MP
Maria Perez — 1930 US Census Record
Linked across censuses1930 United States Federal Census · San Francisco, California
Our Model Tree links this Maria Perez across the 1920, 1930 and 1940 US Censuses in San Francisco, California (XGBoost, ~Confirmed) — first a spouse (b.~1896), then head of a 4-person household.
Age 34
b. ~1896
Female
Spouse
Born: Spain
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | San Francisco, California |
| Surname | Perez |
| Given Name | Maria |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Spain |
| Naturalization Status | Alien |
| Year of Immigration | 1910 |
| Age at First Marriage | 17 |
| Father's Birthplace | Spain |
| Mother's Birthplace | Spain |
| Additional Details | |
| Can Read/Write | Yes |
| Mother Tongue | Spanish |
| Birth Country | Spain |
| Birthplace (normalized) | spain |
| Township / Ward | San Francisco |
| Est. Birth Year | ~1896 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Maria | Age | Birth yr |
|---|---|---|---|---|
| Rosalie Perez | Daughter | — | 11 | ~1919 |
| Mariano Perez | Son | — | 9 | ~1921 |
| Mariano Perez | Head | — | 38 | ~1892 |
| Maria Perez | Spouse | — | 34 | ~1896 |
Census Appearances
1920
Los Angeles, …
Spouse, age 25
Los Angeles, California · implied b. ~1895 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Perez |
| Given Name | Maria |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Spain |
| Father's Birthplace | Spain |
| Mother's Birthplace | Spain |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Spanish |
| Birth Country | Spain |
| Birthplace (normalized) | spain |
1930
San Francisco, …
Spouse, age 34
San Francisco, California · implied b. ~1896 — 4 household members
| Surname | Perez |
| Given Name | Maria |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Spain |
| Naturalization Status | Alien |
| Year of Immigration | 1910 |
| Age at First Marriage | 17 |
| Father's Birthplace | Spain |
| Mother's Birthplace | Spain |
| Can Read/Write | Yes |
| Mother Tongue | Spanish |
| Birth Country | Spain |
| Birthplace (normalized) | spain |
1940
Alameda-County, California
Spouse, age 44
Alameda-County, California · implied b. ~1896 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Perez |
| Given Name | Margarita |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Spain |
| 1935 Residence (City) | Decoto |
| 1935 Residence (County) | Alameda |
| Naturalization Status | Alien |
| Highest Grade | No 0 |
| 1935 Residence | Same house |
| Birth Country | Spain |
| Birthplace (normalized) | spain |
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 Perez across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
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This person
Anchor record
Maria Perez
Spouse · 1930 · age 34 · b. ~1896 · 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 — San Francisco, California
Open full size
1930 US Federal Census — San Francisco, California
Page Contents
50 people indexed on this census page (ia:1930:californiacensus00reel195:0741)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Rodrigo Munoz | 30 | Head | — | Mexico |
| 2 | Irene Munoz | 27 | Wife | Tailor | Spain |
| 3 | Annette Munoz | 3 | Daughter | — | California |
| 4 | Mariano Perez | 38 | Head | Tailor | Cuba |
| 5 | Maria Perez THIS PERSON | 34 | Wife | — | Spain |
| 6 | Rosalie Perez | 11 | Daughter | Yes | California |
| 7 | Mariano Perez | 9 | Son | Yes | California |
| 8 | Louis Dussere | 31 | Head | Cook | France |
| 9 | Alice Dussere | 25 | Wife | — | Italy |
| 10 | Louis Dussere | 4 | Son | — | California |
| 11 | — | 36 | Head | Yes | California |
| 12 | — | 35 | Wife | — | Italy |
| 13 | — | 12 | Son | Yes | California |
| 14 | — | 10 | Son | Yes | California |
| 15 | — | 8 | Son | Yes | California |
| 16 | — | 6 | Son | Yes | California |
| 17 | — | 4 | Son | — | California |
| 18 | — | 43 | Head | — | France |
| 19 | — | 43 | Wife | — | France |
| 20 | — | 13 | Son | Yes | California |
| 21 | — | 12 | Son | Yes | California |
| 22 | — | 10 | Son | Yes | California |
| 23 | — | 8 | Son | Yes | California |
| 24 | — | 6 | Son | Yes | California |
| 25 | — | 43 | Head | — | Guatemala |
| 26 | Margaret | 40 | Wife | — | Guatemala |
| 27 | — | 11 | Daughter | Yes | California |
| 28 | — | 10 | Son | Yes | California |
| 29 | — | 7 | Son | Yes | California |
| 30 | — | 44 | Head | — | Italy |
| 31 | — | 40 | Wife | — | Italy |
| 32 | — | 10 | Son | Yes | California |
| 33 | — | 8 | Son | Yes | California |
| 34 | — | 6 | Son | Yes | California |
| 35 | — | 4 | Son | — | California |
| 36 | — | 44 | Head | Yes | California |
| 37 | — | 40 | Wife | Yes | California |
| 38 | — | 11 | Son | Yes | California |
| 39 | — | 10 | Son | Yes | California |
| 40 | — | 44 | Head | Yes | California |
| 41 | — | 42 | Wife | Yes | California |
| 42 | — | 12 | Son | Yes | California |
| 43 | — | 43 | Head | — | Malta |
| 44 | — | 33 | Wife | — | Malta |
| 45 | — | 11 | Son | — | Malta |
| 46 | — | 9 | Son | — | Malta |
| 47 | — | 7 | Son | — | Malta |
| 48 | — | 5 | Son | — | Malta |
| 49 | — | 3 | Son | — | California |
| 50 | — | 1 | Son | — | California |
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)