SC
Sarah Campbell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Sarah Campbell across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 15-person household.
Age 18
b. ~1922
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Campbell |
| Given Name | Sarah M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | House Work |
| Industry | Private Farm |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 650 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | House Work |
| Township / Ward | Pittsburgh |
| 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.
15 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Sarah | Age | Birth yr |
|---|---|---|---|---|
| Martha Campbell | Daughter | — | 15 | ~1925 |
| Annam Campbell | Daughter | — | 7 | ~1933 |
| Gertrude Weismantle | Daughter | — | 27 | ~1913 |
| Dorothy Campbell | Daughter | — | 5 | ~1935 |
| Sarah Campbell | Daughter | — | 18 | ~1922 |
| George Campbell | Head | — | 49 | ~1891 |
| John Weismantle | Other | — | 49 | ~1891 |
| Thomas Weismantle | Other | — | 3 | ~1937 |
| Bertha Weismantle | Other | — | 5 | ~1935 |
| Charles Weismantle | Other | — | 6 | ~1934 |
| Gertrude Weismantle | Other | — | 1 | ~1939 |
| Edward Campbell | Son | — | 12 | ~1928 |
| Donald Campbell | Son | — | 3 | ~1937 |
| George Campbell | Son | — | 9 | ~1931 |
| Sarah Campbell | Spouse | — | 47 | ~1893 |
Census Appearances
1930
Allegheny, Pennsylvania
Daughter, age 8
Allegheny, Pennsylvania · implied b. ~1922 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Sarah |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Daughter, age 18
Allegheny-County, Pennsylvania · implied b. ~1922 — 15 household members
| Surname | Campbell |
| Given Name | Sarah M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Occupation | House Work |
| Industry | Private Farm |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 650 |
| Highest Grade | Hs 4 |
| 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 Sarah Campbell across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Sarah Campbell
Daughter · 1940 · age 18 · b. ~1922 · Pennsylvania
★ You are viewing this record
Sibling
Dorothy Campbell
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Annam Campbell
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Campbell
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martha Campbell
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Campbell
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Campbell
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertrude Weismantle
Sibling · 1940 · age 27
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-t0627-03674-00712)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | George Campbell | 49 | Head | Truck Driver | Pennsylvania |
| 42 | Sarah A Campbell | 47 | Wife | — | Pennsylvania |
| 43 | Sarah M Campbell THIS PERSON | 18 | Daughter | House Work | Pennsylvania |
| 44 | Martha Campbell | 15 | Daughter | — | Pennsylvania |
| 45 | Edward Campbell | 12 | Son | — | Pennsylvania |
| 46 | George Campbell | 9 | Son | — | Pennsylvania |
| 47 | Annam Campbell | 7 | Daughter | — | Pennsylvania |
| 48 | Dorothy Campbell | 5 | Daughter | — | Pennsylvania |
| 49 | Donald Campbell | 3 | Son | — | Pennsylvania |
| 50 | Gertrude Weismantle | 27 | Daughter | — | Pennsylvania |
| 51 | John H Weismantle | 49 | Son-in-law | Laborer | Pennsylvania |
| 52 | Charles Weismantle | 6 | Grandson | — | Pennsylvania |
| 53 | Bertha Weismantle | 5 | Granddaughter | — | Pennsylvania |
| 54 | Thomas Weismantle | 3 | Grandson | — | Pennsylvania |
| 55 | Gertrude Weismantle | 1 | Granddaughter | — | Pennsylvania |
| 56 | Theodore Hahn | 31 | Head | Attendant | Pennsylvania |
| 57 | Dorothy Hahn | 36 | Wife | — | Pennsylvania |
| 58 | Dorothy A Hahn | 4 | Daughter | — | Pennsylvania |
| 59 | William Mann | 40 | Head | Car Washer | Pennsylvania |
| 60 | Violet Mann | 34 | Wife | — | Pennsylvania |
| 61 | William Jr Mann | 10 | Son | — | Pennsylvania |
| 62 | Betty Mann | 7 | Daughter | — | Pennsylvania |
| 63 | Shirley Mann | 4 | Daughter | — | Pennsylvania |
| 64 | George Hahn | 22 | Head | Labor | Pennsylvania |
| 65 | Mary Hahn | 20 | Wife | — | Pennsylvania |
| 66 | Adam Gelheiser | 68 | Step-father | Retired | Pennsylvania |
| 67 | Max S Kuberek | 33 | Head | Truck Driver | Pennsylvania |
| 68 | Hazel Kuberek | 25 | Wife | — | Pennsylvania |
| 69 | Gary Kuberek | 3 | Son | — | Pennsylvania |
| 70 | Merle Kuberek | 0 | Son | — | Pennsylvania |
| 71 | Max S Kuberek | 61 | Head | Labor | Germany |
| 72 | Rose Kuberek | 53 | Wife | — | Pennsylvania |
| 73 | Rose M Kuberek | 18 | Daughter | Sales Lady | Pennsylvania |
| 74 | Andrew Novak | 48 | Head | Field Supertend | Pennsylvania |
| 75 | Josephine Novak | 47 | Wife | — | Austria |
| 76 | Dorothy Novak | 20 | Daughter | Sales Lady | Pennsylvania |
| 77 | Andrew Jr Novak | 17 | Son | — | Pennsylvania |
| 78 | Lois Novak | 13 | Daughter | — | Pennsylvania |
| 79 | Peter Pongolski | 24 | Head | Pressman | Pennsylvania |
| 80 | Mildred Pongolski | 23 | Wife | — | 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)