MF
Mary Farmer — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Los Angeles, California
Our Model Tree links this Mary Farmer across the 1930 and 1940 US Censuses in Los Angeles, California (XGBoost, ~Confirmed) — first a spouse (b.~1890), then head of a 11-person household.
Age 40
b. ~1890
Female
Spouse
Born: Alabama
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Los Angeles, California |
| Surname | Farmer |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Alabama |
| Age at First Marriage | 17 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | Los Angeles City |
| Est. Birth Year | ~1890 |
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.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Annie Farmer | Daughter | — | 8 | ~1922 |
| Robert Farmer | Son | — | 2 | ~1928 |
| Marie Farmer | Daughter | — | 4 | ~1926 |
| Frank Farmer | Son | — | 18 | ~1912 |
| Mary Farmer | Spouse | — | 40 | ~1890 |
| William Farmer | Head | — | 45 | ~1885 |
| Lula Farmer | Daughter | — | 12 | ~1918 |
| John Farmer | Son | — | 14 | ~1916 |
| Mollie Farmer | Daughter | — | 16 | ~1914 |
| James Farmer | Son | — | 10 | ~1920 |
| Thomas Farmer | Son | — | 6 | ~1924 |
Census Appearances
1930
Los Angeles, …
Spouse, age 40
Los Angeles, California · implied b. ~1890 — 11 household members
| Surname | Farmer |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Alabama |
| Age at First Marriage | 17 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Los-Angeles-County, California
Spouse, age 55
Los-Angeles-County, California · implied b. ~1885 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Farmer |
| Given Name | Marie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Los Angeles City |
| 1935 Residence (County) | Los Angeles |
| Hours Worked | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same house |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 Farmer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Farmer
Spouse · 1930 · age 40 · b. ~1890 · 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:californiacensus00reel143:0858)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ben Williams | 42 | Head | Laborer | Alabama |
| 2 | Lula Williams | 38 | Wife | — | Alabama |
| 3 | Johnnie Williams | 18 | Son | Laborer | Alabama |
| 4 | Margaret Williams | 16 | Daughter | — | Alabama |
| 5 | Eileen Williams | 14 | Daughter | — | Alabama |
| 6 | John Simms | 25 | R | Laborer | Alabama |
| 7 | Emma Simms | 22 | Wife | — | Alabama |
| 8 | John Jr. Simms | 2 | Son | — | Alabama |
| 9 | James Simms | 1 | Son | — | Alabama |
| 10 | William Jones | 40 | R | Laborer | Virginia |
| 11 | Pearl Jones | 38 | Wife | — | Alabama |
| 12 | William Jr. Jones | 16 | Son | — | Alabama |
| 13 | Richard Jones | 14 | Son | — | Alabama |
| 14 | Herman Jones | 12 | Son | — | Alabama |
| 15 | Mary Jones | 10 | Daughter | — | Alabama |
| 16 | Lula Jones | 8 | Daughter | — | Alabama |
| 17 | James Jones | 6 | Son | — | Alabama |
| 18 | John Brown | 40 | Head | Laborer | Alabama |
| 19 | Martha Brown | 38 | Wife | — | Alabama |
| 20 | Mary Brown | 18 | Daughter | Laborer | Alabama |
| 21 | John Jr. Brown | 16 | Son | — | Alabama |
| 22 | James Brown | 14 | Son | — | Alabama |
| 23 | Thomas Brown | 12 | Son | — | Alabama |
| 24 | Lula Brown | 10 | Daughter | — | Alabama |
| 25 | Henry Brown | 8 | Son | — | Alabama |
| 26 | William Brown | 6 | Son | — | Alabama |
| 27 | Marie Brown | 4 | Daughter | — | Alabama |
| 28 | Annie Brown | 2 | Daughter | — | Alabama |
| 29 | Simpson Curtis | 36 | Head | Laborer | Alabama |
| 30 | Ada Curtis | 32 | Wife | — | Alabama |
| 31 | Arthur Curtis | 12 | Son | — | Alabama |
| 32 | Lula Curtis | 10 | Daughter | — | Alabama |
| 33 | James Curtis | 8 | Son | — | Alabama |
| 34 | William Farmer | 45 | Head | Laborer | Alabama |
| 35 | Mary Farmer THIS PERSON | 40 | Wife | — | Alabama |
| 36 | Frank Farmer | 18 | Son | Laborer | Alabama |
| 37 | Mollie Farmer | 16 | Daughter | — | Alabama |
| 38 | John Farmer | 14 | Son | — | Alabama |
| 39 | Lula Farmer | 12 | Daughter | — | Alabama |
| 40 | James Farmer | 10 | Son | — | Alabama |
| 41 | Annie Farmer | 8 | Daughter | — | Alabama |
| 42 | Thomas Farmer | 6 | Son | — | Alabama |
| 43 | Marie Farmer | 4 | Daughter | — | Alabama |
| 44 | Robert Farmer | 2 | Son | — | Alabama |
| 45 | Maggie Palmer | 40 | Head | Laborer | Alabama |
| 46 | John Palmer | 18 | Son | Laborer | Alabama |
| 47 | Mary Palmer | 16 | Daughter | — | Alabama |
| 48 | James Palmer | 14 | Son | — | Alabama |
| 49 | Annie Palmer | 12 | Daughter | — | Alabama |
| 50 | George Washington | 70 | Head | Farmer | Mississippi |
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)