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William Mack — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Hartford-County, Connecticut

Our Model Tree links this William Mack across the 1930 and 1940 US Censuses in Hartford-County, Connecticut (XGBoost, ~Confirmed) — first a head (b.~1891), then head of a 10-person household.

Age 49 b. ~1891 Male Head Born: Georgia Married

1940 Census Record Details

Census Year1940
LocationHartford-County, Connecticut
SurnameMack
Given NameWilliam
Relationship to HeadHead
SexM
Color / RaceBlack
Age49
Marital StatusMarried
BirthplaceGeorgia
1935 Residence (City)Hartford
1935 Residence (County)Hartford
Additional Details
OccupationYard Man
IndustryCoal Co.
Class of WorkerPW
Hours Worked60
Income (1939)988
Highest Grade1
1935 ResidenceSame House
Birth StateGeorgia
Birth CountryUnited States
Birthplace (normalized)georgia
OccupationYard Man
Township / WardHartford
Est. Birth Year~1891

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.

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

Name Relation to head Relative to William Age Birth yr
Addie Mack Spouse — 43 ~1897
Daisy Mack Daughter — 15 ~1925
Lola Mack Daughter — 20 ~1920
William Mack Son — 24 ~1916
William Mack Head — 49 ~1891
Hollis Mack Son — 17 ~1923
Lonnie Mack Son — 21 ~1919
Ruby Mack Daughter — 12 ~1928
Clifton Mack Son — 5 ~1935
Manford Mack Son — 23 ~1917

Census Appearances

1930
Hartford, Connecticut
Head, age 39
Hartford, Connecticut · implied b. ~1891 — 9 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Mack
Given Name Will
Relationship to Head Head
Sex M
Color / Race Black
Age 39
Marital Status Married
Birthplace Georgia
Age at First Marriage 18
Father's Birthplace Georgia
Mother's Birthplace Georgia
Occupation Laborer
Industry Coal Yard
Class of Worker W
Can Read/Write Yes
Home Owned/Rented R
Home Value / Rent 28
Birth State Georgia
Birth Country United States
Birthplace (normalized) georgia
1940
Hartford-County, Connecticut
Head, age 49
Hartford-County, Connecticut · implied b. ~1891 — 10 household members
Surname Mack
Given Name William
Relationship to Head Head
Sex M
Color / Race Black
Age 49
Marital Status Married
Birthplace Georgia
1935 Residence (City) Hartford
1935 Residence (County) Hartford
Occupation Yard Man
Industry Coal Co.
Class of Worker PW
Hours Worked 60
Income (1939) 988
Highest Grade 1
1935 Residence Same House
Birth State Georgia
Birth Country United States
Birthplace (normalized) georgia

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 Mack across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
William Mack
Head · 1940 · age 49 · b. ~1891 · Connecticut
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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 — Hartford-County, Connecticut Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-00534-01025)

Line Name Age Relation Occupation Birthplace
41 Louis Taylor 34 Son-in-law Cook Conn.
42 Gwendolyn Taylor 23 Daughter — Conn.
43 Paulette Taylor 0 Granddaughter — Conn.
44 Dewey Miles 38 Head Truck Driver Georgia
45 Martha Miles 37 Wife — Virginia
46 Arthur Miles 18 Son Laborer Conn.
47 Joseph Miles 16 Son — Conn.
48 Calvin Miles 15 Son — Conn.
49 Lila M. Miles 13 Daughter — Conn.
50 Rosa Miles 12 Daughter — Conn.
51 Dorothy Miles 10 Daughter — Conn.
52 Marilyn Miles 9 Daughter — Conn.
53 William J. Miles 6 Son — Conn.
54 Ruth Randolph 43 Head Housework No. Carolina
55 Ezra Randolph 19 Son — Conn.
56 John A. Randolph 18 Son Ccc Camp Conn.
57 Sarah Randolph 15 Daughter — Conn.
58 Joseph Randolph 12 Son — Conn.
59 Miriam Randolph 7 Daughter — Conn.
60 Martha Randolph 3 Daughter — Conn.
61 Maria Shavers 92 Head — North Carolina
62 William Taylor 35 Grandson Iron Worker Conn.
63 Viola Miller 44 Head — Conn.
64 William Miller 19 Son — Conn.
65 Charles Miller 20 Son Wpa Labor Conn.
66 Milford Miller 17 Son — Conn.
67 William Mack THIS PERSON 49 Head Yard Man Georgia
68 Addie Mack 43 Wife — Georgia
69 William Jr. Mack 24 Son Truck Driver Georgia
70 Manford Mack 23 Son Truck Driver Georgia
71 Lonnie Mack 21 Son Truck Driver Georgia
72 Lola Mack 20 Daughter Housework Georgia
73 Hollis Mack 17 Son — Georgia
74 Daisy Mack 15 Daughter — Conn.
75 Ruby Mack 12 Daughter — Conn.
76 Clifton Mack 5 Son — Conn.
77 Meloy Mitchell 27 Head Truck Driver Virginia
78 Ozzie Mitchell 24 Wife — Virginia
79 Audrey Mitchell 5 Daughter — Conn.
80 Muriel Mitchell 2 Daughter — Conn.

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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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