John Long — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Philadelphia-County, Pennsylvania

Our Model Tree links this John Long across the 1920, 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1901), then head of a 4-person household.

Age 39 b. ~1901 Male Head Born: Delaware Married

1940 Census Record Details

Census Year	1940
Location	Philadelphia-County, Pennsylvania
Surname	Long
Given Name	John H.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	39
Marital Status	Married
Birthplace	Delaware
1935 Residence (City)	Philadelphia
1935 Residence (County)	Phila
Additional Details
Occupation	Marine work
Industry	Steamboat
Class of Worker	PW
Hours Worked	42
Income (1939)	1700
Highest Grade	No 8
1935 Residence	Same Place
Birth State	Delaware
Birth Country	United States
Birthplace (normalized)	delaware
Occupation	Marine Work
Township / Ward	Philadelphia
Est. Birth Year	~1901

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 John	Age	Birth yr
John Long	Head	—	39	~1901
Robert Long	Son	—	19	~1921
Floyd Long	Son	—	12	~1928
Ella Long	Spouse	—	38	~1902

Census Appearances

1920

Delaware, Pennsylvania

Other, age 21

Delaware, Pennsylvania · implied b. ~1899 — 7 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Long
Given Name	John F
Relationship to Head	Grandson
Sex	M
Color / Race	White
Age	21
Marital Status	Single
Birthplace	Delaware
Father's Birthplace	Maryland
Mother's Birthplace	Delaware
Occupation	Book Keeper
Industry	Ship Yard
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Delaware
Birth Country	United States
Birthplace (normalized)	delaware

1930

Philadelphia, Pennsylvania

Other, age 31

Philadelphia, Pennsylvania · implied b. ~1899 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Long
Given Name	John J.
Relationship to Head	R
Sex	M
Color / Race	White
Age	31
Marital Status	Married
Birthplace	Delaware
Age at First Marriage	28
Father's Birthplace	Delaware
Mother's Birthplace	Delaware
Occupation	cleaner
Industry	Leather Mfg
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	16
Birth State	Delaware
Birth Country	United States
Birthplace (normalized)	delaware

1940

Philadelphia-County, Pennsylvania

Head, age 39

Philadelphia-County, Pennsylvania · implied b. ~1901 — 4 household members

Surname	Long
Given Name	John H.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	39
Marital Status	Married
Birthplace	Delaware
1935 Residence (City)	Philadelphia
1935 Residence (County)	Phila
Occupation	Marine work
Industry	Steamboat
Class of Worker	PW
Hours Worked	42
Income (1939)	1700
Highest Grade	No 8
1935 Residence	Same Place
Birth State	Delaware
Birth Country	United States
Birthplace (normalized)	delaware

Model Tree

Linked across censuses

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

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This person

Anchor record

John Long

Head · 1940 · age 39 · b. ~1901 · 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-t0627-03749-00284)

Line	Name	Age	Relation	Occupation	Birthplace
1	Mary C. Mast	73	Mother	—	Penna
2	Mary M. Lawton	22	Head	—	Penna
3	Julia Hane	60	Sister	—	Penna
4	John J. Lynch	46	Lodger	Bookkeeper	Penna
5	Albert F. Lynch	40	Lodger	—	Penna
6	Clara F. B. Miller	70	Head	—	Penna
7	Peter Miller	42	Son	Machine Hand	Penna
8	Clara E. Miller	40	Daughter	Salesman	Penna
9	Anna M. Miller	33	Daughter	Stenographer	Penna
10	Mike Rak	47	Head	Carver	Poland
11	Teresa Rak	39	Wife	—	Poland
12	Ann Mc Ginley	33	Daughter	—	Penna
13	John Mc Ginley	31	Son-in-law	Meter Reader	Penna
14	Mary Mc Ginley	5	Daughter	—	Penna
15	Ann Mc Ginley	4	Daughter	—	Penna
16	Kathleen Mc Ginley	2	Daughter	—	Penna
17	Charles B. Thomas	33	Head	Chauffeur	New Jersey
18	Sara J. Thomas	31	Wife	—	Penna
19	Charles B. Jr. Thomas	10	Son	—	Penna
20	Helen V. Thomas	8	Daughter	—	Penna
21	Paul R. Thomas	5	Son	—	Penna
22	Joan Thomas	1	Daughter	—	Penna
23	John H. Long THIS PERSON	39	Head	Marine Work	Delaware
24	Ella A. D. Long	38	Wife	—	Delaware
25	Robert H. Long	19	Son	Marine Work	Delaware
26	Floyd S. Long	12	Son	—	Delaware
27	Jacob Honigman	46	Head	Salesman	Penna
28	Annie Honigman	40	Wife	—	Maryland
29	Marian Honigman	14	Daughter	—	Penna
30	Claire Honigman	11	Daughter	—	Penna
31	Rose Jacobson	82	Mother	—	Penna
32	Gerald A. Dallahan	32	Head	Salesman	Penna
33	Anna O. Dallahan	29	Wife	—	Penna
34	Suzanne Dallahan	2	Daughter	—	Penna
35	Thomas A. Muldoon	50	Head	Foreman	Penna
36	Elizabeth Muldoon	41	Wife	—	Penna
37	Elizabeth J. Muldoon	18	Daughter	Beautician	Penna
38	Thomas Muldoon	15	Son	—	Penna
39	Doris C. Muldoon	5	Daughter	—	Penna
40	Frances H. Williams	68	Head	—	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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