Mary Washington — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Jefferson-County, Kentucky

Our Model Tree links this Mary Washington across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 3-person household.

Age 46 b. ~1894 Female Spouse Born: Kentucky Married

1940 Census Record Details

Census Year	1940
Location	Jefferson-County, Kentucky
Surname	Washington
Given Name	Mary E
Relationship to Head	Wife
Sex	F
Color / Race	Black
Age	46
Marital Status	Married
Birthplace	Kentucky
1935 Residence (City)	Louisville City
1935 Residence (County)	Jefferson
Additional Details
Class of Worker	0
Highest Grade	8
1935 Residence	Same Place
Birth State	Kentucky
Birth Country	United States
Birthplace (normalized)	kentucky
Township / Ward	Louisville City
Est. Birth Year	~1894

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
Margaret Washington	Daughter	—	45	~1895
Jesse Washington	Head	—	46	~1894
Mary Washington	Spouse	—	46	~1894

Census Appearances

1920

Jefferson, Kentucky

Other, age 26

Jefferson, Kentucky · implied b. ~1894 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Washington
Given Name	Mary
Relationship to Head	Housekeeper
Sex	F
Color / Race	Black
Age	26
Marital Status	Single
Birthplace	Kentucky
Father's Birthplace	Kentucky
Mother's Birthplace	Kentucky
Occupation	none
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Kentucky
Birth Country	United States
Birthplace (normalized)	kentucky

1930

Jefferson, Kentucky

Other, age 38

Jefferson, Kentucky · implied b. ~1892 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Washington
Given Name	Mary
Relationship to Head	Lodger
Sex	F
Color / Race	Black
Age	38
Marital Status	Single
Birthplace	Kentucky
Father's Birthplace	Kentucky
Mother's Birthplace	Kentucky
Occupation	Laundress
Industry	At home
Class of Worker	W
Can Read/Write	Yes
Birth State	Kentucky
Birth Country	United States
Birthplace (normalized)	kentucky

1940

Jefferson-County, Kentucky

Spouse, age 46

Jefferson-County, Kentucky · implied b. ~1894 — 3 household members

Surname	Washington
Given Name	Mary E
Relationship to Head	Wife
Sex	F
Color / Race	Black
Age	46
Marital Status	Married
Birthplace	Kentucky
1935 Residence (City)	Louisville City
1935 Residence (County)	Jefferson
Class of Worker	0
Highest Grade	8
1935 Residence	Same Place
Birth State	Kentucky
Birth Country	United States
Birthplace (normalized)	kentucky

Model Tree

Linked across censuses

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

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This person

Anchor record

Mary Washington

Spouse · 1940 · age 46 · b. ~1894 · Kentucky

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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 — Jefferson-County, Kentucky Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01367-00448)

Line	Name	Age	Relation	Occupation	Birthplace
1	Leon Smith	18	Son	Resort Worker	Ohio
2	Seth Owens	42	Head	—	Kentucky
3	Elbee Owens	35	Son	Laborer	Kentucky
4	Pearl Woods	30	Daughter	—	Kentucky
5	Earl Owens	9	Son	—	Kentucky
6	Nancy Owens	15	Granddaughter	—	Kentucky
7	Edith Owens	14	Granddaughter	—	Kentucky
8	Anna Merriweather	43	Daughter	—	Kentucky
9	Virgil Moss	35	Head	Laborer	Kentucky
10	Bertha Moss	30	Wife	—	Kentucky
11	Sylvester Moss	17	Son	—	Kentucky
12	Clarence Moss	15	Son	—	Kentucky
13	Lizzie Graham	54	Head	—	Kentucky
14	Georgetta Graham	29	Daughter	—	Kentucky
15	Ishea White	62	Head	Laborer	Kentucky
16	Isabella French	42	Head	—	Tennessee
17	Millie French	80	Mother	—	Tennessee
18	Barnolia Carr	48	Head	Nurse	Kentucky
19	Jesse Washington	46	Head	—	Kentucky
20	Mary E Washington THIS PERSON	46	Wife	—	Kentucky
21	Margaret Washington	45	Daughter	—	Kentucky
22	John Rogers	43	Head	Carpenter	Kentucky
23	Lina Rogers	42	Wife	—	Kentucky
24	John Jr Rogers	10	Son	—	Kentucky
25	Theresa Rogers	8	Daughter	—	Kentucky
26	Barbara Rogers	5	Daughter	—	Kentucky
27	Jannie Brooks	73	Head	—	Kentucky
28	Stuart Brooks	51	Son	Teamster	Kentucky
29	Mary Brownlow	63	Head	—	Kentucky
30	Muriel Temple	70	Head	Porter	Kentucky
31	Malissa Brown	70	Lodger	—	Kentucky
32	Lawson Washington	34	Head	Chauffeur	Tennessee
33	Gladys Washington	23	Wife	Messenger	Tennessee
34	Patella Washington	10	Daughter	—	Kentucky
35	Robert Washington	8	Son	—	Kentucky
36	Frank Montgomery	65	Head	Laborer	Louisiana
37	Marie Montgomery	52	Wife	—	Kentucky
38	James Moore	51	Head	Porter	Kentucky
39	Bessie Moore	47	Wife	—	Kentucky
40	Violet Woolfolk	44	Head	Attendant	Kentucky

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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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