MR
Maria Rodriguez — 1940 US Census Record
Linked across censuses1940 United States Federal Census · San-Diego-County, California
Our Model Tree links this Maria Rodriguez across the 1930 and 1940 US Censuses in San-Diego-County, California (XGBoost, ~Confirmed) — first a daughter (b.~1919), then head of a 13-person household.
Age 21
b. ~1919
Female
Daughter
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | San-Diego-County, California |
| Surname | Rodriguez |
| Given Name | Maria |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Diego City |
| 1935 Residence (County) | San Diego |
| Additional Details | |
| Occupation | Housekeeper |
| Industry | Private home |
| Class of Worker | PW |
| Hours Worked | 54 |
| Income (1939) | 240 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Housekeeper |
| Township / Ward | San Diego City |
| Est. Birth Year | ~1919 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Maria | Age | Birth yr |
|---|---|---|---|---|
| Richard Rodriguez | Son | — | 5 | ~1935 |
| Maria Rodriguez | Daughter | — | 21 | ~1919 |
| Reba Rodriguez | Daughter | — | 15 | ~1925 |
| Ramon Rodriguez | Son | — | 18 | ~1922 |
| Carmen Rodriguez | Spouse | — | 39 | ~1901 |
| Robert Rodriguez | Son | — | 12 | ~1928 |
| Antonia Rodriguez | Daughter | — | 10 | ~1930 |
| Josephine Rodriguez | Daughter | — | 19 | ~1921 |
| Virginia Rodriguez | Daughter | — | 16 | ~1924 |
| Teresa Rodriguez | Daughter | — | 9 | ~1931 |
| Calixto Rodriguez | Head | — | 43 | ~1897 |
| Concepcion Rodriguez | Daughter | — | 13 | ~1927 |
| Anita Rodriguez | Daughter | — | 2 | ~1938 |
Census Appearances
1930
San Diego, …
Daughter, age 9
San Diego, California · implied b. ~1921 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Rodriguez |
| Given Name | Maria |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Mexican |
| Age | 9 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Mexico |
| Mother's Birthplace | Mexico |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
San-Diego-County, California
Daughter, age 21
San-Diego-County, California · implied b. ~1919 — 13 household members
| Surname | Rodriguez |
| Given Name | Maria |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Diego City |
| 1935 Residence (County) | San Diego |
| Occupation | Housekeeper |
| Industry | Private home |
| Class of Worker | PW |
| Hours Worked | 54 |
| Income (1939) | 240 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 21 · b. ~1919 · California
★ You are viewing this record
Sibling
Reba Rodriguez
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Antonia Rodriguez
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ramon Rodriguez
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Rodriguez
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Rodriguez
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Teresa Rodriguez
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anita Rodriguez
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Rodriguez
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Concepcion Rodriguez
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Josephine Rodriguez
Sibling · 1940 · age 19
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-Diego-County, California
Open full size
1940 US Federal Census — San-Diego-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00449-00764)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Carlo Garcia | 18 | Lodger | — | California |
| 42 | Montoya Rebecca Garcia | 7 | Lodger | — | California |
| 43 | Celestino Camacho | 21 | Head | Ranch Hand | Mexico |
| 44 | Eliza S. Camacho | 33 | Wife | — | Mexico |
| 45 | Enriqueta R. Shields | 67 | Mother-in-law | — | Mexico |
| 46 | Enrique M. Breño | 37 | Head | Fish Cooker | Mexico |
| 47 | Aurelia Breño | 25 | Wife | — | Mexico |
| 48 | Miguel Breño | 3 | Son | — | California |
| 49 | Ramon Breño | 2 | Son | — | California |
| 50 | Calixto H. Rodriguez | 43 | Head | Fireman'S Helper | Mexico |
| 51 | Carmen Y. Rodriguez | 39 | Wife | — | Mexico |
| 52 | Maria Rodriguez THIS PERSON | 21 | Daughter | Housekeeper | California |
| 53 | Josephine Rodriguez | 19 | Daughter | Seamstress | California |
| 54 | Ramon Rodriguez | 18 | Son | Poultry Raiser | California |
| 55 | Virginia Rodriguez | 16 | Daughter | — | California |
| 56 | Reba Rodriguez | 15 | Daughter | — | California |
| 57 | Concepcion Rodriguez | 13 | Daughter | — | California |
| 58 | Robert Rodriguez | 12 | Son | — | California |
| 59 | Antonia Rodriguez | 10 | Daughter | — | California |
| 60 | Teresa Rodriguez | 9 | Daughter | — | California |
| 61 | Richard Rodriguez | 5 | Son | — | California |
| 62 | Anita Rodriguez | 2 | Daughter | — | California |
| 63 | Pascual Campaña | 34 | Head | Laborer | California |
| 64 | Tillie Campaña | 26 | Wife | Fish Packer | California |
| 65 | Phillip Campaña | 3 | Son | — | California |
| 66 | Ruth De Mar | 19 | Lodger | Seamstress | California |
| 67 | Frank R. Castillo | 35 | Head | Racker Clean | California |
| 68 | Lupe Ch. Castillo | 24 | Wife | — | Texas |
| 69 | Frank Ch. Castillo | 3 | Son | — | California |
| 70 | Eva Ch. Castillo | 1 | Daughter | — | California |
| 71 | Adolfo De Mara | 58 | Head | Hand Laborer | Mexico |
| 72 | Jesus De Mara | 18 | Son | Laborer | California |
| 73 | Alejandro Aguirre | 34 | Head | Junk Collector | Mexico |
| 74 | Magdalena Aguirre | 33 | Wife | — | California |
| 75 | Alejandro Aguirre | 14 | Son | — | California |
| 76 | Catalina Aguirre | 12 | Daughter | — | California |
| 77 | Teresa Aguirre | 9 | Daughter | — | California |
| 78 | Estela Aguirre | 8 | Daughter | — | California |
| 79 | John Aguirre | 6 | Son | — | California |
| 80 | Elena Aguirre | 5 | Daughter | — | 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)