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Mary Boyd — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Mary Boyd across the 1900, 1910, 1920 and 1930 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1864), then head of a 2-person household.
Age 56
b. ~1864
Female
Head
Born: Pennsylvania
Widowed
1920 Census Record Details
| Census Year | 1920 |
| Location | Allegheny, Pennsylvania |
| Surname | Boyd |
| Given Name | Mary E. |
| Relationship to Head | head |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | none |
| Industry | at home |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1864 |
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.
2 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Olive Boyd | Daughter | — | 32 | ~1888 |
| Mary Boyd | Head | — | 56 | ~1864 |
Census Appearances
1900
Allegheny, Pennsylvania
Spouse, age 40
Allegheny, Pennsylvania · implied b. ~1860 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Boyd |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Birth Month | Sep |
| Birth Year | 1860 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1910
Allegheny, Pennsylvania
Spouse, age 47
Allegheny, Pennsylvania · implied b. ~1863 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Boyd |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Years Married | 23 |
| Children Born | 0 |
| Children Living | 0 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Housewife |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Head, age 56
Allegheny, Pennsylvania · implied b. ~1864 — 2 household members
| Surname | Boyd |
| Given Name | Mary E. |
| Relationship to Head | head |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Industry | at home |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Other, age 67
Allegheny, Pennsylvania · implied b. ~1863 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Boyd |
| Given Name | Mary E. |
| Relationship to Head | Mother |
| Sex | F |
| Color / Race | White |
| Age | 67 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| Age at First Marriage | 21 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| 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 Mary Boyd across 4 US Census years (1900, 1910, 1920 and 1930) in Allegheny, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Boyd
Head · 1920 · age 56 · b. ~1864 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Allegheny, Pennsylvania
Open full size
1920 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1522unit:0458)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles A. Hoehm | 36 | head | Mechanic | New York |
| 2 | Mary S. Hoehm | 35 | wife | None | Pennsylvania |
| 3 | Albert Hoehm | 13 | son | None | Pennsylvania |
| 4 | Doris M. Hoehm | 12 | daughter | None | Pennsylvania |
| 5 | Ruth Hoehm | 9 | daughter | None | Pennsylvania |
| 6 | Elizabeth Hoehm | 8 | daughter | None | Pennsylvania |
| 7 | Lenore Hoehm | 4 | daughter | None | Pennsylvania |
| 8 | Jefferson W. Gosser | 56 | head | Salesman | Pennsylvania |
| 9 | Bertha Gosser | 56 | wife | None | Pennsylvania |
| 10 | Charles Duddleston | 26 | head | Electrical Engineer | Indiana |
| 11 | Lucille Duddleston | 27 | wife | None | Iowa |
| 12 | George F. Stewart | 38 | head | Heating Engineer | Iowa |
| 13 | Ina H. Stewart | 31 | wife | None | Ohio |
| 14 | Mcelfish Stewart | 20 | husband | Principal | Pennsylvania |
| 15 | Margaret H. Stewart | 27 | wife | None | Delaware |
| 16 | David Samuel | 44 | head | Traffic Man | Maryland |
| 17 | Henrietta Samuel | 42 | wife | None | Maryland |
| 18 | Sarah Samuel | 18 | daughter | Clerk | Maryland |
| 19 | Helen Samuel | 17 | daughter | None | Maryland |
| 20 | Vera Samuel | 13 | daughter | None | Pennsylvania |
| 21 | Ruth Samuel | 4 | daughter | None | Pennsylvania |
| 22 | William Haas | 65 | head | Owner | Pennsylvania |
| 23 | Mary C. Haas | 61 | wife | None | Pennsylvania |
| 24 | Howard Haas | 22 | son | Drug Clerk | Pennsylvania |
| 25 | William Kindred | 71 | head | Retired | Ireland |
| 26 | Henrietta Kindred | 69 | wife | None | Canada |
| 27 | James F. Robertson | 49 | head | Doctor | Canada |
| 28 | Maude Robertson | 45 | wife | None | Ohio |
| 29 | Adelbert Robertson | 21 | son | Metallurgical | Canada |
| 30 | Hubert Eme | 29 | head | Salesman | Indiana |
| 31 | Gertrude Eme | 29 | wife | None | Indiana |
| 32 | Hubert Eme | 4 | son | None | Pennsylvania |
| 33 | Ronald Eme | 2 | son | None | Pennsylvania |
| 34 | Laura Ruffner | 25 | sister | Cashier | Indiana |
| 35 | Dale V. Gibson | 24 | boarder | Carpenter | Pennsylvania |
| 36 | Grace Gibson | 22 | wife | None | West Virginia |
| 37 | John F. Schwartz | 29 | head | Machine Hand | Hungary |
| 38 | Anna Schwartz | 28 | wife | None | Hungary |
| 39 | William Marquard | 27 | head | Rate Clerk | Pennsylvania |
| 40 | Anna Marquard | 20 | wife | None | Pennsylvania |
| 41 | Louis Streicher | 20 | boarder | Mechanic | Pennsylvania |
| 42 | Mary E. Boyd THIS PERSON | 56 | head | None | Pennsylvania |
| 43 | Olive G. Boyd | 32 | daughter | Auditor | Pennsylvania |
| 44 | Michael Frank | 81 | head | Retired | Germany |
| 45 | Caroline Frank | 73 | wife | None | Pennsylvania |
| 46 | Clara M. Frank | 39 | daughter | Teacher | Pennsylvania |
| 47 | Marion Hardman | 19 | granddaughter | Clerk | Pennsylvania |
| 48 | John W. Parke | 57 | head | Cost Accountant | Pennsylvania |
| 49 | Sarah A. Parke | 57 | wife | None | Pennsylvania |
| 50 | Adeline Parke | 25 | daughter | None | Pennsylvania |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)