MH
Mary Hays — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Washington, Pennsylvania
Our Model Tree links this Mary Hays across the 1910 and 1920 US Censuses in Washington, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1906), then head of a 7-person household.
Age 14
b. ~1906
Female
Daughter
Born: Pennsylvania
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Washington, Pennsylvania |
| Surname | Hays |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Mcdonald Borough |
| Est. Birth Year | ~1906 |
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 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| John Hays | Son | — | 2 | ~1918 |
| Margaret Hays | Daughter | — | 12 | ~1908 |
| Charles Hays | Son | — | 9 | ~1911 |
| Henrietta Hays | Spouse | — | 38 | ~1882 |
| Mary Hays | Daughter | — | 14 | ~1906 |
| Charles Hays | Head | — | 47 | ~1873 |
| Estella Hays | Daughter | — | 10 | ~1910 |
Census Appearances
1910
Washington, Pennsylvania
Daughter, age 4
Washington, Pennsylvania · implied b. ~1906 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hays |
| Given Name | Mary A |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Washington, Pennsylvania
Daughter, age 14
Washington, Pennsylvania · implied b. ~1906 — 7 household members
| Surname | Hays |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 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 |
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 Hays across 2 US Census years (1910 and 1920) in Washington, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Hays
Daughter · 1920 · age 14 · b. ~1906 · Pennsylvania
★ You are viewing this record
Sibling
Margaret Hays
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Hays
Sibling · 1920 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Estella Hays
Sibling · 1920 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Hays
Sibling · 1920 · age 9
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
1920 US Federal Census — Washington, Pennsylvania
Open full size
1920 US Federal Census — Washington, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1661unit:0332)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Jane M Domergue | 40 | Wife | — | France |
| 52 | Lucie Domergue | 18 | Daughter | Stenographer | Pennsylvania |
| 53 | Albert Domergue | 14 | Son | — | Pennsylvania |
| 54 | Florence Domergue | 10 | Daughter | — | Pennsylvania |
| 55 | Raymond Domergue | 4 | Son | — | Pennsylvania |
| 56 | Jefferson M Patterson | 49 | Head | Driller | West Virginia |
| 57 | Nellie M Patterson | 46 | Wife | — | Pennsylvania |
| 58 | Leona M Patterson | 23 | Daughter | Teacher | Pennsylvania |
| 59 | Howard M Patterson | 20 | Son | — | Pennsylvania |
| 60 | Hazel M Patterson | 18 | Daughter | Accountant | Pennsylvania |
| 61 | Walter D Patterson | 15 | Son | — | West Virginia |
| 62 | Amos Russell | 68 | Head | — | Pennsylvania |
| 63 | Albert Salings | 53 | Head | Laborer | Russia |
| 64 | Bertha Salings | 53 | Wife | — | Russia |
| 65 | John R Salings | 25 | Son | Salesman | Pennsylvania |
| 66 | Helen I Salings | 2 | Grand Daughter | — | Pennsylvania |
| 67 | Eli Masquelier | 62 | Head | Tailor | Belgium |
| 68 | Elizabeth Masquelier | 60 | Wife | — | Belgium |
| 69 | Mamie Masquelier | 25 | Daughter | Sales Lady | Pennsylvania |
| 70 | Elizabeth Masquelier | 20 | Daughter | — | Pennsylvania |
| 71 | Abel Masquelier | 15 | Son | Cutter | Pennsylvania |
| 72 | Charles T Hays | 47 | Head | Bartender | Pennsylvania |
| 73 | Henrietta Hays | 38 | Wife | — | Pennsylvania |
| 74 | Mary Hays THIS PERSON | 14 | Daughter | — | Pennsylvania |
| 75 | Margaret Hays | 12 | Daughter | — | Pennsylvania |
| 76 | Estella Hays | 10 | Daughter | — | Pennsylvania |
| 77 | Charles Hays | 9 | Son | — | Pennsylvania |
| 78 | John Hays | 2 | Son | — | Pennsylvania |
| 79 | Douglas Russell | 35 | Head | Coal Miner | Scotland |
| 80 | Augustine Russell | 25 | Wife | — | France |
| 81 | Douglas Russell | 8 | Son | — | Pennsylvania |
| 82 | Joseph J Russell | 6 | Son | — | Pennsylvania |
| 83 | James Mcfarland | 31 | Head | Fireman | Pennsylvania |
| 84 | Gertrude Mcfarland | 25 | Wife | — | Pennsylvania |
| 85 | Charles Mcfarland | 4 | Son | — | Pennsylvania |
| 86 | Archie Mcfarland | 2 | Son | — | Pennsylvania |
| 87 | Eugene Mcfarland | 0 | Son | — | Pennsylvania |
| 88 | Milton Adams | 60 | Head | Laborer | Pennsylvania |
| 89 | Adams | 49 | Wife | — | Pennsylvania |
| 90 | Hammond Adams | 21 | Son | — | Pennsylvania |
| 91 | Margaret Adams | 12 | Daughter | — | Pennsylvania |
| 92 | Joe Lynch | 52 | Head | Miner | Virginia |
| 93 | Rose Lynch | 49 | Wife | Furniture Store | Virginia |
| 94 | Honor Lynch | 25 | Daughter | Janitor | Virginia |
| 95 | Essie Lynch | 25 | Daughter | — | Virginia |
| 96 | Mildred Lynch | 19 | Daughter | — | Virginia |
| 97 | Vera A Lynch | 15 | Daughter | — | Virginia |
| 98 | Solomon Reed | 49 | Head | Miner | Virginia |
| 99 | Ella Reed | 46 | Wife | — | Virginia |
| 100 | Mabel I Reed | 31 | Daughter | — | West Virginia |
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)