William Flynn — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · New-York-County, New York

Our Model Tree links this William Flynn across the 1920, 1930 and 1940 US Censuses in New-York-County, New York (XGBoost, ~Confirmed) — first a head (b.~1903), then head of a 3-person household.

Age 37 b. ~1903 Male Head Born: New York Married

1940 Census Record Details

Census Year	1940
Location	New-York-County, New York
Surname	Flynn
Given Name	William
Relationship to Head	Head
Sex	M
Color / Race	White
Age	37
Marital Status	Married
Birthplace	New York
1935 Residence (City)	New York City
1935 Residence (County)	New York
Additional Details
Occupation	Manager
Industry	Garage
Class of Worker	PW
Hours Worked	48
Income (1939)	1190
Highest Grade	No 8
1935 Residence	Same place
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york
Occupation	Manager
Township / Ward	New York City
Est. Birth Year	~1903

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 William	Age	Birth yr
Catherine Flynn	Daughter	—	11	~1929
William Flynn	Head	—	37	~1903
Catherine Flynn	Spouse	—	34	~1906

Census Appearances

1920

New York, …

Other, age 16

New York, New York · implied b. ~1904 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Flynn
Given Name	William
Relationship to Head	Brother
Sex	M
Color / Race	White
Age	16
Marital Status	Single
Birthplace	New York
Father's Birthplace	New York
Mother's Birthplace	New York
Occupation	Helper
Industry	Automobile
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

1930

New York, …

Head, age 26

New York, New York · implied b. ~1904 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Flynn
Given Name	William
Relationship to Head	Head
Sex	M
Color / Race	White
Age	26
Marital Status	Married
Birthplace	New York
Age at First Marriage	23
Father's Birthplace	New York
Mother's Birthplace	New York
Occupation	Ambulance Attendant
Industry	City Morgue
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	R
Home Value / Rent	14
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

1940

New-York-County, New …

Head, age 37

New-York-County, New York · implied b. ~1903 — 3 household members

Surname	Flynn
Given Name	William
Relationship to Head	Head
Sex	M
Color / Race	White
Age	37
Marital Status	Married
Birthplace	New York
1935 Residence (City)	New York City
1935 Residence (County)	New York
Occupation	Manager
Industry	Garage
Class of Worker	PW
Hours Worked	48
Income (1939)	1190
Highest Grade	No 8
1935 Residence	Same place
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

Model Tree

Linked across censuses

Our Model Tree links William Flynn across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.

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This person

Anchor record

William Flynn

Head · 1940 · age 37 · b. ~1903 · New York

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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 — New-York-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02658-00365)

Line	Name	Age	Relation	Occupation	Birthplace
1	Richard Bolti	49	Head	Meat Polisher	Germany
2	Lenora B Bolti	46	Wife	—	Germany
3	Frank Weinberg	48	Head	—	Germany
4	Margaret Weinberg	41	Wife	—	Germany
5	Lillian Weinberg	20	Daughter	Waitress	Germany
6	Otal Strunk	31	Head	Traffic Clerk	Tennessee
7	Matilda Strunk	24	Wife	—	Kentucky
8	Harold Strunk	6	Son	—	Kentucky
9	Michael Margulis	32	Head	Laborer	New York
10	Virginia Margulis	30	Wife	—	Pennsylvania
11	Michael Margulis	10	Son	—	New York
12	Lillian Margulis	9	Daughter	—	New York
13	Michael Margulis	1	Son	—	New York
14	John Williams	37	Head	Watchman	Virginia
15	Martha Williams	23	Wife	—	Pennsylvania
16	Ronald Williams	4	Son	—	New York
17	Barbara Williams	1	Daughter	—	New York
18	William Hartman	45	Head	Cook	Germany
19	Clara Hartman	33	Wife	—	Germany
20	Otto Ficherer	30	Head	Baker	Germany
21	Adele Ficherer	35	Wife	Chambermaid	Germany
22	Fred Frick	50	Head	Bartender	Germany
23	Emma Frick	40	Wife	—	Germany
24	William Schatz	51	Head	Hair Dresser	Germany
25	John Varady	26	Head	Stamper	New York
26	Anna Varady	24	Wife	—	New York
27	Patricia Varady	3	Daughter	—	New York
28	Joan Varady	2	Daughter	—	New York
29	Henry Han	44	Head	Porter	Germany
30	Mary Han	43	Wife	—	Germany
31	Edward Sandberg	37	Head	Manager	Sweden
32	Violet Sandberg	38	Wife	—	England
33	Doris Sandberg	15	Daughter	—	Maryland
34	Charles Haffner	47	Head	Elevator Operator	Austria
35	Marie Haffner	38	Wife	—	Austria
36	Frank Haffner	17	Son	—	Pennsylvania
37	Marie Haffner	17	Daughter	—	Pennsylvania
38	William Flynn THIS PERSON	37	Head	Manager	New York
39	Catherine Flynn	34	Wife	—	New York
40	Catherine Flynn	11	Daughter	—	New York

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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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