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William Ross — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Louis-County, Minnesota
Our Model Tree links this William Ross across the 1920, 1930 and 1940 US Censuses in St.-Louis-County, Minnesota (XGBoost, ~Confirmed), with identified parents Fred & F — first a son (b.~1915), then head of a 5-person household.
Age 25
b. ~1915
Male
Son
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-County, Minnesota |
| Surname | Ross |
| Given Name | William J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | City of Duluth |
| 1935 Residence (County) | St. Louis |
| Additional Details | |
| Occupation | Bell Hop |
| Industry | Hotel |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 600 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Bell Hop |
| Township / Ward | City Of Duluth |
| Est. Birth Year | ~1915 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Winnifred Ross | Daughter | — | 20 | ~1920 |
| Fred Ross | Head | — | 61 | ~1879 |
| John Ross | Son | — | 17 | ~1923 |
| William Ross | Son | — | 25 | ~1915 |
| Mary Ross | Spouse | — | 55 | ~1885 |
Census Appearances
1920
St Louis, …
Son, age 6
St Louis, Minnesota · implied b. ~1914 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ross |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Missouri |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
St Louis, …
Son, age 16
St Louis, Minnesota · implied b. ~1914 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ross |
| Given Name | William J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Missouri |
| Occupation | Laborer |
| Industry | Street |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
St.-Louis-County, Minnesota
Son, age 25
St.-Louis-County, Minnesota · implied b. ~1915 — 5 household members
| Surname | Ross |
| Given Name | William J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | City of Duluth |
| 1935 Residence (County) | St. Louis |
| Occupation | Bell Hop |
| Industry | Hotel |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 600 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 William Ross across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Fred Ross (~0.92 confidence) and father F Ross (~0.92 confidence) and mother Lucinda Ross (~0.92 confidence) and mother Lucinda Ross (~0.92 confidence) and mother Mary Ross (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Fred Ross
b. ~1880
Source father
● Household
· direct · ~0.92
Father
F Ross
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Lucinda Ross
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Lucinda Ross
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Mary Ross
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Ross
Son · 1940 · age 25 · b. ~1915 · Minnesota
★ You are viewing this record
Sibling
Winnifred Ross
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Ross
Sibling · 1940 · age 17
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 — St.-Louis-County, Minnesota
Open full size
1940 US Federal Census — St.-Louis-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01972-00569)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Verna Laskowski | 46 | Head | — | Pennsylvania |
| 2 | Dorothy Laskowski | 16 | Daughter | — | Minnesota |
| 3 | Marguerite Laskowski | 15 | Daughter | — | Minnesota |
| 4 | William T. Mueller | 52 | Head | Salesman | Minnesota |
| 5 | Florence Mueller | 48 | Wife | — | Minnesota |
| 6 | Chester Mueller | 23 | Son | Book Keeper | Minnesota |
| 7 | Albert Gillie | 72 | Head | — | Scotland |
| 8 | Francis Gillie | 71 | Wife | — | Canada English |
| 9 | Axel Bergquist | 60 | Head | Truck Driver | Sweden |
| 10 | Clara Bergquist | 51 | Wife | — | Sweden |
| 11 | Alice Bergquist | 26 | Daughter | Public School Teacher | Minnesota |
| 12 | Robert Meiser | 25 | Head | Salesman | Idaho |
| 13 | Dorothy Meiser | 34 | Wife | — | Minnesota |
| 14 | Bruce Meiser | 0 | Son | — | Minnesota |
| 15 | Mary A. Fischer | 47 | Head | — | Wisconsin |
| 16 | Edw. Fischer | 22 | Son | Book Keeper | Minnesota |
| 17 | James Fischer | 20 | Son | Stenographer | Minnesota |
| 18 | Kenneth Fischer | 15 | Son | — | Minnesota |
| 19 | Alexander Payer | 46 | Head | Firefighter | Michigan |
| 20 | Denice Payer | 44 | Wife | — | Indiana |
| 21 | Robert E. Payer | 19 | Son | Beauty Operator | Minnesota |
| 22 | Marjori M. Payer | 16 | Daughter | — | Minnesota |
| 23 | Fred C. Ross | 61 | Head | — | Iowa |
| 24 | Mary L. Ross | 55 | Wife | — | Missouri |
| 25 | William J. Ross THIS PERSON | 25 | Son | Bell Hop | Minnesota |
| 26 | Winnifred Ross | 20 | Daughter | Saleslady | Minnesota |
| 27 | John H. Ross | 17 | Son | — | Minnesota |
| 28 | Alfred Kuettel | 45 | Head | Contr. | Minnesota |
| 29 | Bertha Kuettel | 45 | Wife | — | Minnesota |
| 30 | Robert Kuettel | 21 | Son | Laborer | Minnesota |
| 31 | Roy Kuettel | 15 | Son | — | Minnesota |
| 32 | Donald Kuettel | 13 | Son | — | Minnesota |
| 33 | H. Ward Kuettel | 27 | Son-in-law | Accountant | Minnesota |
| 34 | Annabelle Kuettel | 24 | Daughter | — | Minnesota |
| 35 | William Peterson | 54 | Head | Laborer | Minnesota |
| 36 | Mary Peterson | 54 | Wife | — | Iowa |
| 37 | Have Ends | None | Block | — | — |
| 38 | Axel E. Friedman | 48 | Head | Sec. & Treasurer | Michigan |
| 39 | Hazel Friedman | 43 | Wife | Sales Girl | Minnesota |
| 40 | Robert W. Friedman | 21 | Son | Surveyor | Minnesota |
Pedigree Summary
William + 2 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)