Mary Chapman — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Greene-County, Indiana

Our Model Tree links this Mary Chapman across the 1920, 1930 and 1940 US Censuses in Greene-County, Indiana (XGBoost, ~Confirmed) — first a head (b.~1860), then head of a 2-person household.

Age 80 b. ~1860 Female Head Born: Indiana Widowed

1940 Census Record Details

Census Year	1940
Location	Greene-County, Indiana
Surname	Chapman
Given Name	Mary M.
Relationship to Head	Head
Sex	F
Color / Race	White
Age	80
Marital Status	Widowed
Birthplace	Indiana
1935 Residence (City)	Linton City
1935 Residence (County)	Greene
Additional Details
Hours Worked	0
Income (1939)	0
Highest Grade	No 7
1935 Residence	Same House
Birth State	Indiana
Birth Country	United States
Birthplace (normalized)	indiana
Township / Ward	Linton City
Est. Birth Year	~1860

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.

2 people recorded at the same address in the 1940 census.

Name	Relation to head	Relative to Mary	Age	Birth yr
Mary Chapman	Head	—	80	~1860
William Chapman	Son	—	57	~1883

Census Appearances

1920

Greene, Indiana

Head, age 60

Greene, Indiana · implied b. ~1860 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Chapman
Given Name	Mary M.
Relationship to Head	Head
Sex	F
Color / Race	White
Age	60
Marital Status	Widowed
Birthplace	Indiana
Father's Birthplace	Kentucky
Mother's Birthplace	Indiana
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Home Owned/Rented	O
Home Free/Mortgaged	F
Birth State	Indiana
Birth Country	United States
Birthplace (normalized)	indiana

1930

Greene, Indiana

Head, age 70

Greene, Indiana · implied b. ~1860 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Chapman
Given Name	Mary M
Relationship to Head	Head
Sex	F
Color / Race	White
Age	70
Marital Status	Widowed
Birthplace	Indiana
Age at First Marriage	18
Father's Birthplace	Indiana
Mother's Birthplace	Indiana
Occupation	none
Can Read/Write	Yes
Home Owned/Rented	O
Home Value / Rent	800
Radio Set	R
Birth State	Indiana
Birth Country	United States
Birthplace (normalized)	indiana

1940

Greene-County, Indiana

Head, age 80

Greene-County, Indiana · implied b. ~1860 — 2 household members

Surname	Chapman
Given Name	Mary M.
Relationship to Head	Head
Sex	F
Color / Race	White
Age	80
Marital Status	Widowed
Birthplace	Indiana
1935 Residence (City)	Linton City
1935 Residence (County)	Greene
Hours Worked	0
Income (1939)	0
Highest Grade	No 7
1935 Residence	Same House
Birth State	Indiana
Birth Country	United States
Birthplace (normalized)	indiana

Model Tree

Linked across censuses

Our Model Tree links Mary Chapman 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 Chapman

Head · 1940 · age 80 · b. ~1860 · 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 — Greene-County, Indiana Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01049-00505)

Line	Name	Age	Relation	Occupation	Birthplace
41	Stanley Lee Morrison	5	Son	—	Indiana
42	James Robert Morrison	3	Son	—	Indiana
43	Mary R. Franklin	68	Head	—	Kentucky
44	Willard G. Franklin	26	Head	Laborer	Indiana
45	Goldie Franklin	23	Wife	—	Indiana
46	Sherrill Don Franklin	3	Son	—	Indiana
47	Joe Smith	56	Head	—	Maryland
48	Bessie Smith	47	Wife	—	Indiana
49	Rose Margaret Smith	22	Daughter	Stenographer	Indiana
50	Joan Smith	13	Daughter	—	Indiana
51	John Barnett	74	Head	—	Missouri
52	Mable Pearl Barnett	64	Wife	—	Missouri
53	Oscar May	46	Head	Laborer	Indiana
54	Eugene May	17	Son	Laborer	Indiana
55	Bryan Branson	51	Head	Proprietor	Indiana
56	Icy Branson	47	Wife	—	Indiana
57	Mary M. Chapman THIS PERSON	80	Head	—	Indiana
58	William Chapman	57	Son	Laborer	Indiana
59	Lydia Alice Denman	81	Head	—	Ohio
60	Henry A. Maddox	67	Head	Laborer	Kentucky
61	Mary E. Maddox	62	Wife	—	Texas
62	Betty Gray	83	Mother-in-law	—	Kentucky
63	Samuel Lynn	24	Head	Stereoscope Operator	Indiana
64	Margaret Lynn	22	Wife	—	Indiana
65	Sybil Joan Lynn	2	Daughter	—	Indiana
66	Elizabeth Ann Lynn	1	Daughter	—	Indiana
67	Hazel Thomas	46	Head	Laborer	Indiana
68	Hazel Thomas	40	Wife	—	Indiana
69	Donald Thomas	15	Son	—	Indiana
70	Sherman Thomas	75	Father	—	Indiana
71	Samuel Medley	51	Head	Laborer	Indiana
72	Lenora Medley	47	Wife	—	Kentucky
73	Donetta Medley	11	Daughter	—	Indiana
74	Otto Powell	54	Head	Laborer	Germany
75	Norma Powell	43	Wife	—	Indiana
76	Edward Powell	25	Son	Laborer	Indiana
77	"""John """"Ab""""""" Powell	20	Son	Night Guard	Indiana
78	Jacob Powell	73	Head	—	Germany
79	Andrew Powell	49	Son	Laborer	Germany
80	Annie Powell	43	Niece	—	Indiana

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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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