MC
Mary Curtis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Davis-County, Utah
Our Model Tree links this Mary Curtis across the 1920, 1930 and 1940 US Censuses in Davis-County, Utah (XGBoost, ~Confirmed) — first a head (b.~1866), then head of a 2-person household.
Age 74
b. ~1866
Female
Head
Born: Utah
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Davis-County, Utah |
| Surname | Curtis |
| Given Name | Mary E |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 74 |
| Marital Status | Widowed |
| Birthplace | Utah |
| 1935 Residence (City) | Bountiful City |
| 1935 Residence (County) | Davis |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Township / Ward | Bountiful City |
| Est. Birth Year | ~1866 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Thelma Curtis | Daughter | — | 44 | ~1896 |
| Mary Curtis | Head | — | 74 | ~1866 |
Census Appearances
1920
Davis, Utah
Head, age 54
Davis, Utah · implied b. ~1866 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Curtis |
| Given Name | Mary E. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Widowed |
| Birthplace | Utah |
| Father's Birthplace | England |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1930
Davis, Utah
Head, age 64
Davis, Utah · implied b. ~1866 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Curtis |
| Given Name | Mary E. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 64 |
| Marital Status | Widowed |
| Birthplace | Utah |
| Age at First Marriage | 22 |
| Father's Birthplace | England |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 3000 |
| Radio Set | R |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1940
Davis-County, Utah
Head, age 74
Davis-County, Utah · implied b. ~1866 — 2 household members
| Surname | Curtis |
| Given Name | Mary E |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 74 |
| Marital Status | Widowed |
| Birthplace | Utah |
| 1935 Residence (City) | Bountiful City |
| 1935 Residence (County) | Davis |
| Highest Grade | 8 |
| 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 Curtis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Curtis
Head · 1940 · age 74 · b. ~1866 · 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 — Davis-County, Utah
Open full size
1940 US Federal Census — Davis-County, Utah
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-04212-00008)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John E Stocks | 60 | Head | Medical Doctor | Utah |
| 42 | Mary E Stocks | 57 | Wife | — | Utah |
| 43 | Maxine Stocks | 26 | Daughter | Dietitian | Utah |
| 44 | Jesse Stocks | 18 | Daughter | — | Utah |
| 45 | Ira Curtis | 42 | Head | Manager | Utah |
| 46 | Polly H Curtis | 41 | Wife | — | Utah |
| 47 | Ken Curtis | 17 | Son | Teacher | Utah |
| 48 | Hal Curtis | 11 | Son | — | Utah |
| 49 | F N Bills | 34 | Head | Manager | Utah |
| 50 | Rowena Bills | 24 | Wife | — | Idaho |
| 51 | Edward P Livan | 54 | Head | Auto Dealer | Nevada |
| 52 | Ida Livan | 38 | Wife | — | Utah |
| 53 | Myron P Layton | 33 | Head | Teacher | Utah |
| 54 | Elaine Layton | 29 | Wife | — | Utah |
| 55 | Belle Sessions | 50 | Head | City Treasurer | Utah |
| 56 | Beth Sessions | 22 | Daughter | — | Utah |
| 57 | Ray Hatch | 46 | Head | Blacksmith | Utah |
| 58 | Christie Hatch | 41 | Wife | — | Utah |
| 59 | Bert Hatch | 18 | Son | — | Utah |
| 60 | Calvin Hatch | 15 | Son | — | Utah |
| 61 | Hal Hatch | 7 | Son | — | Utah |
| 62 | Fred Lewis | 63 | Head | Janitor | England |
| 63 | Daisy Lewis | 56 | Wife | — | England |
| 64 | Doris Lewis | 25 | Daughter | — | Utah |
| 65 | Reginald Lewis | 30 | Son | Attendant | Utah |
| 66 | Loren Lewis | 30 | Daughter-in-law | — | Utah |
| 67 | Richard Lewis | 7 | Grandson | — | Utah |
| 68 | Barbara Lewis | 1 | Granddaughter | — | Utah |
| 69 | Martha Burningham | 78 | Head | — | Utah |
| 70 | Glen Burningham | 22 | Grandson | Laborer | Utah |
| 71 | Merle Burningham | 20 | Granddaughter-in-law | — | Utah |
| 72 | Jerry T Burningham | 2 | Great Grandson | — | Utah |
| 74 | Mary E Curtis THIS PERSON | 74 | Head | — | Utah |
| 75 | Thelma Curtis | 44 | Daughter | Teacher | Utah |
| 76 | Mina Moss | 47 | Head | School Cafeteria | Utah |
| 77 | Sandra Moss | 12 | Daughter | — | Utah |
| 78 | Hugh H Moss | 24 | Son | — | Utah |
| 79 | Calvin Roberts | 55 | Head | Sheriff | Utah |
| 80 | Daisy D Roberts | 48 | Wife | — | Tennessee |
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)