Lucy Brown — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Wayne-County, Michigan

Our Model Tree links this Lucy Brown across the 1920, 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1899), then head of a 4-person household.

Age 41 b. ~1899 Female Spouse Born: Ohio Married

1940 Census Record Details

Census Year	1940
Location	Wayne-County, Michigan
Surname	Brown
Given Name	Lucy
Relationship to Head	Wife
Sex	F
Color / Race	Black
Age	41
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Detroit City
1935 Residence (County)	Wayne
Additional Details
Highest Grade	No 8
1935 Residence	Same place
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio
Township / Ward	Detroit City
Est. Birth Year	~1899

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 Lucy	Age	Birth yr
Opal Alexander	Daughter	—	20	~1920
Frank Brown	Head	—	43	~1897
Arthur Alexander	Other	—	26	~1914
Lucy Brown	Spouse	—	41	~1899

Census Appearances

1920

Wayne, Michigan

Spouse, age 21

Wayne, Michigan · implied b. ~1899 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Brown
Given Name	Lucy
Relationship to Head	Wife
Sex	F
Color / Race	Black
Age	21
Marital Status	Married
Birthplace	Ohio
Naturalization Status	Alien
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

Wayne, Michigan

Spouse, age 29

Wayne, Michigan · implied b. ~1901 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Brown
Given Name	Lucy
Relationship to Head	Wife
Sex	F
Color / Race	Black
Age	29
Marital Status	Married
Birthplace	Ohio
Age at First Marriage	15
Father's Birthplace	Ohio
Mother's Birthplace	Ohio
Can Read/Write	Yes
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1940

Wayne-County, Michigan

Spouse, age 41

Wayne-County, Michigan · implied b. ~1899 — 4 household members

Surname	Brown
Given Name	Lucy
Relationship to Head	Wife
Sex	F
Color / Race	Black
Age	41
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Detroit City
1935 Residence (County)	Wayne
Highest Grade	No 8
1935 Residence	Same place
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

Model Tree

Linked across censuses

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

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This person

Anchor record

Lucy Brown

Spouse · 1940 · age 41 · b. ~1899 · 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 — Wayne-County, Michigan Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01847-00197)

Line	Name	Age	Relation	Occupation	Birthplace
41	Isaac Cook	44	Head	Coremaker	Alabama
42	Willie Cook	46	Wife	—	Alabama
43	Thomas Cook	20	Son	Production Line	Alabama
44	Virgy Lee Cook	22	Dau-in-law	—	Tennessee
45	Thomas Cook	49	Brother	Laborer	Alabama
46	Willie Low	31	Head	Laborer	Georgia
47	Arlie Low	24	Wife	—	Georgia
48	John Low	10	Son	—	Georgia
49	Willie Jr Low	9	Son	—	Georgia
50	Henry Low	8	Son	—	Georgia
51	Freddie Low	4	Son	—	Michigan
52	Barbara Low	3	Daughter	—	Michigan
53	Tommy Johnson	16	Step-son	—	Georgia
54	Lilly Johnson	13	Step-daughter	—	Georgia
55	Wales Thomas	30	Lodger	Laborer	Georgia
56	Willie Thomas	28	Lodger's wife	—	Georgia
57	Waldo Jr Thomas	13	Son	—	Georgia
58	Ray Williams	45	Head	Production Line	Alabama
59	Rose Williams	39	Wife	—	Alabama
60	Raif Williams	12	Son	—	Alabama
61	Milton Christian	33	Lodger	Garage Attendant	Alabama
62	Alberta Christian	30	Lodger's wife	—	Alabama
63	Alberta Christian	5	Daughter	—	Alabama
64	Stanley Christian	1	Son	—	Michigan
65	Elia Wily	65	Head	Garbage Collector	Georgia
66	Betty Wily	63	Wife	—	Georgia
67	Doyle Wily	21	Son	Auto Mechanic	Georgia
68	Sarah Wily	18	Daughter	—	Georgia
69	Dorothy Wily	14	Daughter	—	Michigan
70	Frank Brown	43	Head	Coremaker	Ohio
71	Lucy Brown THIS PERSON	41	Wife	—	Ohio
72	Arthur Alexander	26	Son-in-law	Crane Hooker	Michigan
73	Opal Alexander	20	Daughter	—	Michigan
74	Georgia L Ward	43	Head	—	Alabama
75	Betty Mae Ward	10	Daughter	—	Michigan
76	Ellis Mcclain	41	Lodger	Production Line	Tennessee
77	Fanny Dupree	37	Head	—	Georgia
78	Gladys Dupree	22	Daughter	—	Georgia
79	Margurite Dupree	20	Daughter	—	Georgia
80	Dora Dupree	18	Daughter	—	Georgia

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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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