TR
Thomas Ryan — 1930 US Census Record
Model Tree available1930 United States Federal Census · San Francisco, California
Our Model Tree links this Thomas Ryan across the 1910, 1920 and 1930 US Censuses in San Francisco, California (XGBoost, ~Confirmed), with identified parents Mary & Ellen — first a head (b.~1879), then head of a 7-person household.
Age 51
b. ~1879
Male
Head
Born: California
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | San Francisco, California |
| Surname | Ryan |
| Given Name | Thomas F |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | California |
| Age at First Marriage | 27 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Asst Secretary |
| Industry | Insurance |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 25000 |
| Radio Set | R |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Asst Secretary |
| Township / Ward | San Francisco City |
| Est. Birth Year | ~1879 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Mary Ryan | Daughter | — | 21 | ~1909 |
| Thomas Ryan | Head | — | 51 | ~1879 |
| Raquel Gauna | Other | — | 40 | ~1890 |
| Paul Ryan | Son | — | 22 | ~1908 |
| Daniel Ryan | Son | — | 26 | ~1904 |
| Thomas Ryan | Son | — | 28 | ~1902 |
| Eugene Ryan | Spouse | — | 56 | ~1874 |
Census Appearances
1910
San Francisco, …
Son, age 31
San Francisco, California · implied b. ~1879 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Thomas H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Own Income |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1920
San Francisco, …
Son, age 42
San Francisco, California · implied b. ~1878 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Thomas J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Marine Engineer |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
San Francisco, …
Head, age 51
San Francisco, California · implied b. ~1879 — 7 household members
| Surname | Ryan |
| Given Name | Thomas F |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | California |
| Age at First Marriage | 27 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Asst Secretary |
| Industry | Insurance |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 25000 |
| Radio Set | 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 Thomas Ryan across 3 US Census years (1910, 1920 and 1930) in San Francisco, California, using XGBoost record linkage. Identified parents: mother Mary Ryan (~0.92 confidence) and mother Ellen Ryan (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Ryan
b. ~1839
Source mother
● Household
· direct · ~0.92
Mother
Ellen Ryan
b. ~1860
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thomas Ryan
Head · 1930 · age 51 · b. ~1879 · California
★ You are viewing this record
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
25 people indexed on this census page (ia:1930:californiacensus00reel206:0749)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Keaton | 46 | Head | Cashier | No Carolina |
| 2 | Mary Keaton | 47 | Wife | — | Tennessee |
| 3 | Isabel Keaton | 21 | Daughter | Teacher | California |
| 4 | Gladys J Keaton | 14 | Daughter | Teacher | California |
| 5 | Keaton | None | — | — | — |
| 6 | Keaton | None | — | — | — |
| 7 | Keaton | None | — | — | — |
| 8 | Keaton | None | — | — | — |
| 9 | Thomas F Ryan THIS PERSON | 51 | Head | Asst Secretary | California |
| 10 | Eugene C Ryan | 56 | Wife | — | Mexico |
| 11 | Thomas C Ryan | 28 | Son | Attorney | California |
| 12 | Mary Ryan | 21 | Daughter | — | Minnesota |
| 13 | Daniel Ryan | 26 | Son | Attorney | California |
| 14 | Paul A Ryan | 22 | Son | Student | California |
| 15 | Raquel Gauna | 40 | Servant | Domestic | Mexico |
| 16 | Fornasier | 39 | Head | Barber | Italy |
| 17 | Fornasier | 30 | Wife | — | Italy |
| 18 | Fornasier | 8 | Son | — | California |
| 19 | Betty Fornasier | 3 | Daughter | — | California |
| 20 | Curry | None | Head | — | US |
| 21 | Giraldo | 36 | Head | Proprietor | Italy |
| 22 | Giraldo | 31 | Wife | — | Italy |
| 23 | Giraldo | 5 | Daughter | — | California |
| 24 | Giraldo | None | — | — | — |
| 25 | Harold Christensen | 22 | Lodger | Salesman | Wyoming |
Pedigree Summary
Thomas
Gen 1 · 2 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)