MS
Margaret Shaw — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Margaret Shaw across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents John & William — first a daughter (b.~1900), then head of a 4-person household.
Age 40
b. ~1900
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Shaw |
| Given Name | Margaret M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Shaler Township |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Transcriber |
| Industry | Cemetery office |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 600 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Transcriber |
| Township / Ward | Shaler Township |
| Est. Birth Year | ~1900 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| William Shaw | Head | — | 70 | ~1870 |
| Margaret Shaw | Daughter | — | 40 | ~1900 |
| Sophia Shaw | Spouse | — | 69 | ~1871 |
| Elizabeth Shaw | Daughter | — | 28 | ~1912 |
Census Appearances
1920
Allegheny, Pennsylvania
Daughter, age 21
Allegheny, Pennsylvania · implied b. ~1899 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Shaw |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Stenographer |
| Industry | Pullman Car Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Daughter, age 31
Allegheny, Pennsylvania · implied b. ~1899 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Shaw |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 30 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Stenographer |
| Industry | Railroad Off |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Daughter, age 40
Allegheny-County, Pennsylvania · implied b. ~1900 — 4 household members
| Surname | Shaw |
| Given Name | Margaret M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Shaler Township |
| 1935 Residence (County) | Allegheny |
| Occupation | Transcriber |
| Industry | Cemetery office |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 600 |
| Highest Grade | H-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 Margaret Shaw across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Shaw (~0.92 confidence) and father William Shaw (~0.92 confidence) and mother Nancy Shaw (~0.92 confidence) and mother Sophia Shaw (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Shaw
b. ~1875
Source father
● Household
· direct · ~0.92
Father
William Shaw
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Nancy Shaw
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Sophia Shaw
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Shaw
Daughter · 1940 · age 40 · b. ~1900 · Pennsylvania
★ You are viewing this record
Sibling
Elizabeth Shaw
Sibling · 1940 · age 28
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-t0627-03417-00101)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Meller | 72 | Head | — | Pennsylvania |
| 42 | Robert P. Allison | 60 | Head | Plant Foreman | Pennsylvania |
| 43 | Bertha Allison | 56 | Wife | — | Pennsylvania |
| 44 | John S. Allison | 23 | Son | — | Pennsylvania |
| 45 | S. Alice Eddleston | 78 | Mother-in-law | — | Pennsylvania |
| 46 | Hathcock Mcdowell | 58 | Head | Gardner | Pennsylvania |
| 47 | T. Frances Mcdowell | 54 | Wife | — | Pennsylvania |
| 48 | Francis J. Lamb | 31 | Son-in-law | Shipping Clerk | Pennsylvania |
| 49 | Dorothy M. Lamb | 24 | Daughter | Saleswoman | Pennsylvania |
| 50 | Kate Mcgrath | 65 | Sister | — | Pennsylvania |
| 51 | Anna A. Mcclellan | 74 | Head | — | Pennsylvania |
| 52 | Arthur E. Mcclellan | 34 | Son | Painter | Pennsylvania |
| 53 | Dorothy Mcclellan | 35 | Daughter | Transcriber | Pennsylvania |
| 54 | Thomas J. Mcclellan | 31 | Son | Painter | Pennsylvania |
| 55 | George W. Mayer | 44 | Head | Painter | Pennsylvania |
| 56 | Jane T. Mayer | 39 | Wife | — | Pennsylvania |
| 57 | Charles Mayer | 16 | Son | — | Pennsylvania |
| 58 | George Jr. Mayer | 10 | Son | — | Pennsylvania |
| 59 | Naomi Trimble | 67 | Mother-in-law | — | England |
| 60 | William B. Augney | 75 | Head | Lawyer | Pennsylvania |
| 61 | Ida S. Augney | 67 | Wife | — | Pennsylvania |
| 62 | Mellon F. Jarboe | 48 | Head | Auditor | Maryland |
| 63 | Helen M. Jarboe | 45 | Wife | — | Maryland |
| 64 | Marie Jarboe | 21 | Daughter | — | Maryland |
| 65 | William J. Straka | 40 | Head | Maintainer | Pennsylvania |
| 66 | Helen J. Straka | 38 | Wife | — | Pennsylvania |
| 67 | Helen M. Straka | 15 | Daughter | — | Pennsylvania |
| 68 | William C. Shaw | 70 | Head | Superintendent | Pennsylvania |
| 69 | Sophia F. Shaw | 69 | Wife | — | Pennsylvania |
| 70 | Margaret M. Shaw THIS PERSON | 40 | Daughter | Transcriber | Pennsylvania |
| 71 | Elizabeth S. Shaw | 28 | Daughter | Stenographer | Pennsylvania |
| 72 | Charles Gildersleeve | 45 | Head | Laborer | Pennsylvania |
| 73 | Marie Q. Gildersleeve | 40 | Wife | — | Pennsylvania |
| 74 | Catherine Gildersleeve | 22 | Daughter | — | Pennsylvania |
| 75 | Mathilda Gildersleeve | 20 | Daughter | Clerk | Pennsylvania |
| 76 | Thomas Gildersleeve | 14 | Son | — | Pennsylvania |
| 77 | Flora Gildersleeve | 8 | Daughter | — | Pennsylvania |
| 78 | Loretta Gildersleeve | 5 | Daughter | — | Pennsylvania |
| 79 | Charles Jr. Gildersleeve | 1 | Son | — | Pennsylvania |
| 80 | Foster E. Hofler | 40 | Head | Salesman | Pennsylvania |
Pedigree Summary
Margaret + 1 sibling
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)