BA
Barbara Anderson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Barbara Anderson across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 7-person household.
Age 15
b. ~1925
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Anderson |
| Given Name | Barbara |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Pittsburgh |
| 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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Barbara | Age | Birth yr |
|---|---|---|---|---|
| Lucille Crawford | Other | — | 26 | ~1914 |
| Barbara Anderson | Daughter | — | 15 | ~1925 |
| Lorraine Anderson | Spouse | — | 40 | ~1900 |
| Carol Anderson | Daughter | — | 7 | ~1933 |
| Ariel Anderson | Head | — | 44 | ~1896 |
| A Anderson | Son | — | 13 | ~1927 |
| Ariel Anderson | Son | — | 2 | ~1938 |
Census Appearances
1930
Allegheny, Pennsylvania
Daughter, age 5
Allegheny, Pennsylvania · implied b. ~1925 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Barbara A |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Daughter, age 15
Allegheny-County, Pennsylvania · implied b. ~1925 — 7 household members
| Surname | Anderson |
| Given Name | Barbara |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Class of Worker | 0 |
| Hours Worked | 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 Barbara Anderson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Barbara Anderson
Daughter · 1940 · age 15 · b. ~1925 · Pennsylvania
★ You are viewing this record
Sibling
Carol Anderson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ariel Anderson
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
A Anderson
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 — 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-t0627-03662-00147)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John H. Mccandless | 18 | Son | — | Pennsylvania |
| 2 | Here Ends Block 18 - Here Begins Block 19 | None | — | — | — |
| 3 | William J. Vickin | 50 | Head | Attorney | Pennsylvania |
| 4 | Sara B. Vickin | 39 | Wife | — | Pennsylvania |
| 5 | Jane Vickin | 13 | Daughter | — | Pennsylvania |
| 6 | William M. Vickin | 11 | Son | — | Pennsylvania |
| 7 | Charles S. Henderson | 63 | Head | District Manager | Scotland |
| 8 | Gertrude Henderson | 54 | Wife | — | England |
| 9 | Ursula Henderson | 32 | Daughter | Chief Clerk | England |
| 10 | Beatrice Henderson | 22 | Daughter | File Clerk | Pennsylvania |
| 11 | James O. Leigh | 64 | Head | Assistant Manager - Metallurgical Dept | Pennsylvania |
| 12 | Ada K. Leigh | 58 | Wife | — | Pennsylvania |
| 13 | Robert C. Leigh | 22 | Son | Metallurgist | Pennsylvania |
| 14 | Bertha Davison | 54 | Head | — | Pennsylvania |
| 15 | Lucille Slack | 23 | Servant | Maid | Pennsylvania |
| 16 | Here Ends Block 19 - Here Begins Block 17 | None | — | — | — |
| 17 | James F. Dayton | 67 | Head | — | Pennsylvania |
| 18 | Charles Dayton | 29 | Son | Attendant | Pennsylvania |
| 19 | Kay Dayton | 31 | Daughter | Teacher | Pennsylvania |
| 20 | James F. Jr. Dayton | 33 | Son | Salesman | Pennsylvania |
| 21 | Catherine Dayton | 30 | Daughter-in-law | — | Pennsylvania |
| 22 | Patricia Ann Dayton | 3 | Granddaughter | — | Pennsylvania |
| 23 | James F. Iii Dayton | 2 | Grandson | — | Pennsylvania |
| 24 | Eileen Castle | 26 | Lodger | Trained Nurse | Virginia |
| 25 | Here Ends Block 17 - Here Begins Block 18 | None | — | — | — |
| 26 | Ariel G. Anderson | 44 | Head | Clerk | Pennsylvania |
| 27 | Lorraine Anderson | 40 | Wife | — | Illinois |
| 28 | Barbara Anderson THIS PERSON | 15 | Daughter | — | Pennsylvania |
| 29 | A. Robert Anderson | 13 | Son | — | Pennsylvania |
| 30 | Carol Anderson | 7 | Daughter | — | Pennsylvania |
| 31 | Ariel J. Anderson | 2 | Son | — | Pennsylvania |
| 32 | Lucille Crawford | 26 | Servant | Maid | Virginia |
| 33 | Here Ends Block 18 - Here Begins Block 19 | None | — | — | — |
| 34 | Fred C. Masten | 67 | Head | — | Ohio |
| 35 | Lula Belle Masten | 63 | Wife | — | Ohio |
| 36 | Fred C. Jr. Masten | 26 | Son | Representative | Pennsylvania |
| 37 | Mabel S. Kilpatrick | 61 | Sister-in-law | — | Ohio |
| 38 | John B. Carlock | 57 | Head | Engineer Of Plants | Illinois |
| 39 | Sidney O. Carlock | 48 | Wife | — | Missouri |
| 40 | Eleanor Carlock | 20 | 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)