Frank Armstrong — 1940 US Census Record

Model Tree available

1940 United States Federal Census · Knox-County, Ohio

Our Model Tree links this Frank Armstrong across the 1920, 1930 and 1940 US Censuses in Knox-County, Ohio (XGBoost, ~Confirmed), with identified parents Harry & Leah — first a head (b.~1913), then head of a 4-person household.

Age 27 b. ~1913 Male Head Born: Ohio Married

1940 Census Record Details

Census Year	1940
Location	Knox-County, Ohio
Surname	Armstrong
Given Name	Frank L
Relationship to Head	Head
Sex	M
Color / Race	White
Age	27
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Mt Vernon
1935 Residence (County)	Knox
Additional Details
Occupation	Mail Messenger
Industry	Local P. O.
Class of Worker	GW
Hours Worked	55
Income (1939)	952
Highest Grade	Hs 4
1935 Residence	Same Place
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio
Occupation	Mail Messenger
Township / Ward	Mt Vernon
Est. Birth Year	~1913

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.

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

Name	Relation to head	Relative to Frank	Age	Birth yr
Frank Armstrong	Son	—	5	~1935
Patricia Armstrong	Daughter	—	2	~1938
Billa Armstrong	Spouse	—	27	~1913
Frank Armstrong	Head	—	27	~1913

Census Appearances

1920

Knox, Ohio

Son, age 7

Knox, Ohio · implied b. ~1913 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Armstrong
Given Name	Frank D.
Relationship to Head	Son
Sex	M
Color / Race	White
Age	7
Marital Status	Single
Birthplace	Ohio
Father's Birthplace	Ohio
Mother's Birthplace	Ohio
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1930

Knox, Ohio

Son, age 17

Knox, Ohio · implied b. ~1913 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Armstrong
Given Name	Frank D.
Relationship to Head	Son
Sex	M
Color / Race	White
Age	17
Marital Status	Single
Birthplace	Ohio
Father's Birthplace	Ohio
Mother's Birthplace	Ohio
Can Read/Write	Yes
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1940

Knox-County, Ohio

Head, age 27

Knox-County, Ohio · implied b. ~1913 — 4 household members

Surname	Armstrong
Given Name	Frank L
Relationship to Head	Head
Sex	M
Color / Race	White
Age	27
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Mt Vernon
1935 Residence (County)	Knox
Occupation	Mail Messenger
Industry	Local P. O.
Class of Worker	GW
Hours Worked	55
Income (1939)	952
Highest Grade	Hs 4
1935 Residence	Same Place
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

Model Tree

Model Tree available

Our Model Tree links Frank Armstrong across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Harry Armstrong (~0.92 confidence) and mother Leah Armstrong (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.

Show:

Gen 1 Parents confidence ≈ 0.92

Father

Harry Armstrong

b. ~1890

Source father

● Household · direct · ~0.92

Mother

Leah Armstrong

b. ~1890

Source mother

● Household · direct · ~0.92

This person

Anchor record

Frank Armstrong

Head · 1940 · age 27 · b. ~1913 · Ohio

★ You are viewing this record

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

Original Census Page

1940 US Federal Census — Knox-County, Ohio Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03093-00274)

Line	Name	Age	Relation	Occupation	Birthplace
41	Elizabeth R Greer	52	Head	Deputy	Ohio
42	Robert M Greer	21	Son	Salesman	Ohio
43	Lucille M Greer	29	Daughter	Stenographer	Ohio
44	Bertha Benson	32	Head	Inspector	Ohio
45	Eleanor Benson	14	Daughter	—	Ohio
46	Mary Margaret Benson	12	Daughter	—	Ohio
47	William E Turley	34	Head	Office Manager	W. Vir
48	Martha G Turley	25	Wife	—	Ohio
49	William E Turley	6	Son	—	Ohio
50	Robert J Turley	1	Son	—	Ohio
51	James H Shields	39	Head	Sales Engineer	Michigan
52	Ruth S Shields	32	Wife	—	Ohio
53	David S Shields	7	Son	—	Ohio
54	Allen H Shields	3	Son	—	Ohio
55	Robert R Hart	53	Head	Manager	Indiana
56	Alice A Hart	55	Wife	—	Ohio
57	Robert W Hart	20	Son	Student	Ohio
58	Charles E Thorn	64	Head	—	Ohio
59	Laura M Thorn	59	Wife	—	Ohio
60	Clare E Thorn	31	Son	Radio Repair	Ohio
61	Grace Helen Thorn	19	Maid	Gen. H. Work	Ohio
62	Catherine Kaufman	39	Head	Clerk	New York
63	Martha Meyer	47	Lodger	Engineer	Germany
64	J. Lee Burson	54	Head	Salesman Grocery	Ohio
65	Orpha E Burson	55	Wife	—	Ohio
66	Doris V Burson	22	Daughter	Practical Nurse	Ohio
67	Paul K Gilliland	34	Head	Store Keeper	Ohio
68	Dorothy E Gilliland	39	Wife	—	W. Vir
69	Earnest M Goodwin	46	Head	Film Messenger	Penna
70	Blanche P Goodwin	31	Wife	—	Ohio
71	Miriam F Goodwin	10	Daughter	—	Ohio
72	Lucy C Wert	82	H. Keeper	Housekeeper	Ohio
73	Frank L Armstrong THIS PERSON	27	Head	Mail Messenger	Ohio
74	Billa R Armstrong	27	Wife	—	Ill
75	Frank L Jr Armstrong	5	Son	—	Ohio
76	Patricia A Armstrong	2	Daughter	—	Ohio
77	Elizabeth E Clark	85	Head	—	Ohio
78	Clarence R Clark	52	Husband	Contractor	Ohio
79	Mary H Fairchild	30	Roomer	Sales Lady	Ohio
80	—	None	—	12	—

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Pedigree Summary

Frank

Gen 1 · 2 parents ~0.92

Max depth 4 (1900–1950 window)

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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