Gertrude Thompson — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Baltimore-County, Maryland

Our Model Tree links this Gertrude Thompson across the 1920, 1930 and 1940 US Censuses in Baltimore-County, Maryland (XGBoost, ~Confirmed) — first a spouse (b.~1883), then head of a 3-person household.

Age 57 b. ~1883 Female Spouse Born: Maryland Married

1940 Census Record Details

Census Year	1940
Location	Baltimore-County, Maryland
Surname	Thompson
Given Name	Gertrude R
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	57
Marital Status	Married
Birthplace	Maryland
1935 Residence (City)	Election Dist. 4
1935 Residence (County)	Baltimore
Additional Details
Income (1939)	0
Highest Grade	No 3
1935 Residence	Same place
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland
Township / Ward	Election Dist 4
Est. Birth Year	~1883

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 Gertrude	Age	Birth yr
Margaret Thompson	Daughter	—	20	~1920
Gertrude Thompson	Spouse	—	57	~1883
Archibald Thompson	Head	—	62	~1878

Census Appearances

1920

Baltimore, Maryland

Spouse, age 36

Baltimore, Maryland · implied b. ~1884 — 7 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Thompson
Given Name	Gertrude
Relationship to Head	wife
Sex	F
Color / Race	White
Age	36
Marital Status	Married
Birthplace	Maryland
Father's Birthplace	Maryland
Mother's Birthplace	Maryland
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland

1930

Baltimore, Maryland

Spouse, age 47

Baltimore, Maryland · implied b. ~1883 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Thompson
Given Name	Gertrude
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	47
Marital Status	Married
Birthplace	Maryland
Age at First Marriage	17
Father's Birthplace	Maryland
Mother's Birthplace	Maryland
Can Read/Write	Yes
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland

1940

Baltimore-County, Maryland

Spouse, age 57

Baltimore-County, Maryland · implied b. ~1883 — 3 household members

Surname	Thompson
Given Name	Gertrude R
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	57
Marital Status	Married
Birthplace	Maryland
1935 Residence (City)	Election Dist. 4
1935 Residence (County)	Baltimore
Income (1939)	0
Highest Grade	No 3
1935 Residence	Same place
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland

Model Tree

Linked across censuses

Our Model Tree links Gertrude 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

Gertrude Thompson

Spouse · 1940 · age 57 · b. ~1883 · Maryland

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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 — Baltimore-County, Maryland Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01504-00092)

Line	Name	Age	Relation	Occupation	Birthplace
41	John Thompson	42	Head	Laborer	Maryland
42	Edna Thompson	38	Wife	—	Maryland
43	Thomas Thompson	16	Son	—	Maryland
44	Laura Thompson	7	Daughter	—	Maryland
45	Guther O Tinkler	26	Lodger	Laborer	Maryland
46	Louis Clark	23	Head	Laborer	Maryland
47	Ethel Clark	25	Wife	—	Maryland
48	Robert Clark	3	Son	—	Maryland
49	Arthur S Tinkler	56	Lodger	Laborer	Maryland
50	Archibald Thompson	62	Head	Laborer	Pennsylvania
51	Gertrude R Thompson THIS PERSON	57	Wife	—	Maryland
52	Margaret G Thompson	20	Daughter	Maid	Pennsylvania
53	William H Vaughn	55	Head	Farm Hand	Maryland
54	Rose Vaughn	56	Wife	Farm Hand	Pennsylvania
55	George Vaughn	45	Son	Laborer	Maryland
56	Alice Vaughn	13	Daughter	—	Maryland
57	Charles Knight	61	Head	Foreman	Maryland
58	Martha A Knight	52	Wife	—	Maryland
59	Richard Knight	31	Son	Laborer	Maryland
60	Virgie Knight	22	Daughter	Seamstress	Maryland
61	Donald Knight	17	Son	Housework	Maryland
62	Martha Knight	16	Daughter	—	Maryland
63	Ruth Knight	15	Daughter	—	Maryland
64	Rodger Knight	26	Son	Laborer	Maryland
65	Thomas J Hall	42	Head	—	Virginia
66	Alice Hall	42	Wife	Merchant	Maryland
67	Howard Hall	19	Son	Clerk	Maryland
68	Dorothy Hall	13	Daughter	—	Maryland
69	Archibald Murray	32	Head	Weaver	Maryland
70	Anne Murray	29	Wife	—	Maryland
71	Shipley Murray	4	Son	—	Maryland
72	Shipley Kate Murray	72	Mother	—	Maryland
73	William Tillman	72	Head	—	Maryland
74	John Green	25	Head	Truck Driver	Maryland
75	Lena Green	25	Wife	—	Maryland
76	John Jr Green	3	Son	—	Maryland
77	Ernest Unkart	49	Head	Carpenter	Maryland
78	Lena Unkart	45	Wife	—	Maryland
79	James Unkart	21	Son	Laborer	Maryland
80	Irvin Unkart	19	Son	—	Maryland

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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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