JN
John Novak — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Northampton-County, Pennsylvania
Our Model Tree links this John Novak across the 1910, 1920, 1930 and 1940 US Censuses in Northampton-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1885), then head of a 10-person household.
Age 55
b. ~1885
Male
Head
Born: Poland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Northampton-County, Pennsylvania |
| Surname | Novak |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Poland |
| 1935 Residence (City) | Passaic |
| 1935 Residence (County) | Passaic |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | No 0 |
| 1935 Residence | New Jersey |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
| Township / Ward | North Catasauqua Borough |
| Est. Birth Year | ~1885 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Sophie Novak | Daughter | — | 20 | ~1920 |
| Katie Novak | Spouse | — | 44 | ~1896 |
| Margaret Novak | Daughter | — | 8 | ~1932 |
| Catherine Novak | Daughter | — | 12 | ~1928 |
| Anna Novak | Daughter | — | 18 | ~1922 |
| John Myszak | Other | — | 25 | ~1915 |
| Rose Novak | Daughter | — | 15 | ~1925 |
| Mary Myszak | Daughter | — | 25 | ~1915 |
| Helen Novak | Daughter | — | 17 | ~1923 |
| John Novak | Head | — | 55 | ~1885 |
Census Appearances
1910
Luzerne, Pennsylvania
Head, age 27
Luzerne, Pennsylvania · implied b. ~1883 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Novak |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Poland |
| Years Married | 2 |
| Year of Immigration | 1902 |
| Naturalization Status | Alien |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Occupation | Miner |
| Industry | Coal |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
1920
Schuylkill, Pennsylvania
Head, age 37
Schuylkill, Pennsylvania · implied b. ~1883
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Novak |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Poland |
| Year of Immigration | 1904 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Occupation | Miner |
| Industry | Coal Mine |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Polish |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth Country | Poland |
| Year of Naturalization | 1914 |
| Birthplace (normalized) | poland |
1930
Schuylkill, Pennsylvania
Head, age 46
Schuylkill, Pennsylvania · implied b. ~1884 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Novak |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Poland |
| Naturalization Status | First papers filed |
| Year of Immigration | 1905 |
| Age at First Marriage | 20 |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Occupation | Miner |
| Industry | Coal mine |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Polish |
| Home Owned/Rented | R |
| Home Value / Rent | 20 |
| Veteran | No |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
1940
Northampton-County, Pennsylvania
Head, age 55
Northampton-County, Pennsylvania · implied b. ~1885 — 10 household members
| Surname | Novak |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Poland |
| 1935 Residence (City) | Passaic |
| 1935 Residence (County) | Passaic |
| Naturalization Status | Naturalized |
| Highest Grade | No 0 |
| 1935 Residence | New Jersey |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
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 Novak across 4 US Census years (1910, 1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
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This person
Anchor record
John Novak
Head · 1940 · age 55 · b. ~1885 · 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 — Northampton-County, Pennsylvania
Open full size
1940 US Federal Census — Northampton-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03593-00480)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Michael Hadik | 50 | Head | Laborer | Czech Slovakia |
| 42 | Mary Hadik | 55 | Wife | — | Czech Slovakia |
| 43 | George Hadik | 24 | Son | Presser | Pennsylvania |
| 44 | Stephen Hadik | 20 | Son | Truck Driver | Pennsylvania |
| 45 | Stephen Duzy | 65 | Head | — | Czech Slovakia |
| 46 | Eva Duzy | 60 | Wife | — | Czech Slovakia |
| 47 | Anna Duzy | 34 | Daughter | Winder | Pennsylvania |
| 48 | Mary Duzy | 33 | Daughter | Weaver | Pennsylvania |
| 49 | Catherine Duzy | 32 | Daughter | Weaver | Pennsylvania |
| 50 | John Duzy | 28 | Son | Warper | Pennsylvania |
| 51 | Stephen Duzy | 25 | Son | Finisher | Pennsylvania |
| 52 | Michael Duzy | 23 | Son | Shipping Clerk | Pennsylvania |
| 53 | Helen Duzy | 21 | Daughter | Cutter | Pennsylvania |
| 54 | Joseph Duzy | 20 | Son | Newspaper Carrier | Pennsylvania |
| 55 | John Novak THIS PERSON | 55 | Head | — | Poland |
| 56 | Katie Novak | 44 | Wife | — | Poland |
| 57 | Sophie Novak | 20 | Daughter | Cigar Maker | Pennsylvania |
| 58 | Anna Novak | 18 | Daughter | Sewing Operator | Pennsylvania |
| 59 | Helen Novak | 17 | Daughter | Presser | Pennsylvania |
| 60 | Rose Novak | 15 | Daughter | — | Pennsylvania |
| 61 | Catherine Novak | 12 | Daughter | — | Pennsylvania |
| 62 | Margaret Novak | 8 | Daughter | — | Pennsylvania |
| 63 | John Myszak | 25 | Son-in-law | Spinner | Pennsylvania |
| 64 | Mary Myszak | 25 | Daughter | Cigar Maker | Pennsylvania |
| 65 | Constant Wulchak | 52 | Head | Laborer | Austria |
| 66 | Nancy Wulchak | 33 | Wife | — | Austria |
| 67 | John Wulchak | 10 | Son | — | Pennsylvania |
| 68 | Anna Wulchak | 9 | Daughter | — | Pennsylvania |
| 69 | Mary Wulchak | 7 | Daughter | — | Pennsylvania |
| 70 | Michael Davura | 27 | Head | Mason | Czech Slovakia |
| 71 | Mary Davura | 25 | Wife | — | Pennsylvania |
| 72 | Agnes Davura | 3 | Daughter | — | Pennsylvania |
| 73 | Mary Mazzard | 60 | Head | — | Poland |
| 74 | Edward Mazzard | 29 | Son | Bottler | Pennsylvania |
| 75 | Mary Mazzard | 21 | Daughter-in-law | Sewing Machine Operator | Pennsylvania |
| 76 | Edward Jr. Mazzard | 1 | Grandson | — | Pennsylvania |
| 77 | Michael Wondrosky | 24 | Son-in-law | Dyer | Pennsylvania |
| 78 | Ophelia Wondrosky | 24 | Daughter | — | Pennsylvania |
| 79 | Michael Wondrosky | 1 | Grandson | — | Pennsylvania |
| 80 | Herman Wondrosky | 0 | Grandson | — | Pennsylvania |
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)