Gertrude Jones — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Columbia-County, Florida

Our Model Tree links this Gertrude Jones across the 1920, 1930 and 1940 US Censuses in Columbia-County, Florida (XGBoost, ~Confirmed) — first a spouse (b.~1912), then head of a 3-person household.

Age 28 b. ~1912 Female Spouse Born: Florida Married

1940 Census Record Details

Census Year	1940
Location	Columbia-County, Florida
Surname	Jones
Given Name	Gertrude
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	28
Marital Status	Married
Birthplace	Florida
1935 Residence (City)	Columbia
1935 Residence (County)	Columbia
Additional Details
Class of Worker	52
Hours Worked	0
Highest Grade	No 8
1935 Residence	Same place
Birth State	Florida
Birth Country	United States
Birthplace (normalized)	florida
Est. Birth Year	~1912

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
James Jones	Head	—	34	~1906
James Jones	Son	—	9	~1931
Gertrude Jones	Spouse	—	28	~1912

Census Appearances

1920

Columbia, Florida

Other, age 6

Columbia, Florida · implied b. ~1914 — 16 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Jones
Given Name	Gertrude
Relationship to Head	Granddaughter
Sex	F
Color / Race	Black
Age	6
Marital Status	Single
Birthplace	Florida
Father's Birthplace	Florida
Mother's Birthplace	Florida
Birth State	Florida
Birth Country	United States
Birthplace (normalized)	florida

1930

Columbia, Florida

Other, age 17

Columbia, Florida · implied b. ~1913 — 15 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Jones
Given Name	Gertrude
Relationship to Head	Granddaughter
Sex	F
Color / Race	Black
Age	17
Marital Status	Single
Birthplace	Florida
Father's Birthplace	Florida
Mother's Birthplace	Florida
Occupation	Farm laborer
Industry	Farm
Class of Worker	W
Can Read/Write	Yes
Birth State	Florida
Birth Country	United States
Birthplace (normalized)	florida

1940

Columbia-County, Florida

Spouse, age 28

Columbia-County, Florida · implied b. ~1912 — 3 household members

Surname	Jones
Given Name	Gertrude
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	28
Marital Status	Married
Birthplace	Florida
1935 Residence (City)	Columbia
1935 Residence (County)	Columbia
Class of Worker	52
Hours Worked	0
Highest Grade	No 8
1935 Residence	Same place
Birth State	Florida
Birth Country	United States
Birthplace (normalized)	florida

Model Tree

Linked across censuses

Our Model Tree links Gertrude Jones 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 Jones

Spouse · 1940 · age 28 · b. ~1912 · Florida

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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 — Columbia-County, Florida Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-00579-00081)

Line	Name	Age	Relation	Occupation	Birthplace
41	Sadie Brady	21	Wife	—	North Carolina
42	Alton Brady	4	Son	—	Florida
43	Amos Brady	55	Head	Farmer	Florida
44	Zella Brady	51	Wife	—	Florida
45	Amos Jr Brady	21	Son	Labour	Florida
46	Wesley Brady	19	Son	Labour	Florida
47	Jimmy Brady	16	Son	Labour	Florida
48	Mollie Jean Brady	14	Daughter	—	Florida
49	C. H. Brady	13	Son	—	Florida
50	Edward Brady	10	Son	—	Florida
51	John Perry Harden	51	Head	—	Florida
52	Estelle Harden	37	Wife	—	Florida
53	Ruetha Harden	11	Daughter	—	Florida
54	Helen Harden	7	Daughter	—	Florida
55	Dan Harden	42	Son	Farmer	Florida
56	J. W. Jones	61	Head	Farmer	Florida
57	James Earl Jones	34	Head	Painter	Florida
58	Gertrude Jones THIS PERSON	28	Wife	—	Florida
59	James Earl Jr Jones	9	Son	—	Florida
60	John Martin Douglas	49	Head	Farmer	Florida
61	Alpha Douglas	39	Wife	—	Florida
62	Mabell Douglas	20	Daughter	—	Florida
63	Hattie A. Douglas	18	Daughter	—	Florida
64	Henry Douglas	14	Son	Labour	Florida
65	Mira Bell Douglas	12	Daughter	—	Florida
66	Virginia Douglas	5	Daughter	—	Florida
67	Frank Thompson	50	Head	Painter	Florida
68	Maude Thompson	50	Wife	—	Kentucky
69	Mary Caroline Thompson	20	Daughter	Stenographer	Florida
70	Temple Thompson	18	Daughter	—	Florida
71	Rachel Thompson	13	Daughter	—	Florida
72	Thomas Thompson	9	Son	—	Florida
73	A. C. Lee	37	Head	Labour	Florida
74	Edith Lee	33	Wife	—	Florida
75	Lelia Harrington	21	Lodger	Labour	Florida
76	Ozzie Jones	54	Head	Carpenter	Florida
77	Lina Lee	60	Head	—	Florida
78	Waltzie Lee Lee	26	Son	Labour	Florida
79	John H. Lee	18	Son	Labour	Florida
80	Viola Lee	14	Daughter	—	Florida

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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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