GC
George Chapman — 1940 US Census Record
Model Tree available1940 United States Federal Census · Niagara-County, New York
Our Model Tree links this George Chapman across the 1910, 1920, 1930 and 1940 US Censuses in Niagara-County, New York (XGBoost, ~Confirmed), with identified parents George & George — first a son (b.~1898), then head of a 8-person household.
Age 42
b. ~1898
Male
Son
Born: New York
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Niagara-County, New York |
| Surname | Chapman |
| Given Name | George Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Hartland town |
| 1935 Residence (County) | Niagara |
| Additional Details | |
| Occupation | Mechanic |
| Industry | Farm Machinery |
| Class of Worker | OA |
| Hours Worked | 54 |
| Income (1939) | 700 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Mechanic |
| Township / Ward | Hartland Town |
| Est. Birth Year | ~1898 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to George | Age | Birth yr |
|---|---|---|---|---|
| Wayne Chapman | Son | — | 1 | ~1939 |
| Warren Chapman | Son | — | ~1940 | |
| Jean Yanke | Other | — | 32 | ~1908 |
| Rose Chapman | Spouse | — | 74 | ~1866 |
| Susan Chapman | Spouse | — | 38 | ~1902 |
| George Chapman | Son | — | 42 | ~1898 |
| Rita Chapman | Daughter | — | 4 | ~1936 |
| George Chapman | Head | — | 78 | ~1862 |
Census Appearances
1910
Niagara, New …
Son, age 12
Niagara, New York · implied b. ~1898 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chapman |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1920
Niagara, New …
Son, age 21
Niagara, New York · implied b. ~1899 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chapman |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Niagara, New …
Son, age 32
Niagara, New York · implied b. ~1898 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chapman |
| Given Name | George M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Mechanic |
| Industry | Garage |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Niagara-County, New …
Son, age 42
Niagara-County, New York · implied b. ~1898 — 8 household members
| Surname | Chapman |
| Given Name | George Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Hartland town |
| 1935 Residence (County) | Niagara |
| Occupation | Mechanic |
| Industry | Farm Machinery |
| Class of Worker | OA |
| Hours Worked | 54 |
| Income (1939) | 700 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 George Chapman across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Chapman (~0.92 confidence) and father George Chapman (~0.92 confidence) and mother Rosa Chapman (~0.92 confidence) and mother Rose Chapman (~0.92 confidence) and mother Susan Chapman (~0.50 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.84
Father
George Chapman
b. ~1869
Source father
● Household
· direct · ~0.92
Father
George Chapman
b. ~1862
Source father
● Household
· direct · ~0.92
Mother
Rosa Chapman
b. ~1866
Source mother
● Household
· direct · ~0.92
Mother
Rose Chapman
b. ~1863
Source mother
● Household
· direct · ~0.92
Mother
Susan Chapman
b. ~1902
Source mother
● Household
· direct · ~0.5
This person
Anchor record
George Chapman
Son · 1940 · age 42 · b. ~1898 · New York
★ You are viewing this record
Sibling
Wayne Chapman
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita Chapman
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Warren Chapman
Sibling · 1940 · age
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 — Niagara-County, New York
Open full size
1940 US Federal Census — Niagara-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02695-00158)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Leo Urabel | 16 | Son | — | New York |
| 2 | Alfred Urabel | 14 | Son | — | New York |
| 3 | Edward Urabel | 12 | Son | — | New York |
| 4 | Paul Dorko | 54 | Hired man | Laborer | Czechoslovakia |
| 5 | Ottomar Rethfeldt | 34 | Head | Assembler | Estonia |
| 6 | Florence Rethfeldt | 25 | Wife | — | United States |
| 7 | Harry Rethfeldt | 2 | Son | — | United States |
| 8 | George Chapman | 78 | Head | — | New York |
| 9 | Rose Chapman | 74 | Wife | — | New York |
| 10 | George Jr. Chapman THIS PERSON | 42 | Son | Mechanic | New York |
| 11 | Susan Chapman | 38 | Wife | — | New York |
| 12 | Rita Lou Chapman | 4 | daughter | — | New York |
| 13 | Wayne Chapman | 1 | son | — | New York |
| 14 | Warren Chapman | 0 | son | — | New York |
| 15 | Jean Yanke | 32 | Cook | Cook | New York |
| 16 | Le Verne Beales | 22 | Head | Laborer | New York |
| 17 | Mildred Beales | 19 | Wife | — | New York |
| 18 | Gloria Ann Beales | 0 | daughter | — | New York |
| 19 | Victor Mugowski | 45 | Head | Farmer | Poland |
| 20 | Katherine Mugowski | 47 | Wife | — | New York |
| 21 | Richard Mugowski | 21 | son | Auto Mechanic | New York |
| 22 | David Conant | 20 | son | Truck Driver | New York |
| 23 | William Korcypski | 24 | Step-son | Farm Laborer | New York |
| 24 | Dorothy Korcypski | 18 | step daughter | — | New York |
| 25 | Lloyd Clare | 45 | Head | Farmer | New York |
| 26 | Belle Clare | 42 | Wife | — | New York |
| 27 | Marilyn Clare | 6 | daughter | — | New York |
| 28 | Ella Long | 72 | mother-in-law | — | Michigan |
| 29 | Thomas Clare | 83 | father | — | New York |
| 30 | William Watts | 47 | Head | Farmer | New York |
| 31 | Bertha Watts | 48 | Wife | — | New York |
| 32 | James Watts | 23 | son | — | New York |
| 33 | Leona Watts | 78 | mother | — | New York |
| 34 | Thomas Wortley | 59 | Head | Farmer | Canada |
| 35 | Hephzibah Wortley | 59 | Wife | — | England |
| 36 | Florence Wortley | 17 | daughter | — | New York |
| 37 | Emmett Mahar | 28 | Head | Farmer | New York |
| 38 | Sylvia Mahar | 27 | wife | — | New York |
| 39 | William Mahar | 5 | son | — | New York |
| 40 | David Mahar | 4 | son | — | New York |
Related Census Records
Pedigree Summary
George + 3 siblings
Gen 1 · 5 parents
~0.84
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)