MK
Mary Kuhn — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Los Angeles, California
Our Model Tree links this Mary Kuhn across the 1920, 1930 and 1940 US Censuses in Los Angeles, California (XGBoost, ~Confirmed) — first a spouse (b.~1887), then head of a 7-person household.
Age 43
b. ~1887
Female
Spouse
Born: Kansas
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Los Angeles, California |
| Surname | Kuhn |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Kansas |
| Age at First Marriage | 26 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Township / Ward | Glendora City Part Of |
| Est. Birth Year | ~1887 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Barbara Kuhn | Daughter | — | 12 | ~1918 |
| Glenn Kuhn | Son | — | 20 | ~1910 |
| Leona Glover | Other | — | 53 | ~1877 |
| Harry Kuhn | Head | — | 44 | ~1886 |
| George Freitman | Other | — | 81 | ~1849 |
| John Shen | Other | — | 56 | ~1874 |
| Mary Kuhn | Spouse | — | 43 | ~1887 |
Census Appearances
1920
Los Angeles, …
Spouse, age 33
Los Angeles, California · implied b. ~1887 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kuhn |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Kansas |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Los Angeles, …
Spouse, age 43
Los Angeles, California · implied b. ~1887 — 7 household members
| Surname | Kuhn |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Kansas |
| Age at First Marriage | 26 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Los-Angeles-County, California
Spouse, age 53
Los-Angeles-County, California · implied b. ~1887 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kuhn |
| Given Name | Mady |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Glendora city |
| 1935 Residence (County) | Los Angeles |
| Occupation | Packer |
| Industry | Orange Grow. Assn |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 410 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 Kuhn across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Kuhn
Spouse · 1930 · age 43 · b. ~1887 · 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 — Los Angeles, California
Open full size
1930 US Federal Census — Los Angeles, California
Page Contents
50 people indexed on this census page (ia:1930:californiacensus00reel123:0553)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | E. C. Lopez | 21 | Head | Al | Mexico |
| 2 | Lopez | 22 | Wife | Al | Mexico |
| 3 | Cruze Lopez | 5 | Son | None | California |
| 4 | Thresa Lopez | 3 | Daughter | None | California |
| 5 | John Lopez | 0 | Son | None | California |
| 6 | Harry Kuhn | 44 | Head | Box-Maker | Pennsylvania |
| 7 | Mary Kuhn THIS PERSON | 43 | Wife | None | Kansas |
| 8 | Glenn Kuhn | 20 | Son | None | California |
| 9 | Barbara Kuhn | 12 | Daughter | None | California |
| 10 | George Freitman | 81 | Father-in-law | — | Germany |
| 11 | Leona A. Glover | 53 | Cousin | None | Illinois |
| 12 | John Shen | 56 | Cousin | — | Germany |
| 13 | Walter Nichols | 53 | Head | Ranch Foreman | Missouri |
| 14 | Anna Nichols | 43 | Wife | Cook | Arizona |
| 15 | Jose Espinoza | 29 | Head | Al | Mexico |
| 16 | Allegra Espinoza | 20 | Wife | Al | Mexico |
| 17 | Maria Espinoza | 10 | Daughter | — | Mexico |
| 18 | Salvador Espinoza | 2 | Son | None | California |
| 19 | Herman Espinoza | 1 | Son | None | California |
| 20 | Louis Espinoza | 30 | Brother | Al | Mexico |
| 21 | Rodriguez | 44 | Mother | Al | Mexico |
| 22 | Jose Esparza | 27 | Head | Al | Mexico |
| 23 | Refugio Esparza | 18 | Wife | Yes | California |
| 24 | Simon Esparza | 2 | Daughter | None | California |
| 25 | Oros | 54 | Lodger | Al | Mexico |
| 26 | Augustin Oros | 24 | Lodger | Al | Mexico |
| 27 | Manuel Macias | 24 | Lodger | Al | Mexico |
| 28 | Vivian Gomez | 25 | Lodger | Al | Mexico |
| 29 | Peter Alaniz | 32 | Head | Al | Mexico |
| 30 | Alaniz | 25 | Wife | Al | Mexico |
| 31 | Antonio Alaniz | 5 | Son | None | Texas |
| 32 | Sefario Avila | 58 | — | Un | Mexico |
| 33 | Julia Avila | 48 | Wife | Un | Mexico |
| 34 | Jess Avila | 23 | Son | Un | Mexico |
| 35 | John Avila | 18 | Son | — | Kansas |
| 36 | Fred Avila | 13 | Son | — | Texas |
| 37 | Maria Zofano | 37 | — | Al | Mexico |
| 38 | Belaia Zofano | 37 | Wife | Al | Mexico |
| 39 | Evelyn Zofano | 6 | Daughter | — | California |
| 40 | Joe Zofano | 5 | Son | — | California |
| 41 | Ruth Zofano | 3 | Daughter | — | California |
| 42 | Mary Zofano | 2 | Daughter | — | California |
| 43 | Teresa Zofano | 1 | Daughter | — | California |
| 44 | Besinto Marcais | 40 | Head | Al | Mexico |
| 45 | Mesodia Marcais | 32 | Wife | Al | Mexico |
| 46 | Francis Marcais | 16 | Daughter | Yes | California |
| 47 | Doris Marcais | 11 | Daughter | Yes | California |
| 48 | Feliciano Roviz | 22 | Lodger | Un | Mexico |
| 49 | George Shuck | 34 | Head | Yes | Kansas |
| 50 | Gladys Shuck | 34 | Wife | Yes | Kansas |
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)