Alfred Thomas — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Suffolk-County, Massachusetts

Our Model Tree links this Alfred Thomas across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1879), then head of a 7-person household.

Age 61 b. ~1879 Male Head Born: England Married

1940 Census Record Details

Census Year	1940
Location	Suffolk-County, Massachusetts
Surname	Thomas
Given Name	Alfred
Relationship to Head	Head
Sex	M
Color / Race	White
Age	61
Marital Status	Married
Birthplace	England
1935 Residence (City)	Boston city
1935 Residence (County)	Suffolk
Naturalization Status	Naturalized
Additional Details
Occupation	Electrician Inspector
Industry	Electrical
Class of Worker	PW
Hours Worked	40
Income (1939)	2000
Highest Grade	No 7
1935 Residence	Same place
Birth Country	England
Birthplace (normalized)	england
Occupation	Electrician Inspector
Township / Ward	Boston City
Est. Birth Year	~1879

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.

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

Name	Relation to head	Relative to Alfred	Age	Birth yr
Alfred Thomas	Son	—	22	~1918
William Thomas	Son	—	10	~1930
Alfred Thomas	Head	—	61	~1879
Robert Thomas	Son	—	11	~1929
Helen Thomas	Spouse	—	45	~1895
Barbara Thomas	Daughter	—	17	~1923
Dorothy Thomas	Daughter	—	25	~1915

Census Appearances

1930

Suffolk, Massachusetts

Head, age 50

Suffolk, Massachusetts · implied b. ~1880 — 8 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Thomas
Given Name	Alfred H.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	50
Marital Status	Married
Birthplace	England
Naturalization Status	Naturalized
Year of Immigration	1907
Age at First Marriage	34
Father's Birthplace	England
Mother's Birthplace	England
Occupation	Instalator
Industry	Cables
Class of Worker	W
Can Read/Write	Yes
Mother Tongue	English
Home Owned/Rented	O
Home Value / Rent	3300
Radio Set	R
Veteran	No
Birth Country	England
Birthplace (normalized)	england

1940

Suffolk-County, Massachusetts

Head, age 61

Suffolk-County, Massachusetts · implied b. ~1879 — 7 household members

Surname	Thomas
Given Name	Alfred
Relationship to Head	Head
Sex	M
Color / Race	White
Age	61
Marital Status	Married
Birthplace	England
1935 Residence (City)	Boston city
1935 Residence (County)	Suffolk
Naturalization Status	Naturalized
Occupation	Electrician Inspector
Industry	Electrical
Class of Worker	PW
Hours Worked	40
Income (1939)	2000
Highest Grade	No 7
1935 Residence	Same place
Birth Country	England
Birthplace (normalized)	england

Model Tree

Linked across censuses

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

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This person

Anchor record

Alfred Thomas

Head · 1940 · age 61 · b. ~1879 · 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

40 people indexed on this census page (nara:1940:m-t0627-01665-00771)

Line	Name	Age	Relation	Occupation	Birthplace
1	Alfred Thomas THIS PERSON	61	Head	Electrician Inspector	England
2	Helen Thomas	45	Wife	—	Mass.
3	Dorothy Thomas	25	Daughter	Telephone Oper.	Mass.
4	Alfred Jr. Thomas	22	Son	Asst. Manager	Mass.
5	Barbara Thomas	17	Daughter	—	Mass.
6	Robert Thomas	11	Son	—	Mass.
7	William Thomas	10	Son	—	Mass.
8	John H. Laffin	73	Head	—	Canada
9	Margaret Laffin	68	Wife	—	Canada
10	Albert Parker	22	Nephew	Labeler	Mass.
11	Florence Parker	17	Niece	—	Mass.
12	John Jr. Laffin	37	Head	Automobile Tester	Mass.
13	Mary Laffin	35	Wife	—	Mass.
14	John Laffin	15	Son	—	Mass.
15	Paul Laffin	13	Son	—	Mass.
16	Florence Laffin	12	Daughter	—	Mass.
17	Eric E. Healy	38	Head	Dredge Maker	New York
18	Zella E. Healy	38	Wife	—	Pennsylvania
19	Frederick Swartz	74	Father	Retired	Germany
20	Carleton Gould	26	Head	Machinist	Maine
21	Edna Gould	21	Wife	—	Mass.
22	Anton Boe	35	Head	Rigger	Norway
23	Karen Boe	36	Wife	—	Norway
24	Joan Boe	6	Daughter	—	Mass.
25	Frederick Boe	4	Son	—	Mass.
26	Esther Boe	2	Daughter	—	Mass.
27	Richard Boe	1	Son	—	Mass.
28	Peter Holm	40	Head	Bricklayer	Denmark
29	Catherine Jacob	74	Head	—	Ireland
30	Matthew Manafo	22	Head	Barber	Mass.
31	Mary Manafo	23	Wife	—	Mass.
32	Paul Manafo	0	Son	—	Mass.
33	Mary Cavello	48	Mother in law	—	Italy
34	Sarah Cavello	17	Sister in law	Stitcher	Mass.
35	Angelo Cavello	17	Brother in law	—	Mass.
36	Henry Baird	33	Head	Bartender	Mass.
37	Josephine Baird	28	Wife	—	Panama
38	Edward Baird	1	Son	—	Mass.
39	Sam J. V. Meloney	48	Head	City Welfare	Mass.
40	Agnes Meloney	45	Wife	Nursing	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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