Mary Gibson — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this Mary Gibson across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a head (b.~1886), then head of a 3-person household.

Age 54 b. ~1886 Female Head Born: Maryland Widowed

1940 Census Record Details

Census Year	1940
Location	Baltimore-City-County, Maryland
Surname	Gibson
Given Name	Mary A.
Relationship to Head	Head
Sex	F
Color / Race	White
Age	54
Marital Status	Widowed
Birthplace	Maryland
1935 Residence (City)	Baltimore City
1935 Residence (County)	Baltimore City
Additional Details
Income (1939)	0
Highest Grade	Hs 4
1935 Residence	Same place
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland
Township / Ward	Baltimore City
Est. Birth Year	~1886

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
Mary Gibson	Head	—	54	~1886
Mary Mccoy	Other	—	80	~1860
Randolph Gibson	Son	—	27	~1913

Census Appearances

1920

Baltimore, Maryland

Spouse, age 32

Baltimore, Maryland · implied b. ~1888 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Gibson
Given Name	May
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	32
Marital Status	Married
Birthplace	Maryland
Father's Birthplace	Pennsylvania
Mother's Birthplace	Virginia
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland

1930

Baltimore, Maryland

Spouse, age 44

Baltimore, Maryland · implied b. ~1886 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Gibson
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	44
Marital Status	Married
Birthplace	Maryland
Age at First Marriage	22
Father's Birthplace	Pennsylvania
Mother's Birthplace	Maryland
Can Read/Write	Yes
Veteran	No
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland

1940

Baltimore-City-County, Maryland

Head, age 54

Baltimore-City-County, Maryland · implied b. ~1886 — 3 household members

Surname	Gibson
Given Name	Mary A.
Relationship to Head	Head
Sex	F
Color / Race	White
Age	54
Marital Status	Widowed
Birthplace	Maryland
1935 Residence (City)	Baltimore City
1935 Residence (County)	Baltimore City
Income (1939)	0
Highest Grade	Hs 4
1935 Residence	Same place
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland

Model Tree

Linked across censuses

Our Model Tree links Mary Gibson 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 Gibson

Head · 1940 · age 54 · b. ~1886 · 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-t0627-01540-00868)

Line	Name	Age	Relation	Occupation	Birthplace
1	Edna M. Hardesty	58	Head	—	Hungary
2	Anna Hardesty	28	Daughter	Packer	Pennsylvania
3	William Hardesty	25	Son	Labour	Pennsylvania
4	Helen Hardesty	23	Daughter	Office Clerk	Pennsylvania
5	Corbett S. Hardesty	18	Son	Bridge Bld.	Pennsylvania
6	Lucille Hardesty	16	Daughter	—	Pennsylvania
7	Margaret Hardesty	3	Granddaughter	—	Maryland
8	James W. Tuttle	78	Head	—	New York
9	Effie E. Tuttle	52	Daughter	Clerical	New York
10	James E. Tuttle	52	Son	Tool Maker	New York
11	Mary A. Gibson THIS PERSON	54	Head	—	Maryland
12	Randolph H. Gibson	27	Son	Hydro-Operator	Maryland
13	Mary Mccoy	80	Roomer	Clerk	Maryland
14	John Gernert	56	Head	Salesman	Maryland
15	Cecilia Gernert	54	Wife	—	Maryland
16	Mary Ellen Carroll	78	Mother-in-law	—	Maryland
17	William J. Wilkinson	80	Boarder	—	Maryland
18	Bertha Carroll	49	Sister-in-law	Assistant Librarian	Maryland
19	Norma Bryan	21	Niece	Cashier	Maryland
20	George A. Dorsey	69	Head	Assistant Carpenter	Maryland
21	Ada B. Dorsey	56	Wife	—	Maryland
22	Bettie Berryman	75	Boarder	—	Maryland
23	Samuel Amos Talbot	36	Head	Research	New Hampshire
24	Katherine A. Talbot	31	Wife	Teach French	Massachusetts
25	Margaret J. Andrew	80	Head	—	Maryland
26	Eli E. Turner	68	Head	Huckster	Maryland
27	Susan M. Turner	53	Wife	—	Maryland
28	Harry E. Turner	18	Son	Helper	Maryland
29	Cora E. Butcher	63	Sister-in-law	Speeder Minder	Maryland
30	Mary C. Butcher	58	Sister-in-law	Cloth Inspector	Maryland
31	Ann B. Copp	32	Head	—	Maryland
32	Diane Copp	10	Daughter	—	Vermont
33	Cynthia Copp	8	Daughter	—	Maryland
34	Judith Copp	6	Daughter	—	Maryland
35	Howard Buffington	72	Head	—	Maryland
36	Susan Pritchard	83	Sister	—	Maryland
37	Margaret Pritchard	45	Niece	—	Maryland
38	Harry Vedral	24	Head	—	Maryland
39	Irma Vedral	20	Wife	—	Maryland
40	Maynard Vedral	3	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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