Mary Macdonald — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · Queens, New York

Our Model Tree links this Mary Macdonald across the 1930 and 1940 US Censuses in Queens, New York (XGBoost, ~Confirmed) — first a head (b.~1890), then head of a 5-person household.

Age 40 b. ~1890 Female Head Born: New Jersey Widowed

1930 Census Record Details

Census Year	1930
Location	Queens, New York
Surname	MacDonald
Given Name	Mary
Relationship to Head	Head
Sex	F
Color / Race	White
Age	40
Marital Status	Widowed
Birthplace	New Jersey
Age at First Marriage	18
Father's Birthplace	Scotland
Mother's Birthplace	Scotland
Additional Details
Can Read/Write	Yes
Home Owned/Rented	R
Home Value / Rent	35
Birth State	New Jersey
Birth Country	United States
Birthplace (normalized)	new jersey
Township / Ward	New York
Est. Birth Year	~1890

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.

5 people recorded at the same address in the 1930 census.

Name	Relation to head	Relative to Mary	Age	Birth yr
Marjorie Macdonald	Daughter	—	15	~1915
Dorothy Macdonald	Daughter	—	13	~1917
Elizabeth Macdonald	Spouse	—	45	~1885
Elizabeth Macdonald	Daughter	—	17	~1913
Mary Macdonald	Head	—	40	~1890

Census Appearances

1930

Queens, New …

Head, age 40

Queens, New York · implied b. ~1890 — 5 household members

Surname	MacDonald
Given Name	Mary
Relationship to Head	Head
Sex	F
Color / Race	White
Age	40
Marital Status	Widowed
Birthplace	New Jersey
Age at First Marriage	18
Father's Birthplace	Scotland
Mother's Birthplace	Scotland
Can Read/Write	Yes
Home Owned/Rented	R
Home Value / Rent	35
Birth State	New Jersey
Birth Country	United States
Birthplace (normalized)	new jersey

1940

New-York-County, New …

Head, age 51

New-York-County, New York · implied b. ~1889 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	McDonald
Given Name	Mary
Relationship to Head	Head
Sex	F
Color / Race	White
Age	51
Marital Status	Widowed
Birthplace	New Jersey
1935 Residence (City)	New York City
1935 Residence (County)	New York
Occupation	Physiotherapist
Industry	Body Style Co.
Class of Worker	PW
Hours Worked	33
Income (1939)	1200
Highest Grade	No 8
1935 Residence	Same house
Birth State	New Jersey
Birth Country	United States
Birthplace (normalized)	new jersey

Model Tree

Linked across censuses

Our Model Tree links Mary Macdonald across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.

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This person

Anchor record

Mary Macdonald

Head · 1930 · age 40 · b. ~1890 · New York

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Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1930 US Federal Census — Queens, New York Open full size

Page Contents

50 people indexed on this census page (ia:1930:newyorkcensus00reel1596:1049)

Line	Name	Age	Relation	Occupation	Birthplace
1	Mary Macdonald THIS PERSON	40	Head	—	New Jersey
2	Marjorie Macdonald	15	Daughter	—	New Jersey
3	Dorothy Macdonald	13	Daughter	—	New Jersey
4	Elizabeth Macdonald	45	Wife	Saleswoman	Denmark
5	Elizabeth Macdonald	17	Daughter	—	Denmark
6	Aaron S. Byers	73	Head	Stereotyper	New York
7	Cora Byers	61	Wife	—	Georgia
8	Thomas J. Byers	30	Son	Pressman	Georgia
9	Alice M. Byers	31	Daughter-in-law	—	New York
10	Mary Byers	10	Grandchild	—	New York
11	Alfred F. Byers	11	Grandchild	Operator	New York
12	Aaron S. Byers	5	Grandchild	—	New York
13	Leo Empie	45	Head	Asst. Supt.	Germany
14	Marie Empie	45	Wife	—	Germany
15	Marie Empie	9	Daughter	—	New York
16	Christina Monehen	68	Mother-in-law	—	Germany
17	Carl Schmertz	50	Head	Carpenter	Germany
18	Antonio Barbieri	31	Head	Tailor	Italy
19	Michelina Barbieri	29	Wife	—	New York
20	Mary Barbieri	5	Daughter	—	New York
21	Theresa Barbieri	3	Daughter	—	New York
22	Rose Barbieri	1	Daughter	—	New York
23	Mary Vincenzo	54	Head	—	Turkey
24	Theresa Vincenzo	80	Mother	—	Turkey
25	Mary Vincenzo	20	Daughter	—	Turkey
26	Sarah Vincenzo	18	Daughter	Seamstress	Turkey
27	Martin M. Vincenzo	74	Grandmother	Merchant	Turkey
28	Martin M. Vincenzo	16	Grandson	—	Turkey
29	John Tretola	38	Head	Bronze Worker	Hungary
30	Mary Tretola	38	Wife	—	New York
31	Robert Tretola	15	Son	—	New York
32	Helen Tretola	13	Daughter	—	New York
33	Mary Tretola	67	Mother-in-law	—	Hungary
34	Joseph Hirsch	36	Head	Cabinet Maker	Austria
35	Annie Hirsch	34	Wife	—	New York
36	Marie Hirsch	10	Daughter	—	New York
37	Richard Hirsch	6	Son	—	New York
38	Dolores Hirsch	2	Daughter	—	New York
39	Emil Scirunno	25	Boarder	—	New York
40	Christof Varenberg	29	Head	Ironworker	Germany
41	Anna Varenberg	29	Wife	Barber	Germany
42	John Varenberg	3	Son	—	New York
43	Selma Varenberg	2	Daughter	—	New York
44	Dorothy Varenberg	2	Daughter	—	New York
45	John Varenberg	30	Head	Clerk	New York
46	Helen Varenberg	28	Wife	—	New York
47	Helen Varenberg	5	Daughter	—	New York
48	Stephen Rodenhow	47	Head	Die Setter	Austria
49	Anka Rodenhow	50	Wife	—	Austria
50	Frank Rodenhow	27	Son	Machinist	Austria

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About This Record & Model Tree

This record was independently indexed by YourRoots from the 1930 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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