Mary Byrne — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Philadelphia-County, Pennsylvania

Our Model Tree links this Mary Byrne across the 1920, 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1871), then head of a 4-person household.

Age 69 b. ~1871 Female Spouse Born: Scotland Married

1940 Census Record Details

Census Year	1940
Location	Philadelphia-County, Pennsylvania
Surname	Byrne
Given Name	Mary E.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	69
Marital Status	Married
Birthplace	Scotland
1935 Residence (City)	Philadelphia
1935 Residence (County)	Philadelphia
Naturalization Status	Naturalized
Additional Details
Highest Grade	No 5
1935 Residence	Same place
Birth Country	Scotland
Birthplace (normalized)	scotland
Township / Ward	Philadelphia
Est. Birth Year	~1871

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
Anna Byrne	Daughter	—	44	~1896
Mary Byrne	Daughter	—	47	~1893
Thomas Byrne	Head	—	69	~1871
Mary Byrne	Spouse	—	69	~1871

Census Appearances

1920

Philadelphia, Pennsylvania

Spouse, age 50

Philadelphia, Pennsylvania · implied b. ~1870 — 8 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Byrne
Given Name	Mary E.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	50
Marital Status	Married
Birthplace	Scotland
Year of Immigration	1882
Naturalization Status	Naturalized
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	English
Birth Country	Scotland
Year of Naturalization	1891
Birthplace (normalized)	scotland

1930

Philadelphia, Pennsylvania

Spouse, age 61

Philadelphia, Pennsylvania · implied b. ~1869 — 10 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Byrne
Given Name	Mary E.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	61
Marital Status	Married
Birthplace	Scotland
Naturalization Status	Naturalized
Year of Immigration	1876
Age at First Marriage	22
Father's Birthplace	Northern Ireland
Mother's Birthplace	Northern Ireland
Can Read/Write	Yes
Mother Tongue	English
Birth Country	Scotland
Birthplace (normalized)	scotland

1940

Philadelphia-County, Pennsylvania

Spouse, age 69

Philadelphia-County, Pennsylvania · implied b. ~1871 — 4 household members

Surname	Byrne
Given Name	Mary E.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	69
Marital Status	Married
Birthplace	Scotland
1935 Residence (City)	Philadelphia
1935 Residence (County)	Philadelphia
Naturalization Status	Naturalized
Highest Grade	No 5
1935 Residence	Same place
Birth Country	Scotland
Birthplace (normalized)	scotland

Model Tree

Linked across censuses

Our Model Tree links Mary Byrne 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 Byrne

Spouse · 1940 · age 69 · b. ~1871 · Pennsylvania

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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 — Philadelphia-County, Pennsylvania Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03717-00321)

Line	Name	Age	Relation	Occupation	Birthplace
1	Morris Wishnefsky	55	Head	Tailor	Russia
2	Goldie Wishnefsky	50	Wife	—	Russia
3	Edith Wishnefsky	23	Daughter	Stenographer	Penna.
4	Ted Yeaner	30	Son-in-law	Mechanic	Penna.
5	Fay Yeaner	28	Daughter	—	Penna.
6	George Cooper	38	Head	Ice Man	Penna.
7	Margaret Cooper	35	Wife	—	Penna.
8	Mildred Cooper	9	Daughter	—	Penna.
9	William G. Diem	61	Head	Expressman	Penna.
10	Blanche Diem	61	Wife	—	New Jersey
11	Jean Mary Beckman	11	Niece	—	Penna.
12	George Miller	47	Lodger	Cutter & Beveler	Penna.
13	Thomas Carr	42	Lodger	Hammer Man	Penna.
14	William Muskey	46	Lodger	Salesman	Penna.
15	Joseph H. Mccutcheon	54	Head	Bookkeeper	Penna.
16	Mary G. Mccutcheon	52	Wife	—	Irish Free State
17	Jane R. Mccutcheon	22	Daughter	—	Penna.
18	Hazel J. Mccutcheon	20	Daughter	Loftsman	Penna.
19	Elwood D. Landis	43	Head	—	Penna.
20	Sarah Landis	45	Wife	Checker	Penna.
21	Thomas Landis	15	Son	—	Penna.
22	Charles Landis	13	Son	—	Penna.
23	Bernard Landis	7	Son	—	Penna.
24	Anna Tompkins	40	Head	New Worker	New York
25	Walter Tompkins	19	Son	Winder	New York
26	Minnie Quigley	52	Head	Tape Winder	Penna.
27	Pauline Quigley	42	Sister	—	Penna.
28	Emma Patton	50	Sister	Leather Sorter	Penna.
29	John Patton	50	Brother-in-law	Roof. Binder	Penna.
30	Virginia Patton	22	Niece	—	Penna.
31	Samuel Miller	64	Head	—	Penna.
32	Elizabeth Miller	65	Wife	—	Penna.
33	Alexander Miller	57	Brother	—	Penna.
34	Thomas P. Byrne	69	Head	—	Penna.
35	Mary E. Byrne THIS PERSON	69	Wife	—	Scotland
36	Mary E. Byrne	47	Daughter	Packer	Penna.
37	Anna Byrne	44	Daughter	Packer	Penna.
38	John U. Byrne	35	Head	Operator Elevator	Penna.
39	Jesse A. Byrne	28	Wife	Examiner	Penna.
40	Charlotte Byrne	2	Daughter	—	Penna.

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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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