Mary Rossi — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Philadelphia-County, Pennsylvania

Our Model Tree links this Mary Rossi across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1910), then head of a 7-person household.

Age 30 b. ~1910 Female Daughter Born: Penna Married

1940 Census Record Details

Census Year	1940
Location	Philadelphia-County, Pennsylvania
Surname	Rossi
Given Name	Mary
Relationship to Head	Daughter
Sex	F
Color / Race	White
Age	30
Marital Status	Married
Birthplace	Penna
1935 Residence (City)	Philadelphia City
Additional Details
Highest Grade	No 8
Birth State	Pennsylvania
Birth Country	United States
Birthplace (normalized)	penna
Township / Ward	Philadelphia City
Est. Birth Year	~1910

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 Mary	Age	Birth yr
Albert Angelo	Son	—	22	~1918
Thomas Aufiero	Head	—	61	~1879
Mary Rossi	Daughter	—	30	~1910
Son Angelo	Son	—	34	~1906
Angelina Aufiero	Spouse	—	53	~1887
Renaldo Rossi	Other	—	35	~1905
Josephine Di Stefano	Other	—	87	~1853

Census Appearances

1930

Philadelphia, Pennsylvania

Daughter, age 21

Philadelphia, Pennsylvania · implied b. ~1909 — 10 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Rosso
Given Name	Mary
Relationship to Head	daughter
Sex	F
Color / Race	White
Age	21
Marital Status	Single
Birthplace	Penna
Father's Birthplace	Italy
Mother's Birthplace	Italy
Occupation	operator
Industry	factory
Class of Worker	W
Can Read/Write	Yes
Birth State	Pennsylvania
Birth Country	United States
Birthplace (normalized)	penna

1940

Philadelphia-County, Pennsylvania

Daughter, age 30

Philadelphia-County, Pennsylvania · implied b. ~1910 — 7 household members

Surname	Rossi
Given Name	Mary
Relationship to Head	Daughter
Sex	F
Color / Race	White
Age	30
Marital Status	Married
Birthplace	Penna
1935 Residence (City)	Philadelphia City
Highest Grade	No 8
Birth State	Pennsylvania
Birth Country	United States
Birthplace (normalized)	penna

Model Tree

Linked across censuses

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

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This person

Anchor record

Mary Rossi

Daughter · 1940 · age 30 · b. ~1910 · Pennsylvania

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Sibling

Albert Angelo

Sibling · 1940 · age 22

Source co-child of head (derived)

● Co-child · derived · ~0.88

Sibling

Son Angelo

Sibling · 1940 · age 34

Source co-child of head (derived)

● Co-child · derived · ~0.88

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

Original Census Page

1940 US Federal Census — Philadelphia-County, Pennsylvania Open full size

Page Contents

39 people indexed on this census page (nara:1940:m-t0627-03690-00341)

Line	Name	Age	Relation	Occupation	Birthplace
1	Charles Jr Jefferson	14	Son	—	Penna
2	James Jefferson	12	Son	—	Penna
3	Leona Jefferson	11	Daughter	—	Penna
4	Virginia Jefferson	10	Daughter	—	Penna
5	Frank Jefferson	8	Son	—	Penna
6	Louisa Williams	66	Mother	—	Virginia
7	David A. Groomes	29	Lodger	Paper Mill	Maryland
8	Thomas Aufiero	61	Head	—	Italy
9	Angelina Aufiero	53	Wife	—	Italy
10	Son Angelo	34	Son	Wpa Office	Penna
11	Albert Angelo	22	Son	Medicine Factory	Penna
12	Renaldo Rossi	35	Son-in-law	Tailor Shop	Penna
13	Mary Rossi THIS PERSON	30	Daughter	—	Penna
14	Josephine Di Stefano	87	Mother-in-law	—	Italy
15	Boyce Campbell	48	Head	Barber Shop	South Carolina
16	Mamie Campbell	49	Wife	—	Virginia
17	Doris Davis	23	Daughter	School Cafe	Virginia
18	Edward Davis	9	Grandson	—	Penna
19	Ida Rhodes	44	Lodger	Private Home	Virginia
20	Kenneth Purnell	33	Lodger	Bldg Const	Penna
21	Jacob Dalimore	36	Lodger	Bldg Const	Virginia
22	Agnes Cooper	26	Lodger	Private Home	South Carolina
23	John Aptalmi	42	Head	Dress Mfg	Penna
24	Anna Aptalmi	33	Wife	—	Penna
25	John Jr Aptalmi	8	Son	—	Penna
26	Anthony Napoleon	33	Head	Steel Mill	New York
27	Angelina Napoleon	33	Wife	Tailor Shop	Penna
28	Geo Impagliazzo	82	Head	Retail Grocery Store	Italy
29	Rose Impagliazzo	78	Wife	Retail Grocery Store	Italy
30	Cornelius Wright	27	Head	Dress Factory	Georgia
31	Margaret Wright	26	Wife	—	Penna
32	Pauline Wright	8	Daughter	—	Penna
33	Theodore Wright	5	Son	—	Penna
34	Gilbert Wright	2	Son	—	Penna
35	Anna Wright	1	Daughter	—	Penna
36	Pauline Murphy	45	Mother	Cigar Factory	Penna
37	Gladys Murphy	30	Sister	Cigar Factory	Penna
38	Joseph Hayes	21	In-law	Restaurant	Penna
39	William Boggs	48	Uncle	Road Const	Georgia

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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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