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Margaret Murphy — 1940 US Census Record
Model Tree available1940 United States Federal Census · Silver-Bow-County, Montana
Our Model Tree links this Margaret Murphy across the 1920, 1930 and 1940 US Censuses in Silver-Bow-County, Montana (XGBoost, ~Confirmed), with identified parents Emmet & Vincent — first a daughter (b.~1911), then head of a 5-person household.
Age 29
b. ~1911
Female
Daughter
Born: Montana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Silver-Bow-County, Montana |
| Surname | Murphy |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Montana |
| 1935 Residence (City) | Butte City |
| 1935 Residence (County) | Silver Bow |
| Additional Details | |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 134 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
| Occupation | Teacher |
| Township / Ward | Butte City |
| Est. Birth Year | ~1911 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Murphy | Daughter | — | 25 | ~1915 |
| Margaret Murphy | Daughter | — | 29 | ~1911 |
| Emmett Murphy | Head | — | 55 | ~1885 |
| Emmett Murphy | Son | — | 23 | ~1917 |
| Margaret Murphy | Spouse | — | 53 | ~1887 |
Census Appearances
1920
Silver Bow, …
Daughter, age 8
Silver Bow, Montana · implied b. ~1912 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Montana |
| Mother's Birthplace | Illinois |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1930
Silver Bow, …
Daughter, age 19
Silver Bow, Montana · implied b. ~1911 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Montana |
| Mother's Birthplace | Montana |
| Can Read/Write | Yes |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1940
Silver-Bow-County, Montana
Daughter, age 29
Silver-Bow-County, Montana · implied b. ~1911 — 5 household members
| Surname | Murphy |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Montana |
| 1935 Residence (City) | Butte City |
| 1935 Residence (County) | Silver Bow |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 134 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
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 Murphy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Emmet Murphy (~0.92 confidence) and father Vincent Murphy (~0.92 confidence) and mother Margaret Murphy (~0.92 confidence) and mother Margaret Murphy (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Emmet Murphy
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Vincent Murphy
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Margaret Murphy
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Margaret Murphy
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Murphy
Daughter · 1940 · age 29 · b. ~1911 · Montana
★ You are viewing this record
Sibling
Dorothy Murphy
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Emmett Murphy
Sibling · 1940 · age 23
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 — Silver-Bow-County, Montana
Open full size
1940 US Federal Census — Silver-Bow-County, Montana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02231-00266)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Dan J. Mcgrath | 61 | Head | Engineer Janitor | Vermont |
| 2 | Josephine Sullivan | 55 | Sister in law | Saleslady | Michigan |
| 3 | Harold Mcgrath | 30 | Head | Clerk | Montana |
| 4 | Emma Mcgrath | 27 | Wife | Clerk | Montana |
| 5 | Mary Gibson | 49 | Head | — | Pennsylvania |
| 6 | William D. Gibson | 23 | Son | App Tinner | Montana |
| 7 | John R. Gibson | 18 | Son | Messenger Boy | Montana |
| 8 | Helen Louise Rearan | 30 | Head | Waitress | Montana |
| 9 | Thomas Lloyd | 41 | Head | Electrical Inspector | Montana |
| 10 | Frances Lloyd | 35 | Wife | — | Minnesota |
| 11 | William Case | 76 | Head | Repairing | Minnesota |
| 12 | Hana Case | 71 | Wife | — | Michigan |
| 13 | Matilda Kendell | 53 | Maid | Maid | Nebraska |
| 14 | Muriel E. Selby | 43 | Head | Corset Business | Illinois |
| 15 | Ray Mcquay | 41 | Head | Asst. Laborer V. Foreman | Montana |
| 16 | Daisy Mcquay | 42 | Wife | — | Kentucky |
| 17 | William Murphy | 30 | Head | Timekeeper | Montana |
| 18 | Florence Murphy | 30 | Wife | — | Michigan |
| 19 | Donald Wargen | 15 | Step Son | — | Colorado |
| 20 | Henry Johnson | 48 | Head | Miner | Montana |
| 21 | Mabel Johnson | 39 | Wife | — | South Dakota |
| 22 | Donald Johnson | 17 | Son | — | Montana |
| 23 | Johanna Connell | 64 | Head | Seamstress | Eire |
| 24 | Joe Castello | 35 | Head | Miner | Indiana |
| 25 | Pauline Castello | 25 | Wife | — | Colorado |
| 26 | Percy Charles Hawes | 35 | Head | Laborer | England |
| 27 | Jeannette G. Hawes | 33 | Wife | Gen. Maid | Minnesota |
| 28 | Fridtjof Mace Knudson | 56 | Head | Day Worker | Montana |
| 29 | Edward Belin | 29 | Head | Miner | Montana |
| 30 | Grace Belin | 30 | Wife | — | Montana |
| 31 | John Armour Moore | 40 | Head | Miner | Montana |
| 32 | Erling Grendahl | 31 | Head | Miner | Norway |
| 33 | Flzada Grendahl | 27 | Wife | Beauty Work | Utah |
| 34 | Bernard Grendahl | 10 | Son | — | Utah |
| 35 | Martin J. Grendahl | 1 | Son | — | Utah |
| 36 | Emmett Murphy | 55 | Head | Pay Master | Montana |
| 37 | Margaret Murphy | 53 | Wife | — | Montana |
| 38 | Margaret Murphy THIS PERSON | 29 | Daughter | Teacher | Montana |
| 39 | Dorothy Murphy | 25 | Daughter | Nurse | Montana |
| 40 | Emmett Murphy | 23 | Son | Gen Laborer | Montana |
Related Census Records
Pedigree Summary
Margaret + 2 siblings
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)