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James Potter — 1930 US Census Record
Linked across censuses1930 United States Federal Census · San Francisco, California
Our Model Tree links this James Potter across the 1930 and 1940 US Censuses in San Francisco, California (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 6-person household.
Age 1
b. ~1929
Male
Son
Born: California
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | San Francisco, California |
| Surname | Potter |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Illinois |
| Mother's Birthplace | California |
| Additional Details | |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | San Francisco City |
| Est. Birth Year | ~1929 |
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 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Elsie Potter | Daughter | — | 5 | ~1925 |
| Arthur Potter | Son | — | 3 | ~1927 |
| Phyllis Potter | Daughter | — | 7 | ~1923 |
| James Potter | Son | — | 1 | ~1929 |
| Arthur Potter | Head | — | 41 | ~1889 |
| Audrey Potter | Spouse | — | 27 | ~1903 |
Census Appearances
1930
San Francisco, …
Son, age 1
San Francisco, California · implied b. ~1929 — 6 household members
| Surname | Potter |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Illinois |
| Mother's Birthplace | California |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
San-Francisco-County, California
Son, age 12
San-Francisco-County, California · implied b. ~1928 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Patiris |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Francisco City |
| 1935 Residence (County) | San Francisco |
| Hours Worked | 0 |
| Highest Grade | No 1 |
| 1935 Residence | Same Place |
| 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 James Potter across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Potter
Son · 1930 · age 1 · b. ~1929 · California
★ You are viewing this record
Sibling
Arthur Potter
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elsie Potter
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Phyllis Potter
Sibling · 1930 · 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
1930 US Federal Census — San Francisco, California
Open full size
1930 US Federal Census — San Francisco, California
Page Contents
49 people indexed on this census page (ia:1930:californiacensus00reel204:0711)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary Curry | 60 | Wife | — | Irish Free State |
| 2 | Margaret Curry | 60 | Roomer | Nurse | Irish Free State |
| 3 | George H. Hatch | 70 | Roomer | — | New York |
| 4 | George Weishaupt | 52 | Roomer | Salesman | California |
| 5 | Elizabeth Ryan | 39 | Head | — | California |
| 6 | Thomas Ryan | 11 | Son | — | California |
| 7 | Paul W. Ryan | 2 | Son | — | California |
| 8 | Frances E. Ryan | 1 | Son | — | California |
| 9 | John Hegarty | 87 | Head | — | North Ireland |
| 10 | Mary Hegarty | 77 | Wife | — | North Ireland |
| 11 | James Barry | 52 | Head | Salesman | Irish Free State |
| 12 | Catherine Barry | 48 | Wife | — | California |
| 13 | John Barry | 20 | Son | Clerk | California |
| 14 | William Barry | 16 | Son | — | California |
| 15 | Rita Barry | 11 | Daughter | — | California |
| 16 | Gerald Barry | 6 | Son | — | California |
| 17 | Laura Sattler | 66 | Head | Laborer | Germany |
| 18 | Bertha Sattler | 40 | Daughter | Dressmaker | California |
| 19 | Christian Mikkelsen | 36 | Roomer | Laborer | Denmark |
| 20 | Wilhelm Tucker | 25 | Roomer | Baker | Germany |
| 21 | Sam Vasilievic | 30 | Roomer | Laborer | Jugo Slavia |
| 22 | Dusi Vukasevich | 45 | Head | — | Jugo Slavia |
| 23 | Olga Vukasevich | 22 | Daughter | Millinery | California |
| 24 | John Yavich | 26 | Roomer | Elevator | Jugo Slavia |
| 25 | Todily Ljubovic | 45 | Roomer | Waiter | Jugo Slavia |
| 26 | Nick Samarzich | 47 | Head | Helper | Jugo Slavia |
| 27 | Ljubi Samarzich | 40 | Wife | — | Jugo Slavia |
| 28 | Dora Samarzich | 20 | Daughter | Bookkeeper | California |
| 29 | Vogin Samarzich | 17 | Son | — | California |
| 30 | Andrew Commer | 62 | Head | — | Iowa |
| 31 | Martha Commer | 65 | Wife | — | Canada |
| 32 | Edwin Mcdonald | 51 | Roomer | Clerk | Canada |
| 33 | Sinclair Hill | 63 | Head | Carpenter | Scotland |
| 34 | Rebecca Hill | 58 | Wife | — | Australia |
| 35 | Dorothy M. Reese | 22 | Stepdaughter | Nurse | California |
| 36 | William Hall | 68 | Roomer | Carpenter | New York |
| 37 | Maurice Kerbey | 62 | Head | Laborer | Irish Free State |
| 38 | Margaret Kerbey | 60 | Wife | — | Irish Free State |
| 39 | Marie Fitzhynes | 35 | Daughter | — | California |
| 40 | Arthur Clark | 9 | Grandson | — | California |
| 41 | Arthur Potter | 41 | Head | Truck Driver | Illinois |
| 42 | Audrey Potter | 27 | Wife | — | California |
| 43 | Phyllis Potter | 7 | Daughter | — | California |
| 44 | Elsie Potter | 5 | Daughter | — | California |
| 45 | Arthur Potter | 3 | Son | — | California |
| 46 | James Potter THIS PERSON | 1 | Son | — | California |
| 47 | Arnold Graul | 40 | Head | Engineer | Germany |
| 48 | Marie Graul | 30 | Wife | Dressmaker | Belgium |
| 49 | Vera Graul | 3 | Daughter | — | California |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)