JC
John Clayton — 1940 US Census Record
Model Tree available1940 United States Federal Census · Salt-Lake-County, Utah
Our Model Tree links this John Clayton across the 1920, 1930 and 1940 US Censuses in Salt-Lake-County, Utah (XGBoost, ~Confirmed), with identified parents John & Gail — first a son (b.~1916), then head of a 5-person household.
Age 24
b. ~1916
Male
Son
Born: Utah
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Salt-Lake-County, Utah |
| Surname | Clayton |
| Given Name | John M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Salt Lake City |
| 1935 Residence (County) | Salt Lake |
| Additional Details | |
| Class of Worker | 36 |
| Hours Worked | 12 |
| Highest Grade | C 1 |
| 1935 Residence | Same Place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Township / Ward | Salt Lake City |
| Est. Birth Year | ~1916 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Darwin Clayton | Son | — | 18 | ~1922 |
| John Clayton | Son | — | 24 | ~1916 |
| Richard Clayton | Son | — | 15 | ~1925 |
| Gail Clayton | Spouse | — | 51 | ~1889 |
| John Clayton | Head | — | 57 | ~1883 |
Census Appearances
1920
Salt Lake, …
Son, age 5
Salt Lake, Utah · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clayton |
| Given Name | John M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | England |
| Mother's Birthplace | Utah |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1930
Salt Lake, …
Son, age 15
Salt Lake, Utah · implied b. ~1915 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clayton |
| Given Name | John M. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | England |
| Mother's Birthplace | Utah |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1940
Salt-Lake-County, Utah
Son, age 24
Salt-Lake-County, Utah · implied b. ~1916 — 5 household members
| Surname | Clayton |
| Given Name | John M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Salt Lake City |
| 1935 Residence (County) | Salt Lake |
| Class of Worker | 36 |
| Hours Worked | 12 |
| Highest Grade | C 1 |
| 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 John Clayton across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Clayton (~0.92 confidence) and mother Gail Clayton (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Clayton
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Gail Clayton
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Clayton
Son · 1940 · age 24 · b. ~1916 · Utah
★ You are viewing this record
Sibling
Darwin Clayton
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Clayton
Sibling · 1940 · age 15
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 — Salt-Lake-County, Utah
Open full size
1940 US Federal Census — Salt-Lake-County, Utah
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-04223-00633)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Barbara Breisinger | 20 | Daughter | — | Utah |
| 42 | John Clayton | 57 | Head | Salesman | England |
| 43 | Gail B. Clayton | 51 | Wife | — | Utah |
| 44 | John M. Clayton THIS PERSON | 24 | Son | — | Utah |
| 45 | Darwin A. Clayton | 18 | Son | — | Utah |
| 46 | Richard W. Clayton | 15 | Son | — | Utah |
| 48 | Harold R. Bradford | 31 | Head | Chemist | Utah |
| 49 | Ethel C. Bradford | 28 | Wife | — | Utah |
| 50 | Richard Bradford | 5 | Son | — | Utah |
| 51 | Frank Roosendaal | 30 | Head | Manager | Holland |
| 52 | Camille Roosendaal | 30 | Wife | Helper | Utah |
| 53 | Marilyn Roosendaal | 9 | Daughter | — | Utah |
| 54 | Royce Roosendaal | 8 | Son | — | Utah |
| 55 | William F. Mc Crea | 31 | Head | Pub. Director | Utah |
| 56 | Carol Mc Crea | 31 | Wife | — | Colorado |
| 57 | William B. Mc Crea | 6 | Son | — | Utah |
| 58 | Patricia D. Mc Crea | 3 | Daughter | — | Utah |
| 59 | Amy A. Wood | 18 | Maid | Maid | Idaho |
| 60 | Clarence M. Plant | 38 | Head | Salesman | Utah |
| 61 | Margie Plant | 33 | Wife | — | Utah |
| 62 | Lawrence Plant | 9 | Son | — | Utah |
| 63 | Claire Plant | 5 | Daughter | — | Utah |
| 64 | Neber H. Taylor | 37 | Head | Right Of Way Agent | Utah |
| 65 | Dorothy Taylor | 29 | Wife | — | Illinois |
| 66 | Richard Taylor | 8 | Son | — | Utah |
| 67 | Janice Taylor | 3 | Daughter | — | Utah |
| 68 | Suzanne Taylor | 0 | Daughter | — | Utah |
| 69 | Victor O. Ahlstrom | 45 | Head | Chief Clerk | Utah |
| 70 | Ethel Ahlstrom | 36 | Wife | — | Utah |
| 71 | William E. Featherstone | 40 | Head | Owner And Manager | Indiana |
| 72 | Gertrude Featherstone | 32 | Wife | — | Utah |
| 74 | Carey B. Thomson | 31 | Head | Parts & Accessories Manager | Oregon |
| 75 | Margaret Thomson | 32 | Wife | — | Oregon |
| 76 | Carey B. Jr. Thomson | 7 | Son | — | Oregon |
| 77 | Barbara Thomson | 5 | Daughter | — | Oregon |
| 78 | Harold J. Barker | 33 | Head | Purchasing Agent | Utah |
| 79 | Nellita Barker | 31 | Wife | — | Utah |
| 80 | Joyce Barker | 8 | Daughter | — | Utah |
Related Census Records
Pedigree Summary
John + 2 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 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)