KM
Katherine Murphy — 1920 US Census Record
Model Tree available1920 United States Federal Census · Strafford, New Hampshire
Our Model Tree links this Katherine Murphy across the 1900, 1910 and 1920 US Censuses in Strafford, New Hampshire (XGBoost, ~Confirmed), with identified parents Mary & Dennis — first a daughter (b.~1889), then head of a 7-person household.
Age 31
b. ~1889
Female
Daughter
Born: New Hampshire
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Strafford, New Hampshire |
| Surname | Murphy |
| Given Name | Katherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
| Township / Ward | Salmon Falls |
| Est. Birth Year | ~1889 |
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 Katherine | Age | Birth yr |
|---|---|---|---|---|
| Katherine Murphy | Daughter | — | 31 | ~1889 |
| Dennis Murphy | Head | — | 58 | ~1862 |
| Mary Murphy | Spouse | — | 57 | ~1863 |
| Helen Murphy | Daughter | — | 18 | ~1902 |
| Nelson Murphy | Son | — | 23 | ~1897 |
| Cornelius Murphy | Son | — | 29 | ~1891 |
| John Murphy | Son | — | 21 | ~1899 |
Census Appearances
1900
Strafford, New …
Daughter, age 12
Strafford, New Hampshire · implied b. ~1888 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Katherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Birth Month | Oct |
| Birth Year | 1888 |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | Ireland |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1910
Strafford, New …
Daughter, age 21
Strafford, New Hampshire · implied b. ~1889 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Katherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | Ireland |
| Occupation | Teacher |
| Industry | Town school |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1920
Strafford, New …
Daughter, age 31
Strafford, New Hampshire · implied b. ~1889 — 7 household members
| Surname | Murphy |
| Given Name | Katherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
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 Katherine Murphy across 3 US Census years (1900, 1910 and 1920) in Strafford, New Hampshire, using XGBoost record linkage. Identified parents: mother Mary Murphy (~0.92 confidence) and father Dennis Murphy (~0.92 confidence) and father Dennis Murphy (~0.92 confidence) and father Edward Murphy (~0.92 confidence) and mother Mary Murphy (~0.92 confidence) and mother Mary Murphy (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Murphy
b. ~1861
Source mother
● Household
· direct · ~0.92
Father
Dennis Murphy
b. ~1862
Source father
● Household
· direct · ~0.92
Father
Dennis Murphy
b. ~1862
Source father
● Household
· direct · ~0.92
Father
Edward Murphy
b. ~1862
Source father
● Household
· direct · ~0.92
Mother
Mary Murphy
b. ~1862
Source mother
● Household
· direct · ~0.92
Mother
Mary Murphy
b. ~1863
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Katherine Murphy
Daughter · 1920 · age 31 · b. ~1889 · New Hampshire
★ You are viewing this record
Sibling
Cornelius Murphy
Sibling · 1920 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Murphy
Sibling · 1920 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nelson Murphy
Sibling · 1920 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Murphy
Sibling · 1920 · age 21
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 — Strafford, New Hampshire
Open full size
1920 US Federal Census — Strafford, New Hampshire
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1009unit:0526)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Dennis T. Murphy | 58 | Head | Mechanic | New Hampshire |
| 2 | Mary Murphy | 57 | Wife | — | Ireland |
| 3 | Katherine Murphy THIS PERSON | 31 | Daughter | — | New Hampshire |
| 4 | Cornelius Murphy | 29 | Son | Teacher | New Hampshire |
| 5 | Nelson Murphy | 23 | Son | Mechanic | New Hampshire |
| 6 | John Murphy | 21 | Son | Doctor | New Hampshire |
| 7 | Helen Murphy | 18 | Daughter | Mechanic | New Hampshire |
| 8 | Nelson Dewey | 40 | Head | Florist | New Hampshire |
| 9 | Elizabeth Dewey | 40 | Wife | — | Canada |
| 10 | Lydia H. Dewey | 15 | Daughter | — | Massachusetts |
| 11 | Lucy Dewey | 12 | Daughter | — | Massachusetts |
| 12 | Dorothy Dewey | 11 | Daughter | — | Massachusetts |
| 13 | David Langley | 32 | Boarder | Clerk | Canada |
| 14 | Harry S. Melvin | 42 | Head | Mail Carrier | New Hampshire |
| 15 | Etta K. Melvin | 49 | Wife | — | New Hampshire |
| 16 | Annie B. Rollins | 58 | Head | — | New Hampshire |
| 17 | Ernest G. Perkins | 49 | Head | Doctor | Maine |
| 18 | Mattie E. Perkins | 34 | Wife | — | Vermont |
| 19 | Beatrice Perkins | 20 | Daughter | — | Maine |
| 20 | Plafton Perkins | 19 | Son | — | Maine |
| 21 | Alice Perkins | 13 | Daughter | — | Maine |
| 22 | Daniel M. Perkins | 10 | Son | — | Maine |
| 23 | Mary Ann Perkins | 8 | Daughter | — | Maine |
| 24 | Ralph Tondreau | 23 | Boarder | — | Vermont |
| 25 | Thomas W. Lord | 42 | Head | Engineer | New Hampshire |
| 26 | Nettie Lord | 31 | Wife | — | Connecticut |
| 27 | Russell Lord | 6 | Son | — | New Hampshire |
| 28 | Donald Lord | 4 | Son | — | New Hampshire |
| 29 | Emily Russ | 59 | Boarder | — | England |
| 30 | Alfred G. Russ | 25 | Head | Fireman | Massachusetts |
| 31 | Alice Russ | 31 | Wife | — | Maine |
| 32 | Almon F. Johnson | 57 | Head | Salesman | Maine |
| 33 | Clara L. Johnson | 55 | Wife | — | New Hampshire |
| 34 | Arthur W. Sherman | 25 | Head | Fireman | Massachusetts |
| 35 | Eunice W. Sherman | 23 | Wife | — | Massachusetts |
| 36 | John Devereaux | 34 | Head | Laborer | Ireland |
| 37 | Margaret Devereaux | 35 | Wife | — | Ireland |
| 38 | Guy Lord | 47 | Head | Milk Dealer | New Hampshire |
| 39 | Laura Lord | 42 | Wife | — | Maine |
| 40 | Woodbury Lord | 17 | Son | — | New Hampshire |
| 41 | Bonnie Lord | 14 | Daughter | — | Massachusetts |
| 42 | Nellie Hill | 76 | Boarder | — | Maine |
| 43 | Lewis E. Philbrick | 61 | Head | Farmer | New Hampshire |
| 44 | Mary E. Philbrick | 49 | Wife | — | New Hampshire |
| 45 | Roland Philbrick | 22 | Son | Helper | New Hampshire |
| 46 | Ellen A. Philbrick | 19 | Daughter | — | New Hampshire |
| 47 | Mason Philbrick | 14 | Son | — | New Hampshire |
| 48 | Herbert P. Philbrick | 11 | Son | — | New Hampshire |
| 49 | Clarence Philbrick | 56 | Boarder | — | New Hampshire |
| 50 | James Clark | 41 | Boarder | Laborer | Ireland |
Pedigree Summary
Katherine + 4 siblings
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
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)