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James Sullivan — 1920 US Census Record
Linked across censuses1920 United States Federal Census · San Francisco, California
Our Model Tree links this James Sullivan across the 1900, 1910 and 1920 US Censuses in San Francisco, California (XGBoost, ~Confirmed) — first a head (b.~1867), then head of a 3-person household.
Age 53
b. ~1867
Male
Head
Born: California
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | San Francisco, California |
| Surname | Sullivan |
| Given Name | James W |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | California |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Longshoreman |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Longshoreman |
| Township / Ward | San Francisco |
| Est. Birth Year | ~1867 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| James Sullivan | Head | — | 53 | ~1867 |
| James Sullivan | Son | — | 28 | ~1892 |
| Mary Sullivan | Spouse | — | 52 | ~1868 |
Census Appearances
1900
San Francisco, …
Head, age 35
San Francisco, California · implied b. ~1865 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | California |
| Birth Month | Oct |
| Birth Year | 1865 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Hose Trainman |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1910
San Francisco, …
Head, age 44
San Francisco, California · implied b. ~1866 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | California |
| Years Married | 20 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Cashier |
| Industry | Wholesale House |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1920
San Francisco, …
Head, age 53
San Francisco, California · implied b. ~1867 — 3 household members
| Surname | Sullivan |
| Given Name | James W |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | California |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Longshoreman |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| 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 Sullivan across 3 US Census years (1900, 1910 and 1920) in San Francisco, California, using XGBoost record linkage.
Show:
This person
Anchor record
James Sullivan
Head · 1920 · age 53 · b. ~1867 · California
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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:1920:14thcensusofpopu135unit:0430)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Marie Detrick | 62 | Head | Housewife | France |
| 52 | Edward J Detrick | 39 | Son | Barber | California |
| 53 | Marie E Detrick | 10 | Granddaughter | Student | California |
| 54 | Edward F Jr Detrick | 12 | Grandson | Student | California |
| 55 | Caroline Hoffman | 54 | Sister | Seamstress | France |
| 56 | Jacob Greyer | 52 | Head | Baker | California |
| 57 | Emma Greyer | 51 | Wife | Housewife | California |
| 58 | Katherine C Greyer | 19 | Daughter | Milliner | California |
| 59 | Richard J Greyer | 16 | Son | Clerk | California |
| 60 | Emma J Greyer | 13 | Daughter | Student | California |
| 61 | Robert Dormeyer | 38 | Head | Master Painter | California |
| 62 | Lillian Dormeyer | 37 | Wife | Housewife | California |
| 63 | Robert F Dormeyer | 6 | Son | Enter Kindergarten School | California |
| 64 | Margaret Dormeyer | 4 | Daughter | Enter Kindergarten School | California |
| 65 | Joseph Fuerer | 55 | Head | Grocery Store | Switzerland |
| 66 | Paula Fuerer | 44 | Wife | Housewife | Switzerland |
| 67 | Elizabeth Fuerer | 10 | Daughter | Student | California |
| 68 | Emma Fuerer | 8 | Daughter | Student | California |
| 69 | Margaret Fuerer | 6 | Daughter | Student | California |
| 70 | Lawrence J Moffatt | 50 | Head | Saloon Keeper | California |
| 71 | Lizzie Moffatt | 32 | Sister | Housekeeper For Brother | California |
| 72 | Giacomo Defelice | 37 | Head | Steward | California |
| 73 | Laura Defelice | 25 | Wife | Housewife | California |
| 74 | Eleanor G Defelice | 0 | Daughter | — | California |
| 75 | Marie Antolin | 60 | Mother-in-law | Seamstress | Spain |
| 76 | Cora W Quinn | 58 | Head | Stationery & Notions Store | Massachusetts |
| 77 | George Taylor | 67 | Head | Retired | Kentucky |
| 78 | Mary V Taylor | 65 | Wife | Housewife | Virginia |
| 79 | Frank G Taylor | 29 | Son | Machinist | California |
| 80 | Domenico Galletta | 47 | Head | Fruit & Candy Store | Italy |
| 81 | Louis Galletta | 13 | Son | Student | California |
| 82 | Walter C Keelan | 38 | Head | Boilermaker | California |
| 83 | Ida M Keelan | 38 | Wife | Housewife | California |
| 84 | Valarie Keelan | 4 | Daughter | — | California |
| 85 | Catherine D Keelan | 2 | Daughter | — | California |
| 86 | Walter Keelan | 1 | Son | — | California |
| 87 | Michael J Keelan | 0 | Son | — | California |
| 88 | William Backstatt | 40 | Head | Machinist | California |
| 89 | Alice Backstatt | 38 | Wife | Housewife | California |
| 90 | William G Backstatt | 14 | Son | Student | California |
| 91 | Hugh Backstatt | 12 | Son | Student | California |
| 92 | Mary J Backstatt | 10 | Daughter | Student | California |
| 93 | Benjamin Johnson | 56 | Head | Chauffeur | New York |
| 94 | Christine Johnson | 52 | Wife | Housewife | California |
| 95 | Grover H Beall | 27 | Nephew | Shipping Clerk | California |
| 96 | Annie M Beall | 23 | Niece | Hairdresser | California |
| 97 | Alice B Beall | 48 | Aunt | Milliner | California |
| 98 | James W Sullivan THIS PERSON | 53 | Head | Longshoreman | California |
| 99 | Mary Sullivan | 52 | Wife | Housewife | California |
| 100 | James F Sullivan | 28 | Son | Auto Mechanic | California |
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)