — | Utah |
| 32 | Cleofas Gallegos | 5 | Daughter | — | Utah |
| 33 | Eduardo Gallegos | 3 | Son | — | Utah |
| 34 | Metgalfa Gallegos | 1 | Daughter | — | Utah |
| 35 | Julian Gallegos | 50 | Head | Herding Sheep | New Mexico |
| 36 | Gallegos | 45 | Wife | — | New Mexico |
| 37 | Margarita Gallegos | 18 | Daughter | — | New Mexico |
| 38 | Melton Gallegos | 10 | Son | — | New Mexico |
| 39 | Luther Dale | 31 | Head | Farmer | Utah |
| 40 | Irene Dale | 21 | Wife | — | Utah |
| 41 | Dale | 3 | Son | — | Utah |
| 42 | Howard Dale | 1 | Son | — | Utah |
| 43 | Antonio Chavez | 42 | Head | Herding Sheep | New Mexico |
| 44 | Eliza Chavez | 32 | Wife | — | New Mexico |
| 45 | Virginia Chavez | 14 | Daughter | — | New Mexico |
| 46 | David E. Chavez | 11 | Son | — | New Mexico |
| 47 | Chavez | 5 | Son | — | New Mexico |
| 48 | Leocadia Chavez | 3 | Daughter | — | New Mexico |
| 49 | Chavez | 1 | Son | — | Utah |
| 50 | Daniel Chavez | 43 | Head | Herding Sheep | New Mexico |
Related Census Records
Pedigree Summary
John + 6 siblings
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 1920 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)