DS
Dorothy Schmidt — 1940 US Census Record
Model Tree available1940 United States Federal Census · San-Francisco-County, California
Our Model Tree links this Dorothy Schmidt across the 1920, 1930 and 1940 US Censuses in San-Francisco-County, California (XGBoost, ~Confirmed), with identified parents Richard & Catherine — first a daughter (b.~1911), then head of a 5-person household.
Age 29
b. ~1911
Female
Daughter
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | San-Francisco-County, California |
| Surname | Schmidt |
| Given Name | Dorothy T. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Additional Details | |
| Occupation | Seamstress |
| Industry | Sewing Project |
| Class of Worker | GW |
| Hours Worked | 16 |
| Income (1939) | 660 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same house |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Seamstress |
| Township / Ward | San Francisco |
| Est. Birth Year | ~1911 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Amelia Cassinelli | Other | — | 37 | ~1903 |
| Dorothy Schmidt | Daughter | — | 29 | ~1911 |
| Catherine Schmidt | Spouse | — | 59 | ~1881 |
| Adolph Schmidt | Son | — | 27 | ~1913 |
| Richard Schmidt | Head | — | 62 | ~1878 |
Census Appearances
1920
San Francisco, …
Daughter, age 8
San Francisco, California · implied b. ~1912 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | Dorothy F. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Australia |
| Mother's Birthplace | California |
| Occupation | none |
| 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, …
Daughter, age 19
San Francisco, California · implied b. ~1911 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Australia |
| Mother's Birthplace | California |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
San-Francisco-County, California
Daughter, age 29
San-Francisco-County, California · implied b. ~1911 — 5 household members
| Surname | Schmidt |
| Given Name | Dorothy T. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Occupation | Seamstress |
| Industry | Sewing Project |
| Class of Worker | GW |
| Hours Worked | 16 |
| Income (1939) | 660 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same house |
| 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 Schmidt across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Richard Schmidt (~0.92 confidence) and mother Catherine Schmidt (~0.92 confidence) and mother Catherine Schmidt (~0.92 confidence) and mother Katherine Schmidt (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Richard Schmidt
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Catherine Schmidt
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Catherine Schmidt
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Katherine Schmidt
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Schmidt
Daughter · 1940 · age 29 · b. ~1911 · California
★ You are viewing this record
Sibling
Adolph Schmidt
Sibling · 1940 · age 27
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
1940 US Federal Census — San-Francisco-County, California
Open full size
1940 US Federal Census — San-Francisco-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00310-01073)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Angelo F. Moneuso | 29 | Head | Laborer | California |
| 42 | Grace Moneuso | 32 | Wife | — | New Jersey |
| 43 | Genevieve Moneuso | 5 | Daughter | — | California |
| 44 | Angelo J. Moneuso | 7 | Son | — | California |
| 45 | Rinaldo Gregori | 42 | Head | Clerk | California |
| 46 | Bertha S. Gregori | 33 | Wife | — | California |
| 47 | Rinaldo J. Gregori | 9 | Son | — | California |
| 48 | Beverly A. Gregori | 8 | Daughter | — | California |
| 49 | George M. Oborne | 62 | Head | Salesman | Ohio |
| 50 | Ettie Oborne | 54 | Wife | — | Illinois |
| 51 | George Provence | 65 | Lodger | — | California |
| 52 | Charles P. Goetjen | 59 | Head | Stone Mason | California |
| 53 | Louisa Goetjen | 54 | Wife | — | California |
| 54 | Adeline E. Goetjen | 22 | Daughter | Waitress | California |
| 55 | Thomas R. Grimley | 48 | Head | Custodian | California |
| 56 | Grace E. Grimley | 43 | Wife | — | California |
| 57 | Mary Martin | 64 | Mother-in-law | — | California |
| 58 | Mary Ballard Mehee | 33 | Head | Art Teacher | Washington |
| 59 | Barbara Jane Mehee | 13 | Daughter | — | Washington |
| 60 | Helen V. Ketchum | 33 | Lodger | Teletype Operator | Philippines |
| 61 | Paul H. Gross | 32 | Head | Real Estate Clerk | California |
| 62 | Dena E. Gross | 25 | Wife | — | California |
| 63 | John Paul Gross | 2 | Son | — | California |
| 64 | Jean A. Gross | 0 | Daughter | — | California |
| 65 | Paul H. Macdonald | 27 | Head | Bell Boy | Illinois |
| 66 | Grace E. Macdonald | 24 | Wife | — | Illinois |
| 67 | Paul L. Macdonald | 6 | Son | — | Illinois |
| 68 | Vera E. Macdonald | 5 | Daughter | — | Illinois |
| 69 | Carol S. Macdonald | 3 | Daughter | — | Illinois |
| 70 | Melvin J. Kline | 24 | Head | Truck Driver | California |
| 71 | Bernice M. Kline | 22 | Wife | — | Oregon |
| 72 | Thomas E. Kline | 0 | Son | — | California |
| 73 | Richard H. Schmidt | 62 | Head | — | Australia |
| 74 | Catherine Schmidt | 59 | Wife | — | California |
| 75 | Dorothy T. Schmidt THIS PERSON | 29 | Daughter | Seamstress | California |
| 76 | Adolph P. Schmidt | 27 | Son | Apprentice Carpenter | California |
| 77 | Amelia Cassinelli | 37 | Lodger | Housework | California |
| 78 | George P. Koppen | 62 | Head | Collector | California |
| 79 | Grace O. Koppen | 51 | Wife | — | Mass. |
| 80 | Frank J. Corsello | 28 | Head | Freight Clerk | Illinois |
Pedigree Summary
Dorothy + 1 sibling
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)