JG
John Giles — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Salt-Lake-County, Utah
Our Model Tree links this John Giles across the 1930 and 1940 US Censuses in Salt-Lake-County, Utah (XGBoost, ~Confirmed) — first a head (b.~1904), then head of a 6-person household.
Age 36
b. ~1904
Male
Head
Born: Utah
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Salt-Lake-County, Utah |
| Surname | Giles |
| Given Name | John W |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Utah |
| 1935 Residence (City) | Salt Lake City |
| 1935 Residence (County) | Salt Lake |
| Additional Details | |
| Occupation | Carman Helper |
| Industry | Steam Railroad |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 496 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Occupation | Carman Helper |
| Township / Ward | Salt Lake City |
| Est. Birth Year | ~1904 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Arvilla Giles | Daughter | — | 11 | ~1929 |
| Lillian Giles | Spouse | — | 30 | ~1910 |
| Irene Giles | Daughter | — | 5 | ~1935 |
| Lyman Giles | Son | — | 9 | ~1931 |
| John Giles | Head | — | 36 | ~1904 |
| Dale Giles | Son | — | 2 | ~1938 |
Census Appearances
1930
Salt Lake, …
Head, age 26
Salt Lake, Utah · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Giles |
| Given Name | John W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Utah |
| Age at First Marriage | 21 |
| Father's Birthplace | Utah |
| Mother's Birthplace | Sweden |
| Occupation | Florist |
| Industry | Floral Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 15 |
| Radio Set | R |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1940
Salt-Lake-County, Utah
Head, age 36
Salt-Lake-County, Utah · implied b. ~1904 — 6 household members
| Surname | Giles |
| Given Name | John W |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Utah |
| 1935 Residence (City) | Salt Lake City |
| 1935 Residence (County) | Salt Lake |
| Occupation | Carman Helper |
| Industry | Steam Railroad |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 496 |
| 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 John Giles across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Giles
Head · 1940 · age 36 · b. ~1904 · Utah
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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-t0627-04226-00107)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Violet Lockwood | 27 | Daughter | — | Utah |
| 2 | Charles Stevenson | 60 | Head | Checker | Scotland |
| 3 | Jane Stevenson | 62 | Wife | — | Utah |
| 4 | Lowell Stevenson | 23 | Son | — | Utah |
| 5 | Harry Littlefair | 47 | Head | Stockman | Utah |
| 6 | Mable Littlefair | 40 | Wife | — | Canada |
| 7 | Joan Littlefair | 20 | Daughter | Apprentice | Utah |
| 8 | Lavone Littlefair | 15 | Daughter | Operator | Utah |
| 9 | Enda Hess | 29 | Block | — | Utah |
| 10 | John W Giles THIS PERSON | 36 | Head | Carman Helper | Utah |
| 11 | Lillian Giles | 30 | Wife | — | Utah |
| 12 | Arvilla Giles | 11 | Daughter | — | Utah |
| 13 | Lyman Giles | 9 | Son | — | Utah |
| 14 | Irene Giles | 5 | Daughter | — | Utah |
| 15 | Dale Giles | 2 | Son | — | Utah |
| 16 | George H Teal | 45 | Head | Conductor | Utah |
| 17 | Ingrid Teal | 45 | Wife | — | Utah |
| 18 | Maida C Teal | 21 | Daughter | Teacher | Utah |
| 19 | Dale H Teal | 18 | Son | — | Utah |
| 20 | Claire Teal | 13 | Daughter | — | Utah |
| 21 | Charles A Remy | 48 | Head | Milk Inspector | Colorado |
| 22 | Marie R Remy | 53 | Wife | — | Missouri |
| 23 | William Cecil Avril | 30 | Head | Barber | Utah |
| 24 | Lois Workman | 40 | Wife | — | Utah |
| 25 | Bob Workman | 7 | Son | — | Utah |
| 26 | Kenneth Workman | 5 | Son | — | Utah |
| 27 | Reva Workman | 4 | Daughter | — | Utah |
| 28 | William C Brown | 51 | Head | Laborer | Montana |
| 29 | Clara W Brown | 44 | Wife | — | Utah |
| 30 | Bertha L Brown | 21 | Daughter | Route Manager | Utah |
| 31 | Ralph W Brown | 16 | Son | — | Utah |
| 32 | Robert B Williams | 31 | Head | Maintenance Engineer | Utah |
| 33 | Helen M Williams | 24 | Wife | — | Utah |
| 34 | Harold Williams | 10 | Son | — | California |
| 35 | Ronald J Williams | 8 | Son | — | Utah |
| 36 | Vida Burnett | 45 | Head | Housework | Pennsylvania |
| 37 | Joe Burnett | 65 | Husband | Labor | Pennsylvania |
| 38 | Josephine Burnett | 15 | Daughter | — | Utah |
| 39 | Barbara Burnett | 12 | Daughter | — | Utah |
| 40 | Minerva Lindquist | 69 | Mother | — | Pennsylvania |
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)