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Joseph Jenkins — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Duchesne-County, Utah
Our Model Tree links this Joseph Jenkins across the 1930 and 1940 US Censuses in Duchesne-County, Utah (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 9-person household.
Age 15
b. ~1925
Male
Son
Born: Utah
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Duchesne-County, Utah |
| Surname | Jenkins |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Bluebell Precinct |
| 1935 Residence (County) | Duchesne |
| Additional Details | |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Township / Ward | Bluebell Precinct |
| 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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Sepharina Jenkins | Spouse | — | 43 | ~1897 |
| Elaine Jenkins | Daughter | — | 5 | ~1935 |
| Azaril Jenkins | Daughter | — | 17 | ~1923 |
| Henry Jenkins | Son | — | 22 | ~1918 |
| Howard Jenkins | Son | — | 9 | ~1931 |
| Joseph Jenkins | Son | — | 15 | ~1925 |
| Samuel Jenkins | Head | — | 42 | ~1898 |
| Hazel Jenkins | Daughter | — | 7 | ~1933 |
| Selma Jenkins | Son | — | 11 | ~1929 |
Census Appearances
1930
Duchesne, Utah
Son, age 5
Duchesne, Utah · implied b. ~1925 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jenkins |
| Given Name | Joseph P |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1940
Duchesne-County, Utah
Son, age 15
Duchesne-County, Utah · implied b. ~1925 — 9 household members
| Surname | Jenkins |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Bluebell Precinct |
| 1935 Residence (County) | Duchesne |
| Highest Grade | H-2 |
| 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 Joseph Jenkins across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Joseph Jenkins
Son · 1940 · age 15 · b. ~1925 · Utah
★ You are viewing this record
Sibling
Elaine Jenkins
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hazel Jenkins
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Howard Jenkins
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Selma Jenkins
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Azaril Jenkins
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Jenkins
Sibling · 1940 · age 22
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 — Duchesne-County, Utah
Open full size
1940 US Federal Census — Duchesne-County, Utah
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04212-00620)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lyndon Bird | 36 | Head | Truck Driver | Utah |
| 2 | Alice M. Bird | 36 | Wife | — | Nevada |
| 3 | Lynette Bird | 7 | Daughter | — | Utah |
| 4 | Margaret Ann Bird | 5 | Daughter | — | Utah |
| 5 | Alta Luay Bird | 3 | Daughter | — | Utah |
| 6 | Elsie Jane Bird | 2 | Daughter | — | Utah |
| 7 | Kenneth Lyndon Bird | 1 | Son | — | Utah |
| 8 | Alonzo Bird | 72 | Father | — | Utah |
| 9 | Samuel H. Jenkins | 42 | Head | Farming | Utah |
| 10 | Sepharina Jenkins | 43 | Wife | Housewife | Utah |
| 11 | Henry Jenkins | 22 | Son | Laborer | Idaho |
| 12 | Azaril Jenkins | 17 | Daughter | — | Utah |
| 13 | Joseph Jenkins THIS PERSON | 15 | Son | — | Utah |
| 14 | Selma Jenkins | 11 | Son | — | Utah |
| 15 | Howard Jenkins | 9 | Son | — | Utah |
| 16 | Hazel Jenkins | 7 | Daughter | — | Utah |
| 17 | Elaine Jenkins | 5 | Daughter | — | Utah |
| 18 | Clarence Bird | 48 | Head | Laborer | Utah |
| 19 | Lydia Bird | 43 | Wife | — | Utah |
| 20 | Alva W. Bird | 21 | Son | Laborer | Utah |
| 21 | John S. Bird | 19 | Son | Truck Driver | Utah |
| 22 | Leo F. Bird | 18 | Son | Mine Worker | Utah |
| 23 | Ervin C. Bird | 15 | Son | — | Utah |
| 24 | Clinton L. Bird | 13 | Son | — | Utah |
| 25 | Keith Delos Bird | 11 | Son | — | Utah |
| 26 | Melvin E. Bird | 8 | Son | — | Utah |
| 27 | Dolly B. Bird | 6 | Daughter | — | Utah |
| 28 | Arvella Bird | 4 | Daughter | — | Utah |
| 29 | Olla L. Bird | 4 | Daughter | — | Utah |
| 30 | Lewis Jack Bird | 1 | Son | — | Utah |
| 31 | Christopher Bristol | 65 | Head | Farming | Utah |
| 32 | Panthell Bristol | 14 | Daughter | — | Utah |
| 33 | Bernis Bristol | 24 | Son | Mine Worker | Utah |
| 34 | Alva D. Hancock | 42 | Head | Farming | Utah |
| 35 | Florence Hancock | 41 | Wife | Housewife | Utah |
| 36 | Maurice Hancock | 18 | Son | Laborer | Utah |
| 37 | Glenn Hancock | 16 | Son | Mine Worker | Utah |
| 38 | Vana Hancock | 14 | Daughter | — | Utah |
| 39 | Elva Hancock | 11 | Daughter | — | Utah |
| 40 | Elaine Hancock | 7 | 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)