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Dorothy Ross — 1930 US Census Record
Model Tree available1930 United States Federal Census · San Francisco, California
Our Model Tree links this Dorothy Ross across the 1910, 1920 and 1930 US Censuses in San Francisco, California (XGBoost, ~Confirmed), with identified parents Howard & Howard — first a daughter (b.~1908), then head of a 4-person household.
Age 22
b. ~1908
Female
Daughter
Born: California
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | San Francisco, California |
| Surname | Ross |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | San Francisco City |
| Est. Birth Year | ~1908 |
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 Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Mary Ross | Spouse | — | 45 | ~1885 |
| Howard Ross | Head | — | 46 | ~1884 |
| Juanita Cass | Daughter | — | 12 | ~1918 |
| Dorothy Ross | Daughter | — | 22 | ~1908 |
Census Appearances
1910
San Francisco, …
Other, age 3
San Francisco, California · implied b. ~1907 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ross |
| Given Name | Dorothy G |
| Relationship to Head | Granddaughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1920
San Francisco, …
Daughter, age 12
San Francisco, California · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ross |
| Given Name | Dorothy E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
San Francisco, …
Daughter, age 22
San Francisco, California · implied b. ~1908 — 4 household members
| Surname | Ross |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Can Read/Write | 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 Dorothy Ross across 3 US Census years (1910, 1920 and 1930) in San Francisco, California, using XGBoost record linkage. Identified parents: father Howard Ross (~0.92 confidence) and father Howard Ross (~0.92 confidence) and mother Mary Ross (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Howard Ross
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Howard Ross
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Mary Ross
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Ross
Daughter · 1930 · age 22 · b. ~1908 · California
★ You are viewing this record
Sibling
Juanita Cass
Sibling · 1930 · age 12
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
43 people indexed on this census page (ia:1930:californiacensus00reel204:0139)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Georgia Goetz | 21 | Lodger | Saleslady | California |
| 2 | Walter Turner | 46 | Head | Engineer | New Zealand |
| 3 | Clara Turner | 33 | Wife | Waitress | New Zealand |
| 4 | Harry Turner | 11 | Son | None | New Zealand |
| 5 | Malcolm Turner | 9 | Son | None | New Zealand |
| 6 | Agnes Donnelly | 24 | Lodger | Tailoress | New Zealand |
| 7 | Howard E. Ross | 46 | Head | Solicitor | South Carolina |
| 8 | Mary E. Ross | 45 | Wife | — | California |
| 9 | Dorothy Ross THIS PERSON | 22 | Daughter | — | California |
| 10 | Juanita E. Cass | 12 | Daughter | — | California |
| 11 | Louis S. Leuck | 42 | Head | Artist | Indiana |
| 12 | Margaret Leuck | 42 | Wife | None | Kentucky |
| 13 | Marjorie Leuck | 18 | Daughter | None | Indiana |
| 14 | Louis J. Leuck | 16 | Son | None | Indiana |
| 15 | Jack Leuck | 14 | Son | None | Indiana |
| 16 | Marie F. Cromie | 17 | Lodger | Stenographer | Iowa |
| 17 | William Nyman | 60 | Head | Carpenter | Finland |
| 18 | Anna Nyman | 57 | Wife | None | Finland |
| 19 | Francis Schultz | 33 | Son-in-law | Manufacturer | Austria |
| 20 | Camille Schultz | 29 | Daughter | Stenographer | California |
| 21 | Diana Schultz | 8 | Granddaughter | — | California |
| 22 | Bryan Roberts | 33 | Son-in-law | Salesman | Oregon |
| 23 | Edith Roberts | 23 | Daughter | None | California |
| 24 | Newell Stearns | 30 | Head | Contractor | Oregon |
| 25 | Rosalie Stearns | 26 | Wife | None | California |
| 26 | Betty Jane Stearns | 7 | Daughter | None | California |
| 29 | Leigh S. Deming | 35 | Head | Attorney | Oregon |
| 30 | Hazel Deming | 33 | Wife | None | Oregon |
| 31 | Betty L. Deming | 12 | Daughter | None | California |
| 32 | John C. Cromwell | 40 | Head | Lather | California |
| 33 | Louise Cromwell | 46 | Wife | None | California |
| 34 | Mildred Anderson | 17 | Step-daughter | None | California |
| 35 | Doris Loomis | 19 | Step-daughter | None | California |
| 36 | George Tucker | 30 | Head | Fireman | Kansas |
| 37 | Ada Tucker | 38 | Wife | None | Missouri |
| 38 | Elmer Tucker | 52 | Father | Retired | Kansas |
| 40 | John F. Phillips | 24 | Head | Teamster | Colorado |
| 41 | Nellie H. Phillips | 23 | Wife | None | Kansas |
| 42 | Sara M. Day | 23 | Roomer | Student | California |
| 43 | Ida Kollmeyer | 61 | Head | Attendant | Ohio |
| 44 | Charles L. Harris | 53 | Head | None | Illinois |
| 45 | Clara Harris | 52 | Wife | None | New York |
| 46 | Ernest Enger | 74 | Employee | Laborer | Austria |
Pedigree Summary
Dorothy + 1 sibling
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 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)