Lula Cook — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Genesee-County, Michigan

Our Model Tree links this Lula Cook across the 1920, 1930 and 1940 US Censuses in Genesee-County, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1893), then head of a 5-person household.

Age 47 b. ~1893 Female Spouse Born: Michigan Married

1940 Census Record Details

Census Year	1940
Location	Genesee-County, Michigan
Surname	Cook
Given Name	Lula M
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	47
Marital Status	Married
Birthplace	Michigan
1935 Residence (City)	Flint
1935 Residence (County)	Genesee
Additional Details
Highest Grade	No 8
1935 Residence	Same House
Birth State	Michigan
Birth Country	United States
Birthplace (normalized)	michigan
Township / Ward	Flint
Est. Birth Year	~1893

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 Lula	Age	Birth yr
William Cook	Head	—	53	~1887
Ralph Cook	Son	—	21	~1919
George Cook	Son	—	16	~1924
Lula Cook	Spouse	—	47	~1893
Robert Cook	Son	—	4	~1936

Census Appearances

1920

Genesee, Michigan

Spouse, age 28

Genesee, Michigan · implied b. ~1892 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Cook
Given Name	Lola M.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	28
Marital Status	Married
Birthplace	Michigan
Father's Birthplace	Michigan
Mother's Birthplace	Michigan
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Michigan
Birth Country	United States
Birthplace (normalized)	michigan

1930

Genesee, Michigan

Spouse, age 38

Genesee, Michigan · implied b. ~1892 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Cook
Given Name	Lola M
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	38
Marital Status	Married
Birthplace	Michigan
Age at First Marriage	16
Father's Birthplace	Michigan
Mother's Birthplace	Michigan
Occupation	none
Can Read/Write	Yes
Birth State	Michigan
Birth Country	United States
Birthplace (normalized)	michigan

1940

Genesee-County, Michigan

Spouse, age 47

Genesee-County, Michigan · implied b. ~1893 — 5 household members

Surname	Cook
Given Name	Lula M
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	47
Marital Status	Married
Birthplace	Michigan
1935 Residence (City)	Flint
1935 Residence (County)	Genesee
Highest Grade	No 8
1935 Residence	Same House
Birth State	Michigan
Birth Country	United States
Birthplace (normalized)	michigan

Model Tree

Linked across censuses

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

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This person

Anchor record

Lula Cook

Spouse · 1940 · age 47 · b. ~1893 · Michigan

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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 — Genesee-County, Michigan Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01895-00304)

Line	Name	Age	Relation	Occupation	Birthplace
41	Robert I Dailey	23	Head	Radio Repair	Michigan
42	Agatha E Dailey	22	Wife	—	Arkansas
43	Esther E Tickner	58	Head	Roomers & Boarders	Michigan
44	Harrison Borie	50	Brother	—	Michigan
45	Donald Brighty	54	Border	Salesman	England
46	Victor P Hibbeln	32	Border	Inspector	Michigan
47	Asley D Martin	25	Border	Plant Man	Michigan
48	Thomas A Pope	27	Boarder	Contact Man	Illinois
49	Charles F Blackstone	72	Head	—	Ohio
50	Lizzie Blackstone	68	Wife	—	Michigan
51	Orvin E Elwood	49	Head	Traveling Salesman	Michigan
52	Ethel M Elwood	44	Wife	—	Michigan
53	Virginia E Elwood	14	Daughter	—	Michigan
54	William K Marshall	50	Head	Foreman	Virginia
55	Bertha O Marshall	47	Wife	—	Ohio
56	Monte K Marshall	15	Son	—	Michigan
57	Ann Macpherson	66	Head	Ass'T Sec'Y To Treasurer	Canada
58	Mary H Dukes	60	Cousin	Housekeeper	Michigan
59	David J Hart	69	Head	Clerk	Michigan
60	S Caroline Hart	71	Wife	—	Germany
61	Virgil D Peck	36	Head	Upholsterer	Michigan
62	Lois Peck	36	Wife	Teacher	Michigan
63	Bertha Bachman	57	Head	—	Michigan
64	Pearl R Thompson	30	Son-in-law	Parts Service	Indiana
65	Zana M Thompson	24	Daughter	—	Michigan
66	Marlene A Thompson	5	Granddaughter	—	Michigan
67	John Ogwellen	42	Boarder Roomer	Machine Repair	Germany
68	William F Cook	53	Head	Clerk	Michigan
69	Lula M Cook THIS PERSON	47	Wife	—	Michigan
70	Ralph W Cook	21	Son	—	Michigan
71	George H Cook	16	Son	—	Michigan
72	Robert N Cook	4	Son	—	Michigan
73	Emma R Spiegel	65	Head	—	Michigan
74	Lucille H White	22	Head	Waitress	Canada
75	Beatrice I White	21	Sister	Waitress	Canada
76	Paul Kenaw	25	Non Resident	—	Michigan
77	—	None	Resident	—	—
78	Connie C Tankersley	32	Head	Worker	Missouri
79	Catherine C Tankersley	31	Wife	—	Michigan
80	Kathryn J Tankersley	12	Daughter	—	Michigan

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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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