MS
Manuel Silva — 1940 US Census Record
Model Tree available1940 United States Federal Census · Alameda-County, California
Our Model Tree links this Manuel Silva across the 1920, 1930 and 1940 US Censuses in Alameda-County, California (XGBoost, ~Confirmed), with identified parents Joe & Annie — first a son (b.~1912), then head of a 7-person household.
Age 28
b. ~1912
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Alameda-County, California |
| Surname | Silva |
| Given Name | Manuel |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Oakland |
| 1935 Residence (County) | Alameda |
| Additional Details | |
| Occupation | Laborer |
| Industry | Fish |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 180 |
| Highest Grade | Hs 4 |
| 1935 Residence | California |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Laborer |
| Township / Ward | Hayward |
| Est. Birth Year | ~1912 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Manuel | Age | Birth yr |
|---|---|---|---|---|
| Manuel Silva | Son | — | 28 | ~1912 |
| Ruth Silva | Daughter | — | 17 | ~1923 |
| Isabel Silva | Daughter | — | 18 | ~1922 |
| Francisco Silva | Head | — | 50 | ~1890 |
| Francis Silva | Daughter | — | 13 | ~1927 |
| Tony Silva | Son | — | 9 | ~1931 |
| George Silva | Son | — | 10 | ~1930 |
Census Appearances
1920
Alameda, California
Son, age 7
Alameda, California · implied b. ~1913 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Silva |
| Given Name | Manuel E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Portugal |
| Mother's Birthplace | Portugal |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
Alameda, California
Son, age 17
Alameda, California · implied b. ~1913 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Silva |
| Given Name | Manuel |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Portugal |
| Mother's Birthplace | Portugal |
| Occupation | Laborer |
| Industry | Cannery |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Alameda-County, California
Son, age 28
Alameda-County, California · implied b. ~1912 — 7 household members
| Surname | Silva |
| Given Name | Manuel |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Oakland |
| 1935 Residence (County) | Alameda |
| Occupation | Laborer |
| Industry | Fish |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 180 |
| Highest Grade | Hs 4 |
| 1935 Residence | California |
| 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 Manuel Silva across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Joe Silva (~0.92 confidence) and mother Annie Silva (~0.92 confidence) and father Joseph Silva (~0.92 confidence) and mother Sarah Silva (~0.92 confidence) and mother Francisco Silva (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Joe Silva
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Annie Silva
b. ~1885
Source mother
● Household
· direct · ~0.92
Father
Joseph Silva
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Sarah Silva
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Francisco Silva
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Manuel Silva
Son · 1940 · age 28 · b. ~1912 · California
★ You are viewing this record
Sibling
Francis Silva
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Isabel Silva
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Tony Silva
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Silva
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Silva
Sibling · 1940 · age 10
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 — Alameda-County, California
Open full size
1940 US Federal Census — Alameda-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00184-00185)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Paceliza|Pacelisa Dominguez | 9 | Head | — | California |
| 42 | Alice Dominguez | 8 | Daughter | — | California |
| 43 | Irene Dominguez | 5 | Daughter | — | California |
| 44 | Joseph Diaz | 23 | Friend | Laborer | New Mexico |
| 45 | Angelo Perez | 20 | Friend | — | Colorado |
| 46 | Francisco Silva | 50 | Head | — | Portugal |
| 47 | Manuel Silva THIS PERSON | 28 | Son | Laborer | California |
| 48 | Isabel Silva | 18 | Daughter | Canner | California |
| 49 | Ruth Silva | 17 | Daughter | Laborer | California |
| 50 | Francis Silva | 13 | Daughter | — | California |
| 51 | George Silva | 10 | Son | — | California |
| 52 | Tony Silva | 9 | Son | — | California |
| 53 | Joseph Brum | 60 | Head | Farmer | Portugal |
| 54 | Mary Brum | 55 | Wife | Fruit Picker | Portugal |
| 55 | George Flagg | 46 | Head | Foreman | Washington |
| 56 | Gertrude Flagg | 42 | Wife | Production | California |
| 57 | Helen Flagg | 20 | Daughter | Telephone Oper. | California |
| 58 | Muriel Flagg | 16 | Daughter | — | California |
| 59 | La Verne Flagg | 13 | Daughter | — | California |
| 60 | Dorothy Craig | 18 | Lodger | Telephone Operator | Idaho |
| 61 | William W. Young | 57 | Head | Salesman | Pennsylvania |
| 62 | Anne Young | 46 | Wife | — | Texas |
| 63 | Pearl M. Reid | 62 | Head | — | California |
| 64 | Evelyn R. Reid | 36 | Daughter | Teacher | California |
| 65 | Frank Desno | 35 | Head | Auto Painter | California |
| 66 | Alice Desno | 31 | Wife | — | North Dakota |
| 67 | Jean Desno | 11 | Daughter | — | California |
| 68 | James Ritchie | 39 | Head | Deputy | Michigan |
| 69 | Florence Ritchie | 39 | Wife | — | California |
| 70 | Patricia Ritchie | 17 | Daughter | — | California |
| 71 | Shirley Ritchie | 12 | Daughter | — | California |
| 72 | Lily Redmond | 69 | Mother-in-law | — | California |
| 73 | Bruce Johnson | 47 | Head | Insurance | California |
| 74 | Lennet Johnson | 45 | Wife | Office Manager | Texas |
| 75 | Phylis Johnson | 16 | Daughter | — | California |
| 76 | Edna Johnson | 13 | Daughter | — | California |
| 77 | John Lassman | 31 | Head | Maintenance | England |
| 78 | Dorothy Lassman | 31 | Wife | — | California |
| 79 | Jill Lassman | 5 | Daughter | — | California |
| 80 | Jack Lassman | 1 | Son | — | California |
Pedigree Summary
Manuel + 5 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)