MC
Mary Cavanaugh — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Sullivan, Pennsylvania
Our Model Tree links this Mary Cavanaugh across the 1910 and 1920 US Censuses in Sullivan, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1909), then head of a 9-person household.
Age 11
b. ~1909
Female
Daughter
Born: Pennsylvania
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Sullivan, Pennsylvania |
| Surname | Cavanaugh |
| Given Name | Mary A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Cherry Township |
| Est. Birth Year | ~1909 |
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.
9 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Eugene Cavanaugh | Son | — | 20 | ~1900 |
| Mary Cavanaugh | Daughter | — | 11 | ~1909 |
| Martin Cavanaugh | Head | — | 48 | ~1872 |
| Sarah Cavanaugh | Spouse | — | 44 | ~1876 |
| Anna Cavanaugh | Daughter | — | 9 | ~1911 |
| Martin Cavanaugh | Son | — | 16 | ~1904 |
| Harry Cavanaugh | Son | — | 17 | ~1903 |
| Thomas Cavanaugh | Son | — | 18 | ~1902 |
| Jerome Cavanaugh | Son | — | 6 | ~1914 |
Census Appearances
1910
Sullivan, Pennsylvania
Daughter, age 1
Sullivan, Pennsylvania · implied b. ~1909 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cavanaugh |
| Given Name | Mary M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Sullivan, Pennsylvania
Daughter, age 11
Sullivan, Pennsylvania · implied b. ~1909 — 9 household members
| Surname | Cavanaugh |
| Given Name | Mary A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| 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 Cavanaugh across 2 US Census years (1910 and 1920) in Sullivan, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Cavanaugh
Daughter · 1920 · age 11 · b. ~1909 · Pennsylvania
★ You are viewing this record
Sibling
Anna Cavanaugh
Sibling · 1920 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Cavanaugh
Sibling · 1920 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jerome Cavanaugh
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Cavanaugh
Sibling · 1920 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Cavanaugh
Sibling · 1920 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martin Cavanaugh
Sibling · 1920 · age 16
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 — Sullivan, Pennsylvania
Open full size
1920 US Federal Census — Sullivan, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1653unit:0412)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Agatha M. M | 27 | wife | None | Pennsylvania |
| 52 | Harold F. M | 2 | Son | None | Pennsylvania |
| 53 | Mary A. M | 0 | Daughter | None | Pennsylvania |
| 54 | Edgar Kunkle | 53 | Head | Farmer | Pennsylvania |
| 55 | Lettie Kunkle | 55 | wife | None | Pennsylvania |
| 56 | Martin Cavanaugh | 48 | Head | Farmer | Pennsylvania |
| 57 | Sarah Cavanaugh | 44 | wife | None | Pennsylvania |
| 58 | Eugene F. Cavanaugh | 20 | Son | Farm Laborer | Pennsylvania |
| 59 | Thomas J. Cavanaugh | 18 | Son | Farm Laborer | Pennsylvania |
| 60 | Harry R. Cavanaugh | 17 | Son | None | Pennsylvania |
| 61 | Martin J. Cavanaugh | 16 | Son | None | Pennsylvania |
| 62 | Mary A. Cavanaugh THIS PERSON | 11 | Daughter | None | Pennsylvania |
| 63 | Anna B. Cavanaugh | 9 | Daughter | None | Pennsylvania |
| 64 | Jerome M. Cavanaugh | 6 | Son | None | Pennsylvania |
| 65 | Joe Rine | 41 | Head | Farmer | Pennsylvania |
| 66 | Margaret Rine | 34 | wife | None | Pennsylvania |
| 67 | John Rine | 7 | Son | None | Pennsylvania |
| 68 | Catherine Rine | 5 | Daughter | None | Pennsylvania |
| 69 | Joseph Rine | 2 | Son | None | Pennsylvania |
| 70 | Thomas Rine | 0 | Son | None | Pennsylvania |
| 71 | Ida Bender | 42 | Head | Farmer | Pennsylvania |
| 72 | Clarence Bender | 21 | Son | Soldier | Pennsylvania |
| 73 | Howard Bender | 19 | Son | Farm Laborer | Pennsylvania |
| 74 | Eugene Bender | 16 | Son | Farm Laborer | Pennsylvania |
| 75 | Addison Plunkett | 55 | Head | Farmer | Pennsylvania |
| 76 | Bernice Plunkett | 53 | wife | None | Pennsylvania |
| 77 | Harry Plunkett | 27 | Son | Farm Laborer | Pennsylvania |
| 78 | Ethel Plunkett | 22 | Daughter | None | Pennsylvania |
| 79 | Patrick Dahan | 32 | Head | Farmer | Pennsylvania |
| 80 | Thomas Dahan | 76 | Father | None | Pennsylvania |
| 81 | Bridget A. Dahan | 69 | wife | None | Pennsylvania |
| 82 | John O'Connell | 37 | Head | Farmer | Pennsylvania |
| 83 | James Keating | 45 | Head | Farmer | Pennsylvania |
| 84 | Lula A. Keating | 37 | wife | None | Pennsylvania |
| 85 | Geraldine Keating | 7 | Daughter | None | Pennsylvania |
| 86 | Marie Keating | 5 | Daughter | None | Pennsylvania |
| 87 | Mary Keating | 79 | Mother | None | Pennsylvania |
| 88 | Catherine Walsh | 42 | Head | Farmer | Pennsylvania |
| 89 | Julia T. Walsh | 21 | Daughter | None | Pennsylvania |
| 90 | Katherine Walsh | 25 | Daughter | None | Pennsylvania |
| 91 | Margaret Walsh | 21 | Daughter | None | Pennsylvania |
| 92 | Lawrence J. Little | 10 | Nephew | None | Pennsylvania |
| 93 | John Waver | 10 | Nephew | None | Pennsylvania |
| 94 | Ellen Gallagher | 54 | Sister | None | Pennsylvania |
| 95 | John Harrington | 41 | Head | Farmer | Pennsylvania |
| 96 | Mary G. Harrington | 38 | wife | None | Pennsylvania |
| 97 | Patricia M. Harrington | 13 | Daughter | None | Pennsylvania |
| 98 | Paul J. Harrington | 11 | Son | None | Pennsylvania |
| 99 | Joseph F. Harrington | 10 | Son | None | Pennsylvania |
| 100 | Arthur L. Harrington | 8 | Son | 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)