Frank Frank — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Cook-County, Illinois

Our Model Tree links this Frank Frank across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1911), then head of a 5-person household.

Age 29 b. ~1911 Male Son Born: Illinois Single

1940 Census Record Details

Census Year	1940
Location	Cook-County, Illinois
Surname	Frank
Given Name	Frank
Relationship to Head	Son
Sex	M
Color / Race	White
Age	29
Marital Status	Single
Birthplace	Illinois
1935 Residence (City)	Chicago City
1935 Residence (County)	Cook
Additional Details
Occupation	Assembler
Industry	Electrical Appliances
Class of Worker	PW
Hours Worked	65
Income (1939)	496
Highest Grade	8
1935 Residence	Same place
Birth State	Illinois
Birth Country	United States
Birthplace (normalized)	illinois
Occupation	Assembler
Township / Ward	Chicago City
Est. Birth Year	~1911

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 Frank	Age	Birth yr
Louis Frank	Son	—	35	~1905
George Frank	Son	—	33	~1907
Frank Frank	Son	—	29	~1911
Anna Frank	Spouse	—	68	~1872
Joseph Frank	Head	—	65	~1875

Census Appearances

1930

Cook, Illinois

Son, age 19

Cook, Illinois · implied b. ~1911 — 7 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Frank
Given Name	Frank
Relationship to Head	Son
Sex	M
Color / Race	White
Age	19
Marital Status	Single
Birthplace	Illinois
Father's Birthplace	Jugoslavia
Mother's Birthplace	Jugoslavia
Occupation	Clerk
Industry	Furniture Store
Class of Worker	W
Can Read/Write	Yes
Birth State	Illinois
Birth Country	United States
Birthplace (normalized)	illinois

1940

Cook-County, Illinois

Son, age 29

Cook-County, Illinois · implied b. ~1911 — 5 household members

Surname	Frank
Given Name	Frank
Relationship to Head	Son
Sex	M
Color / Race	White
Age	29
Marital Status	Single
Birthplace	Illinois
1935 Residence (City)	Chicago City
1935 Residence (County)	Cook
Occupation	Assembler
Industry	Electrical Appliances
Class of Worker	PW
Hours Worked	65
Income (1939)	496
Highest Grade	8
1935 Residence	Same place
Birth State	Illinois
Birth Country	United States
Birthplace (normalized)	illinois

Model Tree

Linked across censuses

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

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This person

Anchor record

Frank Frank

Son · 1940 · age 29 · b. ~1911 · Illinois

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Sibling

Louis Frank

Sibling · 1940 · age 35

Source co-child of head (derived)

● Co-child · derived · ~0.88

Sibling

George Frank

Sibling · 1940 · age 33

Source co-child of head (derived)

● Co-child · derived · ~0.88

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

Original Census Page

1940 US Federal Census — Cook-County, Illinois Open full size

Page Contents

38 people indexed on this census page (nara:1940:m-t0627-00962-00181)

Line	Name	Age	Relation	Occupation	Birthplace
41	Michael Ritis	26	Head	Proprietor	Illinois
42	Ann Ritis	23	Wife	—	Illinois
43	Michael Ferko	27	Head	Sandblaster	Czecho-Slovakia
44	Josephine Ferko	25	Wife	—	Illinois
45	Clementine Dochterman	44	Head	—	Illinois
46	Joseph Frank	65	Head	Tool & Die Maker	Czecho-Slovakia
47	Anna Frank	68	Wife	—	Czecho-Slovakia
48	Louis Frank	35	Son	—	Illinois
49	George Frank	33	Son	Trucker	Illinois
50	Frank Frank THIS PERSON	29	Son	Assembler	Illinois
51	Frank Sekira	35	Head	Salesman	Illinois
52	Lillian Sekira	34	Wife	—	Illinois
53	Charles Sekira	19	Son	—	Illinois
54	Elmer Sekira	10	Son	—	Illinois
55	Rosemary Sekira	3	Daughter	—	Illinois
56	John M. Varko	28	Head	Acetylene Welder	Illinois
57	Anna Varko	27	Wife	—	Illinois
58	Meta Musser	48	Head	Social Worker	Iowa
59	Genevieve Anderson	26	Guest	Nurse	Idaho
60	William Coates	24	Guest	Boys Worker	New York
61	Alice Ferron	40	Housekeeper	Housekeeper	Massachusetts
62	Marie Pell	27	Domestic	Home Economist	Illinois
63	Anton Grigonis	57	Head	Watchman	Lithuania
64	Oscar Brandt	54	Lodger	Laborer	Sweden
65	James Pelko	46	Lodger	—	Lithuania
66	Anthony Balchunas	54	Head	Water Tender	Lithuania
67	Eleanor Balchunas	54	Wife	—	Lithuania
68	Eleanor Balchunas	29	Daughter	Stenographer	Illinois
69	Anna Balchunas	25	Daughter	Cashier	Illinois
70	John Balchunas	23	Son	Watchman	Illinois
71	Anthony Balchunas	21	Son	Stock Boy	Illinois
72	Charles Balchunas	19	Son	New Worker	Illinois
73	Charles Balchunas	55	Head	Laborer	Lithuania
74	Joseph Green	57	Head	—	Russia
75	Peter Green	48	Brother	Shipping Clerk	Russia
76	James Williams	44	Head	Peddler	Louisiana
77	Thelma Williams	32	Wife	—	Illinois
78	Henrietta Russell	11	Niece	—	Louisiana

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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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