John Mullins — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Suffolk-County, Massachusetts

Our Model Tree links this John Mullins across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1882), then head of a 8-person household.

Age 58 b. ~1882 Male Head Born: Irish Free State Married

1940 Census Record Details

Census Year	1940
Location	Suffolk-County, Massachusetts
Surname	Mullins
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	White
Age	58
Marital Status	Married
Birthplace	Irish Free State
1935 Residence (City)	Boston City
1935 Residence (County)	Suffolk
Naturalization Status	Naturalized
Additional Details
Occupation	Laborer
Industry	City Welfare
Class of Worker	GW
Hours Worked	2
Income (1939)	780
Highest Grade	No 7
1935 Residence	Same place
Birthplace (normalized)	irish free state
Occupation	Laborer
Township / Ward	Boston City
Est. Birth Year	~1882

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 1940 census.

Name	Relation to head	Relative to John	Age	Birth yr
Francis Mullins	Son	—	12	~1928
Joseph Mullins	Son	—	13	~1927
Catherine Mullins	Spouse	—	47	~1893
Edward Mullins	Son	—	18	~1922
Robert Mullins	Son	—	8	~1932
James Mullins	Son	—	11	~1929
John Mullins	Head	—	58	~1882
John Mullins	Son	—	15	~1925

Census Appearances

1930

Suffolk, Massachusetts

Head, age 46

Suffolk, Massachusetts · implied b. ~1884 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Mullane
Given Name	John F.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	46
Marital Status	Married
Birthplace	Irish Free State
Naturalization Status	Naturalized
Year of Immigration	1905
Age at First Marriage	29
Father's Birthplace	Irish Free State
Mother's Birthplace	Irish Free State
Occupation	Laborer
Industry	Truck & Rail Co.
Class of Worker	W
Can Read/Write	Yes
Mother Tongue	English
Home Owned/Rented	O
Home Value / Rent	4500
Birthplace (normalized)	irish free state

1940

Suffolk-County, Massachusetts

Head, age 58

Suffolk-County, Massachusetts · implied b. ~1882 — 8 household members

Surname	Mullins
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	White
Age	58
Marital Status	Married
Birthplace	Irish Free State
1935 Residence (City)	Boston City
1935 Residence (County)	Suffolk
Naturalization Status	Naturalized
Occupation	Laborer
Industry	City Welfare
Class of Worker	GW
Hours Worked	2
Income (1939)	780
Highest Grade	No 7
1935 Residence	Same place
Birthplace (normalized)	irish free state

Model Tree

Linked across censuses

Our Model Tree links John Mullins across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.

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This person

Anchor record

John Mullins

Head · 1940 · age 58 · b. ~1882 · Massachusetts

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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 — Suffolk-County, Massachusetts Open full size

Page Contents

39 people indexed on this census page (nara:1940:m-t0627-01664-00218)

Line	Name	Age	Relation	Occupation	Birthplace
1	Patrick Nee	48	Head	Laborer	Irish Free State
2	Delia Nee	44	Wife	—	Irish Free State
3	Nora Nee	29	Daughter	—	Mass.
4	James J. Maloney	70	Head	—	Irish Free State
5	John Mullins THIS PERSON	58	Head	Laborer	Irish Free State
6	Catherine Mullins	47	Wife	—	Irish Free State
7	Edward Mullins	18	Son	—	Mass.
8	John Mullins	15	Son	—	Mass.
9	Joseph Mullins	13	Son	—	Mass.
10	Francis Mullins	12	Son	—	Mass.
11	James Mullins	11	Son	—	Mass.
12	Robert Mullins	8	Son	—	Mass.
13	Martin J. King	30	Head	Jack-Hammer Operator	Mass.
14	Catherine King	30	Wife	—	Mass.
15	Joseph G. King	4	Son	—	Mass.
16	Marilyn King	2	Daughter	—	Mass.
17	Coleman Flaherty	48	Head	Laborer	Irish Free State
18	Bridget Flaherty	39	Wife	—	Irish Free State
19	Catherine Flaherty	13	Daughter	—	Mass.
20	Michael Flaherty	11	Son	—	Minnesota
21	Francis Flaherty	7	Son	—	Mass.
22	Sarah Flaherty	4	Daughter	—	Mass.
23	Anna Flaherty	3	Daughter	—	Mass.
24	Winifred Flaherty	1	Daughter	—	Mass.
25	Patrick Mcdonough	17	Son	—	Mass.
26	George Sullivan	35	Head	Oil Peddler	Mass.
27	Anna Sullivan	37	Wife	—	Mass.
28	Anna Sullivan	9	Daughter	—	Mass.
29	George Jr. Sullivan	2	Son	—	Mass.
30	Thomas Kelly	64	Head	Laborer	Irish Free State
31	Thomas Jr. Kelly	31	Son	Laborer	Mass.
32	William Kelly	18	Son	Messenger	Mass.
33	Mary Kelly	29	Daughter	—	Mass.
34	Mary F. Egan	65	Head	—	Irish Free State
35	John Egan	33	Son	Bricklayer'S Helper	Mass.
36	Anna M. Booth	36	Daughter	—	Mass.
37	Helen Booth	11	Daughter	—	Mass.
38	Veronica Booth	9	Daughter	—	Mass.
39	Daniel Corey	41	Lodger	Laborer	Mass.

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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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