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John Rogers — 1940 US Census Record
Model Tree available1940 United States Federal Census · Salt-Lake-County, Utah
Our Model Tree links this John Rogers across the 1920, 1930 and 1940 US Censuses in Salt-Lake-County, Utah (XGBoost, ~Confirmed), with identified parents Alexander & Florence — first a son (b.~1907), then head of a 4-person household.
Age 33
b. ~1907
Male
Son
Born: Utah
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Salt-Lake-County, Utah |
| Surname | Rogers |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Salt Lake City |
| 1935 Residence (County) | Salt Lake |
| Additional Details | |
| Occupation | Statistician |
| Industry | Broker Office |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 900 |
| Highest Grade | C 3 |
| 1935 Residence | Same place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Occupation | Statistician |
| Township / Ward | Salt Lake City |
| Est. Birth Year | ~1907 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Florence Rogers | Head | — | 71 | ~1869 |
| Etta Reed | Other | — | 75 | ~1865 |
| John Rogers | Son | — | 33 | ~1907 |
| Allan Rogers | Son | — | 42 | ~1898 |
Census Appearances
1920
Salt Lake, …
Son, age 13
Salt Lake, Utah · implied b. ~1907 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Rogers |
| Given Name | John T |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1930
Salt Lake, …
Son, age 23
Salt Lake, Utah · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Rogers |
| Given Name | John F |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Occupation | Broker |
| Industry | Stocks + Bonds |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1940
Salt-Lake-County, Utah
Son, age 33
Salt-Lake-County, Utah · implied b. ~1907 — 4 household members
| Surname | Rogers |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Salt Lake City |
| 1935 Residence (County) | Salt Lake |
| Occupation | Statistician |
| Industry | Broker Office |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 900 |
| Highest Grade | C 3 |
| 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 Rogers across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Alexander Rogers (~0.92 confidence) and mother Florence Rogers (~0.92 confidence) and mother Florence Rogers (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Alexander Rogers
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Florence Rogers
b. ~1869
Source mother
● Household
· direct · ~0.92
Mother
Florence Rogers
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Rogers
Son · 1940 · age 33 · b. ~1907 · Utah
★ You are viewing this record
Sibling
Allan Rogers
Sibling · 1940 · age 42
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
40 people indexed on this census page (nara:1940:m-t0627-04226-00610)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ernest C Bramwell | 70 | Head | Owner Manager | England |
| 42 | Zilpha Bramwell | 63 | Wife | — | Utah |
| 43 | Albert J Buringer | 70 | Head | Time Clerk | England |
| 44 | Anna W Buringer | 60 | Wife | — | Germany |
| 45 | De Mar L Holdaway | 24 | Head | Truck Driver | Utah |
| 46 | Marian M Holdaway | 22 | Wife | Waitress | Utah |
| 47 | Sarah Reynolds | 88 | Head | — | Iowa |
| 48 | Sarah A Weed | 61 | Head | — | Minnesota |
| 49 | Edna Burningham | 25 | Head | Registered Nurse | Utah |
| 50 | Albert J Milton | 31 | Head | Truck Driver | Utah |
| 51 | Mary Milton | 24 | Wife | — | Utah |
| 52 | Margal Milton | 3 | Daughter | — | Utah |
| 53 | Peder S Sundberg | 50 | Head | Teacher | Utah |
| 54 | Diane Sundberg | 19 | Daughter | — | Utah |
| 55 | Flora Sundberg | 17 | Daughter | — | Utah |
| 56 | Arthur J Duckworth | 73 | Father | Salesman | England |
| 57 | Marvel George Nell | 34 | Lodger | Salesman | Utah |
| 58 | Donald Ray Peart | 24 | Lodger | Interior Decorator | Utah |
| 59 | Martin J Lutz | 30 | Lodger | Carpenter | Denmark |
| 60 | Florence M Rogers | 71 | Head | — | Utah |
| 61 | Allan Rogers | 42 | Son | Clerk | Utah |
| 62 | John Rogers THIS PERSON | 33 | Son | Statistician | Utah |
| 63 | Etta S Reed | 75 | Sister | Private Practitioner | Utah |
| 64 | Buel F Ninessire | 45 | Head | Manager | Missouri |
| 65 | Magnolia Ninessire | 33 | Wife | — | Oklahoma |
| 66 | Wilma J Ninessire | 9 | Daughter | — | Oklahoma |
| 67 | William Buckley | 54 | Head | Bar Tender | Idaho |
| 68 | Kate Buckley | 55 | Wife | — | Utah |
| 69 | Margaret Spillman | 15 | Daughter | Operator | Utah |
| 70 | Russell Spillman | 10 | Son | — | Utah |
| 71 | Don A Birrell | 39 | Head | Wool Checker | Utah |
| 72 | Myra Birrell | 36 | Wife | — | Utah |
| 73 | Barbara Birrell | 7 | Daughter | — | Utah |
| 74 | Marilyn Birrell | 4 | Daughter | — | Utah |
| 75 | Richard Birrell | 3 | Son | — | Utah |
| 76 | Henry E Sellers | 39 | Head | Official Clerk | Utah |
| 77 | Aurella Sellers | 34 | Wife | — | Canada E |
| 78 | Aurella R Sellers | 15 | Daughter | — | Utah |
| 79 | Earl S Sellers | 10 | Son | — | Utah |
| 80 | Eldon R Borg | 26 | Head | Bar Tender | Utah |
Pedigree Summary
John + 1 sibling
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)