Mary Herman — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Sandusky-County, Ohio

Our Model Tree links this Mary Herman across the 1920, 1930 and 1940 US Censuses in Sandusky-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1870), then head of a 3-person household.

Age 70 b. ~1870 Female Head Born: Ohio Widowed

1940 Census Record Details

Census Year	1940
Location	Sandusky-County, Ohio
Surname	Herman
Given Name	Mary C.
Relationship to Head	Head
Sex	F
Color / Race	White
Age	70
Marital Status	Widowed
Birthplace	Ohio
1935 Residence (City)	Fremont
1935 Residence (County)	Sandusky
Additional Details
Highest Grade	G 7
1935 Residence	Same house
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio
Township / Ward	Fremont
Est. Birth Year	~1870

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
Helen Herman	Daughter	—	47	~1893
Ann Herman	Daughter	—	44	~1896
Mary Herman	Head	—	70	~1870

Census Appearances

1920

Sandusky, Ohio

Head, age 50

Sandusky, Ohio · implied b. ~1870 — 8 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Herman
Given Name	Mary C
Relationship to Head	Head
Sex	F
Color / Race	White
Age	50
Marital Status	Widowed
Birthplace	Ohio
Father's Birthplace	Germany
Mother's Birthplace	Ohio
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Home Owned/Rented	R
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1930

Sandusky, Ohio

Other, age 60

Sandusky, Ohio · implied b. ~1870 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Herman
Given Name	Mary C
Relationship to Head	Head-H
Sex	F
Color / Race	White
Age	60
Marital Status	Widowed
Birthplace	Ohio
Father's Birthplace	Germany
Mother's Birthplace	Ohio
Can Read/Write	Yes
Home Owned/Rented	O
Home Value / Rent	4,100
Radio Set	R
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1940

Sandusky-County, Ohio

Head, age 70

Sandusky-County, Ohio · implied b. ~1870 — 3 household members

Surname	Herman
Given Name	Mary C.
Relationship to Head	Head
Sex	F
Color / Race	White
Age	70
Marital Status	Widowed
Birthplace	Ohio
1935 Residence (City)	Fremont
1935 Residence (County)	Sandusky
Highest Grade	G 7
1935 Residence	Same house
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

Model Tree

Linked across censuses

Our Model Tree links Mary Herman 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 Herman

Head · 1940 · age 70 · b. ~1870 · 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

39 people indexed on this census page (nara:1940:m-t0627-03139-00153)

Line	Name	Age	Relation	Occupation	Birthplace
41	Dora Gilburg	42	Wife	—	New York
42	Phyllis Gilburg	16	Daughter	—	Ohio
43	Stanford Gilburg	14	Son	—	Ohio
44	Robert Gilburg	11	Son	—	Ohio
45	Sidney Brestow	23	Woman	Asst. Manager	N. Dakota
46	Mary Hoffman	21	Maid	Maid	Ohio
47	Charles Updike	36	Head	Barber	Ohio
48	Arabel Updike	33	Wife	—	Ohio
49	Dorothy Updike	10	Daughter	—	Ohio
50	Chester Mohat	38	Head	Mechanic	Ohio
51	Mary Mohat	30	Wife	—	Ohio
52	Theodore Mohat	11	Son	—	Ohio
53	Mary Mohat	10	Daughter	—	Ohio
54	Shirley Mohat	7	Daughter	—	Ohio
55	Wilbur Hingman	37	Brother	Laborer	Ohio
56	William Schneider	36	Head	Chemist	Ohio
57	Esther Schneider	33	Wife	—	Ohio
58	Amy Schneider	6	Daughter	—	Ohio
59	William Lyons	59	Head	—	Ohio
60	Cora E. Lyons	56	Wife	—	Ohio
61	Mary C. Herman THIS PERSON	70	Head	—	Ohio
62	Helen Herman	47	Daughter	—	Ohio
63	Ann Herman	44	Daughter	Nurse	Ohio
64	Rose Stabel	75	Head	—	Ohio
65	Robert Hloff	31	Head	Crusher Operator	Ohio
66	Lelia Hloff	32	Wife	—	Ohio
67	Patricia Hloff	6	Daughter	—	Ohio
68	James Hloff	4	Son	—	Ohio
69	Richard Hloff	2	Son	—	Ohio
70	Minnie Hloff	61	Mother	—	Ohio
71	Robert Lyles	45	Head	Merchant	Ohio
72	Billy Lyles	16	Son	—	Ohio
73	Rose Melly	84	Mother	—	Ohio
74	Cora Kramb	46	Maid	Maid	Ohio
75	Clelus Swint	50	Head	Proprietor	Ohio
76	Cecelia Swint	43	Wife	—	Ohio
77	Patricia Swint	18	Daughter	—	Ohio
78	Ranee Swint	16	Daughter	—	Ohio
80	Bert Mossholder	67	Head	Operator	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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