Helen Johnson — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Baltimore-City-County, Maryland

Our Model Tree links this Helen Johnson across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a head (b.~1901), then head of a 3-person household.

Age 39 b. ~1901 Female Head Born: Maryland Widowed

1940 Census Record Details

Census Year	1940
Location	Baltimore-City-County, Maryland
Surname	Johnson
Given Name	Helen
Relationship to Head	Head
Sex	F
Color / Race	Black
Age	39
Marital Status	Widowed
Birthplace	Maryland
1935 Residence (City)	Baltimore City
1935 Residence (County)	Baltimore City
Additional Details
Occupation	Domestic
Industry	Private Family
Class of Worker	PW
Hours Worked	40
Income (1939)	520
Highest Grade	No 4
1935 Residence	Same Place
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland
Occupation	Domestic
Township / Ward	Baltimore City
Est. Birth Year	~1901

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 Helen	Age	Birth yr
Florita Johnson	Daughter	—	18	~1922
Helen Johnson	Head	—	39	~1901
Earl Johnson	Son	—	20	~1920

Census Appearances

1920

X, Maryland

Other, age 18

X, Maryland · implied b. ~1902 — 50 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Johnson
Given Name	Helen
Relationship to Head	Inmate
Sex	F
Color / Race	Black
Age	18
Marital Status	Single
Birthplace	Maryland
Father's Birthplace	Maryland
Mother's Birthplace	Maryland
Occupation	Mangel
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland

1930

Baltimore, Maryland

Daughter, age 28

Baltimore, Maryland · implied b. ~1902 — 7 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Johnson
Given Name	Helen
Relationship to Head	Daughter
Sex	F
Color / Race	Black
Age	28
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-City-County, Maryland

Head, age 39

Baltimore-City-County, Maryland · implied b. ~1901 — 3 household members

Surname	Johnson
Given Name	Helen
Relationship to Head	Head
Sex	F
Color / Race	Black
Age	39
Marital Status	Widowed
Birthplace	Maryland
1935 Residence (City)	Baltimore City
1935 Residence (County)	Baltimore City
Occupation	Domestic
Industry	Private Family
Class of Worker	PW
Hours Worked	40
Income (1939)	520
Highest Grade	No 4
1935 Residence	Same Place
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland

Model Tree

Linked across censuses

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

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This person

Anchor record

Helen Johnson

Head · 1940 · age 39 · b. ~1901 · 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-City-County, Maryland Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01510-00146)

Line	Name	Age	Relation	Occupation	Birthplace
41	Raymond Block	4	Son	—	Maryland
42	Richard Baptist	35	Head	Porter	Virginia
43	Bernice Baptist	24	Wife	—	Virginia
44	Lucille Baptist	0	Daughter	—	Maryland
45	William Shattern	34	Head	Labor	Georgia
46	Clarice Shattern	35	Wife	—	Maryland
47	Cornelia Shattern	11	Daughter	—	Maryland
48	James Bacon	26	Head	Clerk	Maryland
49	Ella Bacon	21	Wife	—	Maryland
50	James Jr. Bacon	3	Son	—	Maryland
51	Arthur Bacon	2	Son	—	Maryland
52	Helen Johnson THIS PERSON	39	Head	Domestic	Maryland
53	Earl Johnson	20	Son	Labor	Maryland
54	Florita Johnson	18	Daughter	—	Maryland
55	George Hall	40	Head	Labor	Georgia
56	Etta Hall	39	Wife	—	Georgia
57	Bertha Hall	8	Daughter	—	Maryland
58	William Davis	38	Head	Labor	Virginia
59	Armenton Davis	39	Wife	Domestic	Carolina
60	Shelton Pope	27	Lodger	Cook	Carolina
61	Robert Bruson	29	Head	Auto Mechanic	Maryland
62	Viola Bruson	35	Wife	Maid	Maryland
63	William H. Wiggins	61	Head	Labor	Maryland
64	John Byrd	37	Head	Labor	Virginia
65	Lilly Byrd	39	Wife	—	Virginia
66	Granville Simmons	52	Lodger	Preacher	Virginia
67	Louis Miller	38	Head	Labor	Carolina
68	Carrie Miller	22	Wife	—	Carolina
69	Gladys Miller	2	Daughter	—	Maryland
70	Robert Miller	1	Son	—	Maryland
71	Laura Hall	31	Head	Carry Girl	Maryland
72	Shirley Hall	4	Daughter	—	Maryland
73	Hanna Hicks	2	Son	—	Maryland
74	Roland Hicks	27	Brother	Labor	Maryland
75	Avon Evi	28	Lodger	Labor	Maryland
76	Beatrice Thomas	42	Head	Domestic	Virginia
77	Annie Williams	70	Boarder	Domestic	Maryland
78	Charlotte Lewis	52	Head	—	Virginia
79	James Draper	40	Lodger	Labor	Pennsylvania
80	Robert Gamble	29	Head	Presser	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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