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John Mckay — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Weber-County, Utah
Our Model Tree links this John Mckay across the 1930 and 1940 US Censuses in Weber-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 | Weber-County, Utah |
| Surname | McKay |
| Given Name | John G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Huntsville Town |
| 1935 Residence (County) | Weber |
| Additional Details | |
| Industry | S |
| Class of Worker | 0 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Township / Ward | Huntsville Town |
| 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 John | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Mckay | Spouse | — | 43 | ~1897 |
| Monroe Mckay | Son | — | 11 | ~1929 |
| Ann Mckay | Daughter | — | 5 | ~1935 |
| Mary Mckay | Daughter | — | 3 | ~1937 |
| Quinn Mckay | Son | — | 13 | ~1927 |
| Elizabeth Mckay | Daughter | — | 1 | ~1939 |
| James Mckay | Head | — | 59 | ~1881 |
| John Mckay | Son | — | 15 | ~1925 |
| Barrie Mckay | Son | — | 9 | ~1931 |
Census Appearances
1930
Weber, Utah
Son, age 5
Weber, Utah · implied b. ~1925 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McKay |
| Given Name | John Jun. |
| 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
Weber-County, Utah
Son, age 15
Weber-County, Utah · implied b. ~1925 — 9 household members
| Surname | McKay |
| Given Name | John G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Huntsville Town |
| 1935 Residence (County) | Weber |
| Industry | S |
| Class of Worker | 0 |
| 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 John Mckay across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Mckay
Son · 1940 · age 15 · b. ~1925 · Utah
★ You are viewing this record
Sibling
Mary Mckay
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Mckay
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barrie Mckay
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Monroe Mckay
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Quinn Mckay
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ann Mckay
Sibling · 1940 · age 5
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 — Weber-County, Utah
Open full size
1940 US Federal Census — Weber-County, Utah
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04222-00177)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mark G. Johansen | 33 | Head | Farmer | Utah |
| 2 | Gweneth Johansen | 33 | Wife | — | Utah |
| 3 | Gary Johansen | 11 | Son | — | Utah |
| 4 | Sheridan Johansen | 8 | Son | — | Utah |
| 5 | Patsy Johansen | 5 | Daughter | — | Utah |
| 6 | Ammon G. Allen | 54 | Head | Farmer | Utah |
| 7 | Lottie O. Allen | 56 | Wife | — | Utah |
| 8 | Verna Mae Allen | 20 | Daughter | Operator | Utah |
| 9 | Samuel Wangsgard | 50 | Head | Farmer | Utah |
| 10 | Grace P. Wangsgard | 46 | Wife | — | Utah |
| 11 | Lynwood Wangsgard | 20 | Son | Farmer | Utah |
| 12 | Daniel Allen | 52 | Head | Farmer | Utah |
| 13 | Ella W. Allen | 49 | Wife | — | Utah |
| 14 | Mark D. Allen | 24 | Son | Farmer | Utah |
| 15 | Merna Allen | 23 | Daughter | — | Utah |
| 16 | Dean H. Allen | 19 | Son | Farmer | Utah |
| 17 | Frank Thurston | 53 | Head | Farmer | Utah |
| 18 | Mary Q. Thurston | 51 | Wife | — | Utah |
| 19 | Arleigh Thurston | 32 | Head | Labourer | Utah |
| 20 | Ruth O. Thurston | 27 | Wife | — | Utah |
| 21 | Eugene Thurston | 5 | Son | — | Utah |
| 22 | Harvey A. Newey | 29 | Head | Farmer | Utah |
| 23 | Laverna B. Newey | 27 | Wife | — | Utah |
| 24 | Harlo Dee Newey | 1 | Son | — | Utah |
| 25 | Theodore Mcdonald | 38 | Head | Grazing | Utah |
| 26 | Kathryn V. Mcdonald | 35 | Wife | — | Utah |
| 27 | Lowell Dee Mcdonald | 15 | Son | — | Utah |
| 28 | Russell Mcdonald | 12 | Son | — | Utah |
| 29 | Duane J. Mcdonald | 8 | Son | — | Utah |
| 30 | Alice G. Mcdonald | 3 | Daughter | — | Utah |
| 31 | James G. Mckay | 59 | Head | Stockman | Utah |
| 32 | Elizabeth O. Mckay | 43 | Wife | — | Utah |
| 33 | John G. Mckay THIS PERSON | 15 | Son | — | Utah |
| 34 | Quinn G. Mckay | 13 | Son | — | Utah |
| 35 | Monroe G. Mckay | 11 | Son | — | Utah |
| 36 | Barrie L. Mckay | 9 | Son | — | Utah |
| 37 | Ann Mckay | 5 | Daughter | — | Utah |
| 38 | Mary Mckay | 3 | Daughter | — | Utah |
| 39 | Elizabeth Mckay | 1 | Daughter | — | Utah |
| 40 | Thomas E. Mckay | 64 | Head | Farmer | Utah |
Related Census Records
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)