CR
Charles Richards — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Charles Richards across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1911), then head of a 7-person household.
Age 29
b. ~1911
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Richards |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh City |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Spring Worker |
| Industry | Automobile |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1000 |
| Highest Grade | No 4-3 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Spring Worker |
| Township / Ward | Pittsburgh City |
| Est. Birth Year | ~1911 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Charles Richards | Son | — | 29 | ~1911 |
| John Richards | Head | — | 63 | ~1877 |
| Gertrude Sill | Other | — | 61 | ~1879 |
| Marie Richards | Spouse | — | 59 | ~1881 |
| Thomas Hart | Other | — | 30 | ~1910 |
| Harry Richards | Son | — | 20 | ~1920 |
| Allan Richards | Son | — | 25 | ~1915 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 9
Allegheny, Pennsylvania · implied b. ~1911 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Richards |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Son, age 19
Allegheny, Pennsylvania · implied b. ~1911 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Richards |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Grinder |
| Industry | Foundry |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Son, age 29
Allegheny-County, Pennsylvania · implied b. ~1911 — 7 household members
| Surname | Richards |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh City |
| 1935 Residence (County) | Allegheny |
| Occupation | Spring Worker |
| Industry | Automobile |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1000 |
| Highest Grade | No 4-3 |
| 1935 Residence | Same House |
| 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 Charles Richards across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Richards (~0.92 confidence) and father John Richards (~0.92 confidence) and mother Marie Richards (~0.92 confidence) and mother Mary Richards (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Richards
b. ~1876
Source father
● Household
· direct · ~0.92
Father
John Richards
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Marie Richards
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Mary Richards
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Richards
Son · 1940 · age 29 · b. ~1911 · Pennsylvania
★ You are viewing this record
Sibling
Harry Richards
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Allan Richards
Sibling · 1940 · age 25
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 — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03675-00375)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John Richards | 63 | Head | — | Pennsylvania |
| 42 | Marie Richards | 59 | Wife | — | Pennsylvania |
| 43 | Charles Richards THIS PERSON | 29 | Son | Spring Worker | Pennsylvania |
| 44 | Allan Richards | 25 | Son | Spring Worker | Pennsylvania |
| 45 | Harry Richards | 20 | Son | Pin Boy | Pennsylvania |
| 46 | Gertrude Sill | 61 | Sister-in-law | — | Pennsylvania |
| 47 | Thomas Hart | 30 | Lodger | Laborer | Pennsylvania |
| 48 | Edward V. Halpin | 46 | Head | Letter Carrier | Pennsylvania |
| 49 | Bertha Halpin | 43 | Wife | — | Pennsylvania |
| 50 | Harry C. Wissner | 44 | Head | Machinist | Pennsylvania |
| 51 | Margaret S. Wissner | 42 | Wife | — | Pennsylvania |
| 52 | Esther Marie Wissner | 13 | Daughter | — | Pennsylvania |
| 53 | Morris Aronoff | 47 | Head | Grocer | Russia |
| 54 | Rena Aronoff | 45 | Wife | — | Russia |
| 55 | Selma Aronoff | 15 | Daughter | — | Pennsylvania |
| 56 | David Sigal | 24 | Head | Manager | Pennsylvania |
| 57 | Mildred Sigal | 20 | Wife | Stenographer | Pennsylvania |
| 58 | William R. Lovell | 70 | Head | Janitor | Pennsylvania |
| 59 | Margaret Lovell | 65 | Wife | — | Pennsylvania |
| 60 | Edward Vogely | 59 | Head | Axle Finisher | Pennsylvania |
| 61 | Myrtle Vogely | 54 | Wife | — | Pennsylvania |
| 62 | Cecelia Decoursey | 38 | Head | Supervisor | Pennsylvania |
| 63 | Elizabeth Decoursey | 45 | Sister | — | Pennsylvania |
| 64 | Ewen Mckellan | 64 | Head | Special Patrol | Scotland |
| 65 | Sophia Mckellan | 59 | Wife | — | Pennsylvania |
| 66 | Charles R. Mckellan | 26 | Son | Mechanic | Pennsylvania |
| 67 | Rose Hunsinger | 50 | Lodger | Attendant | Pennsylvania |
| 68 | Elizabeth Ebbert | 72 | Head | — | Ohio |
| 69 | James A. Greer | 42 | Head | Superintendent Of Service | Pennsylvania |
| 70 | Marie E. Greer | 43 | Wife | — | Pennsylvania |
| 71 | James Mckenna | 55 | Head | Iron Worker | Pennsylvania |
| 72 | Mary C. Mckenna | 51 | Wife | Ladies Apparel Saleslady | Ohio |
| 73 | Otto Koester | 18 | Stepson | — | Pennsylvania |
| 74 | Mary Koester | 16 | Step-Daughter | — | Pennsylvania |
| 75 | Catherine O'Donovan | 68 | Head | — | Eire (Ireland) |
| 76 | John A. Carey | 45 | Son | Hotel Clerk | Pennsylvania |
| 77 | Mary F. Farrell | 65 | Sister | Matron | West Virginia |
| 78 | Robert L. Slaney | 30 | Head | Clerk | Pennsylvania |
| 79 | Sarah Slaney | 28 | Wife | — | Pennsylvania |
| 80 | Alfred Slaney | 65 | Head | Laborer | England |
Pedigree Summary
Charles + 2 siblings
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)