Mary Tobin — 1920 US Census Record

Linked across censuses

1920 United States Federal Census · Hamilton, Ohio

Our Model Tree links this Mary Tobin across the 1910 and 1920 US Censuses in Hamilton, Ohio (XGBoost, ~Confirmed) — first a daughter (b.~1878), then head of a 5-person household.

Age 42 b. ~1878 Female Daughter Born: Ohio Single

1920 Census Record Details

Census Year	1920
Location	Hamilton, Ohio
Surname	Tobin
Given Name	Mary
Relationship to Head	Daughter
Sex	F
Color / Race	White
Age	42
Marital Status	Single
Birthplace	Ohio
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Additional Details
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio
Township / Ward	Cincinnati Ohio
Est. Birth Year	~1878

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.

5 people recorded at the same address in the 1920 census.

Name	Relation to head	Relative to Mary	Age	Birth yr
Bridget Tobin	Spouse	—	78	~1842
William Tobin	Son	—	44	~1876
Patrick Tobin	Head	—	78	~1842
Mary Tobin	Daughter	—	42	~1878
Jeremiah Tobin	Son	—	45	~1875

Census Appearances

1910

Hamilton, Ohio

Daughter, age 31

Hamilton, Ohio · implied b. ~1879 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Tobin
Given Name	Margaret
Relationship to Head	Daughter
Sex	F
Color / Race	White
Age	31
Marital Status	Single
Birthplace	Ohio
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1920

Hamilton, Ohio

Daughter, age 42

Hamilton, Ohio · implied b. ~1878 — 5 household members

Surname	Tobin
Given Name	Mary
Relationship to Head	Daughter
Sex	F
Color / Race	White
Age	42
Marital Status	Single
Birthplace	Ohio
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

Model Tree

Linked across censuses

Our Model Tree links Mary Tobin across 2 US Census years (1910 and 1920) in Hamilton, Ohio, using XGBoost record linkage.

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This person

Anchor record

Mary Tobin

Daughter · 1920 · age 42 · b. ~1878 · Ohio

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Sibling

Jeremiah Tobin

Sibling · 1920 · age 45

Source co-child of head (derived)

● Co-child · derived · ~0.88

Sibling

William Tobin

Sibling · 1920 · age 44

Source co-child of head (derived)

● Co-child · derived · ~0.88

Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1920 US Federal Census — Hamilton, Ohio Open full size

Page Contents

50 people indexed on this census page (ia:1920:14thcensusofpopu1390unit:0060)

Line	Name	Age	Relation	Occupation	Birthplace
1	Charles B Shinn	62	Head	Carpenter	Illinois
2	Matilda Shinn	60	Wife	—	Illinois
3	Martha Flora	31	Lodger	Saleslady	Ohio
4	Lawrence Edward	36	Head	Driver	Ohio
5	Sarah Edward	34	Wife	—	Ohio
6	Lawrence Edward	16	Son	—	Ohio
7	Ralph Edward	12	Son	—	Ohio
8	Elmer Edward	10	Son	—	Ohio
9	Elmer J Anthony	31	Head	Inspector	New Jersey
10	Josephine Anthony	28	Wife	—	New Jersey
11	Thelma Anthony	4	Daughter	—	New Jersey
12	Charles Anthony	3	Son	—	New Jersey
13	Robert Anthony	0	Son	—	New Jersey
14	Charles Heck	41	Head	Proprietor	Kentucky
15	Bessie Heck	41	Wife	—	Kentucky
16	William Pitt	49	Head	Iron Worker	Australia
17	Violet Pitt	43	Wife	—	England
18	John Woodbury	55	Head	Agent	New Jersey
19	Lena Deroset	50	Sister in law	Housekeeper	Ohio
20	Albina Bartech	22	Daughter	—	Pennsylvania
21	Leola Bartech	1	Granddaughter	—	Ohio
22	Alga Walter	50	Head	—	Ohio
23	Anna Walter	45	Sister	—	Ohio
24	Harry Linfert	40	Lodger	Street Car Cond	Ohio
25	John Michael	38	Lodger	Laborer	Kentucky
26	Charles Llewellyn	30	Head	Master Mechanic	Ohio
27	Viola Llewellyn	22	Wife	Proprietress	Ohio
28	Jasper Thomas	29	Lodger	—	Indiana
29	Joseph Cadieux	21	Lodger	Waiter	Canada
30	Katherine Cadieux	19	Lodger	—	Canada
31	Stella Klausmeyer	20	Lodger	Stenographer	Alabama
32	Louis Delhiedt	68	Head	Musician	Italy
33	Iza Merriman	24	Son in law	Machinist	Tennessee
34	Norma Merriman	27	Daughter	—	Ohio
35	Marguerite Merriman	2	Granddaughter	—	Tennessee
36	Naomi Webb	43	Head	—	Ohio
37	Allen Webb	21	Son	Machinist	Ohio
38	Mildred Webb	19	Daughter	Stenographer	Ohio
39	Mary Wudtke	65	Head	—	Vienna
40	Adeline Wudtke	40	Daughter	Saleslady	Ohio
41	Johana Reber	55	Head	—	Ohio
42	Katherine Reber	30	Daughter	Box Maker	Ohio
43	Joseph Reber	18	Son	Helper	Ohio
44	Ollie Russel	29	Head	—	Ohio
45	William Russel	41	Husband	Maintenance Man	Ohio
46	Patrick Tobin	78	Head	—	Ireland
47	Bridget Tobin	78	Wife	—	Ireland
48	Jeremiah Tobin	45	Son	Clerk	Ohio
49	William Tobin	44	Son	Station Agent	Ohio
50	Mary Tobin THIS PERSON	42	Daughter	—	Ohio

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About This Record & Model Tree

This record was independently indexed by YourRoots from the 1920 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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