AA
Alvin Anderson — 1920 US Census Record
Model Tree available1920 United States Federal Census · San Francisco, California
Our Model Tree links this Alvin Anderson across the 1900, 1910 and 1920 US Censuses in San Francisco, California (XGBoost, ~Confirmed), with identified parents George & George — first a son (b.~1901), then head of a 8-person household.
Age 19
b. ~1901
Male
Son
Born: California
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | San Francisco, California |
| Surname | Anderson |
| Given Name | Alvin |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Married |
| Birthplace | California |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | photographer |
| Industry | photo studio |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Photographer |
| Township / Ward | San Francisco |
| Est. Birth Year | ~1901 |
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.
8 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Alvin | Age | Birth yr |
|---|---|---|---|---|
| George Anderson | Head | — | 41 | ~1879 |
| Eulalia Anderson | Spouse | — | 46 | ~1874 |
| Robert Stephenson | Son | — | 5 | ~1915 |
| George Stephenson | Son | — | 7 | ~1913 |
| Alvin Anderson | Son | — | 19 | ~1901 |
| John Stephenson | Other | — | 42 | ~1878 |
| Russel Anderson | Son | — | 15 | ~1905 |
| Katherine Stephenson | Spouse | — | 39 | ~1881 |
Census Appearances
1900
San Francisco, …
Son, age 1
San Francisco, California · implied b. ~1899 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Albin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | California |
| Birth Month | Oct |
| Birth Year | 1899 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1910
San Francisco, …
Son, age 10
San Francisco, California · implied b. ~1900 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Albin C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1920
San Francisco, …
Son, age 19
San Francisco, California · implied b. ~1901 — 8 household members
| Surname | Anderson |
| Given Name | Alvin |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Married |
| Birthplace | California |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | photographer |
| Industry | photo studio |
| 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 Alvin Anderson across 3 US Census years (1900, 1910 and 1920) in San Francisco, California, using XGBoost record linkage. Identified parents: father George Anderson (~0.92 confidence) and father George Anderson (~0.92 confidence) and father John Anderson (~0.92 confidence) and mother Eliza Anderson (~0.92 confidence) and mother Erika Anderson (~0.92 confidence) and mother Eulalia Anderson (~0.92 confidence) and mother Katherine Stephenson (~0.92 confidence). The pedigree spans 1 generation with 7 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Anderson
b. ~1860
Source father
● Household
· direct · ~0.92
Father
George Anderson
b. ~1879
Source father
● Household
· direct · ~0.92
Father
John Anderson
b. ~1829
Source father
● Household
· direct · ~0.92
Mother
Eliza Anderson
b. ~1872
Source mother
● Household
· direct · ~0.92
Mother
Erika Anderson
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Eulalia Anderson
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Katherine Stephenson
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Alvin Anderson
Son · 1920 · age 19 · b. ~1901 · California
★ You are viewing this record
Sibling
Robert Stephenson
Sibling · 1920 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Russel Anderson
Sibling · 1920 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Stephenson
Sibling · 1920 · age 7
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:1920:14thcensusofpopu133unit:1063)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward Russell | 50 | head | Machinist | Missouri |
| 2 | Mildred Russell | 42 | wife | None | Ireland |
| 3 | Edward Russell | 19 | son | Machinist | Utah |
| 4 | Hugh Russell | 12 | son | None | Colorado |
| 5 | Herbert Walsh | 27 | head | Painter | California |
| 6 | Marie Walsh | 22 | wife | None | California |
| 7 | Jesse Doos | 50 | lodger | Carpenter | California |
| 8 | William Du Bose | 25 | lodger | Telegrapher | Alabama |
| 9 | Henry Lose | 31 | head | Technician | Hawaii |
| 10 | Katherine Lee | 55 | head | None | New York |
| 11 | Scott Lee | 55 | boarder | Engineer | Nevada |
| 12 | John Lee | 28 | son | Bookkeeper | California |
| 13 | Frederick Prescott | 44 | head | Teamster | Massachusetts |
| 14 | Daisy Prescott | 42 | wife | None | Nebraska |
| 15 | Maurice Prescott | 11 | son | None | California |
| 16 | Pershing Prescott | 1 | son | None | California |
| 17 | Charles Smith | 45 | head | Vulcanizer | Missouri |
| 18 | Gertrude Smith | 41 | wife | None | California |
| 19 | Myron Smith | 17 | son | Vulcanizer | California |
| 20 | Roland Smith | 12 | son | None | California |
| 21 | George Anderson | 41 | head | None | Sweden |
| 22 | Eulalia Anderson | 46 | wife | None | Sweden |
| 23 | Alvin Anderson THIS PERSON | 19 | son | Photographer | California |
| 24 | Russel Anderson | 15 | son | Laborer | California |
| 25 | John Stephenson | 42 | boarder | Superintend. | New York |
| 26 | Katherine Stephenson | 39 | wife | None | Wisconsin |
| 27 | George Stephenson | 7 | son | None | Oregon |
| 28 | Robert Stephenson | 5 | son | None | Idaho |
| 29 | Lorena Low | 43 | head | Janitress | California |
| 30 | Howell Low | 19 | son | Machinist | California |
| 31 | Clifford Low | 16 | son | Wrapper | California |
| 32 | Milton Low | 15 | son | None | California |
| 33 | Evelyn Low | 12 | daughter | None | California |
| 34 | Rosell Low | 3 | daughter | None | California |
| 35 | Hans Hohenstein | 56 | head | Steward | Germany |
| 36 | Wolf Hohenstein | 31 | boarder | Mechanic | Germany |
| 37 | Elizabeth Reardon | 32 | head | None | Ireland |
| 38 | Dorothy Reardon | 10 | daughter | None | California |
| 39 | Peter Johnson | 51 | head | Packer | Denmark |
| 40 | Francis Johnson | 51 | wife | Operator | Portugal |
| 41 | Frank Brinkmeyer | 59 | head | Priest | Missouri |
| 42 | Mary Brinkmeyer | 58 | wife | None | Illinois |
| 43 | Arthur Brinkmeyer | 27 | son | Electrician | Missouri |
| 44 | Ada Brinkmeyer | 23 | daughter | None | Missouri |
| 45 | Esther Brinkmeyer | 19 | daughter | None | Illinois |
| 46 | Mabel Brinkmeyer | 18 | daughter | None | Illinois |
| 47 | Richard Kraatz | 30 | boarder | 1St Mate | Germany |
| 48 | Ettie Wickham | 44 | head | Manufacturer | Iowa |
| 49 | Carl Hanover | 30 | boarder | Carpenter | Denmark |
| 50 | Frank Hanover | 27 | head | Billposter | New York |
Pedigree Summary
Alvin + 3 siblings
Gen 1 · 7 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)