GN
George Nichols — 1940 US Census Record
Model Tree available1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this George Nichols across the 1920, 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents George & Mary — first a son (b.~1917), then head of a 5-person household.
Age 23
b. ~1917
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Nichols |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Occupation | Linesman Appr. |
| Industry | Penna. Elec. Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 412 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Linesman Appr. |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1917 |
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 George | Age | Birth yr |
|---|---|---|---|---|
| George Nichols | Son | — | 23 | ~1917 |
| Isabelle Nichols | Daughter | — | 33 | ~1907 |
| George Nichols | Head | — | 58 | ~1882 |
| Mary Nichols | Spouse | — | 53 | ~1887 |
| Evelyn Nichols | Daughter | — | 30 | ~1910 |
Census Appearances
1920
Philadelphia, Pennsylvania
Son, age 3
Philadelphia, Pennsylvania · implied b. ~1917 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nichol |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Mother Tongue | English |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Philadelphia, Pennsylvania
Son, age 13
Philadelphia, Pennsylvania · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nichol |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Philadelphia-County, Pennsylvania
Son, age 23
Philadelphia-County, Pennsylvania · implied b. ~1917 — 5 household members
| Surname | Nichols |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Occupation | Linesman Appr. |
| Industry | Penna. Elec. Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 412 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Nichols across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Nichol (~0.92 confidence) and mother Mary Nichol (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Nichol
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Mary Nichol
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
George Nichols
Son · 1940 · age 23 · b. ~1917 · Pennsylvania
★ You are viewing this record
Sibling
Evelyn Nichols
Sibling · 1940 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Isabelle Nichols
Sibling · 1940 · age 33
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
1940 US Federal Census — Philadelphia-County, Pennsylvania
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03722-00282)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James F. Shannon | 70 | Head | Spare Hand | Ireland |
| 2 | Anne A. Shannon | 69 | Wife | — | Pennsylvania |
| 3 | Charles Kennedy | 42 | Head | Hosiery Fixer | Pennsylvania |
| 4 | Anne Kennedy | 38 | Wife | Cigar Store | Pennsylvania |
| 5 | Charles Kennedy | 22 | Son | New Worker | Pennsylvania |
| 6 | George Kennedy | 18 | Son | New Worker | Pennsylvania |
| 7 | Eugene Kennedy | 15 | Son | — | Pennsylvania |
| 8 | Jane Kennedy | 6 | Son | — | Pennsylvania |
| 10 | William E. Riley | 40 | Head | Bench Hand | England |
| 11 | Loretta M. Riley | 34 | Wife | — | Pennsylvania |
| 12 | William J. Riley | 18 | Son | Factory Hand | Pennsylvania |
| 13 | Rosella O'Connor | 30 | Sister-in-law | Checker | Pennsylvania |
| 14 | Loretta O'Connor | 13 | Niece | — | Pennsylvania |
| 15 | Rosella O'Connor | 8 | Niece | — | Pennsylvania |
| 16 | Joseph Bee | 68 | Father-in-law | — | Pennsylvania |
| 17 | William C. Gross | 57 | Head | Handyman | Pennsylvania |
| 18 | May Gross | 55 | Wife | — | Pennsylvania |
| 19 | Mary E. Dolan | 31 | Daughter | — | Pennsylvania |
| 20 | Joseph Dolan | 36 | Son-in-law | Clerk | Pennsylvania |
| 21 | Patricia Dolan | 4 | Niece | — | Pennsylvania |
| 22 | Thomas Dolan | 2 | Nephew | — | Pennsylvania |
| 23 | May E. Dolan | 0 | Niece | — | Pennsylvania |
| 24 | Laura Duncan | 58 | Sister-in-law | Packer | Pennsylvania |
| 25 | Bernard J. Hipp | 42 | Head | Knitter | Pennsylvania |
| 26 | Mary Hipp | 38 | Wife | Topper | Pennsylvania |
| 27 | Bernard Jr. Hipp | 8 | Son | — | Pennsylvania |
| 28 | John Rock | 47 | Head | Dyer | Hungary |
| 29 | Catherine Rock | 47 | Wife | — | Hungary |
| 30 | Catherine Rock | 22 | Daughter | Packer | Pennsylvania |
| 31 | George Nichols | 58 | Head | Conductor | Scotland |
| 32 | Mary Nichols | 53 | Wife | — | Scotland |
| 33 | Isabelle Nichols | 33 | Daughter | Winder | Pennsylvania |
| 34 | Evelyn Nichols | 30 | Daughter | Packer | Pennsylvania |
| 35 | George Nichols THIS PERSON | 23 | Son | Linesman Appr. | Pennsylvania |
| 36 | Xavier Schmitzenbaumer | 49 | Head | Store Keeper | Germany |
| 37 | Barbara Schmitzenbaumer | 36 | Wife | — | Germany |
| 38 | Frank X. Schmitzenbaumer | 2 | Son | — | Pennsylvania |
| 39 | Charles A. Poone | 26 | Head | Machinist | Pennsylvania |
| 40 | Bertha L. Poone | 22 | Wife | Machine Operator | Pennsylvania |
Related Census Records
Pedigree Summary
George + 2 siblings
Gen 1 · 2 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)