Mary Allen — 1940 US Census Record

Model Tree available

1940 United States Federal Census · Vigo-County, Indiana

Our Model Tree links this Mary Allen across the 1920, 1930 and 1940 US Censuses in Vigo-County, Indiana (XGBoost, ~Confirmed), with identified parents Lee & Bertha — first a spouse (b.~1917), then head of a 3-person household.

Age 23 b. ~1917 Female Spouse Born: Indiana Married

1940 Census Record Details

Census Year	1940
Location	Vigo-County, Indiana
Surname	Allen
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	23
Marital Status	Married
Birthplace	Indiana
1935 Residence (City)	Terre Haute
1935 Residence (County)	Vigo
Additional Details
Highest Grade	No 7
1935 Residence	Same place
Birth State	Indiana
Birth Country	United States
Birthplace (normalized)	indiana
Township / Ward	Terre Haute
Est. Birth Year	~1917

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
Eugene Allen	Head	—	27	~1913
Jimmie Allen	Son	—	3	~1937
Mary Allen	Spouse	—	23	~1917

Census Appearances

1920

Vigo, Indiana

Daughter, age 2

Vigo, Indiana · implied b. ~1918 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Allen
Given Name	Mary E.
Relationship to Head	Daughter
Sex	F
Color / Race	White
Age	2
Marital Status	Single
Birthplace	Indiana
Father's Birthplace	Indiana
Mother's Birthplace	Missouri
Birth State	Indiana
Birth Country	United States
Birthplace (normalized)	indiana

1930

Vigo, Indiana

Daughter, age 12

Vigo, Indiana · implied b. ~1918 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Allen
Given Name	Mary E.
Relationship to Head	Daughter
Sex	F
Color / Race	White
Age	12
Marital Status	Single
Birthplace	Indiana
Father's Birthplace	Indiana
Mother's Birthplace	Missouri
Can Read/Write	Yes
Birth State	Indiana
Birth Country	United States
Birthplace (normalized)	indiana

1940

Vigo-County, Indiana

Spouse, age 23

Vigo-County, Indiana · implied b. ~1917 — 3 household members

Surname	Allen
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	23
Marital Status	Married
Birthplace	Indiana
1935 Residence (City)	Terre Haute
1935 Residence (County)	Vigo
Highest Grade	No 7
1935 Residence	Same place
Birth State	Indiana
Birth Country	United States
Birthplace (normalized)	indiana

Model Tree

Model Tree available

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

Show:

Gen 1 Parents confidence ≈ 0.92

Father

Lee Allen

b. ~1881

Source father

● Household · direct · ~0.92

Mother

Bertha Allen

b. ~1895

Source mother

● Household · direct · ~0.92

This person

Anchor record

Mary Allen

Spouse · 1940 · age 23 · b. ~1917 · 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 — Vigo-County, Indiana Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01104-00137)

Line	Name	Age	Relation	Occupation	Birthplace
41	Edna Hillen	40	Wife	—	Indiana
42	Virginia Hillen	17	Daughter	—	Indiana
43	Hilda Hillen	13	Daughter	—	Indiana
44	Frank Harden	29	Head	Operating Engineer	Indiana
45	Mary Harden	29	Wife	—	Indiana
46	Elizabeth Harden	10	Daughter	—	Michigan
47	Barbara L. Harden	9	Daughter	—	Indiana
48	Ivan Hills	54	Head	Miner	Indiana
49	Sarah E. Hills	53	Wife	—	Indiana
50	Betty Hills	16	Daughter	—	Indiana
51	Virginia Vollmer	12	Daughter	—	Indiana
52	Omer Campbell	40	Head	Ice-Cream Maker	Indiana
53	Anna Campbell	37	Wife	—	Indiana
54	Clifford Campbell	18	Son	—	Indiana
55	Juanita Campbell	16	Daughter	—	Indiana
56	Margaret Campbell	10	Daughter	—	Indiana
57	Anna Davidson	58	Head	Housework	Indiana
58	Theresa Moore	64	Head	—	Illinois
59	Clifford Perkins	63	Head	—	Indiana
60	Carl Perkins	35	Son	Foreman	Indiana
61	Daniel Vesey	67	Head	Laundryman	Indiana
62	Leota Vesey	52	Wife	Ironer	Indiana
63	Walter Mitchell	69	Head	—	Indiana
64	Clara Mitchell	62	Wife	—	Indiana
65	Leatha Cullin	44	Head	—	Indiana
66	Henry Sneddon	72	Head	—	Scotland
67	Minnie Sneddon	62	Wife	—	Indiana
68	Henry W. Sneddon	29	Son	Driver	Indiana
69	John F. Cooley	41	Head	Repairman	Indiana
70	Hester Cooley	45	Wife	—	Indiana
71	Marie Cooley	14	Daughter	—	Florida
72	Howard Cooley	23	Son	Collector	Indiana
73	Helen Cooley	22	Daughter-in-law	—	Indiana
74	Eugene Allen	27	Head	Laborer	Oklahoma
75	Mary Allen THIS PERSON	23	Wife	—	Indiana
76	Jimmie Allen	3	Son	—	Indiana
77	Nelamae Roach	25	Head	—	Indiana
78	Dayne Cooley	4	Son	—	Indiana
79	Otto S. Kuck	46	Head	Clerk	Indiana
80	Mary R. Kuck	46	Wife	Clerk	Illinois

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Pedigree Summary

Mary

Gen 1 · 2 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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