Julia Martin — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Cook-County, Illinois

Our Model Tree links this Julia Martin across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1875), then head of a 3-person household.

Age 65 b. ~1875 Female Head Born: Illinois Widowed

1940 Census Record Details

Census Year	1940
Location	Cook-County, Illinois
Surname	Martin
Given Name	Julia
Relationship to Head	Head
Sex	F
Color / Race	White
Age	65
Marital Status	Widowed
Birthplace	Illinois
1935 Residence (City)	Chicago City
1935 Residence (County)	Cook
Additional Details
Class of Worker	0
Hours Worked	0
Highest Grade	No 8
1935 Residence	Same Place
Birth State	Illinois
Birth Country	United States
Birthplace (normalized)	illinois
Township / Ward	Chicago City
Est. Birth Year	~1875

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 Julia	Age	Birth yr
Ralph Martin	Son	—	38	~1902
Julia Martin	Head	—	65	~1875
Catherine Martin	Daughter	—	35	~1905

Census Appearances

1920

Cook, Illinois

Spouse, age 45

Cook, Illinois · implied b. ~1875 — 7 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Martin
Given Name	Julia
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	45
Marital Status	Married
Birthplace	Illinois
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Occupation	none
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Illinois
Birth Country	United States
Birthplace (normalized)	illinois

1930

Cook, Illinois

Spouse, age 56

Cook, Illinois · implied b. ~1874 — 10 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Martin
Given Name	Julia
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	56
Marital Status	Married
Birthplace	Illinois
Age at First Marriage	21
Father's Birthplace	Germany
Mother's Birthplace	Illinois
Occupation	none
Can Read/Write	Yes
Birth State	Illinois
Birth Country	United States
Birthplace (normalized)	illinois

1940

Cook-County, Illinois

Head, age 65

Cook-County, Illinois · implied b. ~1875 — 3 household members

Surname	Martin
Given Name	Julia
Relationship to Head	Head
Sex	F
Color / Race	White
Age	65
Marital Status	Widowed
Birthplace	Illinois
1935 Residence (City)	Chicago City
1935 Residence (County)	Cook
Class of Worker	0
Hours Worked	0
Highest Grade	No 8
1935 Residence	Same Place
Birth State	Illinois
Birth Country	United States
Birthplace (normalized)	illinois

Model Tree

Linked across censuses

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

Show:

This person

Anchor record

Julia Martin

Head · 1940 · age 65 · b. ~1875 · Illinois

★ 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 — Cook-County, Illinois Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-00927-00612)

Line	Name	Age	Relation	Occupation	Birthplace
41	Mary Mittelman	57	Wife	—	Russia
42	Milo Laland	52	Head	Salesman	Lithuania
43	Rose Laland	45	Wife	—	Poland
44	Cyril Laland	24	Son	Clerk	Illinois
45	Dorothy Laland	18	Daughter	—	Illinois
46	Barbara Black	22	Cousin	Typist	Illinois
47	Morris Hanberg	33	Head	Bartender	Poland
48	Esther Hanberg	35	Wife	—	Massachusetts
49	Rebecca Hanberg	6	Daughter	—	Illinois
50	Charles Hanberg	3	Son	—	Illinois
51	George Lukinich	63	Father-in-law	—	Russia
52	Lola Lukinich	23	Maid	Maid	Illinois
53	Charles F. Wright	39	Head	Clerk	Missouri
54	Bessie Wright	39	Wife	—	Missouri
55	Maxine Wright	16	Daughter	—	Missouri
56	Margaret Mackenzie	36	Head	Nurse	English-Canada
57	Mary A. Glenn	35	Partner	Nurse	Illinois
58	Maude Sanson	65	Partner	—	Illinois
59	Carswell Lunn	47	Head	Salesman	Georgia
60	Helen Lunn	45	Wife	—	Pennsylvania
61	Jane Lunn	14	Daughter	—	Pennsylvania
62	Rubin Robins	35	Head	Salesman	Illinois
63	Bertha Robins	35	Wife	—	Illinois
64	Harriet Robins	13	Daughter	—	Illinois
65	Edwin Robins	9	Son	—	Illinois
66	Harry Pollyea	62	Head	Tailor	Russia
67	Bertha Pollyea	63	Wife	—	Russia
68	Julia Martin THIS PERSON	65	Head	—	Illinois
69	Ralph M. Martin	38	Son	Bartender	Illinois
70	Catherine Martin	35	Daughter	Typist	Illinois
71	Margaret Jeanfils	44	Head	Housekeeper	Irish Free State
72	Marie Jeanfils	20	Daughter	Typist	Illinois
73	Matthew Jeanfils	49	Husband	Accountant	France
74	William Moore	29	Head	Accountant	N. Carolina
75	Florence Moore	27	Wife	—	N. Carolina
76	Barbara Moore	1	Daughter	—	Illinois
77	Edward Van Develd	29	Head	Salesman	Illinois
78	Dorothy Van Develd	25	Wife	—	Illinois
79	Evan Simpson	41	Head	Police	Illinois
80	Pearl Simpson	40	Wife	—	Illinois

Search for Julia Martin

All Julia Martin Census Records Discover Martin Family Tree

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)

Report inaccurate data