Mary Hall — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Oklahoma-County, Oklahoma

Our Model Tree links this Mary Hall across the 1920, 1930 and 1940 US Censuses in Oklahoma-County, Oklahoma (XGBoost, ~Confirmed) — first a spouse (b.~1875), then head of a 3-person household.

Age 65 b. ~1875 Female Spouse Born: Indiana Married

1940 Census Record Details

Census Year	1940
Location	Oklahoma-County, Oklahoma
Surname	Hall
Given Name	Mary F
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	65
Marital Status	Married
Birthplace	Indiana
1935 Residence (City)	Oklahoma City
1935 Residence (County)	Oklahoma
Additional Details
Highest Grade	S 8
1935 Residence	Same place
Birth State	Indiana
Birth Country	United States
Birthplace (normalized)	indiana
Township / Ward	Oklahoma City
Est. Birth Year	~1875

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
James Hall	Head	—	69	~1871
Clyde Hall	Son	—	45	~1895
Mary Hall	Spouse	—	65	~1875

Census Appearances

1920

Oklahoma, Oklahoma

Spouse, age 45

Oklahoma, Oklahoma · implied b. ~1875 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Hall
Given Name	Mary F.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	45
Marital Status	Married
Birthplace	Indiana
Father's Birthplace	Indiana
Mother's Birthplace	Ohio
Occupation	housewife
Industry	keeping house
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Indiana
Birth Country	United States
Birthplace (normalized)	indiana

1930

Oklahoma, Oklahoma

Spouse, age 55

Oklahoma, Oklahoma · implied b. ~1875 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Hall
Given Name	Mary F
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	55
Marital Status	Married
Birthplace	Indiana
Age at First Marriage	19
Father's Birthplace	Indiana
Mother's Birthplace	Ohio
Can Read/Write	Yes
Birth State	Indiana
Birth Country	United States
Birthplace (normalized)	indiana

1940

Oklahoma-County, Oklahoma

Spouse, age 65

Oklahoma-County, Oklahoma · implied b. ~1875 — 3 household members

Surname	Hall
Given Name	Mary F
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	65
Marital Status	Married
Birthplace	Indiana
1935 Residence (City)	Oklahoma City
1935 Residence (County)	Oklahoma
Highest Grade	S 8
1935 Residence	Same place
Birth State	Indiana
Birth Country	United States
Birthplace (normalized)	indiana

Model Tree

Linked across censuses

Our Model Tree links Mary Hall 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 Hall

Spouse · 1940 · age 65 · b. ~1875 · Oklahoma

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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 — Oklahoma-County, Oklahoma Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03342-00472)

Line	Name	Age	Relation	Occupation	Birthplace
41	Algy E Barclay	44	Head	Salesman	Missouri
42	Ethel A Barclay	35	Wife	School Teacher	Arkansas
43	Eleanor M Wheeler	45	Head	Clinical Tech	Illinois
44	Arthur W Wheeler	49	Brother	Owner	Germany
45	Augusta Barnhill	69	Guest	—	Germany
46	Head Clyde	None	M	Railroad	—
47	Alta N Clyde	32	Wife	—	Arkansas
48	Clyde Jr. Clyde	7	Son	—	Arkansas
49	Marilyn J Clyde	3	Daughter	—	Oklahoma
50	Frank Krampf	66	Head	—	Czechoslovakia
51	Bessie Krampf	51	Wife	—	Czechoslovakia
52	William G Jones	34	Head	Manager	Tennessee
53	Lou L Jones	30	Wife	—	Tennessee
54	Sarah J Jones	2	Daughter	—	Oklahoma
55	Marie Sand	45	Housekeeper	Housekeeper	Tennessee
56	Annie E Hough	47	Head	Librarian	Montana
57	Phyllis E Murray	74	Visitor	—	Kansas
58	Josephine Stephens	66	Head	—	Kansas
59	Genevieve F Stephens	42	Daughter	Advertising Mgr	Missouri
60	Mildred H Stephens	40	Daughter	Owner	Oklahoma
61	Raymond W Hickey	57	Brother	Salesman	Texas
62	James B Hall	69	Head	Carpenter	Illinois
63	Mary F Hall THIS PERSON	65	Wife	—	Indiana
64	Clyde M Hall	45	Son	Taxi Driver	Kansas
65	James L Grant	39	Head	Clerk	Oklahoma
66	Mabel Grant	34	Wife	—	Illinois
67	Mary E Grant	12	Daughter	—	Illinois
68	Barbara A Grant	11	Daughter	—	Illinois
69	Dolores Grant	8	Daughter	—	Illinois
70	Catherine K Grant	3	Daughter	—	Oklahoma
71	Carolyn D Grant	3	Daughter	—	Oklahoma
72	Otto E Fisher	32	Head	Sign Painter	Indiana
73	Marguerite L Fisher	36	Wife	—	Florida
74	Kaye B Fisher	6	Daughter	—	Indiana
75	David A Fisher	2	Son	—	Oklahoma
76	Otis W Joslyn	44	Head	Field Asst	Missouri
77	Thelma M Joslyn	41	Wife	—	Louisiana
78	Otis W Jr. Joslyn	18	Son	—	Missouri
79	Thelma J Joslyn	15	Daughter	—	Missouri
80	Danforth Joslyn	13	Son	—	Missouri

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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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