Rosa Davis — 1940 US Census Record

Model Tree available

1940 United States Federal Census · Jefferson-County, Alabama

Our Model Tree links this Rosa Davis across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Alabama (XGBoost, ~Confirmed), with identified parents Estelle & Spencer — first a spouse (b.~1920), then head of a 3-person household.

Age 20 b. ~1920 Female Spouse Born: Alabama Married

1940 Census Record Details

Census Year	1940
Location	Jefferson-County, Alabama
Surname	Davis
Given Name	Rosa
Relationship to Head	Wife
Sex	F
Color / Race	Black
Age	20
Marital Status	Married
Birthplace	Alabama
1935 Residence (City)	Birmingham city
1935 Residence (County)	Jefferson
Additional Details
Class of Worker	0
Highest Grade	No 5
1935 Residence	Same place
Birth State	Alabama
Birth Country	United States
Birthplace (normalized)	alabama
Township / Ward	Birmingham City
Est. Birth Year	~1920

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 Rosa	Age	Birth yr
Caroline Davis	Daughter	—	4	~1936
Robert Davis	Head	—	23	~1917
Rosa Davis	Spouse	—	20	~1920

Census Appearances

1920

Jefferson, Alabama

Daughter, age 1

Jefferson, Alabama · implied b. ~1919 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Davis
Given Name	Rosa
Relationship to Head	Daughter
Sex	F
Color / Race	Black
Age	1
Marital Status	Single
Birthplace	Alabama
Father's Birthplace	Alabama
Mother's Birthplace	Alabama
Speaks English	none
Birth State	Alabama
Birth Country	United States
Birthplace (normalized)	alabama

1930

Jefferson, Alabama

Daughter, age 12

Jefferson, Alabama · implied b. ~1918 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Davis
Given Name	Rosalee
Relationship to Head	Daughter
Sex	F
Color / Race	Black
Age	12
Marital Status	Single
Birthplace	Alabama
Father's Birthplace	Alabama
Mother's Birthplace	Alabama
Can Read/Write	Yes
Birth State	Alabama
Birth Country	United States
Birthplace (normalized)	alabama

1940

Jefferson-County, Alabama

Spouse, age 20

Jefferson-County, Alabama · implied b. ~1920 — 3 household members

Surname	Davis
Given Name	Rosa
Relationship to Head	Wife
Sex	F
Color / Race	Black
Age	20
Marital Status	Married
Birthplace	Alabama
1935 Residence (City)	Birmingham city
1935 Residence (County)	Jefferson
Class of Worker	0
Highest Grade	No 5
1935 Residence	Same place
Birth State	Alabama
Birth Country	United States
Birthplace (normalized)	alabama

Model Tree

Model Tree available

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

Show:

Gen 1 Parents confidence ≈ 0.92

Mother

Estelle Davis

b. ~1900

Source mother

● Household · direct · ~0.92

Father

Spencer Davis

b. ~1900

Source father

● Household · direct · ~0.92

This person

Anchor record

Rosa Davis

Spouse · 1940 · age 20 · b. ~1920 · Alabama

★ 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 — Jefferson-County, Alabama Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-00096-00859)

Line	Name	Age	Relation	Occupation	Birthplace
41	Eli Brown	22	Brother	Laborer	Alabama
42	Ellie Mae Brown	19	Wife	—	Alabama
43	Willie Winston	44	Head	Janitor	Alabama
44	Lou Lou Winston	52	Wife	—	Alabama
45	Scott Green	26	Head	Laborer	Alabama
46	Bertha Green	22	Wife	—	Alabama
47	Plummer Green	6	Daughter	—	Alabama
48	Ida Lee Green	4	Daughter	—	Alabama
49	Dorothy Mae Green	3	Daughter	—	Alabama
50	Murphy Green	1	Son	—	Alabama
51	Carrie Lou Green	0	Daughter	—	Alabama
52	Joe Mancia	45	Head	Proprietor	Italy
53	Angelina Mancia	42	Wife	—	Louisiana
54	Anthony Mancia	9	Son	—	Alabama
55	Henry Rice	65	Head	—	Alabama
56	Fannie Rice	40	Wife	—	Alabama
57	Robert Williams	15	Son	—	Alabama
58	John Odum	42	Head	Laborer	Alabama
59	Ola Odum	40	Wife	—	Alabama
60	Clarence Odum	16	Son	Laborer	Alabama
61	Robert Odum	9	Son	—	Alabama
62	Robert Davis	23	Head	Laborer	Alabama
63	Rosa Davis THIS PERSON	20	Wife	—	Alabama
64	Caroline Davis	4	Daughter	—	Alabama
65	Archie Barnett	30	Head	Laborer	Alabama
66	George Malone	18	Nephew	Janitor	Alabama
67	Robert Blackmon	38	Head	Laborer	Alabama
68	Hattie Blackmon	38	Wife	—	Alabama
69	Lindsey Mccarter	15	Sister in law	—	Alabama
70	Allen Glover	58	Head	Proprietor	Alabama
71	Ezell Jones	27	Head	Laborer	Mississippi
72	Mable Jones	27	Wife	—	Alabama
73	Melvin Jones	11	Son	—	Alabama
74	Elmer Luck	38	Head	Laborer	Alabama
75	Laura Luck	35	Wife	—	Alabama
76	Earnest Brooks	23	Cousin	Attendant	Alabama
77	Willie Fincher	34	Head	Laborer	Alabama
78	Corine Fincher	30	Wife	—	Alabama
79	Cornelius Fincher	13	Daughter	—	Alabama
80	Mary Elizabeth Fincher	11	Daughter	—	Alabama

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Pedigree Summary

Rosa

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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