HW
Helen Watson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Salt-Lake-County, Utah
Our Model Tree links this Helen Watson across the 1920, 1930 and 1940 US Censuses in Salt-Lake-County, Utah (XGBoost, ~Confirmed), with identified parents Alfred & Alonzo — 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 | Watson |
| Given Name | Helen |
| 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 | Clerk |
| Industry | Retail Notions |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 700 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Occupation | Clerk |
| 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 Helen | Age | Birth yr |
|---|---|---|---|---|
| Kathryn Watson | Daughter | — | 13 | ~1927 |
| Henry Watson | Son | — | 15 | ~1925 |
| Ella Watson | Spouse | — | 51 | ~1889 |
| Henry Watson | Head | — | 54 | ~1886 |
| Helen Watson | Daughter | — | 21 | ~1919 |
| Maurine Watson | Daughter | — | 18 | ~1922 |
Census Appearances
1920
Salt Lake, …
Daughter, age 1
Salt Lake, Utah · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Watson |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| 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, …
Daughter, age 11
Salt Lake, Utah · implied b. ~1919 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Watson |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| 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
Daughter, age 21
Salt-Lake-County, Utah · implied b. ~1919 — 6 household members
| Surname | Watson |
| Given Name | Helen |
| 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 | Clerk |
| Industry | Retail Notions |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 700 |
| Highest Grade | Hs 4 |
| 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 Helen Watson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Alfred Watson (~0.92 confidence) and father Alonzo Watson (~0.92 confidence) and father Henry Watson (~0.92 confidence) and mother Ella Watson (~0.92 confidence) and mother Erla Watson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Alfred Watson
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Alonzo Watson
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Henry Watson
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Ella Watson
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Erla Watson
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen Watson
Daughter · 1940 · age 21 · b. ~1919 · Utah
★ You are viewing this record
Sibling
Kathryn Watson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Watson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maurine Watson
Sibling · 1940 · age 18
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-t0627-04223-00221)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Constance Boelter | 22 | Daughter | — | Utah |
| 42 | Grace B. Gossett | 30 | Head | Accountant | Utah |
| 43 | Seymour N. Bailey | 76 | Head | Seedsman | Utah |
| 44 | Emma J. Bailey | 68 | Wife | — | Utah |
| 45 | Arthur Parsons | 90 | Head | — | England |
| 46 | Henry Watson | 54 | Head | Brickmason | Utah |
| 47 | Ella Watson | 51 | Wife | — | Utah |
| 48 | Helen Watson THIS PERSON | 21 | Daughter | Clerk | Utah |
| 49 | Maurine Watson | 18 | Daughter | Stenographer | Utah |
| 50 | Henry B. Watson | 15 | Son | — | Utah |
| 51 | Kathryn Watson | 13 | Daughter | — | Utah |
| 52 | James O. Perry | 64 | Head | Plumber | Pennsylvania |
| 53 | Maggie Perry | 42 | Wife | — | Utah |
| 54 | Rachel Butler | 39 | Daughter | Clerk | Utah |
| 55 | Helen Butler | 21 | Granddaughter | Stenographer | Utah |
| 56 | Job De Carves | 39 | Head | Owner | Utah |
| 57 | Lorena De Carves | 37 | Wife | Clerk | Utah |
| 58 | Betty De Carves | 16 | Daughter | — | Utah |
| 59 | James C. Watson | 73 | Head | — | Utah |
| 60 | James L. Watson | 40 | Son | Janitor | Utah |
| 61 | Alfred Jones | 51 | Lodger | Painter | England |
| 62 | Alfred Jr. Jones | 17 | Lodger | — | Utah |
| 63 | Ray Jones | 14 | Lodger | — | Utah |
| 64 | Chas M. Eldredge | 51 | Head | — | Utah |
| 65 | Joseph W. Eldredge | 25 | Son | Salesman | Utah |
| 66 | Naomi Eldredge | 25 | Daughter in law | — | Utah |
| 67 | Susan E. Eldredge | 1 | Granddaughter | — | Utah |
| 68 | George Millham | 25 | Head | Manager | Utah |
| 69 | Edith Millham | 21 | Wife | — | Utah |
| 70 | Joseph F. Young | 36 | Head | Contractor | Utah |
| 71 | Edith C. Young | 30 | Wife | — | Idaho |
| 72 | Wilford Weight | 27 | Head | Auditor | Utah |
| 73 | Jean M. Weight | 24 | Wife | Teacher | Montana |
| 74 | — | None | — | — | — |
| 75 | Earl R. Egbert | 35 | Head | Truck Driver | Utah |
| 76 | Thelma Egbert | 36 | Wife | — | Utah |
| 77 | La Vana Egbert | 11 | Daughter | — | Utah |
| 78 | Dale Egbert | 10 | Son | — | Utah |
| 79 | La Dene Egbert | 9 | Daughter | — | Utah |
| 80 | Marilyn Egbert | 5 | Daughter | — | Utah |
Pedigree Summary
Helen + 3 siblings
Gen 1 · 5 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)