Mary Silva — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Alameda-County, California

Our Model Tree links this Mary Silva across the 1920, 1930 and 1940 US Censuses in Alameda-County, California (XGBoost, ~Confirmed) — first a head (b.~1876), then head of a 2-person household.

Age 64 b. ~1876 Female Head Born: Arizona Widowed

1940 Census Record Details

Census Year	1940
Location	Alameda-County, California
Surname	Silva
Given Name	Mary J.
Relationship to Head	Head
Sex	F
Color / Race	White
Age	64
Marital Status	Widowed
Birthplace	Arizona
1935 Residence (City)	Oakland City
1935 Residence (County)	Alameda
Additional Details
Highest Grade	No 3
1935 Residence	Same place
Birth State	Arizona
Birth Country	United States
Birthplace (normalized)	arizona
Township / Ward	Oakland City
Est. Birth Year	~1876

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.

2 people recorded at the same address in the 1940 census.

Name	Relation to head	Relative to Mary	Age	Birth yr
Mary Silva	Head	—	64	~1876
Jack Silva	Son	—	37	~1903

Census Appearances

1920

Alameda, California

Spouse, age 42

Alameda, California · implied b. ~1878 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Silva
Given Name	Mary
Relationship to Head	wife
Sex	F
Color / Race	White
Age	42
Marital Status	Married
Birthplace	Arizona
Father's Birthplace	Mexico
Mother's Birthplace	Mexico
Occupation	none
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Arizona
Birth Country	United States
Birthplace (normalized)	arizona

1930

Alameda, California

Spouse, age 54

Alameda, California · implied b. ~1876 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Silva
Given Name	Mary J
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	54
Marital Status	Married
Birthplace	Arizona
Age at First Marriage	16
Father's Birthplace	Mexico
Mother's Birthplace	Mexico
Can Read/Write	Yes
Veteran	No
Birth State	Arizona
Birth Country	United States
Birthplace (normalized)	arizona

1940

Alameda-County, California

Head, age 64

Alameda-County, California · implied b. ~1876 — 2 household members

Surname	Silva
Given Name	Mary J.
Relationship to Head	Head
Sex	F
Color / Race	White
Age	64
Marital Status	Widowed
Birthplace	Arizona
1935 Residence (City)	Oakland City
1935 Residence (County)	Alameda
Highest Grade	No 3
1935 Residence	Same place
Birth State	Arizona
Birth Country	United States
Birthplace (normalized)	arizona

Model Tree

Linked across censuses

Our Model Tree links Mary Silva across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.

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This person

Anchor record

Mary Silva

Head · 1940 · age 64 · b. ~1876 · California

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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

Page Contents

36 people indexed on this census page (nara:1940:m-t0627-00435-00524)

Line	Name	Age	Relation	Occupation	Birthplace
1	Marlene La Grutta	4	daughter	—	California
2	Frederick Kueber	52	Head	Carpenter	Poland
3	Bertha Kueber	49	wife	—	Poland
4	Mary J. Silva THIS PERSON	64	Head	—	Arizona
5	Jack Jr. Silva	37	son	Truck Driver	Arizona
6	Allen B. Wood	34	Head	Night Watchman	California
7	Mary M. Wood	30	wife	—	California
8	Joan A. Wood	3	daughter	—	California
13	Ruggiero Di Antonio	64	Head	Laborer	Italy
14	Theresa Di Antonio	53	wife	—	Italy
15	Herman Furina	39	Head	Baggage Clerk	Pennsylvania
16	Rose Furina	38	wife	—	Pennsylvania
17	Donald Furina	18	son	—	Pennsylvania
18	Herman Furina	12	son	—	Pennsylvania
19	Rose Marie Furina	7	daughter	—	California
20	John Furina	3	son	—	California
21	Frank Manka	35	Head	Assemblyman	California
22	Helen Manka	34	wife	—	California
23	Arline Manka	7	daughter	—	California
24	Elaine Manka	5	daughter	—	California
25	Marjorie Lacomb	13	boarder	—	California
26	Julius Meucci	45	Head	Cook	Italy
27	Anita Meucci	45	wife	Proprietor	Italy
28	Rina Mortara	21	daughter	Waitress	California
29	Steve Mortara	2	grandson	—	California
30	Edgar Goodrich	45	Head	Truck Driver	Pennsylvania
31	Helen Goodrich	31	wife	—	Michigan
32	Nancy Goodrich	7	daughter	—	Michigan
33	Jack Goodrich	3	son	—	California
34	Michael Goodrich	1	son	—	California
35	Ralph Toals	39	Head	Schedule Clerk	California
36	Henrietta Toals	38	wife	—	California
37	Barbara Toals	15	daughter	—	California
38	Peter B. Redretti	64	Head	—	Italy
39	Mary Redretti	57	wife	—	Italy
40	Ferrucio Redretti	75	brother	—	Italy

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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)

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