Harry James — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Duval-County, Florida

Our Model Tree links this Harry James across the 1930 and 1940 US Censuses in Duval-County, Florida (XGBoost, ~Confirmed) — first a son (b.~1914), then head of a 5-person household.

Age 26 b. ~1914 Male Son Born: Florida Single

1940 Census Record Details

Census Year	1940
Location	Duval-County, Florida
Surname	James
Given Name	Harry R.
Relationship to Head	Son
Sex	M
Color / Race	White
Age	26
Marital Status	Single
Birthplace	Florida
1935 Residence (City)	Jacksonville
1935 Residence (County)	Duval
Additional Details
Occupation	Salesman
Industry	Insurance
Class of Worker	PW
Hours Worked	44
Income (1939)	2400
Highest Grade	H-4
1935 Residence	Same place
Birth State	Florida
Birth Country	United States
Birthplace (normalized)	florida
Occupation	Salesman
Township / Ward	Jacksonville
Est. Birth Year	~1914

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.

5 people recorded at the same address in the 1940 census.

Name	Relation to head	Relative to Harry	Age	Birth yr
Ann James	Daughter	—	20	~1920
Harry James	Head	—	57	~1883
Harry James	Son	—	26	~1914
Philip James	Son	—	24	~1916
Anna James	Spouse	—	53	~1887

Census Appearances

1930

Duval, Florida

Son, age 16

Duval, Florida · implied b. ~1914 — 47 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	James
Given Name	Harry R
Relationship to Head	Son
Sex	M
Color / Race	White
Age	16
Marital Status	Single
Birthplace	Florida
Father's Birthplace	Bermuda
Mother's Birthplace	Florida
Occupation	none
Can Read/Write	Yes
Birth State	Florida
Birth Country	United States
Birthplace (normalized)	florida

1940

Duval-County, Florida

Son, age 26

Duval-County, Florida · implied b. ~1914 — 5 household members

Surname	James
Given Name	Harry R.
Relationship to Head	Son
Sex	M
Color / Race	White
Age	26
Marital Status	Single
Birthplace	Florida
1935 Residence (City)	Jacksonville
1935 Residence (County)	Duval
Occupation	Salesman
Industry	Insurance
Class of Worker	PW
Hours Worked	44
Income (1939)	2400
Highest Grade	H-4
1935 Residence	Same place
Birth State	Florida
Birth Country	United States
Birthplace (normalized)	florida

Model Tree

Linked across censuses

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

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This person

Anchor record

Harry James

Son · 1940 · age 26 · b. ~1914 · Florida

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Sibling

Ann James

Sibling · 1940 · age 20

Source co-child of head (derived)

● Co-child · derived · ~0.88

Sibling

Philip James

Sibling · 1940 · age 24

Source co-child of head (derived)

● Co-child · derived · ~0.88

Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1940 US Federal Census — Duval-County, Florida Open full size

Page Contents

37 people indexed on this census page (nara:1940:m-t0627-00627-00711)

Line	Name	Age	Relation	Occupation	Birthplace
41	Carl Mandermann	62	Lodger	Salesman	Wisconsin
42	Lewell Mecartney	42	Head	Manager	Pennsylvania
43	Lula P. Mecartney	42	Wife	—	Pennsylvania
44	Lewell Mecartney	19	Son	—	Pennsylvania
45	Betty Mecartney	18	Daughter	Operator	Pennsylvania
46	John Mecartney	17	Son	—	Pennsylvania
47	Malcolm Mecartney	15	Son	—	Pennsylvania
48	Marjorie Mecartney	14	Daughter	—	Pennsylvania
50	W. C. Bowell	40	Head	Inspector	Georgia
51	Louise P. Bowell	38	Wife	—	Georgia
52	Billy Bowell	11	Son	—	North Carolina
53	W. J. Lafferty	60	Head	Bookkeeper	Georgia
54	Georgia Lafferty	56	Wife	—	Alabama
55	Margaret C. Lafferty	23	Daughter	Society Editor	Florida
56	Mary Lafferty	20	Daughter	Secretary	Florida
57	Paul Ruence	43	Head	Supt.	Alabama
58	Lucile Ruence	31	Wife	—	Alabama
59	Margaret Ruence	16	Daughter	—	Alabama
61	John N. Cooke	54	Head	Clerk	Ohio
62	Eleanor W. Cooke	50	Wife	—	Ohio
63	Harry E. James	57	Head	Mech. Estimator	Bermuda
64	Anna R. James	53	Wife	—	Florida
65	Harry R. James THIS PERSON	26	Son	Salesman	Florida
66	Philip H. James	24	Son	Bookkeeper	Florida
67	Ann V. James	20	Daughter	—	Florida
68	Kenneth A. Merrick	45	Head	Owner Partner	Florida
69	Mary Merrick	43	Wife	—	Georgia
70	Kenneth A. Merrick	10	Son	—	Florida
71	Georgia Rutherford	35	Maid	Maid	South Carolina
72	Burrell K. Ware	60	Head	Partner	Georgia
73	Lalla B. Ware	53	Wife	—	Florida
75	Clarence G. Ashby	40	Head	Attorney	Virginia
76	Eloise R. Ashby	31	Wife	—	Florida
77	C. Garnett Ashby	12	Son	—	Florida
78	Eloise C. Ashby	10	Daughter	—	Florida
79	Lucious Edward	23	Butler	Butler	Georgia
80	Roland H. Baldwin	43	Head	Stock Broker	New York

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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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