WM
William Mcguire — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Ada-County, Idaho
Our Model Tree links this William Mcguire across the 1930 and 1940 US Censuses in Ada-County, Idaho (XGBoost, ~Confirmed) — first a son (b.~1916), then head of a 7-person household.
Age 24
b. ~1916
Male
Son
Born: Idaho
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Ada-County, Idaho |
| Surname | McGuire |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Idaho |
| 1935 Residence (City) | Fairground Precinct |
| 1935 Residence (County) | Ada |
| Additional Details | |
| Occupation | Clerk |
| Industry | State Dept. |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 260 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
| Occupation | Clerk |
| Township / Ward | Fairground Precinct |
| Est. Birth Year | ~1916 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Shirley Mcguire | Daughter | — | 18 | ~1922 |
| Addie Mcguire | Spouse | — | 55 | ~1885 |
| William Mcguire | Son | — | 24 | ~1916 |
| Dartha Mcguire | Daughter | — | 21 | ~1919 |
| John Mcguire | Head | — | 53 | ~1887 |
| Lois Mcguire | Daughter | — | 26 | ~1914 |
| Vincent Mcguire | Son | — | 31 | ~1909 |
Census Appearances
1930
Ada, Idaho
Son, age 14
Ada, Idaho · implied b. ~1916 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McGuier |
| Given Name | William M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Idaho |
| Father's Birthplace | Texas |
| Mother's Birthplace | Idaho |
| Can Read/Write | Yes |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
1940
Ada-County, Idaho
Son, age 24
Ada-County, Idaho · implied b. ~1916 — 7 household members
| Surname | McGuire |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Idaho |
| 1935 Residence (City) | Fairground Precinct |
| 1935 Residence (County) | Ada |
| Occupation | Clerk |
| Industry | State Dept. |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 260 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
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 Mcguire across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Mcguire
Son · 1940 · age 24 · b. ~1916 · Idaho
★ You are viewing this record
Sibling
Dartha Mcguire
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vincent Mcguire
Sibling · 1940 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lois Mcguire
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Shirley Mcguire
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 — Ada-County, Idaho
Open full size
1940 US Federal Census — Ada-County, Idaho
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00736-00099)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Luella Couch | 50 | Head | Librarian | Idaho |
| 42 | Ella Hutchings | 77 | Mother | — | Canada |
| 43 | Donald Howell | 52 | Head | Deputy Assessor | New York |
| 44 | Bessie Howell | 50 | Wife | — | Idaho |
| 45 | William Howell | 17 | Son | Newsboy | Idaho |
| 46 | Pearl Buckley | 58 | Sister | — | New York |
| 47 | Rob Mccutcheon | 57 | Head | General Salesagent | Michigan |
| 48 | Amy Mccutcheon | 59 | Wife | — | Michigan |
| 49 | Jean Mccutcheon | 21 | Daughter | Telephone Operator | Idaho |
| 50 | Otis Mccutcheon | 20 | Son | Clerk | Idaho |
| 51 | Charles Allen | 55 | Head | Medical Doctor | Iowa |
| 52 | Madeline Allen | 53 | Wife | Registrar | North Carolina |
| 53 | John Allen | 23 | Son | Assistant Clerk | Utah |
| 54 | Sarah Allen | 24 | Daughter | — | Idaho |
| 55 | Robert Friedly | 35 | Head | Mechanic | Missouri |
| 56 | Ana Friedly | 34 | Wife | — | Idaho |
| 57 | Ronald Friedly | 12 | Son | — | Idaho |
| 58 | Robert Friedly | 82 | Head | — | Michigan |
| 59 | Vernon Lowry | 34 | Head | Cabinet Maker | Arkansas |
| 60 | Clara Lowry | 38 | Wife | — | Idaho |
| 61 | Vernon Jr. Lowry | 4 | Son | — | Idaho |
| 62 | Carol Jane Lowry | 4 | Daughter | — | Idaho |
| 63 | Walter Bulligan | 62 | Head | — | Iowa |
| 64 | Hettie Bulligan | 61 | Wife | — | Iowa |
| 65 | John Mcguire | 53 | Head | Mail Carrier | Indiana |
| 66 | Addie Mcguire | 55 | Wife | Maid | Idaho |
| 67 | Lois Mcguire | 26 | Daughter | Stenographer | Idaho |
| 68 | Vincent Mcguire | 31 | Son | Parts Man | Washington |
| 69 | Shirley Mcguire | 18 | Daughter | Telephone Operator | Idaho |
| 70 | William Mcguire THIS PERSON | 24 | Son | Clerk | Idaho |
| 71 | Dartha Mcguire | 21 | Daughter | — | Arkansas |
| 72 | Joseph Manhart | 31 | Head | Grocery Clerk | Missouri |
| 73 | Dorothy Manhart | 29 | Wife | — | Idaho |
| 74 | James Holden | 54 | Head | Life Insurance Agent | Colorado |
| 75 | Galena Holden | 49 | Wife | — | Nebraska |
| 76 | Ellomae Holden | 11 | Daughter | — | Idaho |
| 77 | Lowell Carpenter | 25 | Head | Assistant | Idaho |
| 78 | Dorothy Carpenter | 23 | Wife | — | Idaho |
| 79 | Judith Carpenter | 2 | Daughter | — | Idaho |
| 80 | Paul Smith | 25 | Head | Radiator Man | Idaho |
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)