Margaret Adams — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Santa-Clara-County, California

Our Model Tree links this Margaret Adams across the 1920, 1930 and 1940 US Censuses in Santa-Clara-County, California (XGBoost, ~Confirmed) — first a spouse (b.~1870), then head of a 3-person household.

Age 70 b. ~1870 Female Spouse Born: Missouri Married

1940 Census Record Details

Census Year	1940
Location	Santa-Clara-County, California
Surname	Adams
Given Name	Margaret Z.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	70
Marital Status	Married
Birthplace	Missouri
1935 Residence (City)	Los Altos (Townsite)
1935 Residence (County)	Santa Clara
Additional Details
Income (1939)	0
Highest Grade	Hs 4
1935 Residence	Same place
Birth State	Missouri
Birth Country	United States
Birthplace (normalized)	missouri
Township / Ward	Los Altos Townsite
Est. Birth Year	~1870

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 1940 census.

Name	Relation to head	Relative to Margaret	Age	Birth yr
Marvin Adams	Head	—	72	~1868
Marvin Adams	Son	—	34	~1906
Margaret Adams	Spouse	—	70	~1870

Census Appearances

1920

Santa Clara, …

Spouse, age 50

Santa Clara, California · implied b. ~1870 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Adams
Given Name	Margaret A.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	50
Marital Status	Married
Birthplace	Missouri
Father's Birthplace	Pennsylvania
Mother's Birthplace	Kentucky
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Missouri
Birth Country	United States
Birthplace (normalized)	missouri

1930

Santa Clara, …

Spouse, age 60

Santa Clara, California · implied b. ~1870 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Adams
Given Name	Margaret Z.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	60
Marital Status	Married
Birthplace	Missouri
Age at First Marriage	34
Father's Birthplace	Pennsylvania
Mother's Birthplace	Pennsylvania
Can Read/Write	Yes
Birth State	Missouri
Birth Country	United States
Birthplace (normalized)	missouri

1940

Santa-Clara-County, California

Spouse, age 70

Santa-Clara-County, California · implied b. ~1870 — 3 household members

Surname	Adams
Given Name	Margaret Z.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	70
Marital Status	Married
Birthplace	Missouri
1935 Residence (City)	Los Altos (Townsite)
1935 Residence (County)	Santa Clara
Income (1939)	0
Highest Grade	Hs 4
1935 Residence	Same place
Birth State	Missouri
Birth Country	United States
Birthplace (normalized)	missouri

Model Tree

Linked across censuses

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

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This person

Anchor record

Margaret Adams

Spouse · 1940 · age 70 · b. ~1870 · 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 — Santa-Clara-County, California Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-00335-00504)

Line	Name	Age	Relation	Occupation	Birthplace
1	Roy Eschenbruecher	38	Head	Manager	California
2	Mabel L. Eschenbruecher	29	Wife	—	Norway
3	Wm Roy Jr Eschenbruecher	4	Son	—	California
4	Lilian Eschenbruecher	63	Mother	—	Colorado
5	Theodore V. Haltalsey	66	Head	Executive	Minnesota
6	Emma M. Haltalsey	60	Wife	—	California
7	Theodore V. Jr Haltalsey	23	Son	Farm Mgr.	California
8	Myra Wright	86	Mother-in-law	—	California
9	Vivian Petersen	33	Maid	Maid	So. Dakota
10	Yoshio Hondo	47	Head	Gardener	Japan
11	Takiyo Hondo	38	Wife	Maid	Japan
12	Yutaka Hondo	19	Son	—	California
13	Fumiye Hondo	18	Daughter	—	California
14	Kazuye Hondo	17	Daughter	—	California
15	Hisaye Hondo	13	Daughter	—	California
16	Louis Van Cleve Knight	63	Head	Pub Accountant	Florida
17	Mary D Knight	60	Wife	—	Florida
18	Marvin O. Adams	72	Head	Dept. Head	Illinois
19	Margaret Z. Adams THIS PERSON	70	Wife	—	Missouri
20	Marvin O. Jr Adams	34	Son	Statistician	New York
21	Paul Shoup	66	Head	Executive	California
22	Rose Wilson Shoup	67	Wife	—	California
23	Louise Shoup	32	Daughter	—	California
24	Shoichi Kagawa	59	Head	Gardener	Japan
25	Natsuya Kagawa	46	Wife	—	Japan
26	Masako Kagawa	20	Daughter	—	California
27	Fumiko Kagawa	19	Daughter	New Worker	California
28	Yaneko Kagawa	18	Daughter	—	California
29	Isamu Kagawa	15	Son	—	California
30	Tadashi Kagawa	12	Son	—	California
31	Roy Frothingham	50	Head	Advt. Research	New York
32	Myrtle Frothingham	48	Wife	—	Texas
33	Jeane Frothingham	22	Daughter	Secretary	New York
34	Sue Frothingham	19	Daughter	—	New York
35	Ernest O. Huttlinger	46	Head	Investment Banker	New York
36	Frances C Huttlinger	46	Wife	—	California
37	Daniel C. Huttlinger	23	Son	Operator	New York
38	William O. Huttlinger	21	Son	Truck Driver	New York
39	Frances C. Huttlinger	19	Daughter	—	New York
40	Robert C. Huttlinger	17	Son	—	New Jersey

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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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