James Mason — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Anne-Arundel-County, Maryland

Our Model Tree links this James Mason across the 1920, 1930 and 1940 US Censuses in Anne-Arundel-County, Maryland (XGBoost, ~Confirmed) — first a head (b.~1885), then head of a 3-person household.

Age 55 b. ~1885 Male Head Born: Maryland Married

1940 Census Record Details

Census Year	1940
Location	Anne-Arundel-County, Maryland
Surname	Mason
Given Name	James S.
Relationship to Head	head
Sex	M
Color / Race	Black
Age	55
Marital Status	Married
Birthplace	Maryland
1935 Residence (City)	Election Dist. 2
1935 Residence (County)	Anne Arundel
Additional Details
Occupation	Laborer
Industry	Farm
Class of Worker	PW
Hours Worked	60
Income (1939)	260
Highest Grade	No 3
1935 Residence	Same house
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland
Occupation	Laborer
Township / Ward	Election Dist 2
Est. Birth Year	~1885

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 James	Age	Birth yr
Minnie Jones	Daughter	—	40	~1900
James Mason	Head	—	55	~1885
Alma Mason	Spouse	—	55	~1885

Census Appearances

1920

Baltimore, Maryland

Head, age 35

Baltimore, Maryland · implied b. ~1885 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Mason
Given Name	James
Relationship to Head	Head
Sex	M
Color / Race	White
Age	35
Marital Status	Married
Birthplace	Maryland
Father's Birthplace	Maryland
Mother's Birthplace	Maryland
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Home Owned/Rented	R
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland

1930

Baltimore, Maryland

Head, age 45

Baltimore, Maryland · implied b. ~1885 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Mason
Given Name	James
Relationship to Head	Head
Sex	M
Color / Race	Black
Age	45
Marital Status	Married
Birthplace	Maryland
Age at First Marriage	20
Father's Birthplace	Maryland
Mother's Birthplace	Maryland
Occupation	Laborer
Industry	Street construction
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	R
Home Value / Rent	12.00
Radio Set	No
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland

1940

Anne-Arundel-County, Maryland

Head, age 55

Anne-Arundel-County, Maryland · implied b. ~1885 — 3 household members

Surname	Mason
Given Name	James S.
Relationship to Head	head
Sex	M
Color / Race	Black
Age	55
Marital Status	Married
Birthplace	Maryland
1935 Residence (City)	Election Dist. 2
1935 Residence (County)	Anne Arundel
Occupation	Laborer
Industry	Farm
Class of Worker	PW
Hours Worked	60
Income (1939)	260
Highest Grade	No 3
1935 Residence	Same house
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland

Model Tree

Linked across censuses

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

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This person

Anchor record

James Mason

Head · 1940 · age 55 · b. ~1885 · 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 — Anne-Arundel-County, Maryland Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01501-00207)

Line	Name	Age	Relation	Occupation	Birthplace
1	Genevieve Cox	18	daughter	—	Maryland
2	Henry Thomas Cox	15	son	—	Maryland
3	John Hall	57	Head	Labour	Maryland
4	Marie Hall	57	wife	—	Maryland
5	Margaret Ann Hall	57	sister	—	Maryland
6	James S. Mason THIS PERSON	55	head	Laborer	Maryland
7	Alma Mason	55	wife	—	Maryland
8	Minnie Jones	40	daughter	Domestic	Maryland
9	Irvin Jones	43	head	Labour	Maryland
10	Edna Jones	41	wife	—	Maryland
11	John H. Cornell	24	son	Laborer	Maryland
12	John H. Cornell	21	son	Laborer	Maryland
13	Kenneth Cornell	19	son	—	Maryland
14	Earl Cornell	16	son	—	Maryland
15	Edna Louise Cornell	12	daughter	—	Maryland
16	Calvin Cornell	8	son	—	Maryland
17	Irvin Cornell	6	son	—	Maryland
18	John H. Queen	58	head	Carpenter	Maryland
19	Emma Queen	56	wife	Cook	Maryland
20	Wilton Queen	24	son	Labour	Maryland
21	Maggie Queen	16	daughter	—	Maryland
22	Ethel Queen	36	head	Domestic	Maryland
23	Wilbur Smith	17	son	Labour	Maryland
24	Eddie Ogle	61	head	—	Maryland
25	Mary Ogle	53	wife	—	Maryland
26	William Hawkins	59	son-in-law	—	Maryland
27	Frank Williams	60	head	Labour	Alabama
28	Julia Clarkson	51	head	—	Virginia
29	Lucy Rowe	34	daughter	—	Virginia
30	Denis Wilson	50	head	—	Maryland
31	Emma Wilson	50	wife	—	Maryland
32	Milton Smothers	28	head	Labour	Maryland
33	Florence Smothers	26	wife	—	Maryland
34	Helen Smothers	11	daughter	—	Maryland
35	William Smothers	8	son	—	Maryland
36	Alice Smothers	6	daughter	—	Maryland
37	John Smothers	4	son	—	Maryland
38	Robert Smothers	3	son	—	Maryland
39	Florence Smothers	2	daughter	—	Maryland
40	Springfield Diggs	47	lodger	—	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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