MW
Mildred Williams — 1940 US Census Record
Model Tree available1940 United States Federal Census · Utah-County, Utah
Our Model Tree links this Mildred Williams across the 1920, 1930 and 1940 US Censuses in Utah-County, Utah (XGBoost, ~Confirmed), with identified parents Ernest & Sarah — first a daughter (b.~1918), then head of a 2-person household.
Age 22
b. ~1918
Female
Daughter
Born: Utah
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Utah-County, Utah |
| Surname | Williams |
| Given Name | Mildred |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Spanish Fork City |
| 1935 Residence (County) | Utah |
| Additional Details | |
| Occupation | Teacher |
| Industry | Dancing |
| Class of Worker | PW |
| Hours Worked | 14 |
| Income (1939) | 80 |
| Highest Grade | H-3 |
| 1935 Residence | Same place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Occupation | Teacher |
| Township / Ward | Spanish Fork City |
| Est. Birth Year | ~1918 |
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 Mildred | Age | Birth yr |
|---|---|---|---|---|
| Mildred Williams | Daughter | — | 22 | ~1918 |
| Sarah Williams | Head | — | 52 | ~1888 |
Census Appearances
1920
Utah, Utah
Daughter, age 2
Utah, Utah · implied b. ~1918 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Mildred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1930
Utah, Utah
Daughter, age 12
Utah, Utah · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Mildred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Can Read/Write | Yes |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1940
Utah-County, Utah
Daughter, age 22
Utah-County, Utah · implied b. ~1918 — 2 household members
| Surname | Williams |
| Given Name | Mildred |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Spanish Fork City |
| 1935 Residence (County) | Utah |
| Occupation | Teacher |
| Industry | Dancing |
| Class of Worker | PW |
| Hours Worked | 14 |
| Income (1939) | 80 |
| Highest Grade | H-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 Mildred Williams across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Ernest Williams (~0.92 confidence) and mother Sarah Williams (~0.92 confidence) and mother Louise Williams (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ernest Williams
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Sarah Williams
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Louise Williams
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mildred Williams
Daughter · 1940 · age 22 · b. ~1918 · Utah
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Utah-County, Utah
Open full size
1940 US Federal Census — Utah-County, Utah
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-04220-00659)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Reed Rowe | 32 | head | Salesman | Utah |
| 2 | Violet Rowe | 32 | wife | — | Idaho |
| 3 | Joseph P. Stoker | 62 | head | Farmer | Utah |
| 4 | Catherine Davis | 78 | head | — | Utah |
| 5 | Charles Christiansen | 44 | head | Carpenter | Utah |
| 6 | Halleen Christiansen | 37 | wife | — | Utah |
| 7 | Arden Christiansen | 15 | son | — | Utah |
| 8 | Dean Christiansen | 13 | son | — | Utah |
| 9 | Gail Christiansen | 10 | son | — | Utah |
| 10 | Clyde Christiansen | 5 | son | — | Utah |
| 11 | Infant Christiansen | 0 | daughter | — | Utah |
| 12 | Parley Rasmussen | 22 | brother-in-law | Janitor | Utah |
| 13 | Percel Selley | 30 | head | Farm Labor | Utah |
| 14 | Leida Selley | 24 | wife | — | Utah |
| 15 | Burt Selley | 4 | son | — | Utah |
| 16 | Arthur Selley | 2 | son | — | Utah |
| 17 | Sarah Larson | 64 | head | — | S. Ireland |
| 18 | Merrill Larson | 23 | son | Pharmacist | Utah |
| 19 | John W. Finch | 70 | head | Plumber | Utah |
| 20 | Elizabeth R. Finch | 69 | wife | — | Utah |
| 21 | John T. Gillespie | 60 | head | Mechanic | Utah |
| 22 | Mary C. Gillespie | 56 | wife | — | Utah |
| 23 | Sarah L. Williams | 52 | head | — | Utah |
| 24 | Mildred Williams THIS PERSON | 22 | daughter | Teacher | Utah |
| 25 | E. Jones Williams | 31 | head | Farmer | Utah |
| 26 | Genevieve Williams | 32 | wife | — | Utah |
| 27 | Sharon Williams | 4 | daughter | — | Utah |
| 28 | Harry Harrison | 56 | head | Labor | Utah |
| 29 | Alice Harrison | 58 | wife | — | Utah |
| 30 | Mary Harrison | 23 | daughter | Librarian | Utah |
| 31 | Oved Harrison | 20 | son | Laborer | Utah |
| 32 | Francis Ludlow | 43 | head | Labour | Utah |
| 33 | Edith Ludlow | 43 | wife | — | Utah |
| 34 | Kenneth Ludlow | 17 | son | — | Utah |
| 35 | Wallace Ludlow | 11 | son | — | Utah |
| 36 | Colleen Ludlow | 9 | daughter | — | Utah |
| 37 | R. Lamar Memmott | 32 | head | Painting | Utah |
| 38 | Delsa Memmott | 25 | wife | — | Utah |
Related Census Records
Pedigree Summary
Mildred
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)