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Mary Williams — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Shelby-County, Tennessee

Our Model Tree links this Mary Williams across the 1920, 1930 and 1940 US Censuses in Shelby-County, Tennessee (XGBoost, ~Confirmed) — first a spouse (b.~1904), then head of a 6-person household.

Age 36 b. ~1904 Female Spouse Born: Tennessee Married

1940 Census Record Details

Census Year1940
LocationShelby-County, Tennessee
SurnameWilliams
Given NameMary
Relationship to HeadWife
SexF
Color / RaceBlack
Age36
Marital StatusMarried
BirthplaceTennessee
1935 Residence (City)Memphis City
1935 Residence (County)Shelby
Additional Details
Highest GradeNo 5
1935 ResidenceSame place
Birth StateTennessee
Birth CountryUnited States
Birthplace (normalized)tennessee
Township / WardMemphis City
Est. Birth Year~1904

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.

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

Name Relation to head Relative to Mary Age Birth yr
Lottie Williams Daughter — 15 ~1925
Bill Williams Head — 38 ~1902
John Williams Son — 7 ~1933
Willie Williams Son — 5 ~1935
A Williams Son — 16 ~1924
Mary Williams Spouse — 36 ~1904

Census Appearances

1920
Shelby, Tennessee
Spouse, age 16
Shelby, Tennessee · implied b. ~1904 — 2 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Williams
Given Name Mary
Relationship to Head Wife
Sex F
Color / Race Black
Age 16
Marital Status Married
Birthplace Tennessee
Father's Birthplace Tennessee
Mother's Birthplace Alabama
Can Read Yes
Can Write Yes
Speaks English Yes
Birth State Tennessee
Birth Country United States
Birthplace (normalized) tennessee
1930
Shelby, Tennessee
Spouse, age 27
Shelby, Tennessee · implied b. ~1903 — 4 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Williams
Given Name Mary
Relationship to Head Wife
Sex F
Color / Race Black
Age 27
Marital Status Married
Birthplace Tennessee
Age at First Marriage 26
Father's Birthplace Tennessee
Mother's Birthplace Tennessee
Can Read/Write Yes
Veteran No
Birth State Tennessee
Birth Country United States
Birthplace (normalized) tennessee
1940
Shelby-County, Tennessee
Spouse, age 36
Shelby-County, Tennessee · implied b. ~1904 — 6 household members
Surname Williams
Given Name Mary
Relationship to Head Wife
Sex F
Color / Race Black
Age 36
Marital Status Married
Birthplace Tennessee
1935 Residence (City) Memphis City
1935 Residence (County) Shelby
Highest Grade No 5
1935 Residence Same place
Birth State Tennessee
Birth Country United States
Birthplace (normalized) tennessee

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 Mary Williams 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 Williams
Spouse · 1940 · age 36 · b. ~1904 · Tennessee
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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 — Shelby-County, Tennessee Open full size

Page Contents

39 people indexed on this census page (nara:1940:m-t0627-03961-00607)

Line Name Age Relation Occupation Birthplace
1 Henry Rice 40 Lodger Labourer Tennessee
2 Lewis Lody 28 Head — Mississippi
3 George Walton 63 Head Carpenter Mississippi
4 Elijah Taylor 52 Brother Labourer Mississippi
5 Scott Maxwell 23 Lodger Labourer Mississippi
6 Carrie Maxwell 24 Lodger — Arkansas
8 Eddie Butcher 21 Head Machinist Mississippi
9 Elizabeth Butcher 17 Wife — Louisiana
10 Betty Jean Butcher 1 Daughter — Tennessee
11 Eliza Williams 40 Mother — Mississippi
12 Robert Butcher 19 Brother Delivery Boy Mississippi
13 Ernestine Butcher 14 Sister — Tennessee
14 Tom Jr Butcher 11 Brother — Tennessee
15 Welton Washington 42 Head Section Hand Mississippi
16 Mamie Washington 32 Wife — Mississippi
17 Richard Coleman 66 Head Odd Jobs Mississippi
18 Bettie Coleman 59 Wife Laundress Georgia
19 Floyd Robinson 22 Head Labourer Mississippi
20 Mary Robinson 18 Wife — Mississippi
21 Dorothy Lee Milky 4 Step Daughter — Mississippi
22 Freddie Dobson 17 Sister in law — Mississippi
23 Ed Johnson 37 Head Barrel Maker Mississippi
24 Dorothy Johnson 38 Wife — Mississippi
25 Bill Williams 38 Head Odd Jobs Kentucky
26 Mary Williams THIS PERSON 36 Wife — Tennessee
27 A. C. Williams 16 Son — Tennessee
28 Lottie B. Williams 15 Daughter — Tennessee
29 John Eddie Williams 7 Son — Tennessee
30 Willie Williams 5 Son — Tennessee
31 U. S. Dandridge 49 Head Porter Mississippi
32 Josephine Dandridge 21 Wife — Tennessee
33 Ulysses Grant Brown 30 Head Mattress Maker Mississippi
34 Mary Brown 30 Wife Beauty Operator Mississippi
35 Willie Brown 25 Lodger Helper Arkansas
36 Laura Turner 79 Head — Arkansas
37 James Morris 68 Head Oiler Mississippi
38 Rosa Morris 48 Wife — Tennessee
39 Price Boobey 60 Head Gardner Mississippi
40 Ed Williams 53 Head Labourer Mississippi

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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