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William Kerr — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Mahoning-County, Ohio

Our Model Tree links this William Kerr across the 1930 and 1940 US Censuses in Mahoning-County, Ohio (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 7-person household.

Age 23 b. ~1917 Male Son Born: Ohio Single

1940 Census Record Details

Census Year1940
LocationMahoning-County, Ohio
SurnameKerr
Given NameWilliam
Relationship to Headson
SexM
Color / RaceWhite
Age23
Marital StatusSingle
BirthplaceOhio
1935 Residence (City)Petersburg Village
1935 Residence (County)Mahoning
Additional Details
Occupationmilkman
Industryretail route
Class of WorkerPW
Hours Worked48
Income (1939)1040
Highest GradeH-3
1935 ResidenceSame house
Birth StateOhio
Birth CountryUnited States
Birthplace (normalized)ohio
OccupationMilkman
Township / WardPetersburg Village
Est. Birth Year~1917

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.

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

Name Relation to head Relative to William Age Birth yr
Betty Kerr Daughter — 14 ~1926
Bertha Kerr Spouse — 45 ~1895
Dorothy Kerr Daughter — 18 ~1922
Glenn Kerr Head — 44 ~1896
William Kerr Son — 23 ~1917
Allen Kerr Son — 25 ~1915
Bertha Allen Other — 76 ~1864

Census Appearances

1930
Mahoning, Ohio
Son, age 12
Mahoning, Ohio · implied b. ~1918 — 5 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Kerr
Given Name William
Relationship to Head Son
Sex M
Color / Race White
Age 12
Marital Status Single
Birthplace Ohio
Father's Birthplace Ohio
Mother's Birthplace Pennsylvania
Can Read/Write Yes
Birth State Ohio
Birth Country United States
Birthplace (normalized) ohio
1940
Mahoning-County, Ohio
Son, age 23
Mahoning-County, Ohio · implied b. ~1917 — 7 household members
Surname Kerr
Given Name William
Relationship to Head son
Sex M
Color / Race White
Age 23
Marital Status Single
Birthplace Ohio
1935 Residence (City) Petersburg Village
1935 Residence (County) Mahoning
Occupation milkman
Industry retail route
Class of Worker PW
Hours Worked 48
Income (1939) 1040
Highest Grade H-3
1935 Residence Same house
Birth State Ohio
Birth Country United States
Birthplace (normalized) ohio

Model Tree

An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Linked across censuses
Our Model Tree links William Kerr across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Kerr
Son · 1940 · age 23 · b. ~1917 · Ohio
★ You are viewing this record
Sibling
Betty Kerr
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Allen Kerr
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Kerr
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1940 US Federal Census — Mahoning-County, Ohio Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03109-00965)

Line Name Age Relation Occupation Birthplace
41 Betty Wentz 20 wife Labor Ohio
42 Andrew Hamilton 32 head Semi-Skilled Pennsylvania
43 Maxine Hamilton 27 wife None Pennsylvania
44 Joyce Hamilton 4 daughter — Pennsylvania
45 Ellen Eckert 67 mother-in-law None Pennsylvania
46 Orvill Lueck 26 head Minister Minnesota
47 Amanda Lueck 50 mother None Wisconsin
48 Norman Holland 38 head None Ohio
49 Viola Holland 29 wife None Ohio
50 Albert Holland 10 son — Ohio
51 Ruby Holland 8 daughter — Ohio
52 Jean Holland 3 son — Ohio
53 James Knesal 78 head Farmer Ohio
54 Mary Knesal 72 wife None Ohio
55 William Mcneese 75 head Blacksmith Ohio
56 Roy Gibson 38 head Farm Hand Virginia
57 Anna Gibson 34 wife None Virginia
58 Tyler Gibson 15 son None Ohio
59 Glenn Gibson 14 son None Ohio
60 Laura Gibson 12 daughter — Ohio
61 Elaine Gibson 8 daughter — Ohio
62 Robert Gibson 6 son — Ohio
63 Janice Gibson 3 daughter — Ohio
64 Betty Gibson 1 daughter — Ohio
65 Lavina Raynes 74 mother-in-law None Virginia
66 Glenn Kerr 44 head Salesman Pennsylvania
67 Bertha Kerr 45 wife None Pennsylvania
68 Allen Kerr 25 son Laborer Ohio
69 William Kerr THIS PERSON 23 son Milkman Ohio
70 Dorothy Kerr 18 daughter None Ohio
71 Betty Kerr 14 daughter None Ohio
72 Bertha Allen 76 mother-in-law Day Laborer Pennsylvania
73 Nancy Wilson 79 head None Pennsylvania
74 Edith Wilson 72 sister None Ohio
75 Anna Sellars 43 head Cook Pennsylvania
76 Marian Sellars 12 daughter — Ohio
77 David Gillie 33 brother Non-Skill Laborer Pennsylvania
78 Ann Gillie 44 sister-in-law None Pennsylvania
79 George Keebler 50 head Laborer Ohio
80 Walter Keebler 50 brother None Ohio

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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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