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Paul Murphy — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marion-County, Iowa
Our Model Tree links this Paul Murphy across the 1920, 1930 and 1940 US Censuses in Marion-County, Iowa (XGBoost, ~Confirmed), with identified parents Michael & Mary — first a son (b.~1909), then head of a 7-person household.
Age 31
b. ~1909
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Iowa |
| Surname | Murphy |
| Given Name | Paul M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | KNOXVILLE TWP |
| 1935 Residence (County) | MARION |
| Additional Details | |
| Occupation | Assistant to Operator |
| Industry | Farming |
| Class of Worker | PW |
| Income (1939) | 888 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Assistant To Operator |
| Township / Ward | Knoxville Twp |
| 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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Paul | Age | Birth yr |
|---|---|---|---|---|
| Cathrine Murphy | Daughter | — | 36 | ~1904 |
| Paul Murphy | Son | — | 31 | ~1909 |
| Patrick Murphy | Son | — | 46 | ~1894 |
| Maurice Murphy | Son | — | 46 | ~1894 |
| Micheal Murphy | Head | — | 78 | ~1862 |
| Mary Murphy | Spouse | — | 71 | ~1869 |
| John Murphy | Son | — | 49 | ~1891 |
Census Appearances
1920
Marion, Iowa
Son, age 12
Marion, Iowa · implied b. ~1908 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Paul M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Marion, Iowa
Son, age 21
Marion, Iowa · implied b. ~1909 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Paul M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Marion-County, Iowa
Son, age 31
Marion-County, Iowa · implied b. ~1909 — 7 household members
| Surname | Murphy |
| Given Name | Paul M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | KNOXVILLE TWP |
| 1935 Residence (County) | MARION |
| Occupation | Assistant to Operator |
| Industry | Farming |
| Class of Worker | PW |
| Income (1939) | 888 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Paul Murphy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Michael Murphy (~0.92 confidence) and mother Mary Murphy (~0.92 confidence) and mother Mary Murphy (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Michael Murphy
b. ~1861
Source father
● Household
· direct · ~0.92
Mother
Mary Murphy
b. ~1869
Source mother
● Household
· direct · ~0.92
Mother
Mary Murphy
b. ~1869
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Paul Murphy
Son · 1940 · age 31 · b. ~1909 · Iowa
★ You are viewing this record
Sibling
Maurice Murphy
Sibling · 1940 · age 46
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patrick Murphy
Sibling · 1940 · age 46
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cathrine Murphy
Sibling · 1940 · age 36
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Murphy
Sibling · 1940 · age 49
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 — Marion-County, Iowa
Open full size
1940 US Federal Census — Marion-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01181-00424)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Everett A Barnes | 66 | Wife | — | Iowa |
| 2 | Micheal Murphy | 78 | Head | Operator | Missouri |
| 3 | Mary E Murphy | 71 | Wife | — | Iowa |
| 4 | John V Murphy | 49 | Son | Assistant To Operator | Iowa |
| 5 | Maurice F Murphy | 46 | Son | Assistant To Operator | Iowa |
| 6 | Patrick C Murphy | 46 | Son | Assistant To Operator | Iowa |
| 7 | Cathrine A Murphy | 36 | Daughter | — | Iowa |
| 8 | Paul M Murphy THIS PERSON | 31 | Son | Assistant To Operator | Iowa |
| 9 | Walter Moneysmith | 36 | Head | Operator Of Farm | Iowa |
| 10 | Bertha Moneysmith | 37 | Wife | — | Iowa |
| 11 | Ivan Moneysmith | 13 | Son | — | Iowa |
| 12 | Alberta Moneysmith | 12 | Daughter | — | Colorado |
| 13 | Caroline Moneysmith | 6 | Daughter | — | Iowa |
| 14 | Tom Presley | 65 | Head | Operator | Tennessee |
| 15 | Lilley Presley | 65 | Wife | — | Tennessee |
| 16 | Margery Bennett | 22 | Daughter | — | Tennessee |
| 17 | Jay Bennett | 7 | Grand Son | — | Iowa |
| 18 | Elbert Light | 41 | Head | Operator | Tennessee |
| 19 | Florence Light | 35 | Wife | — | Iowa |
| 20 | Eugene Light | 16 | Son | Assistant To Operator | Iowa |
| 21 | Donald Light | 5 | Son | — | Iowa |
| 22 | Lewis Stittsworth | 75 | Head | Farm Operator | Iowa |
| 23 | Dollie P Stittsworth | 68 | Wife | — | Iowa |
| 24 | Inez E Stittsworth | 25 | Daughter | School Teacher | Iowa |
| 25 | Arthur W Stittsworth | 21 | Son | Assistant To Operator | Iowa |
| 26 | Wayne Baker | 44 | Head | Operator Of Farm | Iowa |
| 27 | Viola Baker | 38 | Wife | — | Iowa |
| 28 | Vergil Baker | 17 | Son | Assistant To Operator | Iowa |
| 29 | Vera Baker | 7 | Daughter | — | Iowa |
| 30 | John J Kerr | 46 | Head | Operator Of Farm | Iowa |
| 31 | Maude M Kerr | 46 | Wife | — | Nebraska |
| 32 | John W Kerr | 17 | Son | Assistant To Operator | Iowa |
| 33 | Richard M Kerr | 15 | Son | Labor On Farm | Iowa |
| 34 | Frances M Kerr | 12 | Son | — | Iowa |
| 35 | Delmer H Graves | 30 | Head | Tractor Operator | Iowa |
| 36 | Clara Graves | 30 | Wife | — | Iowa |
| 37 | Jacqueline Graves | 6 | Daughter | — | Iowa |
| 38 | Ellard D Gilland | 63 | Head | Operator Of Farm | Iowa |
| 39 | Bertha Gilland | 54 | Wife | — | Kansas |
| 40 | Ivan M Fortner | 36 | Head | Operator | Iowa |
Related Census Records
Pedigree Summary
Paul + 4 siblings
Gen 1 · 3 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)