RG
Robert Gilbert — 1940 US Census Record
Model Tree available1940 United States Federal Census · Duchesne-County, Utah
Our Model Tree links this Robert Gilbert across the 1920, 1930 and 1940 US Censuses in Duchesne-County, Utah (XGBoost, ~Confirmed), with identified parents Leander & Aprilla — first a son (b.~1917), then head of a 12-person household.
Age 23
b. ~1917
Male
Son
Born: Utah
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Duchesne-County, Utah |
| Surname | Gilbert |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Precinct 20 Arcadia |
| 1935 Residence (County) | Duchesne |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Occupation | Farmer |
| Township / Ward | Precinct 20 Arcadia |
| Est. Birth Year | ~1917 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Bryant Gilbert | Son | — | 10 | ~1930 |
| Ellen Gilbert | Daughter | — | 5 | ~1935 |
| Ruth Gilbert | Daughter | — | 14 | ~1926 |
| Harry Gilbert | Son | — | 2 | ~1938 |
| Garry Gilbert | Son | — | 18 | ~1922 |
| Willard Gilbert | Son | — | 21 | ~1919 |
| Rose Gilbert | Spouse | — | 46 | ~1894 |
| Glen Gilbert | Son | — | 21 | ~1919 |
| Leonard Gilbert | Son | — | 7 | ~1933 |
| Leandrus Gilbert | Head | — | 47 | ~1893 |
| Robert Gilbert | Son | — | 23 | ~1917 |
| Howard Gilbert | Son | — | 12 | ~1928 |
Census Appearances
1920
Duchesne, Utah
Son, age 3
Duchesne, Utah · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gilbert |
| Given Name | Robert J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Occupation | none |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1930
Duchesne, Utah
Son, age 13
Duchesne, Utah · implied b. ~1917 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gilbert |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| 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
Duchesne-County, Utah
Son, age 23
Duchesne-County, Utah · implied b. ~1917 — 12 household members
| Surname | Gilbert |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Precinct 20 Arcadia |
| 1935 Residence (County) | Duchesne |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | Hs 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 Robert Gilbert across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Leander Gilbert (~0.92 confidence) and mother Aprilla Gilbert (~0.92 confidence) and mother Rose Gilbert (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Leander Gilbert
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Aprilla Gilbert
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Rose Gilbert
b. ~1895
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Gilbert
Son · 1940 · age 23 · b. ~1917 · Utah
★ You are viewing this record
Sibling
Willard Gilbert
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leonard Gilbert
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Gilbert
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Howard Gilbert
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ellen Gilbert
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Glen Gilbert
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Garry Gilbert
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bryant Gilbert
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Gilbert
Sibling · 1940 · age 2
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
39 people indexed on this census page (nara:1940:m-t0627-04212-00779)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Gerry Thompson | 22 | Son | Farmer | Utah |
| 2 | Leandrus J. Gilbert | 47 | Head | Farmer | Utah |
| 3 | Rose Gilbert | 46 | Wife | — | Utah |
| 4 | Robert Gilbert THIS PERSON | 23 | Son | Farmer | Utah |
| 5 | Glen Gilbert | 21 | Son | Carpenters Helper | Utah |
| 6 | Willard Gilbert | 21 | Son | Farm Laborer | Utah |
| 7 | Garry Gilbert | 18 | Son | Farm Laborer | Utah |
| 8 | Ruth Gilbert | 14 | Daughter | — | Utah |
| 9 | Howard Gilbert | 12 | Son | — | Utah |
| 10 | Bryant Gilbert | 10 | Son | — | Utah |
| 11 | Leonard Gilbert | 7 | Son | — | Utah |
| 12 | Ellen Gilbert | 5 | Daughter | — | Utah |
| 13 | Harry Gilbert | 2 | Son | — | Utah |
| 14 | Thomas M. Gilbert | 44 | Head | Farmer | Utah |
| 15 | Cecelia Gilbert | 43 | Wife | — | Utah |
| 16 | Jack L. Gilbert | 16 | Son | Farm Laborer | Utah |
| 17 | Evelyn Gilbert | 11 | Daughter | — | Utah |
| 18 | Naoma Gilbert | 8 | Daughter | — | Utah |
| 19 | Gayle G. Gilbert | 6 | Son | — | Utah |
| 20 | Rulon J. Gilbert | 3 | Son | — | Utah |
| 21 | Martha Gilbert | 1 | Daughter | — | Utah |
| 22 | Mildred Gilbert | 1 | Daughter | — | Utah |
| 23 | Vyrnal J. Nielson | 33 | Head | Carpenter | Utah |
| 24 | Elsie B. Nielson | 33 | Wife | — | Utah |
| 25 | Ramona Nielson | 2 | Daughter | — | Utah |
| 27 | Dee D. Reese | 27 | Head | Auto Mechanic | Idaho |
| 28 | Virgie Reese | 24 | Wife | — | Utah |
| 29 | La Rita Reese | 6 | Daughter | — | Utah |
| 30 | Jimmie Reese | 5 | Son | — | Utah |
| 31 | Ronald Reese | 3 | Son | — | Utah |
| 32 | John Taylor | 42 | Head | Farmer | Utah |
| 33 | Caroline Taylor | 40 | Wife | — | Utah |
| 34 | Merrill Taylor | 15 | Son | Farm Laborer | Utah |
| 35 | Rulon Taylor | 11 | Son | — | Utah |
| 36 | Shelby Taylor | 10 | Son | — | Utah |
| 37 | Colene Taylor | 5 | Daughter | — | Utah |
| 38 | Preston Taylor | 6 | Son | — | Utah |
| 39 | Allie Taylor | 4 | Daughter | — | Utah |
| 40 | Elma Taylor | 2 | Son | — | Utah |
Pedigree Summary
Robert + 9 siblings
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)