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Mary Simpson — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Hampden-County, Massachusetts

Our Model Tree links this Mary Simpson across the 1920, 1930 and 1940 US Censuses in Hampden-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1896), then head of a 4-person household.

Age 44 b. ~1896 Female Spouse Born: Connecticut Married

1940 Census Record Details

Census Year1940
LocationHampden-County, Massachusetts
SurnameSimpson
Given NameMary D.
Relationship to HeadWife
SexF
Color / RaceWhite
Age44
Marital StatusMarried
BirthplaceConnecticut
1935 Residence (City)Chicopee city
1935 Residence (County)Hampden
Additional Details
Highest GradeH-4
1935 ResidenceSame place
Birth StateConnecticut
Birth CountryUnited States
Birthplace (normalized)connecticut
Township / WardChicopee City
Est. Birth Year~1896

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.

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

Name Relation to head Relative to Mary Age Birth yr
Ernestine Simpson Daughter — 19 ~1921
Thomas Simpson Head — 46 ~1894
Thomas Simpson Son — 16 ~1924
Mary Simpson Spouse — 44 ~1896

Census Appearances

1920
Hampden, Massachusetts
Other, age 27
Hampden, Massachusetts · implied b. ~1893 — 10 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Simpson
Given Name Mae E.
Relationship to Head roomer
Sex F
Color / Race White
Age 27
Marital Status Married
Birthplace Connecticut
Father's Birthplace Connecticut
Mother's Birthplace Canada
Occupation none
Can Read Yes
Can Write Yes
Speaks English Yes
Mother Tongue English
Birth State Connecticut
Birth Country United States
Birthplace (normalized) connecticut
1930
Hampden, Massachusetts
Spouse, age 37
Hampden, Massachusetts · implied b. ~1893 — 4 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Simpson
Given Name Mary E.
Relationship to Head Wife
Sex F
Color / Race White
Age 37
Marital Status Married
Birthplace Connecticut
Father's Birthplace Connecticut
Mother's Birthplace Canada English
Occupation none
Can Read/Write Yes
Birth State Connecticut
Birth Country United States
Birthplace (normalized) connecticut
1940
Hampden-County, Massachusetts
Spouse, age 44
Hampden-County, Massachusetts · implied b. ~1896 — 4 household members
Surname Simpson
Given Name Mary D.
Relationship to Head Wife
Sex F
Color / Race White
Age 44
Marital Status Married
Birthplace Connecticut
1935 Residence (City) Chicopee city
1935 Residence (County) Hampden
Highest Grade H-4
1935 Residence Same place
Birth State Connecticut
Birth Country United States
Birthplace (normalized) connecticut

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 Simpson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Simpson
Spouse · 1940 · age 44 · b. ~1896 · Massachusetts
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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 — Hampden-County, Massachusetts Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01594-00316)

Line Name Age Relation Occupation Birthplace
1 Otto Trepper 48 Head Maintenance Germany
2 Emma Trepper 45 Wife — Germany
3 George A. Grabala 42 Head Machine Operator Mass.
4 Viola H. Grabala 39 Wife Waitress Mass.
5 George Jr. Grabala 14 Son — Mass.
6 Phyllis Grabala 13 Daughter — Mass.
7 Thomas J. Simpson 46 Head Refrigeration Service Rhode Island
8 Mary D. Simpson THIS PERSON 44 Wife — Connecticut
9 Ernestine Simpson 19 Daughter — Connecticut
10 Thomas Jr. Simpson 16 Son — Mass.
11 Harold Hansen 38 Head Salesman Mass.
12 Alberta D. Hansen 37 Wife — Mass.
13 Shirley Hansen 11 Daughter — Mass.
14 Lillian Debussy 72 Head — Connecticut
15 Hazel Welch 35 Daughter-in-law — Mass.
16 Barbara Welch 4 Granddaughter — Mass.
17 Armand Renian 41 Head Investigator Mass.
18 Lena D. Renian 38 Wife — Mass.
19 Howard Renian 14 Son — Mass.
20 Richard Renian 11 Son — Mass.
21 Delia Labrecque 63 Mother-in-law Folder Mass.
22 Henry F. Dolphin 38 Head Policeman Mass.
23 Ethel Dolphin 36 Wife — Mass.
24 Gareth Dolphin 15 Son — Mass.
25 Ronald Dolphin 15 Son — Mass.
26 Charles Bickford 30 Head Assembler Mass.
27 Pauline Bickford 27 Wife Typist Mass.
28 William Lundburgh 54 Father-in-law Assembler Mass.
29 William Burke 53 Head Driver & Clerk Mass.
30 Eva O. Burke 51 Wife — Mass.
31 William Jr. Burke 19 Son Laborer Mass.
32 Dorothy Burke 14 Daughter — Mass.
33 Doris Burke 14 Daughter — Mass.
34 Lillian Fountaine 74 Mother-in-law — Vermont
35 Carl Rudolph 45 Head Moulder Mass.
36 Agnes Rudolph 47 Wife — Scotland
37 Jeanne Rudolph 20 Daughter Clerical Mass.
38 Francis Rudolph 19 Son Helper Mass.
39 Thomas Edgerton 31 Head Machinist Connecticut
40 Emily M. Edgerton 27 Wife — Mass.

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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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