SS
Sarah Sullivan — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Alameda, California
Our Model Tree links this Sarah Sullivan across the 1910, 1920 and 1930 US Censuses in Alameda, California (XGBoost, ~Confirmed) — first a spouse (b.~1868), then head of a 4-person household.
Age 62
b. ~1868
Female
Spouse
Born: New York
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Alameda, California |
| Surname | Sullivan |
| Given Name | Sarah A. |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 22 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | Berkeley City |
| Est. Birth Year | ~1868 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Sarah | Age | Birth yr |
|---|---|---|---|---|
| John Sullivan | Head | — | 64 | ~1866 |
| Sarah Sullivan | Spouse | — | 62 | ~1868 |
| Milton Sullivan | Son | — | 30 | ~1900 |
| Mary Sullivan | Other | — | 64 | ~1866 |
Census Appearances
1910
Alameda, California
Spouse, age 44
Alameda, California · implied b. ~1866 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Sarah A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | New York |
| Years Married | 20 |
| Children Born | 4 |
| Children Living | 3 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1920
Alameda, California
Spouse, age 54
Alameda, California · implied b. ~1866 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Sarah A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | New York |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Alameda, California
Spouse, age 62
Alameda, California · implied b. ~1868 — 4 household members
| Surname | Sullivan |
| Given Name | Sarah A. |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 22 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Sarah Sullivan across 3 US Census years (1910, 1920 and 1930) in Alameda, California, using XGBoost record linkage.
Show:
This person
Anchor record
Sarah Sullivan
Spouse · 1930 · age 62 · b. ~1868 · California
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Alameda, California
Open full size
1930 US Federal Census — Alameda, California
Page Contents
50 people indexed on this census page (ia:1930:californiacensus00reel111:0242)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Mary Bolton | 79 | Wife-H | Book-Keeper | England |
| 52 | William T. Valberg | 53 | Head | Salesman | California |
| 53 | Isabella F. Valberg | 41 | wife-H | None | New Jersey |
| 54 | Maxine Valberg | 13 | daughter | None | California |
| 55 | Brousse Brizard | 27 | Head | Book-Keeper | California |
| 56 | Ruth B. Brizard | 23 | wife-H | Private Secretary | South Dakota |
| 57 | John B. Wasson | 24 | Head | Salesman | Missouri |
| 58 | Ethel G. Wasson | 20 | wife-H | None | Washington |
| 59 | John G. Wasson | 1 | son | None | California |
| 60 | Catharine Meinheit | 68 | Head-H | None | Baden, Germany |
| 61 | W. C. Slater | 39 | boarder | Master Mechanic | Scotland |
| 62 | John J. Sullivan | 64 | Head | Teamster | California |
| 63 | Sarah A. Sullivan THIS PERSON | 62 | wife | None | New York |
| 64 | Milton Sullivan | 30 | son | Dentist | California |
| 65 | Mary E. Sullivan | 64 | Sister-in-law | None | New York |
| 66 | Joseph W. Flinn | 66 | Head | Supt Of Printing | England |
| 67 | Mary G. Flinn | 62 | wife-H | None | California |
| 68 | J. Ashton Flinn | 36 | son | Salesman | California |
| 69 | Hall Ashton Flinn | 25 | son | Salesman | California |
| 70 | Muriel Johannessen | 31 | Head-H | None | California |
| 71 | Elma Johannessen | 11 | daughter | None | California |
| 72 | Ira Carrier | 75 | Step-father | None | United States |
| 73 | W. H. Heston | 29 | Head | Lineman | Iowa |
| 74 | Louise A. Heston | 27 | wife-H | Book-Keeper | Minnesota |
| 75 | August F. Stehwien | 47 | Head | Proprietor | Kansas |
| 76 | Agnes Stehwien | 40 | wife-H | Book-Keeper | Kansas |
| 77 | Louise Stehwien | 19 | daughter | Student Nurse | Kansas |
| 78 | Mary J. Stehwien | 15 | daughter | None | Kansas |
| 79 | Emma Cavanagh | 64 | Head-H | None | California |
| 80 | Ray Cavanagh | 34 | son | None | California |
| 81 | Richard W. Cavanagh | 28 | son | None | California |
| 82 | George Pragalos | 40 | Head | Proprietor | Greece |
| 83 | Chrysaula Pragalos | 30 | wife-H | None | Greece |
| 84 | Peter Pragalos | 32 | brother | Candy Maker | Greece |
| 85 | Eugenia S. David | 63 | Head-H | None | Illinois |
| 86 | — | None | — | — | — |
| 87 | — | None | — | — | — |
| 88 | — | None | — | — | — |
| 89 | — | None | — | — | — |
| 90 | — | None | — | — | — |
| 91 | — | None | — | — | — |
| 92 | — | None | — | — | — |
| 93 | — | None | — | — | — |
| 94 | — | None | — | — | — |
| 95 | — | None | — | — | — |
| 96 | — | None | — | — | — |
| 97 | — | None | — | — | — |
| 98 | — | None | — | — | — |
| 99 | — | None | — | — | — |
| 100 | — | None | — | — | — |
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)