MR
Mary Roth — 1930 US Census Record
Linked across censuses1930 United States Federal Census · San Francisco, California
Our Model Tree links this Mary Roth across the 1930 and 1940 US Censuses in San Francisco, California (XGBoost, ~Confirmed) — first a spouse (b.~1900), then head of a 17-person household.
Age 30
b. ~1900
Female
Spouse
Born: Wyoming
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | San Francisco, California |
| Surname | Roth |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Wyoming |
| Age at First Marriage | 16 |
| Father's Birthplace | England |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Home |
| Can Read/Write | Yes |
| Birth State | Wyoming |
| Birth Country | United States |
| Birthplace (normalized) | wyoming |
| Occupation | Home |
| Township / Ward | San Francisco City |
| Est. Birth Year | ~1900 |
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.
17 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Lillian Leonard | Daughter | — | 27 | ~1903 |
| Allen Brown | Other | — | 57 | ~1873 |
| Frank Young | Other | — | 70 | ~1860 |
| William Roth | Other | — | 37 | ~1893 |
| Norma Roth | Daughter | — | 1 | ~1929 |
| Mary Roth | Spouse | — | 30 | ~1900 |
| Leslie Leonard | Other | — | 30 | ~1900 |
| Eugene Forno | Other | — | 39 | ~1891 |
| Sarah Brown | Spouse | — | 56 | ~1874 |
| Florence Young | Spouse | — | 57 | ~1873 |
| Dolores Roth | Daughter | — | 9 | ~1921 |
| Mildred Roth | Daughter | — | 12 | ~1918 |
| Mary Atton | Other | — | 59 | ~1871 |
| Ethel Brown | Daughter | — | 12 | ~1918 |
| William Roth | Son | — | 4 | ~1926 |
| Katie Forno | Spouse | — | 43 | ~1887 |
| Helen Brown | Daughter | — | 17 | ~1913 |
Census Appearances
1930
San Francisco, …
Spouse, age 30
San Francisco, California · implied b. ~1900 — 17 household members
| Surname | Roth |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Wyoming |
| Age at First Marriage | 16 |
| Father's Birthplace | England |
| Mother's Birthplace | Pennsylvania |
| Occupation | Home |
| Can Read/Write | Yes |
| Birth State | Wyoming |
| Birth Country | United States |
| Birthplace (normalized) | wyoming |
1940
San-Francisco-County, California
Spouse, age 41
San-Francisco-County, California · implied b. ~1899 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Reth |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Wyoming |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Wyoming |
| Birth Country | United States |
| Birthplace (normalized) | wyoming |
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 Mary Roth across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Roth
Spouse · 1930 · age 30 · b. ~1900 · 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 — San Francisco, California
Open full size
1930 US Federal Census — San Francisco, California
Page Contents
17 people indexed on this census page (ia:1930:californiacensus00reel197:1004)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 10 | Allen C. Brown | 57 | H | Carpenter | Canada English |
| 11 | Sarah Brown | 56 | Wife | — | Canada English |
| 12 | Helen Brown | 17 | Daughter | — | California |
| 13 | Ethel B. Brown | 12 | Daughter | — | California |
| 14 | Eugene Forno | 39 | H | Plumber | Italy |
| 15 | Katie Forno | 43 | Wife | — | Germany |
| 17 | William T. Roth | 37 | H | Forman | Wyoming |
| 18 | Mary E Roth THIS PERSON | 30 | Wife | Home | Wyoming |
| 19 | Mildred B. Roth | 12 | Daughter | — | Colorado |
| 20 | Dolores Roth | 9 | Daughter | — | California |
| 21 | William N. Roth | 4 | Son | — | California |
| 22 | Norma L. Roth | 1 | Daughter | — | California |
| 23 | Frank J. Young | 70 | H | Gardner | Ireland F.S. |
| 24 | Florence M. Young | 57 | Wife | — | California |
| 25 | Leslie Ed. Leonard | 30 | Son in law | Electrician | California |
| 26 | Lillian E. Leonard | 27 | Daughter | — | California |
| 27 | Mary E Atton | 59 | Sister in law | Home | 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)