MS
Mary Silva — 1930 US Census Record
Model Tree available1930 United States Federal Census · Alameda, California
Our Model Tree links this Mary Silva across the 1920, 1930 and 1940 US Censuses in Alameda, California (XGBoost, ~Confirmed), with identified parents Antone & Mary — first a spouse (b.~1897), then head of a 3-person household.
Age 33
b. ~1897
Female
Spouse
Born: Brazil
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Alameda, California |
| Surname | Silva |
| Given Name | Mary W. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Brazil |
| Naturalization Status | Naturalized |
| Year of Immigration | 1900 |
| Age at First Marriage | 17 |
| Father's Birthplace | Portugal |
| Mother's Birthplace | Portugal |
| Additional Details | |
| Can Read/Write | Yes |
| Mother Tongue | Portuguese |
| Birthplace (normalized) | brazil |
| Township / Ward | City Of Oakland Part |
| Est. Birth Year | ~1897 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Lucille Silva | Daughter | — | 14 | ~1916 |
| Antonio Silva | Head | — | 42 | ~1888 |
| Mary Silva | Spouse | — | 33 | ~1897 |
Census Appearances
1920
Alameda, California
Daughter, age 22
Alameda, California · implied b. ~1898 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Silva |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Brazil |
| Year of Immigration | 1900 |
| Naturalization Status | Alien |
| Father's Birthplace | Portugal |
| Mother's Birthplace | Portugal |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Portuguese |
| Birthplace (normalized) | brazil |
1930
Alameda, California
Spouse, age 33
Alameda, California · implied b. ~1897 — 3 household members
| Surname | Silva |
| Given Name | Mary W. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Brazil |
| Naturalization Status | Naturalized |
| Year of Immigration | 1900 |
| Age at First Marriage | 17 |
| Father's Birthplace | Portugal |
| Mother's Birthplace | Portugal |
| Can Read/Write | Yes |
| Mother Tongue | Portuguese |
| Birthplace (normalized) | brazil |
1940
Alameda-County, California
Spouse, age 42
Alameda-County, California · implied b. ~1898 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Silva |
| Given Name | Marion |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Brazil |
| 1935 Residence (City) | Oakland |
| 1935 Residence (County) | Alameda |
| Naturalization Status | Naturalized |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birthplace (normalized) | brazil |
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 Silva across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Antone Nunes (~0.92 confidence) and mother Mary Nunes (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Antone Nunes
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Mary Nunes
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Silva
Spouse · 1930 · age 33 · b. ~1897 · California
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Alameda, California
Open full size
1930 US Federal Census — Alameda, California
Page Contents
50 people indexed on this census page (ia:1930:15thcensuspopula102unit:0310)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Albert Fossati | 40 | Head | Motorman | California |
| 52 | Marie E. Fossati | 38 | Wife | — | California |
| 53 | Albert W. Fossati | 15 | Son | — | California |
| 54 | Helen L. Fossati | 10 | Daughter | — | California |
| 55 | Barney A. Bishop | 69 | Head | — | England |
| 56 | Sarah Bishop | 71 | Wife | — | Wisconsin |
| 57 | Edwin H. Bishop | 34 | Son | Projectionist | California |
| 58 | Helen T. Bishop | 30 | Daughter-in-law | — | California |
| 59 | Clifford B. Bishop | 7 | Grandson | — | California |
| 60 | Olive S. Bishop | 28 | Daughter | Nurse | Wisconsin |
| 61 | Baker | 31 | Head | Mechanic | Kansas |
| 62 | Margaret Baker | 34 | Wife | — | Montana |
| 63 | Margaret Connor | 72 | Mother-in-law | — | Ireland-Free State |
| 64 | Fortunato Lensi | 42 | Head | Driver (Truck) | Italy |
| 65 | Ernestina Lensi | 35 | Wife | — | Italy |
| 66 | Adelina Lensi | 14 | Daughter | — | California |
| 67 | Luis Triloni | 35 | Head | Asst Cashier | California |
| 68 | Ida Triloni | 32 | Wife | — | California |
| 69 | Florence M. Triloni | 7 | Daughter | — | California |
| 70 | George Harmon | 45 | Head | Plumber | Ireland-Free State |
| 71 | Mabel Harmon | 33 | Wife | Janitress | Ireland-Free State |
| 72 | George Harmon | 11 | Son | — | California |
| 73 | Geraldine Harmon | 8 | Daughter | — | California |
| 74 | Thomas Harmon | 5 | Son | — | California |
| 75 | Jesse B. Curtis | 26 | Head | Printer | California |
| 76 | Ruth Curtis | 31 | Wife | — | Nebraska |
| 77 | Ann Marie Curtis | 1 | Daughter | — | California |
| 78 | Joseph Baranti | 26 | Head | Salesman | Italy |
| 79 | Mary Baranti | 27 | Wife | — | Italy |
| 80 | Anna Baranti | 8 | Daughter | — | California |
| 81 | Arthur D. Simas | 41 | Head | Proprietor | New York |
| 82 | Marie Simas | 69 | Mother | — | Pennsylvania |
| 83 | Virginia Simas | 25 | Sister | — | Indiana |
| 84 | Beatrice Simas | 38 | Sister | — | Maryland |
| 85 | Frank Brown | 55 | Head | Garage Man | United States |
| 86 | Margaret Brown | 50 | Wife | Conductor | California |
| 87 | E. G. Cruman | 40 | Roomer | Locksmith | Austria |
| 88 | Henry Curry | 37 | Head | Drayman | Russia |
| 89 | Jessie Curry | 27 | Wife | — | New York |
| 90 | Jean Curry | 2 | Daughter | — | California |
| 91 | Frank Imon | 25 | Head | Fireman | California |
| 92 | Marie Imon | 24 | Wife | Distributor | Alaska |
| 93 | Frank Lupisich | 73 | Father | Retired | Yugoslavia |
| 94 | Minnie Lupisich | 60 | Mother | — | Germany |
| 95 | Antonio Silva | 42 | Head | Butter | Portugal |
| 96 | Mary W. Silva THIS PERSON | 33 | Wife | — | Brazil |
| 97 | Lucille Silva | 14 | Daughter | — | California |
| 98 | — | None | — | — | — |
| 99 | Silas Roberts | 34 | Head | Driver | United States |
| 100 | Clotille Roberts | 27 | Wife | — | California |
Pedigree Summary
Mary
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)