MS
Maurice Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Maurice Smith across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 8-person household.
Age 18
b. ~1922
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Smith |
| Given Name | Maurice |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Avalon Boro |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Avalon Boro |
| Est. Birth Year | ~1922 |
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 Maurice | Age | Birth yr |
|---|---|---|---|---|
| William Smith | Head | — | 42 | ~1898 |
| Kenneth Smith | Son | — | 11 | ~1929 |
| William Smith | Son | — | 20 | ~1920 |
| Ethel Smith | Spouse | — | 41 | ~1899 |
| Maurice Smith | Son | — | 18 | ~1922 |
| Maxine Smith | Daughter | — | 8 | ~1932 |
| Erma Smith | Daughter | — | 22 | ~1918 |
| Oliver Smith | Son | — | 15 | ~1925 |
Census Appearances
1930
Allegheny, Pennsylvania
Son, age 8
Allegheny, Pennsylvania · implied b. ~1922 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Maurice C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Maryland |
| Mother's Birthplace | North Carolina |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Son, age 18
Allegheny-County, Pennsylvania · implied b. ~1922 — 8 household members
| Surname | Smith |
| Given Name | Maurice |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Avalon Boro |
| 1935 Residence (County) | Allegheny |
| Class of Worker | 0 |
| Highest Grade | H-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 Maurice Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Maurice Smith
Son · 1940 · age 18 · b. ~1922 · Pennsylvania
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Sibling
Erma Smith
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maxine Smith
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Oliver Smith
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Smith
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Smith
Sibling · 1940 · age 11
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
39 people indexed on this census page (nara:1940:m-t0627-03397-00290)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Helen Pratt | 28 | Daughter | Stenographer | Kansas |
| 42 | Catherine Pratt | 24 | Daughter | Stenographer | Pennsylvania |
| 43 | Lillian Pratt | 21 | Daughter | Sales Clerk | Pennsylvania |
| 44 | Julia Pratt | 15 | Daughter | — | Pennsylvania |
| 45 | Charles Gulliver | 45 | Head | Printer | Pennsylvania |
| 46 | Bernice Gulliver | 42 | Wife | — | Pennsylvania |
| 47 | Charles Gulliver | 20 | Son | — | Pennsylvania |
| 48 | Dolores Gulliver | 17 | Daughter | — | Pennsylvania |
| 49 | Edward Franz | 36 | Head | Draftsman | Pennsylvania |
| 50 | Helen Franz | 35 | Wife | — | Pennsylvania |
| 51 | Russell Franz | 5 | Son | — | Pennsylvania |
| 52 | Hazel Steele | 33 | Sister-in-law | — | Pennsylvania |
| 53 | Marilyn Steele | 7 | Niece | — | Pennsylvania |
| 54 | Joseph Hatton | 47 | Head | Carpenter | England |
| 55 | Martha Hatton | 46 | Wife | — | England |
| 56 | Ann Harris | 71 | Mother-in-law | — | England |
| 57 | Elizabeth Harris | 43 | Sister-in-law | — | England |
| 58 | Robert Barsh | 35 | Head | Laborer | Ohio |
| 59 | Margaret Barsh | 35 | Wife | — | Pennsylvania |
| 60 | Alexander Dunlap | 65 | Father-in-law | — | Pennsylvania |
| 61 | Georgia Dunlap | 61 | Mother-in-law | — | Pennsylvania |
| 62 | Theodore Dunlap | 37 | Brother-in-law | Stock Clerk | Pennsylvania |
| 63 | George Smith | 35 | Head | Laborer | Virginia |
| 64 | Margaret Smith | 30 | Wife | — | Pennsylvania |
| 65 | Robert Smith | 1 | Son | — | Pennsylvania |
| 66 | William Smith | 42 | Head | Chauffeur | Maryland |
| 67 | Ethel Smith | 41 | Wife | — | West Virginia |
| 68 | Erma Smith | 22 | Daughter | — | Pennsylvania |
| 69 | William Jr. Smith | 20 | Son | Butler | Pennsylvania |
| 70 | Maurice Smith THIS PERSON | 18 | Son | — | Pennsylvania |
| 71 | Oliver Smith | 15 | Son | — | Pennsylvania |
| 72 | Kenneth Smith | 11 | Son | — | Pennsylvania |
| 73 | Maxine Smith | 8 | Daughter | — | Pennsylvania |
| 74 | Olive Williams | 75 | Head | — | Alabama |
| 75 | John Huntington | 55 | Head | Odd Jobs | Tennessee |
| 76 | Gaetano Falvo | 62 | Head | Laborer | Italy |
| 77 | Domenica Falvo | 52 | Wife | — | Italy |
| 78 | Albert Falvo | 16 | Son | — | Pennsylvania |
| 79 | John Falvo | 35 | Head | Laborer | Pennsylvania |
Related Census Records
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)