Mary Horn — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Sandusky-County, Ohio

Our Model Tree links this Mary Horn across the 1920, 1930 and 1940 US Censuses in Sandusky-County, Ohio (XGBoost, ~Confirmed) — first a spouse (b.~1885), then head of a 4-person household.

Age 55 b. ~1885 Female Spouse Born: Ohio Married

1940 Census Record Details

Census Year	1940
Location	Sandusky-County, Ohio
Surname	Horn
Given Name	Mary A.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	55
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Fremont
1935 Residence (County)	Sandusky
Additional Details
Occupation	Proprietor
Industry	Grocery Store
Class of Worker	OA
Hours Worked	60
Income (1939)	452
Highest Grade	Hs 4
1935 Residence	Same place
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio
Occupation	Proprietor
Township / Ward	Fremont
Est. Birth Year	~1885

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.

4 people recorded at the same address in the 1940 census.

Name	Relation to head	Relative to Mary	Age	Birth yr
Richard Horn	Son	—	20	~1920
Karl Horn	Head	—	54	~1886
Mary Horn	Spouse	—	55	~1885
Marion Horn	Daughter	—	18	~1922

Census Appearances

1920

Sandusky, Ohio

Spouse, age 34

Sandusky, Ohio · implied b. ~1886 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Horn
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	34
Marital Status	Married
Birthplace	Ohio
Father's Birthplace	Germany
Mother's Birthplace	Germany
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1930

Sandusky, Ohio

Other, age 45

Sandusky, Ohio · implied b. ~1885 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Horn
Given Name	Mary A
Relationship to Head	Wife-H
Sex	F
Color / Race	White
Age	45
Marital Status	Married
Birthplace	Ohio
Age at First Marriage	30
Father's Birthplace	Germany
Mother's Birthplace	Germany
Can Read/Write	Yes
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1940

Sandusky-County, Ohio

Spouse, age 55

Sandusky-County, Ohio · implied b. ~1885 — 4 household members

Surname	Horn
Given Name	Mary A.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	55
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Fremont
1935 Residence (County)	Sandusky
Occupation	Proprietor
Industry	Grocery Store
Class of Worker	OA
Hours Worked	60
Income (1939)	452
Highest Grade	Hs 4
1935 Residence	Same place
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

Model Tree

Linked across censuses

Our Model Tree links Mary Horn 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 Horn

Spouse · 1940 · age 55 · b. ~1885 · Ohio

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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 — Sandusky-County, Ohio Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03139-00447)

Line	Name	Age	Relation	Occupation	Birthplace
41	Woodrow W. Earhart	26	Head	Laborer	Ohio
42	Virginia A. Earhart	20	Wife	—	Ohio
43	Charles C. Krotz	37	Head	Laborer	Ohio
44	Francis L. Krotz	32	Wife	—	Ohio
45	Sophia Mackey	65	Mother-in-law	—	Ohio
46	Sherman N. Bebow	70	Head	Motorman	Ohio
47	Minna Bebow	57	Wife	Sewing Machine Op	Ohio
48	Helen S. Bebow	15	Son	—	Ohio
49	John M. Ireland	27	Head	—	Ohio
50	Evelyn M. Ireland	27	Wife	—	Ohio
51	Jacqueline G. Ireland	6	Daughter	—	Ohio
52	Sandra B. Ireland	4	Daughter	—	Ohio
53	Marcia R. Ireland	2	Daughter	—	Ohio
54	John T. Renick	61	Head	Conductor	Michigan
55	Bertha M. Renick	58	Wife	—	Michigan
56	Albert T. Renick	33	Son	Clerical	Michigan
57	Karl O. Horn	54	Head	—	Germany
58	Mary A. Horn THIS PERSON	55	Wife	Proprietor	Ohio
59	Richard C. Horn	20	Son	—	Ohio
60	Marion H. Horn	18	Daughter	—	Ohio
61	Mervin V. Barbour	65	Head	Die Sinker	Ohio
62	Iona M. Barbour	52	Wife	—	Ohio
63	Alois J. Hochmuth	53	Lodger	Laborer	Ohio
64	Samuel J. Hurt	82	Head	—	Ohio
65	Elizabeth N. Hurt	74	Wife	—	Ohio
66	Nathan L. Thompson	38	Head	Postal Clerk	Ohio
67	Leona F. Thompson	34	Wife	—	Ohio
68	Eileen L. Thompson	13	Daughter	—	Ohio
69	George Bundschuh	56	Head	—	Ohio
70	Edward M. Bundschuh	53	Son	Laborer	Ohio
71	Frank R. Bundschuh	52	Son	Laborer	Ohio
72	John J. Bundschuh	51	Son	Laborer	Ohio
73	Carl W. Bundschuh	50	Son	Laborer	Ohio
74	Walter W. Bundschuh	41	Son	Heater	Ohio
75	Delbert A. Bundschuh	28	Son	Machine Operator	Ohio
76	Gertrude H. Book	40	Daughter	—	Ohio
77	Walter W. Book	21	Son	Truck Driver	Ohio
78	Fred C. Sturz	47	Head	Sheet Polisher	Ohio
79	Eva M. Sturz	37	Wife	—	Ohio
80	Eileen V. Sturz	15	Daughter	—	Ohio

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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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