Joseph Costa — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Hartford-County, Connecticut

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

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

1940 Census Record Details

Census Year	1940
Location	Hartford-County, Connecticut
Surname	Costa
Given Name	Joseph
Relationship to Head	Head
Sex	M
Color / Race	White
Age	51
Marital Status	Married
Birthplace	Italy
1935 Residence (City)	NEW BRITAIN
1935 Residence (County)	HARTFORD
Naturalization Status	Alien
Additional Details
Occupation	Laborer
Industry	Hardware Factory
Class of Worker	PW
Hours Worked	20
Income (1939)	11
Highest Grade	No 4
1935 Residence	Same Place
Birth Country	Italy
Birthplace (normalized)	italy
Occupation	Laborer
Township / Ward	New Britain
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 Joseph	Age	Birth yr
Toney Costa	Son	—	24	~1916
Frank Costa	Son	—	26	~1914
Joseph Costa	Head	—	51	~1889
Yolanda Costa	Daughter	—	19	~1921
Angeline Costa	Spouse	—	53	~1887
Malvina Costa	Daughter	—	20	~1920

Census Appearances

1920

Litchfield, Connecticut

Head, age 28

Litchfield, Connecticut · implied b. ~1892 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Costa
Given Name	Joseph
Relationship to Head	Head
Sex	M
Color / Race	White
Age	28
Marital Status	Married
Birthplace	Italy
Year of Immigration	1912
Naturalization Status	Alien
Father's Birthplace	Italy
Mother's Birthplace	Italy
Occupation	Laborer
Industry	Brass Mill
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	Italian
Home Owned/Rented	R
Birth Country	Italy
Birthplace (normalized)	italy

1930

Fairfield, Connecticut

Head, age 41

Fairfield, Connecticut · implied b. ~1889 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Costa
Given Name	Joseph
Relationship to Head	Head
Sex	M
Color / Race	White
Age	41
Marital Status	Married
Birthplace	Italy
Naturalization Status	Naturalized
Year of Immigration	1911
Age at First Marriage	27
Father's Birthplace	Italy
Mother's Birthplace	Italy
Occupation	Laborer
Industry	Lock
Class of Worker	W
Can Read/Write	Yes
Mother Tongue	Italian
Home Owned/Rented	R
Birth Country	Italy
Birthplace (normalized)	italy

1940

Hartford-County, Connecticut

Head, age 51

Hartford-County, Connecticut · implied b. ~1889 — 6 household members

Surname	Costa
Given Name	Joseph
Relationship to Head	Head
Sex	M
Color / Race	White
Age	51
Marital Status	Married
Birthplace	Italy
1935 Residence (City)	NEW BRITAIN
1935 Residence (County)	HARTFORD
Naturalization Status	Alien
Occupation	Laborer
Industry	Hardware Factory
Class of Worker	PW
Hours Worked	20
Income (1939)	11
Highest Grade	No 4
1935 Residence	Same Place
Birth Country	Italy
Birthplace (normalized)	italy

Model Tree

Linked across censuses

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

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This person

Anchor record

Joseph Costa

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

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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 — Hartford-County, Connecticut Open full size

Page Contents

38 people indexed on this census page (nara:1940:m-t0627-00506-00421)

Line	Name	Age	Relation	Occupation	Birthplace
1	Samuel Varnon	45	Head	Inspector	New York
2	Bertha Varnon	40	Wife	Housewife	Romania
3	Leon Varnon	17	Son	School	Conn
4	Ruth Varnon	11	Daughter	School	Conn
5	Krikor Manorgian	60	Head	Machinist	Armenia
6	Sattern Manorgian	60	Wife	Housewife	Armenia
7	Ara Manorgian	11	Son	School	Conn
8	Josephine Girola	40	Head	Housewife	Poland
9	Mildred Girola	22	Daughter	Inspector	Conn
10	Jennie Girola	20	Daughter	Typist	Conn
11	William Girola	18	Son	Unskilled	Conn
12	Angelo Santi	46	Step-Father	Truck Driver	Italy
13	Christopher O'Meara	28	Head	Clerk	Conn
14	Helen O'Meara	36	Wife	Housewife	Conn
15	Maureen O'Meara	7	Daughter	School	Conn
16	William O'Meara	5	Son	School	Conn
17	Joan O'Meara	4	Daughter	—	Conn
18	Karen O'Meara	2	Daughter	—	Conn
19	Daniel Colli	31	Head	Electrician	Conn
20	Alice Colli	25	Wife	Saleslady	Conn
21	Robert Colli	3	Son	—	Conn
22	Anthony Attiva	52	Head	Bricklayer	Italy
23	Alice Attiva	50	Wife	Housewife	Italy
24	Eleanor Attiva	22	Daughter	Stitcher	Conn
25	Barney Attiva	21	Son	Truck	Conn
26	Emily Attiva	19	Daughter	School	Conn
27	Lillian Attiva	11	Daughter	School	Conn
28	Robert Attiva	7	Son	School	Conn
29	Frank Pruzinski	32	Head	Plaster	Conn
30	Catherine Pruzinski	30	Wife	Housewife	Conn
31	Loraine Pruzinski	4	Daughter	—	Conn
32	John Pristash	32	Brother-in-law	Sorter	Conn
33	Joseph Costa THIS PERSON	51	Head	Laborer	Italy
34	Angeline Costa	53	Wife	Housewife	Italy
35	Frank Costa	26	Son	Plater	Italy
36	Toney Costa	24	Son	Inspector	Conn
37	Malvina Costa	20	Daughter	At Home	Conn
38	Yolanda Costa	19	Daughter	School	Conn

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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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