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William Ross — 1920 US Census Record
Model Tree available1920 United States Federal Census · San Francisco, California
Our Model Tree links this William Ross across the 1900, 1910 and 1920 US Censuses in San Francisco, California (XGBoost, ~Confirmed), with identified parents Angus & Arisbella — first a son (b.~1879), then head of a 3-person household.
Age 41
b. ~1879
Male
Son
Born: California
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | San Francisco, California |
| Surname | Ross |
| Given Name | William A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | California |
| Additional Details | |
| Occupation | Machinist |
| Industry | Metal Polish Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Machinist |
| Township / Ward | San Francisco City |
| Est. Birth Year | ~1879 |
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 1920 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Gertrude Ross | Daughter | — | 24 | ~1896 |
| Priscilla Ross | Head | — | 54 | ~1866 |
| William Ross | Son | — | 41 | ~1879 |
Census Appearances
1900
San Francisco, …
Son, age 22
San Francisco, California · implied b. ~1878 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ross |
| Given Name | William A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | California |
| Birth Month | Nov |
| Birth Year | 1878 |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | Maryland |
| Occupation | Upholsterer |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1910
San Francisco, …
Son, age 31
San Francisco, California · implied b. ~1879 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ross |
| Given Name | William A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | California |
| Occupation | Upholsterer |
| Industry | Factory |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1920
San Francisco, …
Son, age 41
San Francisco, California · implied b. ~1879 — 3 household members
| Surname | Ross |
| Given Name | William A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | California |
| Occupation | Machinist |
| Industry | Metal Polish Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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 (1900, 1910 and 1920) in San Francisco, California, using XGBoost record linkage. Identified parents: father Angus Ross (~0.92 confidence) and mother Arisbella Ross (~0.92 confidence) and mother Priscilla Ross (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Angus Ross
b. ~1842
Source father
● Household
· direct · ~0.92
Mother
Arisbella Ross
b. ~1864
Source mother
● Household
· direct · ~0.92
Mother
Priscilla Ross
b. ~1866
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Ross
Son · 1920 · age 41 · b. ~1879 · California
★ You are viewing this record
Sibling
Gertrude Ross
Sibling · 1920 · age 24
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
1920 US Federal Census — San Francisco, California
Open full size
1920 US Federal Census — San Francisco, California
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu134unit:0307)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bertha Melville | 31 | Daughter | — | California |
| 2 | John Coonert | 38 | Son-in-law | Garage Man | Wisconsin |
| 3 | Richard Mccarty | 35 | Boarder | Helper | United States |
| 4 | John F Ramsey | 24 | Head | Welder | California |
| 5 | Agnes Ramsey | 23 | Wife | — | North Dakota |
| 6 | James W Ramsey | 1 | Son | — | California |
| 7 | Joseph Mahan | 45 | Head | Lumber Jack | Ireland |
| 8 | Margaret Mahan | 36 | Wife | — | Pennsylvania |
| 9 | Ethel Mahan | 17 | Daughter | — | California |
| 10 | Charles Matthews | 30 | Head | Rigging | Denmark |
| 11 | Victoria Matthews | 28 | Wife | — | Washington |
| 12 | Viola Matthews | 1 | Daughter | — | California |
| 13 | Dante De Martini | 27 | Head | Clerk | Italy |
| 14 | Angelina De Martini | 28 | Wife | — | Italy |
| 15 | Rosina De Martini | 2 | Daughter | — | California |
| 16 | John L Finegan | 38 | Head | Superintendent | California |
| 17 | Alice Finegan | 34 | Wife | — | California |
| 18 | Mary A Sullivan | 60 | Head | — | Ireland |
| 19 | Joseph Sullivan | 28 | Son | Longshoreman | California |
| 20 | John Sullivan | 24 | Son | Deck Hand | California |
| 21 | Ellen Sullivan | 20 | Daughter | Stenographer | California |
| 22 | Eugene D'Amico | 24 | Head | Waiter | Italy |
| 23 | Eleanore D'Amico | 29 | Wife | — | California |
| 24 | Eugene D'Amico | 0 | Son | — | California |
| 25 | Frank C Mcentee | 45 | Head | Drayman | California |
| 26 | Mary K Mcentee | 40 | Wife | — | Illinois |
| 27 | Frank Mcentee | 14 | Son | Book-Keeper | California |
| 28 | Marie Mcentee | 13 | Daughter | Typist | California |
| 29 | Bessie Gibbons | 70 | Mother-in-law | — | Ireland |
| 30 | Fred J Kynider | 58 | Head | Manufacturer | New York |
| 31 | Louise Kynider | 55 | Wife | — | Canada |
| 32 | Fred L Kynider | 26 | Son | Commercial Traveler | California |
| 33 | John B Eudono | 58 | Head | Appraiser | Italy |
| 34 | Rosie Eudono | 56 | Wife | — | Italy |
| 35 | Alex M Mclennan | 67 | Head | Elevator Man | Scotland |
| 36 | Belle M Mclennan | 60 | Wife | — | Missouri |
| 37 | Cluny M Mclennan | 24 | Daughter | Binder | California |
| 38 | Randall S Mclennan | 22 | Son | Electrician | California |
| 39 | Catherine E Mclennan | 18 | Daughter | Paper Folder | California |
| 40 | Frederick Montague | 42 | Head | — | California |
| 41 | Harry Montague | 15 | Son | — | California |
| 42 | Edward E Montague | 14 | Son | — | California |
| 43 | Charles W Montague | 11 | Son | — | California |
| 44 | Fred Montague | 7 | Son | — | California |
| 45 | Ruth F Montague | 5 | Daughter | — | California |
| 46 | Jack Montague | 1 | Son | — | California |
| 47 | Augusta H Schober | 72 | Mother | — | Silesia |
| 48 | Priscilla Ross | 54 | Head | — | Maryland |
| 49 | William A Ross THIS PERSON | 41 | Son | Machinist | California |
| 50 | Gertrude Ross | 24 | Daughter | Stenographer | California |
Pedigree Summary
William + 1 sibling
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 1920 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)