MR
Maria Rodriguez — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this Maria Rodriguez across the 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 8-person household.
Age 16
b. ~1924
Female
Daughter
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Rodriguez |
| Given Name | Maria |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Fernando |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same House |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | San Fernando |
| Est. Birth Year | ~1924 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Maria | Age | Birth yr |
|---|---|---|---|---|
| Felix Rodriguez | Son | — | 14 | ~1926 |
| Maria Rodriguez | Daughter | — | 16 | ~1924 |
| Esteban Rodriguez | Head | — | 57 | ~1883 |
| Samuel Rodriguez | Son | — | 29 | ~1911 |
| Carmen Rodriguez | Daughter | — | 18 | ~1922 |
| Felipa Rodriguez | Spouse | — | 52 | ~1888 |
| Pedro Rodriguez | Son | — | 11 | ~1929 |
| Salvador Rodriguez | Son | — | 20 | ~1920 |
Census Appearances
1930
Los Angeles, …
Daughter, age 5
Los Angeles, California · implied b. ~1925 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Rodriquez |
| Given Name | Maria |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Mexican |
| Age | 5 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Mexico |
| Mother's Birthplace | Mexico |
| Occupation | none |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Los-Angeles-County, California
Daughter, age 16
Los-Angeles-County, California · implied b. ~1924 — 8 household members
| Surname | Rodriguez |
| Given Name | Maria |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Fernando |
| 1935 Residence (County) | Los Angeles |
| Hours Worked | 0 |
| Highest Grade | No 7 |
| 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 Maria Rodriguez across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Maria Rodriguez
Daughter · 1940 · age 16 · b. ~1924 · California
★ You are viewing this record
Sibling
Salvador Rodriguez
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Felix Rodriguez
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Samuel Rodriguez
Sibling · 1940 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pedro Rodriguez
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carmen Rodriguez
Sibling · 1940 · age 18
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 — Los-Angeles-County, California
Open full size
1940 US Federal Census — Los-Angeles-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00251-00151)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jose M Lopez | 5 | Son | — | California |
| 2 | Eduardo Espinoza | 54 | Head | Lemon Picker | Mexico |
| 3 | Maria Espinoza | 52 | Wife | — | Mexico |
| 4 | Guadalupe Espinoza | 20 | Son | Lemon Picker | New Mexico |
| 5 | Carlos Espinoza | 17 | Son | Lemon Picker | California |
| 6 | Jessie Espinoza | 15 | daughter | — | California |
| 7 | Agustine Espinoza | 35 | Son | Lemon Picker | Mexico |
| 8 | James Espinoza | 15 | Grandson | — | California |
| 9 | Gloria Espinoza | 13 | Granddaughter | — | California |
| 10 | Esteban Rodriguez | 57 | Head | Lemon Picker | Mexico |
| 11 | Felipa Rodriguez | 52 | Wife | — | Mexico |
| 12 | Samuel Rodriguez | 29 | Son | Lemon Picker | Mexico |
| 13 | Salvador Rodriguez | 20 | Son | — | California |
| 14 | Carmen Rodriguez | 18 | daughter | — | California |
| 15 | Maria Rodriguez THIS PERSON | 16 | daughter | — | California |
| 16 | Felix Rodriguez | 14 | Son | — | California |
| 17 | Pedro Rodriguez | 11 | Son | — | California |
| 18 | Jesus Lopez | 28 | Head | Truck Driver | California |
| 19 | Juana Lopez | 20 | Wife | — | Arizona |
| 20 | Jesus Lopez | 4 | Son | — | California |
| 21 | Maria Lopez | 2 | daughter | — | California |
| 22 | Catalina Lopez | 0 | daughter | — | California |
| 23 | Frank Reyes | 54 | Head | Stone Mason | Arizona |
| 24 | Refugio Reyes | 52 | Wife | — | Arizona |
| 25 | Luis Reyes | 17 | Son | — | Arizona |
| 26 | Amalia Reyes | 14 | daughter | — | Arizona |
| 27 | Leaner Reyes | 12 | daughter | — | Arizona |
| 28 | Cleodoro Reyes | 10 | Son | — | Arizona |
| 29 | — | None | Block | — | — |
| 30 | Virginia Madrid | 33 | Head | — | Mexico |
| 31 | Margarita Madrid | 18 | daughter | — | California |
| 32 | Rudolph Madrid | 14 | Son | — | California |
| 33 | Manuel Madrid | 12 | Son | — | California |
| 34 | Catalina Madrid | 10 | daughter | — | California |
| 35 | Julia Madrid | 7 | daughter | — | California |
| 36 | Pragedes Morales | 54 | Head | Stone Mason | Mexico |
| 37 | Bernarda Morales | 47 | Wife | — | Mexico |
| 38 | Agustine Jimenez | 23 | Head | Lemon Picker | Arizona |
| 39 | Esther Jimenez | 17 | Wife | — | California |
| 40 | Jorge Jimenez | 0 | Son | — | California |
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)