Thomas Kelley — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Suffolk-County, Massachusetts

Our Model Tree links this Thomas Kelley across the 1920, 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1889), then head of a 6-person household.

Age 51 b. ~1889 Male Head Born: Mass. Married

1940 Census Record Details

Census Year	1940
Location	Suffolk-County, Massachusetts
Surname	Kelley
Given Name	Thomas A.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	51
Marital Status	Married
Birthplace	Mass.
1935 Residence (City)	Boston City
1935 Residence (County)	Suffolk
Additional Details
Occupation	Mechanic
Industry	City of Boston
Class of Worker	GW
Hours Worked	48
Income (1939)	1900
Highest Grade	No 8
1935 Residence	Same place
Birth State	Massachusetts
Birth Country	United States
Birthplace (normalized)	mass
Occupation	Mechanic
Township / Ward	Boston City
Est. Birth Year	~1889

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.

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

Name	Relation to head	Relative to Thomas	Age	Birth yr
Margaret Kelley	Daughter	—	22	~1918
Irene Kelley	Daughter	—	20	~1920
Thomas Kelley	Head	—	51	~1889
James Kelley	Son	—	13	~1927
Thomas Kelley	Son	—	17	~1923
Margaret Kelley	Spouse	—	47	~1893

Census Appearances

1920

Suffolk, Massachusetts

Head, age 30

Suffolk, Massachusetts · implied b. ~1890 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Kelley
Given Name	Thos P
Relationship to Head	Head
Sex	M
Color / Race	White
Age	30
Marital Status	Single
Birthplace	Mass
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Occupation	Fireman
Industry	Stationary
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Home Owned/Rented	O
Home Free/Mortgaged	M
Birth State	Massachusetts
Birth Country	United States
Birthplace (normalized)	mass

1930

Suffolk, Massachusetts

Head, age 41

Suffolk, Massachusetts · implied b. ~1889 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Kelley
Given Name	Thomas P.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	41
Marital Status	Single
Birthplace	Mass
Father's Birthplace	Irish Free State
Mother's Birthplace	Irish Free State
Occupation	Fireman
Industry	Boston Fire Dept
Class of Worker	W
Can Read/Write	No
Home Owned/Rented	O
Home Value / Rent	$12000
Radio Set	R
Birth State	Massachusetts
Birth Country	United States
Birthplace (normalized)	mass

1940

Suffolk-County, Massachusetts

Head, age 51

Suffolk-County, Massachusetts · implied b. ~1889 — 6 household members

Surname	Kelley
Given Name	Thomas A.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	51
Marital Status	Married
Birthplace	Mass.
1935 Residence (City)	Boston City
1935 Residence (County)	Suffolk
Occupation	Mechanic
Industry	City of Boston
Class of Worker	GW
Hours Worked	48
Income (1939)	1900
Highest Grade	No 8
1935 Residence	Same place
Birth State	Massachusetts
Birth Country	United States
Birthplace (normalized)	mass

Model Tree

Linked across censuses

Our Model Tree links Thomas Kelley across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.

Show:

This person

Anchor record

Thomas Kelley

Head · 1940 · age 51 · b. ~1889 · Massachusetts

★ You are viewing this record

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-t0627-01674-00621)

Line	Name	Age	Relation	Occupation	Birthplace
1	Kenneth A.	11	Son	Clerk	Mass.
2	Charles A. Hill	54	Head	Plumber	Mass.
3	Ellene T. Hill	38	Wife	—	Irish Free State
4	Arthur T. Hill	13	Son	—	Mass.
5	John Hill	10	Son	—	Mass.
6	Gavin C. Hill	7	Son	—	Mass.
7	Patricia M. Hill	4	Daughter	—	Mass.
8	Charles J. Leahy	43	Head	Fireman	Mass.
9	Mary E. Leahy	37	Wife	—	Mass.
10	Mary E. Leahy	13	Daughter	—	Mass.
11	Annie J. Leahy	12	Daughter	—	Mass.
12	Charles J. Leahy	8	Son	—	Mass.
13	Timothy J. O'Hearn	50	Head	Fireman	Irish Free State
14	Joane K. O'Hearn	48	Wife	—	Irish Free State
15	Julia E. O'Hearn	25	Daughter	Stenographer	Mass.
16	John P. O'Hearn	24	Son	Clerk	Mass.
17	Joseph G. O'Hearn	22	Son	New Worker	Mass.
18	William J. O'Hearn	18	Son	New Worker	Mass.
19	Mary T. O'Hearn	14	Daughter	—	Mass.
20	Mary A. Macmullen	52	Head	Charwoman	Mass.
21	Martin Macmullen	11	Son	—	Mass.
22	Monica C. Mulhern	51	Head	Matron	Mass.
23	Charles Mulhern	24	Son	Mechanic	Mass.
24	John Mulhern	21	Son	Salesman	Mass.
25	Margaret Mulhern	18	Daughter	Typist	Mass.
26	Thomas A. Kelley THIS PERSON	51	Head	Mechanic	Mass.
27	Margaret N. Kelley	47	Wife	—	Mass.
28	Margaret D. Kelley	22	Daughter	Operator	Mass.
29	Irene Kelley	20	Daughter	New Worker	Mass.
30	Thomas Jr. Kelley	17	Son	—	Mass.
31	James A. Kelley	13	Son	—	Mass.
32	Patrick J. Ryan	72	Head	—	Mass.
33	Nellie V. Ryan	48	Sister	—	Mass.
34	Ainar N. Runil	37	Head	Machinist	Norway
35	Maggie E. Runil	31	Wife	—	Mass.
36	Eleanor Runil	7	Daughter	—	Mass.
37	Russell Runil	4	Son	—	Mass.
38	Matthew J. Cody	52	Head	Laborer	Irish Free State
39	Agnes D. Cody	52	Wife	—	Irish Free State

Search for Thomas Kelley

All Thomas Kelley Census Records Discover Kelley Family Tree

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)

Report inaccurate data