Mary Ellis — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Walworth-County, Wisconsin

Our Model Tree links this Mary Ellis across the 1920, 1930 and 1940 US Censuses in Walworth-County, Wisconsin (XGBoost, ~Confirmed) — first a head (b.~1853), then head of a 2-person household.

Age 87 b. ~1853 Female Head Born: Wisconsin Widowed

1940 Census Record Details

Census Year	1940
Location	Walworth-County, Wisconsin
Surname	Ellis
Given Name	Mary
Relationship to Head	head
Sex	F
Color / Race	White
Age	87
Marital Status	Widowed
Birthplace	Wisconsin
1935 Residence (City)	Sugar Creek
1935 Residence (County)	Walworth
Additional Details
Highest Grade	No 6
1935 Residence	Same place
Birth State	Wisconsin
Birth Country	United States
Birthplace (normalized)	wisconsin
Township / Ward	Sugar Creek
Est. Birth Year	~1853

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 Ellis	Head	—	87	~1853
Fred Ellis	Son	—	62	~1878

Census Appearances

1920

Walworth, Wisconsin

Other, age 65

Walworth, Wisconsin · implied b. ~1855 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Ellis
Given Name	Mary L
Relationship to Head	Mother
Sex	F
Color / Race	White
Age	65
Marital Status	Widowed
Birthplace	Wisconsin
Father's Birthplace	New York
Mother's Birthplace	New York
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Wisconsin
Birth Country	United States
Birthplace (normalized)	wisconsin

1930

Walworth, Wisconsin

Other, age 74

Walworth, Wisconsin · implied b. ~1856 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Ellis
Given Name	Mary J.
Relationship to Head	Mother
Sex	F
Color / Race	White
Age	74
Marital Status	Widowed
Birthplace	Wisconsin
Age at First Marriage	19
Father's Birthplace	New York
Mother's Birthplace	New York
Can Read/Write	Yes
Birth State	Wisconsin
Birth Country	United States
Birthplace (normalized)	wisconsin

1940

Walworth-County, Wisconsin

Head, age 87

Walworth-County, Wisconsin · implied b. ~1853 — 2 household members

Surname	Ellis
Given Name	Mary
Relationship to Head	head
Sex	F
Color / Race	White
Age	87
Marital Status	Widowed
Birthplace	Wisconsin
1935 Residence (City)	Sugar Creek
1935 Residence (County)	Walworth
Highest Grade	No 6
1935 Residence	Same place
Birth State	Wisconsin
Birth Country	United States
Birthplace (normalized)	wisconsin

Model Tree

Linked across censuses

Our Model Tree links Mary Ellis 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 Ellis

Head · 1940 · age 87 · b. ~1853 · Wisconsin

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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 — Walworth-County, Wisconsin Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-04531-01004)

Line	Name	Age	Relation	Occupation	Birthplace
41	Mabel Ellis	54	wife	—	Wisconsin
42	Mary Ellis THIS PERSON	87	head	—	Wisconsin
43	Fred Ellis	62	son	Day Laborer	Wisconsin
44	Claire Weaver	40	head	Farm Laborer	Wisconsin
45	Florence Weaver	45	wife	—	Kansas
46	Gordon Weaver	14	son	—	Illinois
47	Mary Weaver	9	daughter	—	Illinois
48	Harold Toomer	26	head	Milk Trucker	Wisconsin
49	Viola Toomer	25	wife	—	Wisconsin
50	Beverly Toomer	4	daughter	—	Wisconsin
51	Frank Earnest	45	head	Trucker	Wisconsin
52	Lydia Earnest	49	wife	Saleslady	Wisconsin
53	Charles Earnest	28	son	Farm Laborer	Wisconsin
54	Caroline Earnest	16	daughter	—	Wisconsin
55	Colvin Earnest	14	son	—	Wisconsin
56	Albert Pribbenow	58	head	Blacksmith	Wisconsin
57	Floye Pribbenow	42	wife	—	Wisconsin
58	Ernest E. Pribbenow	10	son	—	Wisconsin
59	Harold Brown	34	head	Painter & Dec.	Ohio
60	Dorothy Brown	28	wife	—	Ohio
61	Betty Brown	10	daughter	—	Ohio
62	Jack Brown	9	son	—	Wisconsin
63	Charles Brown	4	son	—	Wisconsin
64	Harold Jr. Brown	2	son	—	Wisconsin
65	Fayette Caul	57	head	Carpenter	Wisconsin
66	Alma Caul	45	wife	—	Wisconsin
67	Willard Caul	20	son	Carpenter	Wisconsin
68	Arlan Caul	17	son	—	Wisconsin
69	Ernest Schornstock	49	head	Farmer	Wisconsin
70	Mammie Schornstock	51	wife	—	Wisconsin
71	Catherine Schornstock	26	daughter	—	Wisconsin
72	Harry Deaver	67	head	Farmer	Wisconsin
73	Inez Deaver	62	wife	—	Wisconsin
74	Russel Neuman	36	head	Farmer	Wisconsin
75	Thelma Neuman	36	wife	—	Illinois
76	Beverly Neuman	12	daughter	—	Wisconsin
77	Barbara Neuman	9	daughter	—	Wisconsin
78	Nancy Neuman	2	daughter	—	Wisconsin
79	Raymond Moore	37	head	Farmer	Wisconsin
80	Inez Moore	38	wife	—	Wisconsin

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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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