Mary Dillon — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Essex-County, Massachusetts

Our Model Tree links this Mary Dillon across the 1920, 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1885), then head of a 3-person household.

Age 55 b. ~1885 Female Spouse Born: England Married

1940 Census Record Details

Census Year	1940
Location	Essex-County, Massachusetts
Surname	Dillon
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	55
Marital Status	Married
Birthplace	England
1935 Residence (City)	Lawrence City
1935 Residence (County)	Essex
Naturalization Status	Naturalized
Additional Details
Occupation	Specker
Industry	Woolen mill
Class of Worker	PW
Hours Worked	4
Income (1939)	150
Highest Grade	8
1935 Residence	Same place
Birth Country	England
Birthplace (normalized)	england
Occupation	Specker
Township / Ward	Lawrence City
Est. Birth Year	~1885

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.

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

Name	Relation to head	Relative to Mary	Age	Birth yr
Phyllis Dillon	Daughter	—	22	~1918
Henry Dillon	Head	—	55	~1885
Mary Dillon	Spouse	—	55	~1885

Census Appearances

1920

Essex, Massachusetts

Spouse, age 35

Essex, Massachusetts · implied b. ~1885 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Dillon
Given Name	Marion
Relationship to Head	wife
Sex	F
Color / Race	White
Age	35
Marital Status	Married
Birthplace	England
Year of Immigration	1903
Naturalization Status	First papers filed
Father's Birthplace	England
Mother's Birthplace	England
Occupation	none
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	English
Birth Country	England
Birthplace (normalized)	england

1930

Essex, Massachusetts

Spouse, age 45

Essex, Massachusetts · implied b. ~1885 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Dillon
Given Name	Mary A.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	45
Marital Status	Married
Birthplace	England
Naturalization Status	Naturalized
Year of Immigration	1913
Age at First Marriage	25
Father's Birthplace	England
Mother's Birthplace	Irish Free State
Occupation	none
Can Read/Write	Yes
Mother Tongue	English
Birth Country	England
Birthplace (normalized)	england

1940

Essex-County, Massachusetts

Spouse, age 55

Essex-County, Massachusetts · implied b. ~1885 — 3 household members

Surname	Dillon
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	55
Marital Status	Married
Birthplace	England
1935 Residence (City)	Lawrence City
1935 Residence (County)	Essex
Naturalization Status	Naturalized
Occupation	Specker
Industry	Woolen mill
Class of Worker	PW
Hours Worked	4
Income (1939)	150
Highest Grade	8
1935 Residence	Same place
Birth Country	England
Birthplace (normalized)	england

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 55 · b. ~1885 · 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 — Essex-County, Massachusetts Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01584-00248)

Line	Name	Age	Relation	Occupation	Birthplace
1	Henry Dillon	55	Head	Percher	England
2	Mary Dillon THIS PERSON	55	Wife	Specker	England
3	Phyllis Dillon	22	Daughter	Designer	Massachusetts
4	Ralph Perocchi	25	Head	Mule Spinner	Massachusetts
5	Rose Perocchi	20	Wife	Doffer	Massachusetts
6	Joseph Kopatch	60	Head	Weaver	Poland
7	Alice Kopatch	54	Wife	—	Poland
8	Charles Kopatch	27	Son	Chemist	Michigan
9	Blanche Golonka	23	Niece	Clerk	Massachusetts
10	William Rodgers	38	Head	Dresser	Massachusetts
11	Sophie Rodgers	31	Wife	—	Massachusetts
12	Thomas Wademan	49	Head	Watchman	England
13	Lizzie Wademan	52	Wife	—	England
14	Antonie Lageon	53	Head	Janitor	Holland
15	Elaine Lageon	20	Daughter	Colorist	Massachusetts
16	Victor Preston	32	Head	Valve Tester	Ireland
17	Anna Preston	32	Wife	Waste Sorter	Massachusetts
18	Philibert Pelletier	31	Head	Loom Fixer	New Hampshire
19	Nellie Pelletier	24	Wife	—	Massachusetts
20	Harvey Pelletier	0	Son	—	Massachusetts
21	John Bolubow	24	Head	Weaver	Massachusetts
22	Irene Bolubow	22	Wife	—	New Hampshire
23	Robert Bolubow	1	Son	—	Massachusetts
24	Joseph Karalunas	29	Head	Railroad Hand	Massachusetts
25	Salome Karalunas	27	Wife	Burler	Massachusetts
26	Joan Karalunas	3	Daughter	—	Illinois
27	Carol Karalunas	2	Daughter	—	Illinois
28	George Williscroft	78	Head	—	England
29	Annie Williscroft	69	Wife	—	England
30	Mary Williscroft	74	Sister	—	England
31	Harry Roberts	57	Head	Laborer	England
32	Mary Roberts	57	Wife	—	England
33	Abraham Wood	57	Head	Section Hand	England
34	Mary Wood	57	Wife	—	England
35	Joseph Brosso	28	Head	Top Finisher	Massachusetts
36	Irene Brosso	26	Wife	Trimmer	Massachusetts
37	Joseph Sotera	27	Head	Finisher	Italy
38	Grace Sotera	27	Wife	Solarizer	Italy
39	Paolo Giacomo	46	Head	Elevator Driver	Italy
40	Angelina Giacomo	43	Wife	Spinner	Italy

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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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