WM
William Murray — 1940 US Census Record
Model Tree available1940 United States Federal Census · Chickasaw-County, Iowa
Our Model Tree links this William Murray across the 1920, 1930 and 1940 US Censuses in Chickasaw-County, Iowa (XGBoost, ~Confirmed), with identified parents Genevieve & Micheal — first a son (b.~1914), then head of a 4-person household.
Age 26
b. ~1914
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Chickasaw-County, Iowa |
| Surname | Murray |
| Given Name | William M. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Lawler Town |
| 1935 Residence (County) | Chickasaw |
| Additional Details | |
| Occupation | Salesman |
| Industry | Retail grocery |
| Class of Worker | PW |
| Hours Worked | 65 |
| Income (1939) | 298 |
| Highest Grade | H4 |
| 1935 Residence | Same House |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Salesman |
| Township / Ward | Lawler Town |
| Est. Birth Year | ~1914 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Micheal Murray | Head | — | 56 | ~1884 |
| Ralph Murray | Son | — | 18 | ~1922 |
| William Murray | Son | — | 26 | ~1914 |
| Genevieve Murray | Spouse | — | 57 | ~1883 |
Census Appearances
1920
Chickasaw, Iowa
Son, age 6
Chickasaw, Iowa · implied b. ~1914 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murray |
| Given Name | William |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | North Dakota |
| Occupation | none |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Chickasaw, Iowa
Son, age 16
Chickasaw, Iowa · implied b. ~1914 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murray |
| Given Name | William M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | North Dakota |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Chickasaw-County, Iowa
Son, age 26
Chickasaw-County, Iowa · implied b. ~1914 — 4 household members
| Surname | Murray |
| Given Name | William M. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Lawler Town |
| 1935 Residence (County) | Chickasaw |
| Occupation | Salesman |
| Industry | Retail grocery |
| Class of Worker | PW |
| Hours Worked | 65 |
| Income (1939) | 298 |
| Highest Grade | H4 |
| 1935 Residence | Same House |
| 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 William Murray across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Genevieve Murray (~0.92 confidence) and father Micheal Murray (~0.92 confidence) and father M Murray (~0.92 confidence) and mother Genevieve Murray (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Genevieve Murray
b. ~1883
Source mother
● Household
· direct · ~0.92
Father
Micheal Murray
b. ~1884
Source father
● Household
· direct · ~0.92
Father
M Murray
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Genevieve Murray
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Murray
Son · 1940 · age 26 · b. ~1914 · Iowa
★ You are viewing this record
Sibling
Ralph Murray
Sibling · 1940 · age 18
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 — Chickasaw-County, Iowa
Open full size
1940 US Federal Census — Chickasaw-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01147-00929)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward Sheridan | 72 | Head | Day Laborer | Iowa |
| 2 | Alice A. Sheridan | 71 | Wife | — | Iowa |
| 3 | Mary A. Traynor | 83 | Sister-in-law | — | Iowa |
| 4 | Raymond Heatherton | 46 | Head | Farm Laborer | Iowa |
| 5 | Glen Skeldon | 31 | lodger | — | Iowa |
| 6 | Joseph Mcnally | 76 | Head | — | Iowa |
| 7 | Benedict J. Nulty | 39 | Head | Paymaster | Iowa |
| 8 | Minerva Nulty | 44 | Wife | Saleslady | Iowa |
| 9 | Elizabeth Cavanaugh | 67 | Head | — | Iowa |
| 10 | Francis Burns | 40 | Head | Partner-Employer | Iowa |
| 11 | Martha E. Burns | 39 | Wife | — | Iowa |
| 12 | Barbara A. Burns | 5 | daughter | — | — |
| 13 | Joellen Burns | 1 | daughter | — | — |
| 14 | Micheal W. Murray | 56 | Head | Buyer | Iowa |
| 15 | Genevieve M. Murray | 57 | Wife | — | North Dakota |
| 16 | William M. Murray THIS PERSON | 26 | son | Salesman | Iowa |
| 17 | Ralph J. Murray | 18 | son | Farm Laborer | Iowa |
| 18 | James Brennan | 74 | Head | — | Iowa |
| 19 | Charles Ed. Cole | 45 | Head | — | Wisconsin |
| 20 | Ann C. Cole | 43 | Wife | Occupational Teacher | Illinois |
| 21 | Charlotte C. Cole | 22 | daughter | Private Secretary | Illinois |
| 22 | Lucile A. Cole | 16 | daughter | Typing | Iowa |
| 23 | Charles Jr. Cole | 15 | son | — | Iowa |
| 24 | Elizabeth J. Cole | 13 | daughter | — | Iowa |
| 25 | Marion L. Cole | 12 | daughter | — | Iowa |
| 26 | Raymond J. Cole | 11 | son | — | Iowa |
| 27 | George Fisher | 26 | Lodger | Buyer | Iowa |
| 28 | John Sheridan | 77 | Head | Farm Laborer | Iowa |
| 29 | Matilda M. Sheridan | 77 | Wife | — | Iowa |
| 30 | William C. Corrigan | 68 | Head | — | Wisconsin |
| 31 | Ann M. Corrigan | 65 | Wife | — | Iowa |
| 32 | Richard H. Craell | 31 | Head | Blacksmith | Wisconsin |
| 33 | Leona Craell | 28 | Wife | — | Wisconsin |
| 34 | Rosemary Craell | 10 | daughter | — | Illinois |
| 35 | Jeanette Craell | 9 | daughter | — | Illinois |
| 36 | Mable Craell | 8 | daughter | — | Illinois |
| 37 | Richard Jr. Craell | 6 | son | — | Illinois |
| 38 | Leone Craell | 4 | daughter | — | Illinois |
| 39 | Roger Craell | 1 | son | — | Illinois |
| 40 | Rose A. Birkhoff | 86 | Head | — | Germany |
Pedigree Summary
William + 1 sibling
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)