GR
George Ross — 1920 US Census Record
Model Tree available1920 United States Federal Census · San Francisco, California
Our Model Tree links this George Ross across the 1900, 1910 and 1920 US Censuses in San Francisco, California (XGBoost, ~Confirmed), with identified parents George & Elizabeth — first a son (b.~1898), then head of a 5-person household.
Age 22
b. ~1898
Male
Son
Born: California
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | San Francisco, California |
| Surname | Ross |
| Given Name | George J |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Illinois |
| Mother's Birthplace | California |
| Additional Details | |
| Occupation | Machinist |
| Industry | Shipyard |
| 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 |
| Est. Birth Year | ~1898 |
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 1920 census.
| Name | Relation to head | Relative to George | Age | Birth yr |
|---|---|---|---|---|
| Blanche Ross | Daughter | — | 24 | ~1896 |
| George Ross | Head | — | 52 | ~1868 |
| Frank Ross | Son | — | 20 | ~1900 |
| George Ross | Son | — | 22 | ~1898 |
| Elizabeth Ross | Spouse | — | 48 | ~1872 |
Census Appearances
1900
San Francisco, …
Son, age 5
San Francisco, California · implied b. ~1895 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ross |
| Given Name | George J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | California |
| Birth Month | May |
| Birth Year | 1895 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | California |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1910
San Francisco, …
Son, age 14
San Francisco, California · implied b. ~1896 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ross |
| Given Name | George S |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Illinois |
| Mother's Birthplace | California |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1920
San Francisco, …
Son, age 22
San Francisco, California · implied b. ~1898 — 5 household members
| Surname | Ross |
| Given Name | George J |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Illinois |
| Mother's Birthplace | California |
| Occupation | Machinist |
| Industry | Shipyard |
| 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 George Ross across 3 US Census years (1900, 1910 and 1920) in San Francisco, California, using XGBoost record linkage. Identified parents: father George Ross (~0.92 confidence) and mother Elizabeth Ross (~0.92 confidence) and mother Elizabeth Ross (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Ross
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Ross
b. ~1872
Source mother
● Household
· direct · ~0.92
Mother
Elizabeth Ross
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
George Ross
Son · 1920 · age 22 · b. ~1898 · California
★ You are viewing this record
Sibling
Blanche Ross
Sibling · 1920 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Ross
Sibling · 1920 · age 20
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:1920:14thcensusofpopu141unit:0940)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary St Amant | 51 | head | None | New York |
| 2 | Leo St Amant | 28 | son | Mail Clerk | California |
| 3 | Thomas Doran | 50 | head | Motorman | Ireland |
| 4 | Mary Doran | 48 | wife | None | Ireland |
| 5 | John J Doran | 18 | son | Student | California |
| 6 | Aileen Doran | 15 | daughter | Student | California |
| 7 | Marion Doran | 12 | daughter | None | California |
| 8 | Ellen Clark | 50 | aunt | None | Ireland |
| 9 | Duncan Mchallum | 48 | head | Caretaker | Scotland |
| 10 | Inez Mchallum | 40 | wife | None | Kansas |
| 11 | Duncan J Mchallum | 17 | son | None | California |
| 12 | Inez Mchallum | 15 | daughter | None | California |
| 13 | William Gilday | 51 | head | Merchant | Ireland |
| 14 | Effie Gilday | 48 | wife | Manager | California |
| 15 | Albert Rowland | 53 | head | Merchant | New York |
| 16 | Sarah Rowland | 48 | wife | None | California |
| 17 | Leslie J Rowland | 23 | son | Clerk | California |
| 18 | Ethel Rowland | 18 | daughter | None | California |
| 19 | Emil St Amant | 49 | head | Salesman | California |
| 20 | Katherine St Amant | 47 | wife | None | California |
| 21 | Charles St Amant | 19 | son | Asst Cashier | California |
| 22 | Melvin St Amant | 17 | son | Apprentice | California |
| 23 | Emil St Amant | 14 | son | Student | California |
| 24 | Shirley William St Amant | 75 | father-in-law | None | Ireland |
| 25 | Charles Gieseker | 50 | head | Splicer | Germany |
| 26 | Agnes Gieseker | 45 | wife | None | California |
| 27 | Edward Gieseker | 19 | son | Student | California |
| 28 | Norman Gieseker | 17 | son | Student | California |
| 29 | Lloyd Gieseker | 14 | son | Student | California |
| 30 | Walter Gieseker | 10 | son | None | California |
| 31 | Charles Gieseker | 8 | son | None | California |
| 32 | Agnes Gieseker | 6 | daughter | None | California |
| 33 | Maurice Guirard | 48 | head | Operator | Canada |
| 34 | Elizabeth Guirard | 45 | wife | None | California |
| 35 | Grace Guirard | 18 | daughter | Stenographer | California |
| 36 | Jewel Schubert | 17 | niece | None | California |
| 37 | John J O'Connor | 42 | head | Proprietor | Ireland |
| 38 | Matilda O'Connor | 40 | wife | None | Ireland |
| 39 | George M Ross | 52 | head | Machinist | Illinois |
| 40 | Elizabeth Ross | 48 | wife | None | California |
| 41 | Blanche E Ross | 24 | daughter | None | California |
| 42 | George J Ross THIS PERSON | 22 | son | Machinist | California |
| 43 | Frank A Ross | 20 | son | Apprentice | California |
| 44 | Thomas Crystal | 51 | head | Inspector | Ireland |
| 45 | Irene Crystal | 21 | daughter | None | California |
| 46 | James Crystal | 18 | son | Student | California |
| 47 | Albert Helgerson | 51 | head | Machinist | Sweden |
| 48 | Jennie Helgerson | 44 | wife | None | Sweden |
| 49 | George Helgerson | 24 | son | Engineer | California |
| 50 | Roy Helgerson | 16 | son | None | California |
Related Census Records
Pedigree Summary
George + 2 siblings
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)