JC
John Casey — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, New Jersey
Our Model Tree links this John Casey across the 1910, 1920, 1930 and 1940 US Censuses in Middlesex-County, New Jersey (XGBoost, ~Confirmed), with identified parents Michael & Mary — first a head (b.~1904), then head of a 4-person household.
Age 36
b. ~1904
Male
Head
Born: NEW JERSEY
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, New Jersey |
| Surname | CASEY |
| Given Name | JOHN |
| Relationship to Head | HEAD |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | NEW JERSEY |
| 1935 Residence (City) | NEW BRUNS |
| 1935 Residence (County) | MIDDLESEX |
| Additional Details | |
| Occupation | ACCOUNTING CLERK |
| Industry | SURGICAL GAUZE OFFICE |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 210 |
| Highest Grade | Hs 4 |
| 1935 Residence | NEW JERSEY |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Accounting Clerk |
| Township / Ward | Highland Park Boro |
| Est. Birth Year | ~1904 |
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 Casey | Head | — | 36 | ~1904 |
| Robert Casey | Son | — | 5 | ~1935 |
| John Casey | Son | — | 3 | ~1937 |
| Elizabeth Casey | Spouse | — | 34 | ~1906 |
Census Appearances
1910
Middlesex, New …
Son, age 6
Middlesex, New Jersey · implied b. ~1904 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Casey |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New York |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1920
Middlesex, New …
Son, age 15
Middlesex, New Jersey · implied b. ~1905 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Casey |
| Given Name | John J. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New York |
| Mother's Birthplace | New Jersey |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Middlesex, New …
Son, age 26
Middlesex, New Jersey · implied b. ~1904 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Casey |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New York |
| Mother's Birthplace | New Jersey |
| Occupation | clerk |
| Industry | Mfg Chemist |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Middlesex-County, New …
Head, age 36
Middlesex-County, New Jersey · implied b. ~1904 — 4 household members
| Surname | CASEY |
| Given Name | JOHN |
| Relationship to Head | HEAD |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | NEW JERSEY |
| 1935 Residence (City) | NEW BRUNS |
| 1935 Residence (County) | MIDDLESEX |
| Occupation | ACCOUNTING CLERK |
| Industry | SURGICAL GAUZE OFFICE |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 210 |
| Highest Grade | Hs 4 |
| 1935 Residence | NEW JERSEY |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links John Casey across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Michael Casey (~0.92 confidence) and mother Mary Casey (~0.92 confidence) and mother Mary Casey (~0.92 confidence) and mother Mary Casey (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Michael Casey
b. ~1859
Source father
● Household
· direct · ~0.92
Mother
Mary Casey
b. ~1864
Source mother
● Household
· direct · ~0.92
Mother
Mary Casey
b. ~1865
Source mother
● Household
· direct · ~0.92
Mother
Mary Casey
b. ~1866
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Casey
Head · 1940 · age 36 · b. ~1904 · New Jersey
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Middlesex-County, New Jersey
Open full size
1940 US Federal Census — Middlesex-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02358-00868)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Margaret Gerwig | 38 | SISTER-IN-LAW | Seamstress | AUSTRIA |
| 2 | Gustav Gerwig | 12 | NEPHEW | — | AUSTRIA |
| 3 | Leona Gerwig | 7 | NIECE | — | AUSTRIA |
| 4 | Jetty Morawetz | 63 | BOARDER | — | AUSTRIA |
| 5 | Martin Barkar | 50 | HEAD | Salesman | NEW JERSEY |
| 6 | Ray Barkar | 46 | WIFE | — | NEW YORK |
| 7 | Mary Grabow | 69 | MOTHER-IN-LAW | — | POLAND |
| 8 | John Steiner | 36 | HEAD | Truck Driver | NEW JERSEY |
| 9 | May Steiner | 37 | WIFE | — | NEW JERSEY |
| 10 | Jean Steiner | 14 | DAUGHTER | — | NEW JERSEY |
| 11 | John Steiner | 12 | SON | — | NEW JERSEY |
| 12 | George B Huchins | 31 | HEAD | Auditor | NEW JERSEY |
| 13 | Evaa Huchins | 27 | WIFE | Beautician | RUMANIA |
| 14 | Barbara Huchins | 1 | DAUGHTER | — | NEW JERSEY |
| 15 | Abraham Jaffe | 33 | HEAD | Store Manager | NEW YORK |
| 16 | Ruth Jaffe | 33 | WIFE | — | NEW YORK |
| 17 | Joan Jaffe | 10 | DAUGHTER | — | NEW YORK |
| 18 | Elaine Jaffe | 6 | DAUGHTER | — | NEW YORK |
| 19 | Henry Golub | 48 | HEAD | Sales Man | RUSSIA |
| 20 | Celia Golub | 45 | WIFE | — | RUSSIA |
| 21 | Shirley Golub | 12 | DAUGHTER | — | NEW JERSEY |
| 22 | William T Mcmurtry | 31 | HEAD | Proof Reader | NEW JERSEY |
| 23 | Eunice Mcmurtry | 28 | WIFE | — | PENNSYLVANIA |
| 24 | William T Jr Mcmurtry | 4 | SON | — | NEW JERSEY |
| 25 | Ralph H Campbell | 46 | HEAD | Instrument Maker | NEW JERSEY |
| 26 | Susan Campbell | 56 | WIFE | — | NEW YORK |
| 27 | John Casey THIS PERSON | 36 | HEAD | Accounting Clerk | NEW JERSEY |
| 28 | Elizabeth Casey | 34 | WIFE | Statistical Clerk Sales Girl | NEW YORK |
| 29 | Robert J Casey | 5 | SON | — | NEW JERSEY |
| 30 | John M Casey | 3 | SON | — | NEW JERSEY |
| 31 | Joseph M Dr Panza | 33 | HEAD | Machine Designer | NEW YORK |
| 32 | Margaret R Panza | 29 | WIFE | — | NEW JERSEY |
| 33 | Joan M Panza | 4 | DAUGHTER | — | NEW JERSEY |
| 34 | Peggy M Panza | 2 | DAUGHTER | — | NEW JERSEY |
| 35 | Irwin Raiber | 29 | HEAD | Supervisor | SO. AMERICA |
| 36 | Sybil Raiber | 27 | WIFE | — | NEW YORK |
| 37 | Barbara Raiber | 3 | DAUGHTER | — | NEW YORK |
| 38 | Pauline Bellastro | 17 | HOUSEKEEPER | Housework | WEST VIRGINIA |
| 39 | William Lounsberry | 31 | HEAD | Court Steno- | NEW JERSEY |
| 40 | Florence Lounsberry | 33 | WIFE | — | NEW JERSEY |
Pedigree Summary
John
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)