Mary Casey — 1940 US Census Record

Model Tree available

1940 United States Federal Census · Jefferson-County, Kentucky

Our Model Tree links this Mary Casey across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed), with identified parents Thomas & Alice — first a spouse (b.~1912), then head of a 3-person household.

Age 28 b. ~1912 Female Spouse Born: Kentucky Married

1940 Census Record Details

Census Year	1940
Location	Jefferson-County, Kentucky
Surname	Casey
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	28
Marital Status	Married
Birthplace	Kentucky
1935 Residence (County)	Jefferson
Additional Details
Industry	H
Class of Worker	0
Highest Grade	C 1
1935 Residence	0
Birth State	Kentucky
Birth Country	United States
Birthplace (normalized)	kentucky
Township / Ward	Louisville City
Est. Birth Year	~1912

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 Mary	Age	Birth yr
Mary Casey	Daughter	—	1	~1939
Robert Casey	Head	—	32	~1908
Mary Casey	Spouse	—	28	~1912

Census Appearances

1920

Jefferson, Kentucky

Daughter, age 7

Jefferson, Kentucky · implied b. ~1913 — 7 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Casey
Given Name	Mary G
Relationship to Head	Daughter
Sex	F
Color / Race	White
Age	7
Marital Status	Single
Birthplace	Kentucky
Father's Birthplace	Kentucky
Mother's Birthplace	Indiana
Speaks English	Yes
Birth State	Kentucky
Birth Country	United States
Birthplace (normalized)	kentucky

1930

Jefferson, Kentucky

Daughter, age 17

Jefferson, Kentucky · implied b. ~1913 — 7 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Casey
Given Name	Mary E.
Relationship to Head	Daughter
Sex	F
Color / Race	White
Age	17
Marital Status	Single
Birthplace	Kentucky
Father's Birthplace	Kentucky
Mother's Birthplace	Indiana
Can Read/Write	Yes
Birth State	Kentucky
Birth Country	United States
Birthplace (normalized)	kentucky

1940

Jefferson-County, Kentucky

Spouse, age 28

Jefferson-County, Kentucky · implied b. ~1912 — 3 household members

Surname	Casey
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	28
Marital Status	Married
Birthplace	Kentucky
1935 Residence (County)	Jefferson
Industry	H
Class of Worker	0
Highest Grade	C 1
1935 Residence	0
Birth State	Kentucky
Birth Country	United States
Birthplace (normalized)	kentucky

Model Tree

Model Tree available

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

Show:

Gen 1 Parents confidence ≈ 0.92

Father

Thomas Casey

b. ~1874

Source father

● Household · direct · ~0.92

Mother

Alice Casey

b. ~1875

Source mother

● Household · direct · ~0.92

This person

Anchor record

Mary Casey

Spouse · 1940 · age 28 · b. ~1912 · Kentucky

★ 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, Kentucky Open full size

Page Contents

39 people indexed on this census page (nara:1940:m-t0627-01376-00454)

Line	Name	Age	Relation	Occupation	Birthplace
1	Lula Bell Treitz	34	Wife	—	Mississippi
2	Henry Altman	40	Head	Retail Shoe Store	Kentucky
3	Anne Altman	37	Wife	—	Arkansas
4	Anne Altman	9	Daughter	—	Arkansas
5	Henry Jr. Altman	3	Son	—	Kentucky
6	Robert Davenport	47	Head	Utilities	Indiana
7	Gertrude Davenport	46	Wife	—	Kentucky
8	Robert Bush Davenport	23	Son	—	Indiana
9	Sue Flor. Davenport	20	Daughter	—	Indiana
10	Marjorie Ruth Davenport	15	Daughter	—	Kentucky
11	Walter Renick	53	Head	Retail Furnishings	Kentucky
12	Anna Renick	54	Wife	—	Kentucky
13	Lucille Renick	28	Daughter	Wholesale Hardware	Kentucky
14	Robert Renick	26	Son	Retail Hardware	Kentucky
15	John H. Graham	62	Head	Oil Refinery	Kentucky
16	Florence C. Graham	67	Sister	—	Kentucky
17	John W. Shindlebower	32	Head	Utilities	Kentucky
18	Tracie Shindlebower	26	Wife	—	Kentucky
19	George Petro	30	Head	Private Practice	Indiana
20	Mary Petro	30	Wife	—	Illinois
21	Noyes Petro	5	Daughter	—	Indiana
22	Catherine Ernwine	76	Head	—	Kentucky
23	George Ernwine	47	Son	—	Kentucky
24	Minnie Hafendorfer	52	Daughter	—	Kentucky
25	Albert Robertson	38	Nephew	Sign Shop	Massachusetts
26	Harry Everson	60	Head	Gas Company	Kentucky
27	Louisa Everson	54	Wife	—	Indiana
28	Harry Jr. Everson	26	Son	Wholesale Tobacco Warehouse	Kentucky
29	Bertha Everson	22	Daughter	Wholesale Paint	Kentucky
30	Rita Jean Everson	14	Daughter	—	Kentucky
31	Robert Casey	32	Head	Automobile	Kentucky
32	Mary Casey THIS PERSON	28	Wife	—	Kentucky
33	Mary Patricia Casey	1	Daughter	—	Kentucky
34	Noble Cunningham	40	Head	Wholesale Glass Manufacturer	Indiana
35	Mae Cunningham	42	Wife	—	Indiana
36	Helen Cunningham	16	Daughter	—	Indiana
37	Noble Jr. Cunningham	13	Son	—	Indiana
38	Jane Ann Cunningham	6	Daughter	—	Kentucky
39	Mary Alice Cunningham	2	Daughter	—	Kentucky

Search for Mary Casey

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Pedigree Summary

Mary

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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