Bertha Thompson — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Essex-County, Massachusetts

Our Model Tree links this Bertha Thompson across the 1920, 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1878), then head of a 4-person household.

Age 62 b. ~1878 Female Spouse Born: Massachusetts Married

1940 Census Record Details

Census Year	1940
Location	Essex-County, Massachusetts
Surname	Thompson
Given Name	Bertha M.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	62
Marital Status	Married
Birthplace	Massachusetts
1935 Residence (City)	Lynn City
1935 Residence (County)	Essex
Additional Details
Class of Worker	0
Hours Worked	0
Highest Grade	Hs 4
1935 Residence	Same Place
Birth State	Massachusetts
Birth Country	United States
Birthplace (normalized)	massachusetts
Township / Ward	Lynn City
Est. Birth Year	~1878

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 Bertha	Age	Birth yr
Erba Sullivan	Daughter	—	24	~1916
Frank Sullivan	Daughter	—	5	~1935
Frank Thompson	Head	—	62	~1878
Bertha Thompson	Spouse	—	62	~1878

Census Appearances

1920

Essex, Massachusetts

Spouse, age 42

Essex, Massachusetts · implied b. ~1878 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Thompson
Given Name	Bertha
Relationship to Head	wife
Sex	F
Color / Race	White
Age	42
Marital Status	Married
Birthplace	Massachusetts
Father's Birthplace	Maine
Mother's Birthplace	Maine
Occupation	none
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Massachusetts
Birth Country	United States
Birthplace (normalized)	massachusetts

1930

Essex, Massachusetts

Spouse, age 52

Essex, Massachusetts · implied b. ~1878 — 7 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Thompson
Given Name	Bertha M.
Relationship to Head	wife
Sex	F
Color / Race	White
Age	52
Marital Status	Married
Birthplace	Massachusetts
Age at First Marriage	23
Father's Birthplace	Maine
Mother's Birthplace	Maine
Occupation	none
Can Read/Write	Yes
Birth State	Massachusetts
Birth Country	United States
Birthplace (normalized)	massachusetts

1940

Essex-County, Massachusetts

Spouse, age 62

Essex-County, Massachusetts · implied b. ~1878 — 4 household members

Surname	Thompson
Given Name	Bertha M.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	62
Marital Status	Married
Birthplace	Massachusetts
1935 Residence (City)	Lynn City
1935 Residence (County)	Essex
Class of Worker	0
Hours Worked	0
Highest Grade	Hs 4
1935 Residence	Same Place
Birth State	Massachusetts
Birth Country	United States
Birthplace (normalized)	massachusetts

Model Tree

Linked across censuses

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

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This person

Anchor record

Bertha Thompson

Spouse · 1940 · age 62 · b. ~1878 · 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-t0627-01696-00314)

Line	Name	Age	Relation	Occupation	Birthplace
1	Kate R. Harris	70	Housekeeper	Housekeeper	England
2	Harry R. Weymouth	75	Head	Public Accountant	Vermont
3	Nellie F. Osborne	77	Housekeeper	Housekeeper	Maine
4	James R. Nicholson	32	Head	Electrical Engineer	Illinois
5	Estella Nicholson	30	Wife	—	Illinois
6	Millett Thompson	35	Head	Bus Driver	Massachusetts
7	Alice C. Thompson	32	Wife	—	Massachusetts
8	Richard C. Thompson	2	Son	—	Massachusetts
9	Minnie J. Patton	69	Aunt	Manager	Nova Scotia
10	George Patton	25	Nephew	Cook	Massachusetts
11	Edward L. Cahill	65	Head	Printer	Massachusetts
12	Mary Cahill	54	Wife	—	Massachusetts
13	Edward H. Cahill	27	Son	Reporter	Massachusetts
14	George Van Schoor	39	Head	Radio Service	New Jersey
15	Anna M. Van Schoor	57	Sister-in-law	—	New Jersey
16	Caroline B. Grant	56	Head	Elementary Teacher	Massachusetts
17	Mary C. Grant	53	Sister	—	Massachusetts
18	Frank M. Thompson	62	Head	Foreman	New Hampshire
19	Bertha M. Thompson THIS PERSON	62	Wife	—	Massachusetts
20	Erba F. Sullivan	24	Daughter	—	Massachusetts
21	Frank J. Sullivan	5	Daughter	—	Massachusetts
22	Michael Brady	67	Head	Welder	Pennsylvania
23	Cathlyn Brady	27	Wife	—	Pennsylvania
24	Jacqueline Brady	1	Daughter	—	New York
25	Karen Brady	0	Daughter	—	Massachusetts
26	Harry E. Summerly	53	Head	Partner	Massachusetts
27	Anna Summerly	49	Wife	—	Wisconsin
28	Albert Corner	39	Head	Medical Doctor	Lithuania
29	Philip Corner	29	Brother	Medical Doctor	Massachusetts
30	Marie Corner	34	Sister	Secretary	Lithuania
31	Ethel Corner	62	Mother	—	Lithuania
32	Adolph Shapiro	39	Head	Foreman	Austria
33	Ada F. Shapiro	35	Wife	—	Massachusetts
34	Erwin Shapiro	14	Son	—	Massachusetts
35	Harland Shapiro	12	Son	—	Massachusetts
36	Edward Shapiro	4	Son	—	Massachusetts
37	Samuel Wiseman	50	Head	Owner	Russia
38	Esther Wiseman	45	Wife	—	Russia
39	Irving Wiseman	15	Son	—	Massachusetts
40	David Wiseman	9	Son	—	Massachusetts

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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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