Henry Simmons — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Charleston-County, South Carolina

Our Model Tree links this Henry Simmons across the 1920, 1930 and 1940 US Censuses in Charleston-County, South Carolina (XGBoost, ~Confirmed) — first a head (b.~1915), then head of a 3-person household.

Age 25 b. ~1915 Male Head Born: South Carolina Married

1940 Census Record Details

Census Year	1940
Location	Charleston-County, South Carolina
Surname	Simmons
Given Name	Henry
Relationship to Head	Head
Sex	M
Color / Race	Black
Age	25
Marital Status	Married
Birthplace	South Carolina
1935 Residence (City)	Charleston City
1935 Residence (County)	Charleston
Additional Details
Occupation	Pipe Layer
Industry	Navy Yard
Class of Worker	GW
Hours Worked	34
Income (1939)	715
Highest Grade	No 3
1935 Residence	Same place
Birth State	South Carolina
Birth Country	United States
Birthplace (normalized)	south carolina
Occupation	Pipe Layer
Township / Ward	Charleston City
Est. Birth Year	~1915

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 Henry	Age	Birth yr
Henry Simmons	Head	—	25	~1915
John Simmons	Son	—	5	~1935
Lucille Simmons	Spouse	—	21	~1919

Census Appearances

1920

Charleston, South …

Other, age 6

Charleston, South Carolina · implied b. ~1914 — 50 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Simmons
Given Name	Henry
Relationship to Head	Inmate
Sex	M
Color / Race	Black
Age	6
Marital Status	Single
Birthplace	South Carolina
Father's Birthplace	United States
Mother's Birthplace	United States
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	South Carolina
Birth Country	United States
Birthplace (normalized)	south carolina

1930

Charleston, South …

Other, age 15

Charleston, South Carolina · implied b. ~1915 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Simmons
Given Name	Henry
Relationship to Head	Step Son
Sex	M
Color / Race	Black
Age	15
Marital Status	Single
Birthplace	South Carolina
Father's Birthplace	South Carolina
Mother's Birthplace	South Carolina
Occupation	Stevedore
Industry	Steamship Co
Class of Worker	W
Can Read/Write	Yes
Birth State	South Carolina
Birth Country	United States
Birthplace (normalized)	south carolina

1940

Charleston-County, South …

Head, age 25

Charleston-County, South Carolina · implied b. ~1915 — 3 household members

Surname	Simmons
Given Name	Henry
Relationship to Head	Head
Sex	M
Color / Race	Black
Age	25
Marital Status	Married
Birthplace	South Carolina
1935 Residence (City)	Charleston City
1935 Residence (County)	Charleston
Occupation	Pipe Layer
Industry	Navy Yard
Class of Worker	GW
Hours Worked	34
Income (1939)	715
Highest Grade	No 3
1935 Residence	Same place
Birth State	South Carolina
Birth Country	United States
Birthplace (normalized)	south carolina

Model Tree

Linked across censuses

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

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This person

Anchor record

Henry Simmons

Head · 1940 · age 25 · b. ~1915 · South Carolina

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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 — Charleston-County, South Carolina Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03794-00126)

Line	Name	Age	Relation	Occupation	Birthplace
1	Willie Parson	32	Head	Laborer	South Carolina
2	Mary Parson	21	Wife	—	South Carolina
3	Riley Jones	34	Head	Helper	South Carolina
4	Anna Jones	28	Wife	Cook	South Carolina
5	Robert Jones	65	Father	—	South Carolina
6	John Mitchell	33	Head	Porter	South Carolina
7	Christabelle Mitchell	28	Wife	—	South Carolina
8	William Mitchell	7	Son	—	South Carolina
9	Gilbert Mitchell	5	Son	—	South Carolina
10	Walter Mitchell	4	Son	—	South Carolina
11	Hermine Mitchell	2	Daughter	—	South Carolina
12	Gerald Mitchell	1	Son	—	South Carolina
13	Hannah Mitchell	56	Mother	—	South Carolina
14	Mabel Robinson	12	Head	Housemaid	South Carolina
15	Celoise Brown	18	Partner	Box Liner	South Carolina
16	Alice Jones	20	Head	Housemaid	South Carolina
17	Ronald Jones	1	Son	—	South Carolina
18	Adam Drayton	31	Head	Stevedore	South Carolina
19	Bessie Drayton	24	Wife	—	South Carolina
20	James Drayton	3	Son	—	South Carolina
21	Samuel Simmons	21	Head	Laborer	South Carolina
22	Hattie Simmons	18	Wife	—	South Carolina
23	James Jackson	20	Head	—	South Carolina
24	Anna Lorry	31	Head	Laundress	South Carolina
25	Raleigh Irwin	28	Head	Laborer	South Carolina
26	Lina Irwin	23	Wife	Laundress	South Carolina
27	Juanita Irwin	9	Daughter	—	South Carolina
28	Eddie Thomas	43	Head	Laborer	Georgia
29	Mattie Grant	33	Head	Helper	South Carolina
30	Mary Grant	7	Daughter	—	South Carolina
31	Michael Grant	21	Brother	Machine Operator	South Carolina
32	Luilla Fredrick	45	Head	Housemaid	South Carolina
33	Rether M. Fredrick	11	Daughter	—	South Carolina
34	Henry Simmons THIS PERSON	25	Head	Pipe Layer	South Carolina
35	Lucille Simmons	21	Wife	—	South Carolina
36	John H. Simmons	5	Son	—	South Carolina
37	William Casan	28	Head	Laborer	South Carolina
38	Louise Casan	29	Wife	—	South Carolina
39	James Casan	5	Son	—	South Carolina
40	William Casan	4	Son	—	South Carolina

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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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