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Betty Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Chester-County, Pennsylvania
Our Model Tree links this Betty Smith across the 1930 and 1940 US Censuses in Chester-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 10-person household.
Age 15
b. ~1925
Female
Daughter
Born: West Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Chester-County, Pennsylvania |
| Surname | Smith |
| Given Name | Betty |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | West Virginia |
| 1935 Residence (City) | Downingtown |
| 1935 Residence (County) | Chester |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same House |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
| Township / Ward | Downingtown |
| Est. Birth Year | ~1925 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Betty | Age | Birth yr |
|---|---|---|---|---|
| Betty Smith | Daughter | — | 15 | ~1925 |
| Mary Van Ness | Daughter | — | 18 | ~1922 |
| Geneva Smith | Daughter | — | 10 | ~1930 |
| Carrie Smith | Daughter | — | 24 | ~1916 |
| Samuel Smith | Head | — | 44 | ~1896 |
| George Van Ness | Other | — | 23 | ~1917 |
| Dudley Smith | Son | — | 13 | ~1927 |
| Samuel Smith | Son | — | 22 | ~1918 |
| Grant Smith | Son | — | 20 | ~1920 |
| Catherine Smith | Spouse | — | 44 | ~1896 |
Census Appearances
1930
Chester, Pennsylvania
Daughter, age 6
Chester, Pennsylvania · implied b. ~1924 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Betty |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 6 |
| Marital Status | Single |
| Birthplace | West Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1940
Chester-County, Pennsylvania
Daughter, age 15
Chester-County, Pennsylvania · implied b. ~1925 — 10 household members
| Surname | Smith |
| Given Name | Betty |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | West Virginia |
| 1935 Residence (City) | Downingtown |
| 1935 Residence (County) | Chester |
| Class of Worker | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same House |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
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 Betty Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Betty Smith
Daughter · 1940 · age 15 · b. ~1925 · Pennsylvania
★ You are viewing this record
Sibling
Carrie Smith
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grant Smith
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Samuel Smith
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Geneva Smith
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Van Ness
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dudley Smith
Sibling · 1940 · age 13
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 — Chester-County, Pennsylvania
Open full size
1940 US Federal Census — Chester-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03464-00671)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Samuel Smith | 44 | Head | Houseman | Virginia |
| 42 | Catherine Smith | 44 | Wife | — | Virginia |
| 43 | Carrie Smith | 24 | Daughter | Maid | Virginia |
| 44 | Samuel Oscar Smith | 22 | Son | Truck Driver | West Virginia |
| 45 | Grant Smith | 20 | Son | — | West Virginia |
| 46 | Betty Smith THIS PERSON | 15 | Daughter | — | West Virginia |
| 47 | Dudley Smith | 13 | Son | — | West Virginia |
| 48 | Geneva Smith | 10 | Daughter | — | Pennsylvania |
| 49 | George Van Ness | 23 | Son-in-law | Truck Driver | New Jersey |
| 50 | Mary Van Ness | 18 | Daughter | Maid | West Virginia |
| 51 | Frank Whitely | 40 | Head | Stone Mason | Pennsylvania |
| 52 | Grace Whitely | 29 | Wife | — | Pennsylvania |
| 53 | Frank Richmond Whitely | 12 | Son | — | Pennsylvania |
| 54 | Joan Charles Whitely | 11 | Son | — | Pennsylvania |
| 55 | Esther Blanche Whitely | 7 | Daughter | — | Pennsylvania |
| 56 | Howard Warren Whitely | 5 | Son | — | Pennsylvania |
| 57 | Lillian Mae Whitely | 1 | Daughter | — | Pennsylvania |
| 58 | Sinnie Collier | 40 | Head | — | South Carolina |
| 59 | William Collier | 14 | Son | — | Pennsylvania |
| 60 | Urtha Collier | 9 | Daughter | — | Pennsylvania |
| 61 | Alberta Collier | 6 | Daughter | — | Pennsylvania |
| 62 | Albert Collier | 6 | Son | — | Pennsylvania |
| 63 | Evelyn Collier | 3 | Daughter | — | Pennsylvania |
| 64 | Lawrence Robertson | 15 | Boarder | — | Pennsylvania |
| 65 | Alfonz Bucci | 50 | Head | Watchman | Italy |
| 66 | Mary Bucci | 39 | Wife | — | Italy |
| 67 | Thomas Bucci | 18 | Son | Laborer | Pennsylvania |
| 68 | Rose Bucci | 15 | Daughter | — | Pennsylvania |
| 69 | Anna Bucci | 13 | Daughter | — | Pennsylvania |
| 70 | Lena Bucci | 11 | Daughter | — | Pennsylvania |
| 71 | Elizabeth Bucci | 8 | Daughter | — | Pennsylvania |
| 72 | Francis Nostyer | 31 | Head | Driver'S Helper | Pennsylvania |
| 73 | Hilda Nostyer | 22 | Wife | — | Pennsylvania |
| 74 | Frances Nostyer | 5 | Daughter | — | Pennsylvania |
| 75 | William Patterson | 58 | Head | Laborer | North Carolina |
| 76 | Rosie Patterson | 50 | Wife | — | North Carolina |
| 77 | Pete Patterson | 20 | Son | Hod Carrier | Delaware |
| 78 | Maxine Patterson | 13 | Daughter | — | Pennsylvania |
| 79 | Lincoln Patterson | 12 | Son | — | Pennsylvania |
| 80 | Percy Asparagus | 47 | Head | Common Laborer | 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)