MS
Mary Stuart — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Salt-Lake-County, Utah
Our Model Tree links this Mary Stuart across the 1930 and 1940 US Censuses in Salt-Lake-County, Utah (XGBoost, ~Confirmed) — first a daughter (b.~1919), then head of a 6-person household.
Age 21
b. ~1919
Female
Daughter
Born: Utah
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Salt-Lake-County, Utah |
| Surname | Stuart |
| Given Name | Mary G |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Salt Lake City |
| 1935 Residence (County) | Salt Lake |
| Additional Details | |
| Occupation | Service Dept |
| Industry | Public Utility |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 660 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Occupation | Service Dept |
| Township / Ward | Salt Lake City |
| Est. Birth Year | ~1919 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Stuart | Daughter | — | 21 | ~1919 |
| Rose Stuart | Daughter | — | 19 | ~1921 |
| Ruth Stuart | Spouse | — | 46 | ~1894 |
| Faye Stuart | Daughter | — | 13 | ~1927 |
| Shirley Stuart | Daughter | — | 15 | ~1925 |
| Frederick Stuart | Head | — | 53 | ~1887 |
Census Appearances
1930
Salt Lake, …
Daughter, age 11
Salt Lake, Utah · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Stuart |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | Idaho |
| Mother's Birthplace | Utah |
| Can Read/Write | Yes |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1940
Salt-Lake-County, Utah
Daughter, age 21
Salt-Lake-County, Utah · implied b. ~1919 — 6 household members
| Surname | Stuart |
| Given Name | Mary G |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Salt Lake City |
| 1935 Residence (County) | Salt Lake |
| Occupation | Service Dept |
| Industry | Public Utility |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 660 |
| Highest Grade | C 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 Mary Stuart across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Stuart
Daughter · 1940 · age 21 · b. ~1919 · Utah
★ You are viewing this record
Sibling
Shirley Stuart
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rose Stuart
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Faye Stuart
Sibling · 1940 · age 13
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-t0627-04223-00281)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Wendell M Pender | 33 | Head | Fountain Dispenser | Utah |
| 42 | Roselle Pender | 35 | Wife | Cashier | Utah |
| 43 | Gerald E Pender | 10 | Son | — | Utah |
| 44 | Sarah M Pender | 68 | Mother | Clerk | England |
| 45 | W. Louis Gardner | 51 | Head | Clerk | Utah |
| 46 | Mona Louise Gardner | 33 | Wife | Clerk | Utah |
| 47 | W. Louis Jr Gardner | 11 | Son | — | Utah |
| 48 | Mona Kathar Gardner | 3 | Daughter | — | Utah |
| 49 | Owen F Bringhurst | 36 | Head | Credit Dept | Utah |
| 50 | Gladys Bringhurst | 35 | Wife | — | Utah |
| 51 | Walter L Horrocks | 36 | Head | Repairman | Utah |
| 52 | Marcella Horrocks | 35 | Wife | — | Utah |
| 53 | Gary W Horrocks | 12 | Son | — | Utah |
| 54 | David R Conger | 57 | Head | Still Man | Idaho |
| 55 | Grace C Conger | 56 | Wife | — | Idaho |
| 56 | C. Henry Murek | 48 | Head | Owner & Operator | Utah |
| 57 | Caroline F Murek | 46 | Wife | — | Germany |
| 58 | John Henry Murek | 10 | Son | — | Utah |
| 59 | Reid Green Murek | 4 | Son | — | Utah |
| 60 | Frederick L Stuart | 53 | Head | Carpenter | Idaho |
| 61 | Ruth E Stuart | 46 | Wife | — | Utah |
| 62 | Mary G Stuart THIS PERSON | 21 | Daughter | Service Dept | Utah |
| 63 | Rose L Stuart | 19 | Daughter | — | Utah |
| 64 | Shirley R Stuart | 15 | Daughter | — | Utah |
| 65 | Faye C Stuart | 13 | Daughter | — | Utah |
| 66 | Alexander F Berryman | 46 | Head | Mail Clerk | Utah |
| 67 | Lillie B Berryman | 45 | Wife | — | Utah |
| 68 | Charles S Smith | 59 | Head | Salesman | Utah |
| 69 | Mary Ann Smith | 62 | Wife | — | Utah |
| 70 | Mary Bernice Smith | 23 | Daughter | Machine Operator | Utah |
| 71 | Don James O'Brien | 34 | Head | Operator - Nr | Utah |
| 72 | Nelda R O'Brien | 31 | Wife | — | Utah |
| 73 | Neil Rich O'Brien | 11 | Son | — | Utah |
| 74 | Patricia O'Brien | 5 | Daughter | — | Utah |
| 75 | Charles G Buckle | 47 | Head | Linotype Operator | Utah |
| 76 | Mabel Adams Buckle | 44 | Wife | — | Colorado |
| 77 | Marjorie Edna Buckle | 24 | Daughter | Stenographer | Utah |
| 78 | Mabel Rae Buckle | 21 | Daughter | — | Utah |
| 79 | Amy E Yowell | 66 | Head | — | Utah |
| 80 | John E Yowell | 46 | Son | Salesman | Utah |
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)