John Fritz — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Philadelphia-County, Pennsylvania

Our Model Tree links this John Fritz across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1918), then head of a 5-person household.

Age 22 b. ~1918 Male Son Born: Pennsylvania Single

1940 Census Record Details

Census Year	1940
Location	Philadelphia-County, Pennsylvania
Surname	Fritz
Given Name	John
Relationship to Head	Son
Sex	M
Color / Race	White
Age	22
Marital Status	Single
Birthplace	Pennsylvania
1935 Residence (City)	Philadelphia city
1935 Residence (County)	Philadelphia
Additional Details
Occupation	Asst pressman
Industry	Printing
Class of Worker	PW
Hours Worked	45
Income (1939)	496
Highest Grade	Hs 4
1935 Residence	Same place
Birth State	Pennsylvania
Birth Country	United States
Birthplace (normalized)	pennsylvania
Occupation	Asst Pressman
Township / Ward	Philadelphia City
Est. Birth Year	~1918

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 1940 census.

Name	Relation to head	Relative to John	Age	Birth yr
Stella Fritz	Daughter	—	20	~1920
Julia Fritz	Spouse	—	44	~1896
John Fritz	Son	—	22	~1918
Peter Fritz	Head	—	49	~1891
Anna Fritz	Daughter	—	19	~1921

Census Appearances

1930

Philadelphia, Pennsylvania

Son, age 11

Philadelphia, Pennsylvania · implied b. ~1919 — 9 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Fritz
Given Name	John
Relationship to Head	son
Sex	M
Color / Race	White
Age	11
Marital Status	Single
Birthplace	Pennsylvania
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Can Read/Write	Yes
Birth State	Pennsylvania
Birth Country	United States
Birthplace (normalized)	pennsylvania

1940

Philadelphia-County, Pennsylvania

Son, age 22

Philadelphia-County, Pennsylvania · implied b. ~1918 — 5 household members

Surname	Fritz
Given Name	John
Relationship to Head	Son
Sex	M
Color / Race	White
Age	22
Marital Status	Single
Birthplace	Pennsylvania
1935 Residence (City)	Philadelphia city
1935 Residence (County)	Philadelphia
Occupation	Asst pressman
Industry	Printing
Class of Worker	PW
Hours Worked	45
Income (1939)	496
Highest Grade	Hs 4
1935 Residence	Same place
Birth State	Pennsylvania
Birth Country	United States
Birthplace (normalized)	pennsylvania

Model Tree

Linked across censuses

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

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This person

Anchor record

John Fritz

Son · 1940 · age 22 · b. ~1918 · Pennsylvania

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Sibling

Stella Fritz

Sibling · 1940 · age 20

Source co-child of head (derived)

● Co-child · derived · ~0.88

Sibling

Anna Fritz

Sibling · 1940 · age 19

Source co-child of head (derived)

● Co-child · derived · ~0.88

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-t0627-03696-00566)

Line	Name	Age	Relation	Occupation	Birthplace
1	Rose Kordawitz	48	Wife	Storekeeper	Austria
2	Frances Kordawitz	22	Daughter	—	Pennsylvania
3	Ruth Kordawitz	14	Daughter	—	Pennsylvania
4	Peter Fritz	49	Head	Pipefitter	Poland
5	Julia Fritz	44	Wife	Cleaning	Poland
6	John Fritz THIS PERSON	22	Son	Asst Pressman	Pennsylvania
7	Stella Fritz	20	Daughter	Typist	Pennsylvania
8	Anna Fritz	19	Daughter	Packer	Pennsylvania
9	Anna Jacobson	69	Head	—	Lithuania
10	Frank Scheiders	62	Roomer	Huckster	Germany
11	William Isolin	60	Boarder	—	Pennsylvania
12	George Posey	48	Janitor	Pipe Fitter	Pennsylvania
13	Tony Wepryk	51	Head	Laborer	Poland
14	Helen Wepryk	52	Wife	Presser	Poland
15	Edward Lachowicz	39	Head	Salesman	Pennsylvania
16	John Kemenosh	45	Head	—	Czechoslovakia
17	Anna Washinsky	45	Housekeeper	Waitress	Poland
18	Harry Wible	45	Head	Laborer	Pennsylvania
19	Bertha Wible	45	Wife	—	New Jersey
20	Eleanor Wible	17	Daughter	New Worker	New Jersey
21	Margaret Wible	13	Daughter	—	Pennsylvania
22	Harry Wible	11	Son	—	Pennsylvania
23	William Wible	10	Son	—	Pennsylvania
24	Emma Wible	7	Daughter	—	Pennsylvania
25	Ruth Wible	5	Daughter	—	Pennsylvania
26	Michael Gabaly	48	Head	Laborer	Pennsylvania
27	Julia Gabaly	45	Wife	—	Czechoslovakia
28	Michael Gabaly	23	Son	Pantryman	Pennsylvania
29	John Gabaly	22	Son	Runner	Pennsylvania
30	William Gabaly	20	Son	Lumberman	Pennsylvania
31	Frank Gabaly	18	Son	New Worker	Pennsylvania
32	Julia Gabaly	15	Daughter	—	Pennsylvania
33	Anna Gabaly	14	Daughter	—	Pennsylvania
34	Mary Gabaly	13	Daughter	—	Pennsylvania
35	Peter Gabaly	11	Son	—	Pennsylvania
36	Nicholas Gabaly	8	Son	—	Pennsylvania
37	Michael Burzuik	54	Head	Stamper	Poland
38	Harry F. Mock	42	Head	Fireman	Pennsylvania
39	Catherine Mock	47	Wife	—	Pennsylvania
40	Edward P. Hood	41	Brother-in-law	Office Clerk	Pennsylvania

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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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