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Joseph Kowalski — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cattaraugus-County, New York
Our Model Tree links this Joseph Kowalski across the 1930 and 1940 US Censuses in Cattaraugus-County, New York (XGBoost, ~Confirmed) — first a head (b.~1896), then head of a 9-person household.
Age 44
b. ~1896
Male
Head
Born: Poland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cattaraugus-County, New York |
| Surname | Kowalski |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Poland |
| 1935 Residence (City) | Salamanca |
| 1935 Residence (County) | Cattaraugus |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Carman |
| Industry | Railroad |
| Class of Worker | PW |
| Hours Worked | 3 |
| Income (1939) | 360 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
| Occupation | Carman |
| Township / Ward | Salamanca |
| Est. Birth Year | ~1896 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Marion Kowalski | Daughter | — | 12 | ~1928 |
| Joseph Kowalski | Head | — | 44 | ~1896 |
| Catherine Kowalski | Spouse | — | 42 | ~1898 |
| Daniel Kowalski | Son | — | 11 | ~1929 |
| Loretta Kowalski | Daughter | — | 13 | ~1927 |
| Walter Kowalski | Son | — | 15 | ~1925 |
| Helen Kowalski | Daughter | — | 18 | ~1922 |
| Leonard Kowalski | Son | — | 20 | ~1920 |
| Sophie Kowalski | Daughter | — | 15 | ~1925 |
Census Appearances
1930
Cattaraugus, New …
Head, age 36
Cattaraugus, New York · implied b. ~1894 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kowalski |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Poland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1911 |
| Age at First Marriage | 23 |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Occupation | Boiler Maker |
| Industry | Boiler Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Polish |
| Home Owned/Rented | O |
| Home Value / Rent | 6000 |
| Radio Set | No |
| Veteran | No |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
1940
Cattaraugus-County, New …
Head, age 44
Cattaraugus-County, New York · implied b. ~1896 — 9 household members
| Surname | Kowalski |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Poland |
| 1935 Residence (City) | Salamanca |
| 1935 Residence (County) | Cattaraugus |
| Naturalization Status | Naturalized |
| Occupation | Carman |
| Industry | Railroad |
| Class of Worker | PW |
| Hours Worked | 3 |
| Income (1939) | 360 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| 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 Joseph Kowalski across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Joseph Kowalski
Head · 1940 · age 44 · b. ~1896 · 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 — Cattaraugus-County, New York
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1940 US Federal Census — Cattaraugus-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02506-00754)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Leo Pavlak | 29 | Son | Cabinet Maker | New York |
| 42 | August Pavlak | 22 | Son | Cabinet Maker | New York |
| 43 | Teresa Pavlak | 31 | Daughter | — | New York |
| 44 | Frances Pavlak | 26 | Daughter | Stenographer | New York |
| 45 | Joan Pavlak | 25 | Daughter | Teacher | New York |
| 46 | Irene (V) Pavlak | 19 | Daughter | Receptionist | New York |
| 47 | Casimir Vesneski | 35 | Head | Patrolman | New York |
| 48 | Anthony Vesneski | 46 | Brother | Machinist | New York |
| 49 | Helen (V) Vesneski | 39 | Sister | — | New York |
| 50 | Evelyn Vesneski | 11 | Niece | — | New York |
| 51 | Edward Vesneski | 6 | Nephew | — | New York |
| 52 | James Vesneski | 2 | Nephew | — | New York |
| 53 | John Kawalaski | 21 | Nephew | New Worker | New York |
| 54 | Joseph Kowalski THIS PERSON | 44 | Head | Carman | Poland |
| 55 | Catherine Kowalski | 42 | Wife | — | New York |
| 56 | Leonard Kowalski | 20 | Son | Blacksmith Helper | New York |
| 57 | Helen Kowalski | 18 | Daughter | — | New York |
| 58 | Walter Kowalski | 15 | Son | Nightwatchman | New York |
| 59 | Sophie Kowalski | 15 | Daughter | — | New York |
| 60 | Loretta Kowalski | 13 | Daughter | — | New York |
| 61 | Marion Kowalski | 12 | Daughter | — | New York |
| 62 | Daniel Kowalski | 11 | Son | — | New York |
| 63 | Josephine (X) Bolasik | 53 | Head | — | New York |
| 64 | Lucille Bolasik | 25 | Daughter | Clerk | New York |
| 65 | Leo Bolasik | 23 | Son | Wood Cutter | New York |
| 66 | Anastasia Bolasik | 19 | Daughter | Waitress | New York |
| 67 | Marie Bolasik | 17 | Daughter | — | New York |
| 68 | Paul Bolasik | 15 | Son | — | New York |
| 69 | Carl Bolasik | 12 | Son | — | New York |
| 70 | Leo Joseph Cole | 45 | Head | Brakeman | Michigan |
| 71 | Anna Cole | 46 | Wife | — | New York |
| 72 | Albina Cole | 12 | Daughter | — | New York |
| 73 | Mary Zelinski | 74 | Mother-in-law | — | Poland |
| 74 | Raffe Adamczak | 46 | Head | Baker | Poland |
| 75 | Elizabeth Adamczak | 43 | Wife | — | New York |
| 76 | Joseph Adamczak | 4 | Son | — | New York |
| 77 | Leonard Zaproski | 24 | Head | Peeler | New York |
| 78 | Irene (V) Zaproski | 27 | Wife | — | New York |
| 79 | Marion Zielinski | 67 | Head | Rail Finisher | Poland |
| 80 | Antoinette Zielinski | 65 | Wife | — | Poland |
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)