Robert Armstrong — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Lucas-County, Ohio

Our Model Tree links this Robert Armstrong across the 1920, 1930 and 1940 US Censuses in Lucas-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1894), then head of a 9-person household.

Age 46 b. ~1894 Male Head Born: Mississippi Married

1940 Census Record Details

Census Year	1940
Location	Lucas-County, Ohio
Surname	Armstrong
Given Name	Robert
Relationship to Head	Head
Sex	M
Color / Race	Black
Age	46
Marital Status	Married
Birthplace	Mississippi
1935 Residence (City)	Toledo
1935 Residence (County)	Lucas
Additional Details
Occupation	Water line repair
Industry	Street project
Class of Worker	GW
Hours Worked	21
Income (1939)	700
Highest Grade	8
1935 Residence	Same house
Birth State	Mississippi
Birth Country	United States
Birthplace (normalized)	mississippi
Occupation	Water Line Repair
Township / Ward	Toledo
Est. Birth Year	~1894

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.

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

Name	Relation to head	Relative to Robert	Age	Birth yr
Marie Armstrong	Daughter	—	18	~1922
Louise Armstrong	Daughter	—	12	~1928
Robert Armstrong	Head	—	46	~1894
Robert Armstrong	Son	—	16	~1924
John Armstrong	Son	—	14	~1926
Edward Armstrong	Son	—	20	~1920
Carl Armstrong	Son	—	13	~1927
Fred Armstrong	Son	—	10	~1930
Anna Armstrong	Spouse	—	40	~1900

Census Appearances

1920

Lucas, Ohio

Head, age 26

Lucas, Ohio · implied b. ~1894 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Armstrong
Given Name	Robert
Relationship to Head	Head
Sex	M
Color / Race	Black
Age	26
Marital Status	Married
Birthplace	Mississippi
Father's Birthplace	Mississippi
Mother's Birthplace	Alabama
Occupation	Laborer
Industry	Construction
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Home Owned/Rented	O
Home Free/Mortgaged	M
Birth State	Mississippi
Birth Country	United States
Birthplace (normalized)	mississippi

1930

Lucas, Ohio

Head, age 36

Lucas, Ohio · implied b. ~1894 — 10 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Armstrong
Given Name	Robert
Relationship to Head	Head
Sex	M
Color / Race	White
Age	36
Marital Status	Married
Birthplace	Mississippi
Age at First Marriage	23
Father's Birthplace	Mississippi
Mother's Birthplace	Mississippi
Occupation	Laborer
Industry	City
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	R
Home Value / Rent	25.00
Radio Set	R
Veteran	No
Birth State	Mississippi
Birth Country	United States
Birthplace (normalized)	mississippi

1940

Lucas-County, Ohio

Head, age 46

Lucas-County, Ohio · implied b. ~1894 — 9 household members

Surname	Armstrong
Given Name	Robert
Relationship to Head	Head
Sex	M
Color / Race	Black
Age	46
Marital Status	Married
Birthplace	Mississippi
1935 Residence (City)	Toledo
1935 Residence (County)	Lucas
Occupation	Water line repair
Industry	Street project
Class of Worker	GW
Hours Worked	21
Income (1939)	700
Highest Grade	8
1935 Residence	Same house
Birth State	Mississippi
Birth Country	United States
Birthplace (normalized)	mississippi

Model Tree

Linked across censuses

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

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This person

Anchor record

Robert Armstrong

Head · 1940 · age 46 · b. ~1894 · Ohio

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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 — Lucas-County, Ohio Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03265-00298)

Line	Name	Age	Relation	Occupation	Birthplace
1	Hazel I Stevens	40	Head	Seamstress	Ohio
2	Dolores Stevens	18	Daughter	—	Ohio
3	June Stevens	14	Daughter	—	Ohio
4	Elda Stevens	12	Daughter	—	Ohio
5	Lucille A Gattau	17	Daughter	—	Ohio
6	William J Roderick	26	Head	Edger	Ohio
7	Josephine M Roderick	26	Wife	—	Czechoslovakia
8	William Jr Roderick	1	Son	—	Ohio
9	John N Kyser	66	Head	—	Alabama
10	Bernie B Kyser	58	Wife	—	Alabama
11	Alpa Kyser	33	Daughter	Seamstress	Alabama
12	Ford W Kyser	17	Son	Janitor	Alabama
13	Leon Sims	33	Head	Laborer	Alabama
14	Eva Sims	25	Wife	—	Kentucky
15	Harold D Sims	3	Son	—	Ohio
16	Rosemarie Sims	0	Daughter	—	Ohio
17	Lewis J King	33	Head	Laborer	Florida
18	Martha King	30	Wife	—	Illinois
19	Freddie L King	6	Son	—	Ohio
20	Gloria I King	4	Daughter	—	Ohio
21	Percy Biggs	49	Head	Bag Sewer	Tennessee
22	Mary Biggs	43	Wife	—	North Carolina
23	Catherine Biggs	17	Daughter	—	Ohio
24	Charles Biggs	16	Son	—	Ohio
25	Thelma Biggs	14	Daughter	—	Ohio
26	Louise Biggs	12	Daughter	—	Ohio
27	Hazel Biggs	11	Daughter	—	Ohio
28	Ruth Green	25	Head	Seamstress	Arkansas
29	Fred Green	4	Son	—	Ohio
30	Pauline Dungeon	36	Aunt	—	Arkansas
31	Hattie Savage	44	Lodger	Maid	Kentucky
32	Robert Armstrong THIS PERSON	46	Head	Water Line Repair	Mississippi
33	Anna M Armstrong	40	Wife	—	Illinois
34	Edward Armstrong	20	Son	School Police	Ohio
35	Marie Armstrong	18	Daughter	Library Helper	Ohio
36	Robert Armstrong	16	Son	—	Ohio
37	John Armstrong	14	Son	—	Ohio
38	Carl Armstrong	13	Son	—	Ohio
39	Louise Armstrong	12	Daughter	—	Ohio
40	Fred Armstrong	10	Son	—	Ohio

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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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