Mary Callahan — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · Benton, Minnesota

Our Model Tree links this Mary Callahan across the 1920 and 1930 US Censuses in Benton, Minnesota (XGBoost, ~Confirmed) — first a spouse (b.~1883), then head of a 8-person household.

Age 47 b. ~1883 Female Spouse Born: Minnesota Married

1930 Census Record Details

Census Year	1930
Location	Benton, Minnesota
Surname	Callahan
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	47
Marital Status	Married
Birthplace	Minnesota
Age at First Marriage	23
Father's Birthplace	New York
Mother's Birthplace	Minnesota
Additional Details
Can Read/Write	Yes
Birth State	Minnesota
Birth Country	United States
Birthplace (normalized)	minnesota
Township / Ward	Foley Village
Est. Birth Year	~1883

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.

8 people recorded at the same address in the 1930 census.

Name	Relation to head	Relative to Mary	Age	Birth yr
Lorraine Callahan	Daughter	—	7	~1923
Helen Callahan	Daughter	—	15	~1915
Barney Callahan	Head	—	50	~1880
Donald Callahan	Son	—	17	~1913
Edward Callahan	Son	—	10	~1920
Leo Callahan	Son	—	12	~1918
John Callahan	Son	—	4	~1926
Mary Callahan	Spouse	—	47	~1883

Census Appearances

1920

Benton, Minnesota

Spouse, age 36

Benton, Minnesota · implied b. ~1884 — 9 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Callahan
Given Name	Mary D.
Relationship to Head	wife
Sex	F
Color / Race	White
Age	36
Marital Status	Married
Birthplace	Minnesota
Father's Birthplace	New York
Mother's Birthplace	Minnesota
Occupation	none
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Minnesota
Birth Country	United States
Birthplace (normalized)	minnesota

1930

Benton, Minnesota

Spouse, age 47

Benton, Minnesota · implied b. ~1883 — 8 household members

Surname	Callahan
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	47
Marital Status	Married
Birthplace	Minnesota
Age at First Marriage	23
Father's Birthplace	New York
Mother's Birthplace	Minnesota
Can Read/Write	Yes
Birth State	Minnesota
Birth Country	United States
Birthplace (normalized)	minnesota

Model Tree

Linked across censuses

Our Model Tree links Mary Callahan across 2 US Census years (1920 and 1930) in Benton, Minnesota, using XGBoost record linkage.

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This person

Anchor record

Mary Callahan

Spouse · 1930 · age 47 · b. ~1883 · Minnesota

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

Original Census Page

1930 US Federal Census — Benton, Minnesota Open full size

Page Contents

50 people indexed on this census page (ia:1930:minnesotacensus00reel1078:0828)

Line	Name	Age	Relation	Occupation	Birthplace
1	James Kotsmith	44	Head	Dealer	Minnesota
2	Lillian Kotsmith	43	Wife	—	Minnesota
3	Dorothy Kotsmith	18	Daughter	—	Minnesota
4	Bernadine Kotsmith	17	Daughter	—	Minnesota
5	James Kotsmith	14	Son	—	Minnesota
6	Delores Kotsmith	11	Daughter	—	Minnesota
7	Rita Kotsmith	8	Daughter	—	Minnesota
8	Emil Henry	33	Brother-in-law	Mechanic	Minnesota
9	Barney Callahan	50	Head	Judge	Minnesota
10	Mary Callahan THIS PERSON	47	Wife	—	Minnesota
11	Donald Callahan	17	Son	—	Minnesota
12	Helen Callahan	15	Daughter	—	Minnesota
13	Leo Callahan	12	Son	—	Minnesota
14	Edward Callahan	10	Son	—	Minnesota
15	Lorraine Callahan	7	Daughter	—	Minnesota
16	John Callahan	4	Son	—	Minnesota
17	Mary Svikel	52	Head	—	Czechoslovakia
18	Amelia Svikel	14	Daughter	—	Minnesota
19	Antoinette Cieslinski	53	Head	—	Poland
20	John Djuick	33	Head	Trucking	Minnesota
21	Caroline Djuick	34	Wife	—	Minnesota
22	Russell Djuick	6	Son	—	Minnesota
23	Harry Case	50	Head	Laborer	Minnesota
24	Maggie Case	45	Sister	—	Minnesota
25	Freddie Case	42	Brother	Laborer	Minnesota
26	Edward Mattern	40	Boarder	Clerk	Norway
27	Leroy Grimm	46	Head	Manager	Minnesota
28	Alma Grimm	43	Wife	—	Minnesota
29	Violet Grimm	16	Daughter	—	Minnesota
30	Gladys Grimm	12	Daughter	—	Minnesota
31	John Lund	41	Head	Mechanic	North Dakota
32	Rose Lund	28	Wife	—	Minnesota
33	William Lund	8	Son	—	Minnesota
34	Nick Kaufman	71	Head	—	Alsace Lorraine
35	Mary Kaufman	72	Wife	—	Iowa
36	Louis Djuick	38	Head	Trucking	Minnesota
37	Mary Djuick	31	Wife	—	Minnesota
38	Doreen Djuick	10	Daughter	—	Minnesota
39	Thomas Neijelski	49	Head	Register Deeds	Minnesota
40	Anna Neijelski	41	Wife	—	Minnesota
41	Francis Neijelski	14	Daughter	—	Minnesota
42	Dorothy Neijelski	12	Daughter	—	Minnesota
43	Alice Neijelski	11	Daughter	—	Minnesota
44	Clifford Neijelski	9	Son	—	Minnesota
45	Harry Neijelski	6	Son	—	Minnesota
46	Henrietta Neijelski	4	Daughter	—	Minnesota
47	Edward Neijelski	2	Son	—	Minnesota
48	James Bracken	78	Head	—	New York
49	Catherine Bracken	60	Wife	—	France
50	Alena Lynn	67	Head	—	Indiana

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About This Record & Model Tree

This record was independently indexed by YourRoots from the 1930 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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