Mary Dillon — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Philadelphia-County, Pennsylvania

Our Model Tree links this Mary Dillon across the 1920, 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 6-person household.

Age 46 b. ~1894 Female Spouse Born: Penna. Married

1940 Census Record Details

Census Year	1940
Location	Philadelphia-County, Pennsylvania
Surname	Dillon
Given Name	Mary M.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	46
Marital Status	Married
Birthplace	Penna.
1935 Residence (City)	Philadelphia
1935 Residence (County)	Philadelphia
Additional Details
Income (1939)	0
Highest Grade	No 8
1935 Residence	Same Place
Birth State	Pennsylvania
Birth Country	United States
Birthplace (normalized)	penna
Township / Ward	Philadelphia
Est. Birth Year	~1894

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 Mary	Age	Birth yr
Grace Dillon	Daughter	—	10	~1930
James Dillon	Head	—	60	~1880
Emma Dillon	Other	—	53	~1887
James Dillon	Son	—	16	~1924
Elwood Dillon	Son	—	22	~1918
Mary Dillon	Spouse	—	46	~1894

Census Appearances

1920

Philadelphia, Pennsylvania

Spouse, age 26

Philadelphia, Pennsylvania · implied b. ~1894 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Dillon
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	26
Marital Status	Married
Birthplace	Penna
Father's Birthplace	Penna
Mother's Birthplace	Penna
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Pennsylvania
Birth Country	United States
Birthplace (normalized)	penna

1930

Philadelphia, Pennsylvania

Spouse, age 36

Philadelphia, Pennsylvania · implied b. ~1894 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Dillon
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	36
Marital Status	Married
Birthplace	Penna
Age at First Marriage	22
Father's Birthplace	Penna
Mother's Birthplace	Penna
Can Read/Write	Yes
Birth State	Pennsylvania
Birth Country	United States
Birthplace (normalized)	penna

1940

Philadelphia-County, Pennsylvania

Spouse, age 46

Philadelphia-County, Pennsylvania · implied b. ~1894 — 6 household members

Surname	Dillon
Given Name	Mary M.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	46
Marital Status	Married
Birthplace	Penna.
1935 Residence (City)	Philadelphia
1935 Residence (County)	Philadelphia
Income (1939)	0
Highest Grade	No 8
1935 Residence	Same Place
Birth State	Pennsylvania
Birth Country	United States
Birthplace (normalized)	penna

Model Tree

Linked across censuses

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

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This person

Anchor record

Mary Dillon

Spouse · 1940 · age 46 · b. ~1894 · Pennsylvania

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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 — Philadelphia-County, Pennsylvania Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03717-00438)

Line	Name	Age	Relation	Occupation	Birthplace
41	William M. Armstrong	53	Head	Pharmacist	Penna.
42	Mabel Armstrong	57	Wife	—	Penna.
43	Catherine Hrer	66	Head	—	Penna.
44	John Hrer	20	Son	Salesman	Penna.
45	Constantine H. Kraus	71	Head	Salesman	Penna.
46	Laura Kraus	73	Wife	—	Penna.
47	John Krantz	70	Lodger	Salesman	Penna.
48	Emil Fischer	35	Lodger	Refrigeration Engineer	Germany
49	James Paquet	40	Head	Machinist	Penna.
50	Elizabeth Paquet	35	Wife	—	Penna.
51	Charles H. Burr	67	Head	Clerk	New Jersey
52	Charlotte Burr	69	Wife	—	Penna.
53	Grace C. Burr	41	Daughter	—	Penna.
54	Patrick Killeen	51	Head	Operators	Penna.
55	Matilda Killeen	50	Wife	—	Penna.
56	John J. Hoer	65	Head	Deputy	Penna.
57	Margaret Hoer	66	Wife	—	Penna.
58	James E. Dillon	60	Head	Undertaker	Penna.
59	Mary M. Dillon THIS PERSON	46	Wife	—	Penna.
60	Elwood J. Dillon	22	Son	Undertaker'S Helper	Penna.
61	James J. Dillon	16	Son	—	Penna.
62	Grace L. Dillon	10	Daughter	—	Penna.
63	Emma Dillon	53	Sister	Housekeeper	Penna.
64	Bernard Schuchard	61	Head	Clerk	Illinois
65	Frieda Schuchard	55	Wife	—	Germany
66	Bernard Schuchard	24	Son	Clerk	Penna.
67	Barbara Schuchard	23	Daughter	Stenographer	Penna.
68	Ruth Schuchard	17	Daughter	—	Penna.
69	Wilfred Offenback	50	Head	Officer	Virginia
70	Mary Offenback	45	Wife	—	Penna.
71	Wilfred Jr. Offenback	23	Son	Operator	Penna.
72	Joseph Offenback	21	Son	Maker	Penna.
73	Vincent Offenback	18	Son	Never Employed	Penna.
74	Earl Offenback	12	Son	—	Penna.
75	Elmer Offenback	11	Son	—	Penna.
76	Herbert Offenback	6	Son	—	Penna.
77	Daniel Offenback	4	Son	—	Penna.
78	James Offenback	2	Son	—	Penna.
79	James Kelly	37	Head	Still Operator	Penna.
80	Louise Kelly	32	Daughter	—	Penna.

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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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