John May — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Jefferson-County, Alabama

Our Model Tree links this John May across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Alabama (XGBoost, ~Confirmed) — first a head (b.~1902), then head of a 5-person household.

Age 38 b. ~1902 Male Head Born: Alabama Married

1940 Census Record Details

Census Year	1940
Location	Jefferson-County, Alabama
Surname	May
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	Black
Age	38
Marital Status	Married
Birthplace	Alabama
1935 Residence (City)	Birmingham city
1935 Residence (County)	Jefferson
Additional Details
Occupation	Coal Loader
Industry	Coal Mine
Class of Worker	PW
Hours Worked	35
Income (1939)	900
Highest Grade	No 4
1935 Residence	Same Place
Birth State	Alabama
Birth Country	United States
Birthplace (normalized)	alabama
Occupation	Coal Loader
Township / Ward	Birmingham City
Est. Birth Year	~1902

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 John	Age	Birth yr
Essie May	Daughter	—	5	~1935
Bernice May	Daughter	—	13	~1927
John May	Head	—	38	~1902
Arthur May	Son	—	17	~1923
Mattie May	Spouse	—	26	~1914

Census Appearances

1920

Jefferson, Alabama

Other, age 18

Jefferson, Alabama · implied b. ~1902 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	May
Given Name	John B.
Relationship to Head	Boarder
Sex	M
Color / Race	Black
Age	18
Marital Status	Single
Birthplace	Alabama
Father's Birthplace	Alabama
Mother's Birthplace	Alabama
Occupation	Laborer
Industry	Foundry
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Alabama
Birth Country	United States
Birthplace (normalized)	alabama

1930

Jefferson, Alabama

Head, age 27

Jefferson, Alabama · implied b. ~1903 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	May
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	Black
Age	27
Marital Status	Married
Birthplace	Alabama
Age at First Marriage	20
Father's Birthplace	Alabama
Mother's Birthplace	West Virginia
Occupation	Loader
Industry	Coal mine
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	R
Home Value / Rent	$5
Birth State	Alabama
Birth Country	United States
Birthplace (normalized)	alabama

1940

Jefferson-County, Alabama

Head, age 38

Jefferson-County, Alabama · implied b. ~1902 — 5 household members

Surname	May
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	Black
Age	38
Marital Status	Married
Birthplace	Alabama
1935 Residence (City)	Birmingham city
1935 Residence (County)	Jefferson
Occupation	Coal Loader
Industry	Coal Mine
Class of Worker	PW
Hours Worked	35
Income (1939)	900
Highest Grade	No 4
1935 Residence	Same Place
Birth State	Alabama
Birth Country	United States
Birthplace (normalized)	alabama

Model Tree

Linked across censuses

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

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This person

Anchor record

John May

Head · 1940 · age 38 · b. ~1902 · Alabama

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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 — Jefferson-County, Alabama Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-00098-00785)

Line	Name	Age	Relation	Occupation	Birthplace
1	Ideell Jones	16	daughter	—	Alabama
2	Willie Wilson	29	daughter	Assorter	Alabama
3	Noah Robinson	23	Head	—	Alabama
4	Sara Robinson	50	Mother	—	Alabama
5	Eva Knox	51	Head	Cook And Laundress	Georgia
6	Ione Gooding	18	Grandson	—	Alabama
7	Lorene Gooding	16	Granddaughter	—	Alabama
8	Edward Cook	15	Boarder	—	Alabama
9	John Brown	42	Head	—	Alabama
10	Lula Brown	38	Wife	Cook And Laundress	Alabama
11	Alfred Verdee	70	Head	—	Alabama
12	Amanda Verdee	70	Wife	—	Alabama
13	John Sr. Hardy	40	Head	Tractor Driver	Alabama
14	John Jr. Hardy	19	Son	Laborer	Alabama
15	Leroy Hardy	17	Son	Delivery Boy	Alabama
16	Cleo Hardy	16	daughter	—	Alabama
17	Louis Hardy	13	Son	—	Alabama
18	Mary Hardy	11	daughter	—	Alabama
19	Madie Hardy	9	daughter	—	Alabama
20	Ernestine Hardy	5	daughter	—	Alabama
21	Walter Hardy	2	Son	—	Alabama
22	Carrie X Speed	65	Mother	0	Alabama
23	Robert Summers	26	Head	Motorman	Alabama
24	Maxine Summers	20	Wife	—	Alabama
25	Robert Summers	2	Son	—	Alabama
26	Willie Summers	1	Son	—	Alabama
27	Annie Moore	45	Head	Cook And Laundress	Alabama
28	William Lewis Moore	13	Son	—	Alabama
29	Buster Ellis	43	Roomer	Laborer	Alabama
30	Rebecca Scruggs	38	Head	—	Alabama
31	Mae Scruggs	16	daughter	—	Alabama
32	Cleveland Scruggs	13	Son	—	Alabama
33	Bessie Scruggs	10	daughter	—	Alabama
34	Gilmore Curtis	43	Head	Laborer	Alabama
35	John May THIS PERSON	38	Head	Coal Loader	Alabama
36	Mattie May	26	Wife	—	Alabama
37	Arthur May	17	Son	—	Alabama
38	Bernice May	13	daughter	—	Alabama
39	Essie May	5	daughter	—	Alabama
40	Andrew Gooden	36	Head	Laborer	Alabama

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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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