Mary Ferguson — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Allegheny-County, Pennsylvania

Our Model Tree links this Mary Ferguson across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1873), then head of a 3-person household.

Age 67 b. ~1873 Female Spouse Born: Scotland Married

1940 Census Record Details

Census Year	1940
Location	Allegheny-County, Pennsylvania
Surname	Ferguson
Given Name	Mary
Relationship to Head	wife
Sex	F
Color / Race	White
Age	67
Marital Status	Married
Birthplace	Scotland
1935 Residence (City)	Pittsburgh
1935 Residence (County)	Allegheny
Naturalization Status	Naturalized
Additional Details
Income (1939)	0
Highest Grade	No 8
1935 Residence	Same place
Birth Country	Scotland
Birthplace (normalized)	scotland
Township / Ward	Pittsburgh
Est. Birth Year	~1873

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.

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

Name	Relation to head	Relative to Mary	Age	Birth yr
Janette Ferguson	Daughter	—	26	~1914
Joseph Ferguson	Head	—	62	~1878
Mary Ferguson	Spouse	—	67	~1873

Census Appearances

1920

Allegheny, Pennsylvania

Spouse, age 52

Allegheny, Pennsylvania · implied b. ~1868 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Ferguson
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	52
Marital Status	Married
Birthplace	Scotland
Father's Birthplace	Scotland
Mother's Birthplace	Scotland
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	English
Birth Country	Scotland
Birthplace (normalized)	scotland

1930

Allegheny, Pennsylvania

Spouse, age 57

Allegheny, Pennsylvania · implied b. ~1873 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Ferguson
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	57
Marital Status	Married
Birthplace	Scotland
Naturalization Status	Naturalized
Year of Immigration	1893
Age at First Marriage	37
Father's Birthplace	Scotland
Mother's Birthplace	Scotland
Can Read/Write	Yes
Mother Tongue	English
Birth Country	Scotland
Birthplace (normalized)	scotland

1940

Allegheny-County, Pennsylvania

Spouse, age 67

Allegheny-County, Pennsylvania · implied b. ~1873 — 3 household members

Surname	Ferguson
Given Name	Mary
Relationship to Head	wife
Sex	F
Color / Race	White
Age	67
Marital Status	Married
Birthplace	Scotland
1935 Residence (City)	Pittsburgh
1935 Residence (County)	Allegheny
Naturalization Status	Naturalized
Income (1939)	0
Highest Grade	No 8
1935 Residence	Same place
Birth Country	Scotland
Birthplace (normalized)	scotland

Model Tree

Linked across censuses

Our Model Tree links Mary Ferguson 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 Ferguson

Spouse · 1940 · age 67 · b. ~1873 · 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 — Allegheny-County, Pennsylvania Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03658-00251)

Line	Name	Age	Relation	Occupation	Birthplace
1	Esther Colson	27	wife	—	Penna
2	Patricia Colson	1	daughter	—	Penna
3	Stephen Buranovsky	45	head	Carpenter	Germany
4	Mathilda Buranovsky	43	wife	—	Germany
5	Harold Anderson	57	head	Templet Maker	Sweden
6	Jean Anderson	12	daughter	—	Penna
7	John Anderson	11	son	—	Penna
8	Alexander Green	50	head	Laborer	Northern Ire.
9	Anna Galbraith	48	sister	—	Northern Ire.
10	John Galbraith	51	brother in law	Policeman	Northern Ire.
11	Thomas Galbraith	11	nephew	—	Penna
12	Mary Galbraith	9	niece	—	Penna
13	Thomas E. Sweeny	42	head	Clerk	Penna
14	Esther Sweeny	30	wife	—	Penna
15	Bert Sweeny	7	son	—	Penna
16	Marion Sweeny	6	daughter	—	Penna
17	Michael Dunning	39	head	Attendant	Penna
18	Naomi Dunning	35	wife	—	Penna
19	Ruth Dunning	11	daughter	—	Penna
20	Peter Hill	44	head	Machinist	Penna
21	Lillian Q. Hill	41	wife	—	Penna
22	Raymond Hill	23	son	—	Penna
23	Agnes Hill	13	daughter	—	Penna
24	James Hill	9	son	—	Penna
25	Lawrence Hill	5	son	—	Penna
26	Hazel Porton	21	sister in law	Domestic	Penna
27	Ignacy Kuczynski	42	head	Salesman	Poland
28	Janina Kuczynski	44	wife	—	Poland
29	Laura Kuczynski	18	daughter	—	Penna
30	Walter Kuczynski	14	son	—	Penna
31	Edward Kuczynski	12	son	—	Penna
32	Joseph Ferguson	62	head	Janitor	Northern Ire.
33	Mary Ferguson THIS PERSON	67	wife	—	Scotland
34	Janette Ferguson	26	daughter	Check Clerk	Penna
35	William Mcdonald	58	head	Stationary Engineer	Northern Ire.
36	Agnes Mcdonald	58	wife	—	Northern Ire.
37	Marion Mcdonald	24	daughter	Stenographer	Penna
38	Edward Mcdonald	18	son	Teller Clerk	Penna
39	Mary Mcdonald	16	daughter	—	Penna
40	Augustine Solomon	41	head	Fireman	Germany

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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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