Elizabeth Cook — 1940 US Census Record

Model Tree available

1940 United States Federal Census · Marion-County, Indiana

Our Model Tree links this Elizabeth Cook across the 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed), with identified parents Bertha — first a daughter (b.~1916), then head of a 2-person household.

Age 24 b. ~1916 Female Daughter Born: Indiana Single

1940 Census Record Details

Census Year	1940
Location	Marion-County, Indiana
Surname	Cook
Given Name	Elizabeth
Relationship to Head	daughter
Sex	F
Color / Race	White
Age	24
Marital Status	Single
Birthplace	Indiana
1935 Residence (City)	Indianapolis
1935 Residence (County)	Marion
Additional Details
Occupation	clerical work
Industry	medicine factory
Class of Worker	PW
Hours Worked	40
Income (1939)	266
Highest Grade	C-4
1935 Residence	Same place
Birth State	Indiana
Birth Country	United States
Birthplace (normalized)	indiana
Occupation	Clerical Work
Township / Ward	Indianapolis
Est. Birth Year	~1916

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 Elizabeth	Age	Birth yr
Elizabeth Cook	Daughter	—	24	~1916
Bertha Cook	Head	—	52	~1888

Census Appearances

1920

Marion, Indiana

Daughter, age 4

Marion, Indiana · implied b. ~1916 — 49 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Cook
Given Name	Elizabeth
Relationship to Head	daughter
Sex	F
Color / Race	White
Age	4
Marital Status	Single
Birthplace	Indiana
Father's Birthplace	Indiana
Mother's Birthplace	Indiana
Birth State	Indiana
Birth Country	United States
Birthplace (normalized)	indiana

1930

Marion, Indiana

Daughter, age 14

Marion, Indiana · implied b. ~1916 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Cook
Given Name	Elizabeth
Relationship to Head	Daughter
Sex	F
Color / Race	White
Age	14
Marital Status	Single
Birthplace	Indiana
Father's Birthplace	Indiana
Mother's Birthplace	Indiana
Can Read/Write	Yes
Birth State	Indiana
Birth Country	United States
Birthplace (normalized)	indiana

1940

Marion-County, Indiana

Daughter, age 24

Marion-County, Indiana · implied b. ~1916 — 2 household members

Surname	Cook
Given Name	Elizabeth
Relationship to Head	daughter
Sex	F
Color / Race	White
Age	24
Marital Status	Single
Birthplace	Indiana
1935 Residence (City)	Indianapolis
1935 Residence (County)	Marion
Occupation	clerical work
Industry	medicine factory
Class of Worker	PW
Hours Worked	40
Income (1939)	266
Highest Grade	C-4
1935 Residence	Same place
Birth State	Indiana
Birth Country	United States
Birthplace (normalized)	indiana

Model Tree

Model Tree available

Our Model Tree links Elizabeth Cook across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Bertha Cook (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.

Show:

Gen 1 Parents confidence ≈ 0.92

Mother

Bertha Cook

b. ~1888

Source mother

● Household · direct · ~0.92

This person

Anchor record

Elizabeth Cook

Daughter · 1940 · age 24 · b. ~1916 · Indiana

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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 — Marion-County, Indiana Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01124-00880)

Line	Name	Age	Relation	Occupation	Birthplace
41	Rosa Maria Elicker	9	daughter	—	Ohio
42	W. X. Barrere	54	Head	Painter	Missouri
43	Robert Muenster	24	Head	Statistical Clerk	Indiana
44	Virginia Muenster	23	wife	—	Illinois
45	H. N. Hinton	53	Head	Salesman	Indiana
46	Coradel Hinton	46	wife	—	Indiana
47	Dan A. Mason	28	Head	Accountant	Iowa
48	Marcia Mason	30	wife	—	Indiana
49	Russel D. Purner	37	Head	Private Nurse	Indiana
50	Evelyn A. Purner	32	wife	Elevator Operator	Indiana
51	Edward L. Taylor	39	Head	Salesman	Michigan
52	F. M. Sapp	46	Head	Salesman	Illinois
53	Margaret Sapp	45	wife	—	Connecticut
54	Henrietta Brewer	56	Head	Millwright	Indiana
55	Florence Smith	42	Head	Cashier	Indiana
56	Mabel Smith	40	sister	Private Nurse	Indiana
57	Sarah Robertson	50	Partner	Beautician	Indiana
58	Mary Jane Newcomer	23	Head	—	Indiana
59	Katherine Simons	21	Partner	149	Illinois
60	Mabel Mcbride	48	Head	Nurse	Indiana
61	Emmons Shilling	21	Head	Saleslady	Indiana
62	Mary Shilling	23	wife	Apprentice Machinist	Indiana
63	Emmons Shilling	1	son	Clerk	Indiana
64	Leo Donahue	31	Head	Electrician	Indiana
65	Marie Donahue	25	wife	—	Michigan
66	Mary Lee Donahue	5	daughter	—	Indiana
67	Maureen Donahue	1	daughter	—	Indiana
68	Clara C. Mahalic	31	Head	Secretary	Ohio
69	Bertha Cook	52	Head	Teacher	Indiana
70	Elizabeth Cook THIS PERSON	24	daughter	Clerical Work	Indiana
71	Louise Welch	26	Head	Sales Lady	Indiana
72	Hannah Welch	67	mother	—	Indiana
73	Bernard Lehmann	30	Head	Travel Salesman	Michigan
74	Margaret Lehmann	21	wife	—	Ohio
75	Charles King	28	Head	Salesman	Indiana
76	Mary King	24	wife	—	Indiana
77	Phillip Brown	28	Head	Apron Maker	Indiana
78	Frances Brown	26	wife	Stenographer	West Virginia
79	Eloise Cole	23	sister in law	Assistant	West Virginia
80	Arabel Esterline	23	—	—	—

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Pedigree Summary

Elizabeth

Gen 1 · 1 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)

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