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Mary Rooney — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Middlesex-County, Massachusetts

Our Model Tree links this Mary Rooney across the 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1891), then head of a 9-person household.

Age 49 b. ~1891 Female Spouse Born: Northern Ireland Married

1940 Census Record Details

Census Year1940
LocationMiddlesex-County, Massachusetts
SurnameRooney
Given NameMary
Relationship to HeadWife
SexF
Color / RaceWhite
Age49
Marital StatusMarried
BirthplaceNorthern Ireland
1935 Residence (City)Newton
1935 Residence (County)Middlesex
Naturalization StatusAlien
Additional Details
Hours Worked0
Highest GradeNo 4
1935 ResidenceSame house
Birthplace (normalized)northern ireland
Township / WardNewton
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.

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

Name Relation to head Relative to Mary Age Birth yr
Sarah Rooney Daughter — 21 ~1919
Hugh Rooney Son — 15 ~1925
Catherine Rooney Daughter — 17 ~1923
James Rooney Head — 64 ~1876
Mary Rooney Daughter — 23 ~1917
Rose Rooney Daughter — 19 ~1921
Elizabeth Rooney Daughter — 12 ~1928
Mary Rooney Spouse — 49 ~1891
William Rooney Son — 9 ~1931

Census Appearances

1930
Middlesex, Massachusetts
Other, age 39
Middlesex, Massachusetts · implied b. ~1891 — 5 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Rooney
Given Name Margaret
Relationship to Head Servant
Sex F
Color / Race White
Age 39
Marital Status Single
Birthplace Northern Ireland
Naturalization Status First papers filed
Year of Immigration 1926
Father's Birthplace Northern Ireland
Mother's Birthplace Northern Ireland
Occupation Servant
Industry Private family
Class of Worker W
Can Read/Write Yes
Mother Tongue English
Veteran No
Birthplace (normalized) northern ireland
1940
Middlesex-County, Massachusetts
Spouse, age 49
Middlesex-County, Massachusetts · implied b. ~1891 — 9 household members
Surname Rooney
Given Name Mary
Relationship to Head Wife
Sex F
Color / Race White
Age 49
Marital Status Married
Birthplace Northern Ireland
1935 Residence (City) Newton
1935 Residence (County) Middlesex
Naturalization Status Alien
Hours Worked 0
Highest Grade No 4
1935 Residence Same house
Birthplace (normalized) northern ireland

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 Rooney across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Rooney
Spouse · 1940 · age 49 · b. ~1891 · Massachusetts
★ You are viewing this record
Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1940 US Federal Census — Middlesex-County, Massachusetts Open full size

Page Contents

39 people indexed on this census page (nara:1940:m-t0627-01616-00109)

Line Name Age Relation Occupation Birthplace
41 James Cummings 78 Lodger — Eire
43 Paul E. Segreve 37 Head Truck Driver Mass.
44 Florence M. Segreve 36 Wife — Mass.
45 Loretta M. Segreve 14 Daughter — Mass.
46 Mildred T. Segreve 13 Daughter — Mass.
47 Elizabeth Fitzgerald 77 Head — Eire
48 Joseph W. Savage 46 Son-in-law Gardner Northern Ireland
49 Helena D. Savage 44 Daughter — Mass.
50 Arthur Savage 15 Grandson — Mass.
51 Paul Olsen 11 Grandson — Mass.
52 Audrey Olsen 10 Granddaughter — Mass.
53 Charles C. Olsen 39 Son-in-law Chef Mass.
54 James Rooney 64 Head Gardner Northern Ireland
55 Mary Rooney THIS PERSON 49 Wife — Northern Ireland
56 Mary Rooney 23 Daughter Asst Manager Mass.
57 Sarah Rooney 21 Daughter Telephone Op. Mass.
58 Rose Rooney 19 Daughter Helper Mass.
59 Catherine Rooney 17 Daughter — Mass.
60 Hugh Rooney 15 Son — Mass.
61 Elizabeth Rooney 12 Daughter — Mass.
62 William Rooney 9 Son — Mass.
63 Patrick Grimes 58 Head Laborer Northern Ireland
64 Ann Grimes 60 Wife — Northern Ireland
65 James J. Grimes 25 Son Truck Driver Mass.
66 Margaret A. Grimes 22 Daughter Housework Mass.
67 Patrick J. Mcgrath 50 Head Laborer Mass.
68 Mary E. Mcgrath 52 Wife — Mass.
69 M. Evelyn Mcgrath 28 Daughter Salesgirl Mass.
70 J. Donald Mcgrath 24 Son Order Clerk Mass.
71 Frederick J. Mcgrath 22 Son New Worker Mass.
72 Rita A. Mcgrath 20 Daughter — Mass.
73 Bernard A. Mcgrath 19 Son Soda Clerk Mass.
74 David P. Mcgrath 16 Son — Mass.
75 John L. Mcgrath 15 Son — Mass.
76 Louise Alfredson 78 Head — Sweden
77 Julia F. Grealley 65 Head — Mass.
78 Andrew Grealley 61 brother Mason + Laborer Mass.
79 Mary Grealley 53 sister Dressmaker Mass.
80 Lawrence Grealley 48 brother Mechanic 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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