Mary James — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Kern-County, California

Our Model Tree links this Mary James across the 1920, 1930 and 1940 US Censuses in Kern-County, California (XGBoost, ~Confirmed) — first a spouse (b.~1895), then head of a 3-person household.

Age 45 b. ~1895 Female Spouse Born: Nebraska Married

1940 Census Record Details

Census Year	1940
Location	Kern-County, California
Surname	James
Given Name	Mary I.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	45
Marital Status	Married
Birthplace	Nebraska
1935 Residence (City)	Bakersfield
1935 Residence (County)	Kern
Additional Details
Class of Worker	0
Highest Grade	H 4
1935 Residence	Same place
Birth State	Nebraska
Birth Country	United States
Birthplace (normalized)	nebraska
Township / Ward	Bakersfield
Est. Birth Year	~1895

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 Mary	Age	Birth yr
Margaret James	Daughter	—	17	~1923
Max James	Head	—	47	~1893
Mary James	Spouse	—	45	~1895

Census Appearances

1920

Kern, California

Spouse, age 25

Kern, California · implied b. ~1895 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	James
Given Name	Mary E.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	25
Marital Status	Married
Birthplace	Nebraska
Father's Birthplace	New York
Mother's Birthplace	Missouri
Occupation	none
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Nebraska
Birth Country	United States
Birthplace (normalized)	nebraska

1930

Kern, California

Spouse, age 35

Kern, California · implied b. ~1895 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	James
Given Name	Mary S.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	35
Marital Status	Married
Birthplace	Nebraska
Age at First Marriage	23
Father's Birthplace	New York
Mother's Birthplace	New York
Can Read/Write	Yes
Birth State	Nebraska
Birth Country	United States
Birthplace (normalized)	nebraska

1940

Kern-County, California

Spouse, age 45

Kern-County, California · implied b. ~1895 — 3 household members

Surname	James
Given Name	Mary I.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	45
Marital Status	Married
Birthplace	Nebraska
1935 Residence (City)	Bakersfield
1935 Residence (County)	Kern
Class of Worker	0
Highest Grade	H 4
1935 Residence	Same place
Birth State	Nebraska
Birth Country	United States
Birthplace (normalized)	nebraska

Model Tree

Linked across censuses

Our Model Tree links Mary James 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 James

Spouse · 1940 · age 45 · b. ~1895 · 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 — Kern-County, California Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-00212-00308)

Line	Name	Age	Relation	Occupation	Birthplace
1	Mary T. St. Clair	61	Wife	—	Ohio
2	Anna Gavin	67	Lodger	Bookkeeper	New York
3	Harold W. Kelly	37	Head	School Teacher	California
4	Eleanor A. Kelly	35	Wife	—	Washington
5	Patricia Kelly	9	Daughter	—	California
6	John T. Kelly	7	Son	—	California
7	Thomas S. Kelly	5	Son	—	California
8	Fredrick S. Shout	61	Head	Practitioner	Maine
9	Ethel S. Shout	52	Wife	Reader	New York
10	Andrea C. Shout	21	Daughter	Switchboard	California
11	Forrest E. Cassady	53	Head	Owner	Iowa
12	Mae Cassady	54	Wife	Manager	Iowa
13	Kathleen Cassady	27	Daughter	School Teacher	California
14	Peter Cassady	22	Son	Clerk	California
15	Eugene F. Cassady	17	Daughter	Clerk	California
16	Pauline M. Simmons	22	Daughter	Dept Manager	California
17	Marie Linnenbrink	18	Maid	Maid	Missouri
18	Fredrick W. Welch	67	Head	Attorney	New York
19	Mabel P. Welch	69	Wife	—	New York
20	Henrietta Palmer	75	Boarder	Secretary	Nebraska
21	Vance Van Riper	51	Head	City Clerk	New Jersey
22	Belle C. Van Riper	49	Wife	—	New Mexico
23	Capitola J. Walling	63	Head	—	Pennsylvania
24	Frances C. Walling	40	Daughter	Secretary	Pennsylvania
25	Irene M. Walling	37	Daughter	Stenographer	California
26	William O. Fraser	44	Head	Equip.	California
27	Edith M. Fraser	41	Wife	Laundry Worker	California
28	Mona J. Fraser	16	Daughter	—	California
29	Orrin W. Fraser	14	Son	—	California
30	Ival M. Hudson	42	Head	Oil Worker	Arkansas
31	Myrtle M. Hudson	41	Wife	—	Missouri
32	Raymond E. Smythe	39	Head	Agency Manager	Missouri
33	Doris W. Smythe	38	Wife	Assistant Clerk	Iowa
34	Don L. Smythe	18	Son	General Helper	California
35	Albert Baumgarten	63	Head	Hotel Keeper	Germany
36	Susie A. Baumgarten	64	Wife	—	Kentucky
37	Herbert A. Baumgarten	33	Son	Attorney	Missouri
38	Max James	47	Head	Manager	Kansas
39	Mary I. James THIS PERSON	45	Wife	—	Nebraska
40	Margaret A. James	17	Daughter	—	California

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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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