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Donald Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Salt-Lake-County, Utah
Our Model Tree links this Donald Davis across the 1920, 1930 and 1940 US Censuses in Salt-Lake-County, Utah (XGBoost, ~Confirmed), with identified parents Isabella & William — first a son (b.~1919), then head of a 3-person household.
Age 21
b. ~1919
Male
Son
Born: Utah
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Salt-Lake-County, Utah |
| Surname | Davis |
| Given Name | Donald L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Salt Lake City |
| 1935 Residence (County) | Salt Lake |
| Additional Details | |
| Occupation | 0 |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same House |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Occupation | 0 |
| 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Donald | Age | Birth yr |
|---|---|---|---|---|
| Laurence Davis | Head | — | 44 | ~1896 |
| Donald Davis | Son | — | 21 | ~1919 |
| Lucille Davis | Spouse | — | 43 | ~1897 |
Census Appearances
1920
Salt Lake, …
Son, age 1
Salt Lake, Utah · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1930
Salt Lake, …
Son, age 11
Salt Lake, Utah · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| 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
Salt-Lake-County, Utah
Son, age 21
Salt-Lake-County, Utah · implied b. ~1919 — 3 household members
| Surname | Davis |
| Given Name | Donald L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Salt Lake City |
| 1935 Residence (County) | Salt Lake |
| Occupation | 0 |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same House |
| 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 Donald Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Isabella Davis (~0.82 confidence) and father William Davis (~0.82 confidence) and father Lawrence Davis (~0.92 confidence) and mother Lucille Davis (~0.92 confidence) and mother Lucille Davis (~0.92 confidence). The pedigree spans 2 generations with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.88
Mother
Isabella Davis
b. ~1862
Source father>mother
● Household
· direct · ~0.82
Father
William Davis
b. ~1862
Source father>father
● Household
· direct · ~0.82
Father
Lawrence Davis
b. ~1896
Source father
● Household
· direct · ~0.92
Mother
Lucille Davis
b. ~1897
Source mother
● Household
· direct · ~0.92
Mother
Lucille Davis
b. ~1898
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Donald Davis
Son · 1940 · age 21 · b. ~1919 · 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 — Salt-Lake-County, Utah
Open full size
1940 US Federal Census — Salt-Lake-County, Utah
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-04223-00664)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lillie Louise Fisher | 10 | Daughter | 0 | Utah |
| 2 | Gloria Gale Fisher | 9 | Daughter | 0 | Utah |
| 3 | Robert G. Jr. Fisher | 5 | Son | 0 | Idaho |
| 4 | Felix Baronette | 30 | Head | Mechanic | Italy |
| 5 | Francis Baronette | 22 | Wife | 0 | Utah |
| 6 | Evelyn Baronette | 2 | Daughter | 0 | Utah |
| 7 | Raymond Martin | 51 | Head | Tax Comm'R Auditor | Nebraska |
| 8 | Emma S. Martin | 44 | Wife | 0 | Utah |
| 9 | Raymond J. Martin | 21 | Son | New Worker | Utah |
| 10 | Charles Martin | 18 | Son | 0 | Utah |
| 11 | Bruce Martin | 12 | Son | 0 | Utah |
| 12 | Maude Trease | 52 | Lodger | School Teacher | Utah |
| 13 | Hans P. Walgren | 65 | Head | Grocery | Denmark |
| 14 | Octavia Walgren | 65 | Wife | Helper | Denmark |
| 15 | Abraham Mcgillis | 51 | Head | Salesman | Turkey |
| 16 | Lillian S. Mcgillis | 36 | Wife | 0 | Utah |
| 17 | Marilyn Mcgillis | 10 | Daughter | 0 | Utah |
| 18 | Mary Jane Mcgillis | 8 | Daughter | 0 | Utah |
| 19 | Lillian E. Mcgillis | 4 | Daughter | 0 | Utah |
| 20 | Mattie Sanford | 61 | Head | School Teacher | Utah |
| 21 | Dan C. Kimball | 63 | Head | Salesman | Utah |
| 22 | Marie A. Kimball | 64 | Wife | 0 | Utah |
| 23 | Mary Kimball | 34 | Daughter | Teacher | Utah |
| 24 | Lea Kimball | 27 | Daughter | Mail Order Clerk | Utah |
| 25 | Dorothy Kimball | 25 | Daughter | Musician | Utah |
| 26 | Lois Kimball | 22 | Daughter | Teacher | Utah |
| 27 | Lillie Daniels | 25 | Lodger | 0 | Calif |
| 28 | John H. Glenn | 64 | Head | Real Estate Broker | Utah |
| 29 | Lyle James Glenn | 61 | Wife | 0 | Utah |
| 30 | Harold Glenn | 20 | Son | General Work | Utah |
| 31 | John Jr. Glenn | 17 | Son | 62 | Utah |
| 32 | Delia D. Neibaur | 65 | Head | 0 | Utah |
| 33 | Ivie Neibaur | 31 | Daughter | 0 | Idaho |
| 34 | James G. Neibaur | 34 | Son-in-law | Research | Utah |
| 35 | James C. Jr. Neibaur | 7 | Son of Son-in-law | 0 | Utah |
| 36 | Annie L. Neibaur | 76 | Daughter-in-law | 0 | Utah |
| 37 | Laurence L. Davis | 44 | Head | Shipping Clerk | Utah |
| 38 | Lucille Davis | 43 | Wife | 0 | Utah |
| 39 | Donald L. Davis THIS PERSON | 21 | Son | 0 | Utah |
Related Census Records
Pedigree Summary
Donald
Gen 1 · 3 parents
~0.92
Gen 2 · 2 grandparents
~0.82
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)