RE
Richard Evans — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Richard Evans across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 12-person household.
Age 12
b. ~1928
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Evans |
| Given Name | Richard |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Curtisville 1-30 |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Curtisville 130 |
| Est. Birth Year | ~1928 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Richard | Age | Birth yr |
|---|---|---|---|---|
| Thomas Evans | Son | — | 16 | ~1924 |
| Edward Evans | Son | — | 15 | ~1925 |
| Flora Evans | Daughter | — | 9 | ~1931 |
| Sarah Evans | Daughter | — | 3 | ~1937 |
| Clayton Evans | Son | — | 10 | ~1930 |
| Linda Evans | Daughter | — | 1 | ~1939 |
| Paul Evans | Son | — | 7 | ~1933 |
| Esther Evans | Daughter | — | 14 | ~1926 |
| Richard Evans | Son | — | 12 | ~1928 |
| Matilda Evans | Spouse | — | 38 | ~1902 |
| Mary Evans | Daughter | — | 5 | ~1935 |
| Thomas Clayton | Head | — | 49 | ~1891 |
Census Appearances
1930
Allegheny, Pennsylvania
Son, age 3
Allegheny, Pennsylvania · implied b. ~1927 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Evans |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Son, age 12
Allegheny-County, Pennsylvania · implied b. ~1928 — 12 household members
| Surname | Evans |
| Given Name | Richard |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Curtisville 1-30 |
| 1935 Residence (County) | Allegheny |
| Class of Worker | 0 |
| Highest Grade | 5 |
| 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 Richard Evans across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Richard Evans
Son · 1940 · age 12 · b. ~1928 · Pennsylvania
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Sibling
Edward Evans
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Evans
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clayton Evans
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Evans
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Evans
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Flora Evans
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Esther Evans
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Linda Evans
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Evans
Sibling · 1940 · age 3
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-t0627-03420-00439)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Audrey Lawton | 16 | daughter | — | Pennsylvania |
| 42 | Helen Lawton | 13 | daughter | — | Pennsylvania |
| 43 | Marjorie Lawton | 11 | daughter | — | Pennsylvania |
| 44 | James Scully | 39 | head | Laborer | Scotland |
| 45 | Mildred Scully | 29 | wife | — | Pennsylvania |
| 46 | Claude Scully | 10 | son | — | Pennsylvania |
| 47 | Norma Scully | 5 | daughter | — | Pennsylvania |
| 48 | Janet Scully | 3 | daughter | — | Pennsylvania |
| 49 | Thomas Clayton | 49 | head | Laborer | Arkansas |
| 50 | Matilda Evans | 38 | wife | — | Pennsylvania |
| 51 | Thomas Evans | 16 | son | — | Pennsylvania |
| 52 | Edward Evans | 15 | son | — | Pennsylvania |
| 53 | Esther Evans | 14 | daughter | — | Pennsylvania |
| 54 | Richard Evans THIS PERSON | 12 | son | — | Pennsylvania |
| 55 | Clayton Jr. Evans | 10 | son | — | Oklahoma |
| 56 | Flora Evans | 9 | daughter | — | Oklahoma |
| 57 | Paul Evans | 7 | son | — | Pennsylvania |
| 58 | Mary A. Evans | 5 | daughter | — | Pennsylvania |
| 59 | Sarah Evans | 3 | daughter | — | Pennsylvania |
| 60 | Linda Evans | 1 | daughter | — | Pennsylvania |
| 61 | George Spence | 69 | head | Laborer | Scotland |
| 62 | Rachel Spence | 65 | wife | — | Pennsylvania |
| 63 | Thomas Spence | 22 | son | Laborer | Pennsylvania |
| 64 | Delores Spence | 7 | grand daughter | — | Pennsylvania |
| 65 | Ignatz Czwakza | 43 | head | Coal Loader | Poland |
| 66 | Mary Czwakza | 37 | wife | — | Poland |
| 67 | John Czwakza | 21 | son | Farm Worker | Pennsylvania |
| 68 | Stanley Czwakza | 16 | son | — | Pennsylvania |
| 69 | Frank Czwakza | 12 | son | — | Pennsylvania |
| 70 | Edmund Czwakza | 12 | son | — | Pennsylvania |
| 71 | John O'Connell | 64 | head | Assistant Boss | Pennsylvania |
| 72 | Nora O'Connell | 60 | wife | — | Pennsylvania |
| 73 | John Ullom | 54 | head | Carpenter | West Virginia |
| 74 | Bedelia Ullom | 53 | wife | — | West Virginia |
| 75 | Charles O'Connell | 73 | head | Fire Boss | Pennsylvania |
| 76 | Ellen O'Connell | 69 | wife | — | Pennsylvania |
| 77 | Elizabeth Brill | 38 | daughter | — | Pennsylvania |
| 78 | Charles Brill | 11 | grand son | — | Pennsylvania |
| 79 | Thomas Brill | 10 | grand son | — | Pennsylvania |
| 80 | Betty Brill | 5 | grand daughter | — | 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)