Robert Day — 1940 US Census Record

Model Tree available

1940 United States Federal Census · Johnson-County, Indiana

Our Model Tree links this Robert Day across the 1920, 1930 and 1940 US Censuses in Johnson-County, Indiana (XGBoost, ~Confirmed), with identified parents Alex & Pearl — first a head (b.~1908), then head of a 3-person household.

Age 32 b. ~1908 Male Head Born: Indiana Married

1940 Census Record Details

Census Year	1940
Location	Johnson-County, Indiana
Surname	Day
Given Name	Robert
Relationship to Head	Head
Sex	M
Color / Race	White
Age	32
Marital Status	Married
Birthplace	Indiana
1935 Residence (County)	Johnson
Additional Details
Occupation	40
Industry	Clerk
Class of Worker	Indep. Oil Union Railway
Highest Grade	Hs 3
1935 Residence	Same place
Birth State	Indiana
Birth Country	United States
Birthplace (normalized)	indiana
Occupation	40
Township / Ward	Smiths Valley
Est. Birth Year	~1908

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 Robert	Age	Birth yr
Sandra Day	Son	—	1	~1939
Mary Day	Spouse	—	23	~1917
Robert Day	Head	—	32	~1908

Census Appearances

1920

Marion, Indiana

Son, age 11

Marion, Indiana · implied b. ~1909 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Day
Given Name	Robert E.
Relationship to Head	Son
Sex	M
Color / Race	White
Age	11
Marital Status	Single
Birthplace	Indiana
Father's Birthplace	Indiana
Mother's Birthplace	Indiana
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Indiana
Birth Country	United States
Birthplace (normalized)	indiana

1930

Marion, Indiana

Head, age 22

Marion, Indiana · implied b. ~1908 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Day
Given Name	Robert L.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	22
Marital Status	Married
Birthplace	Indiana
Age at First Marriage	17
Father's Birthplace	Indiana
Mother's Birthplace	Indiana
Occupation	Train Director
Industry	I.U. Ry.
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	O
Home Value / Rent	4000
Birth State	Indiana
Birth Country	United States
Birthplace (normalized)	indiana

1940

Johnson-County, Indiana

Head, age 32

Johnson-County, Indiana · implied b. ~1908 — 3 household members

Surname	Day
Given Name	Robert
Relationship to Head	Head
Sex	M
Color / Race	White
Age	32
Marital Status	Married
Birthplace	Indiana
1935 Residence (County)	Johnson
Occupation	40
Industry	Clerk
Class of Worker	Indep. Oil Union Railway
Highest Grade	Hs 3
1935 Residence	Same place
Birth State	Indiana
Birth Country	United States
Birthplace (normalized)	indiana

Model Tree

Model Tree available

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

Show:

Gen 1 Parents confidence ≈ 0.92

Father

Alex Day

b. ~1862

Source father

● Household · direct · ~0.92

Mother

Pearl Day

b. ~1875

Source mother

● Household · direct · ~0.92

This person

Anchor record

Robert Day

Head · 1940 · age 32 · b. ~1908 · Indiana

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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 — Johnson-County, Indiana Open full size

Page Contents

39 people indexed on this census page (nara:1940:m-t0627-01059-00603)

Line	Name	Age	Relation	Occupation	Birthplace
1	William H. Sutton	2	Son	—	Indiana
2	James E. Berry	65	Head	40	Indiana
4	Fred Doty	50	Head	40	Indiana
5	Matrona Doty	50	Wife	—	Illinois
6	James Doty	26	Son	40	Illinois
7	Mary Doty	24	Daughter	—	Indiana
8	Thomas Doty	22	Son	—	Indiana
9	Robert Day THIS PERSON	32	Head	40	Indiana
10	Mary Day	23	Wife	—	Indiana
11	Sandra Day	1	Son	—	Indiana
12	Nettie Berry	63	Head	—	Indiana
13	Howard Robinson	25	Head	40	Indiana
14	Virginia Robinson	22	Wife	—	Indiana
15	Shirley Robinson	2	Daughter	—	Indiana
16	Donnell Sutton	28	Head	40	Indiana
17	Thelma Sutton	26	Wife	—	Indiana
18	Joyce Sutton	4	Daughter	—	Indiana
19	Altha Ellis	70	Head	—	Indiana
20	George Sutton	40	Head	60	Indiana
21	Luvina Sutton	40	Wife	—	Indiana
22	Hazel Sutton	20	Daughter	—	Indiana
23	Forrest Sutton	15	Son	—	Indiana
24	Maurice Sutton	12	Son	—	Indiana
25	Lewis Dillman	79	Head	—	Indiana
26	Vester Hinds	44	Head	40	Kentucky
27	Mary Hinds	41	Wife	—	Kentucky
28	Lucille Hinds	16	Daughter	—	Indiana
29	William Hiatt	57	Head	40	Indiana
30	Mary Hiatt	45	Wife	—	Indiana
31	James Hiatt	26	Son	40	Indiana
32	Mary Mae Hiatt	20	Daughter-in-law	25	Indiana
33	Byron Sutton	39	Head	50	Indiana
34	Marie Sutton	39	Wife	—	Indiana
35	Virginia Sutton	15	Daughter	—	Indiana
36	Richard Sutton	13	Son	—	Indiana
37	Barbara Sutton	11	Daughter	—	Indiana
38	Merrill Sutton	9	Son	—	Indiana
39	Herschell Sutton	4	Son	—	Indiana
40	Leslie C. Corn	66	Head	40	Kentucky

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Pedigree Summary

Robert

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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