Mary Hoffman — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Berks-County, Pennsylvania

Our Model Tree links this Mary Hoffman across the 1920, 1930 and 1940 US Censuses in Berks-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1884), then head of a 4-person household.

Age 56 b. ~1884 Female Spouse Born: England Married

1940 Census Record Details

Census Year	1940
Location	Berks-County, Pennsylvania
Surname	Hoffman
Given Name	Mary E
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	56
Marital Status	Married
Birthplace	England
1935 Residence (City)	Reading
1935 Residence (County)	Berks
Naturalization Status	Naturalized
Additional Details
Highest Grade	No 8
1935 Residence	Same place
Birth Country	England
Birthplace (normalized)	england
Township / Ward	Reading
Est. Birth Year	~1884

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.

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

Name	Relation to head	Relative to Mary	Age	Birth yr
Helen Hoffman	Daughter	—	34	~1906
Marie Hoffman	Daughter	—	36	~1904
Frank Hoffman	Head	—	55	~1885
Mary Hoffman	Spouse	—	56	~1884

Census Appearances

1920

Berks, Pennsylvania

Spouse, age 37

Berks, Pennsylvania · implied b. ~1883 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Hoffman
Given Name	Mary C
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	37
Marital Status	Married
Birthplace	England
Naturalization Status	Naturalized
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

Berks, Pennsylvania

Other, age 47

Berks, Pennsylvania · implied b. ~1883 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Hoffman
Given Name	Mary C.
Relationship to Head	Wife-H
Sex	F
Color / Race	White
Age	47
Marital Status	Married
Birthplace	England
Naturalization Status	Naturalized
Year of Immigration	1890
Age at First Marriage	20
Father's Birthplace	England
Mother's Birthplace	England
Can Read/Write	Yes
Mother Tongue	English
Birth Country	England
Birthplace (normalized)	england

1940

Berks-County, Pennsylvania

Spouse, age 56

Berks-County, Pennsylvania · implied b. ~1884 — 4 household members

Surname	Hoffman
Given Name	Mary E
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	56
Marital Status	Married
Birthplace	England
1935 Residence (City)	Reading
1935 Residence (County)	Berks
Naturalization Status	Naturalized
Highest Grade	No 8
1935 Residence	Same place
Birth Country	England
Birthplace (normalized)	england

Model Tree

Linked across censuses

Our Model Tree links Mary Hoffman 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 Hoffman

Spouse · 1940 · age 56 · b. ~1884 · 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 — Berks-County, Pennsylvania Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03681-00507)

Line	Name	Age	Relation	Occupation	Birthplace
1	Florence E Stewart	36	Wife	Looper	Penna.
2	Jane Henry	16	Daughter	Housekeeper	Penna.
3	Philip Remegio	47	Head	Boilermaker	Italy
4	Annie Remegio	37	Wife	—	Italy
5	George Pitz	70	Father	—	Italy
6	Josephine Pitz	27	Sister	Seamer	Penna.
7	Florence E Dunkleberger	57	Head	—	Penna.
8	Roy Dunkleberger	40	Brother	Foreman	Penna.
9	Lillian Augstadt	64	Lodger	Dressmaker	Penna.
10	Ralph E Baker	51	Head	Machine Fixer	Penna.
11	Irene Baker	44	Wife	—	Penna.
12	James Baker	90	Father	—	Penna.
13	Bessie Hart	35	Sister in law	Seamer	Penna.
14	Esther Hart	37	Sister in law	Seamer	Penna.
15	Joseph Knust	39	Head	Foreman	Austria
16	Anna Knust	36	Wife	—	Penna.
17	Joseph Jr. Knust	14	Son	—	Penna.
18	Nicholas Knust	12	Son	—	Penna.
19	William Knust	10	Son	—	Penna.
20	Francis Knust	6	Son	—	Penna.
21	Catherine Knust	5	Daughter	—	Penna.
22	Mary Shuck	25	Sister	Insole Paster	Penna.
23	Louis Hanna	39	Lodger	Edge Setter	Penna.
24	John Hanna	14	Lodger	—	Penna.
25	Richard Brown	40	Head	Assistant Superintendent	Penna.
26	May E Brown	42	Wife	—	Penna.
27	Betty A Brown	19	Daughter	—	Penna.
28	Richard Jr. Brown	18	Son	—	Penna.
29	James Mcgovern	46	Head	Electrician	Penna.
30	Lucy D Mcgovern	43	Wife	—	Penna.
31	Mary Mcgovern	12	Daughter	—	Penna.
32	James Jr. Mcgovern	3	Son	—	Penna.
33	Frank Hoffman	55	Head	Watchman	Penna.
34	Mary E Hoffman THIS PERSON	56	Wife	—	England
35	Marie Hoffman	36	Daughter	Nurse	Penna.
36	Helen Hoffman	34	Daughter	Looper	Penna.
37	Harry Q Conley	57	Head	Conductor	Penna.
38	Mary Conley	56	Wife	—	Penna.
39	Laura Conley	30	Daughter	Clerk	Penna.
40	Henry O Spayd	49	Head	Washer	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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