WM
William Mccoy — 1930 US Census Record
Model Tree available1930 United States Federal Census · Palo Alto, Iowa
Our Model Tree links this William Mccoy across the 1920, 1930 and 1940 US Censuses in Palo Alto, Iowa (XGBoost, ~Confirmed), with identified parents James & James — first a son (b.~1908), then head of a 8-person household.
Age 22
b. ~1908
Male
Son
Born: Iowa
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Palo Alto, Iowa |
| Surname | McCoy |
| Given Name | William F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | New York |
| Additional Details | |
| Occupation | Usher |
| Industry | Theatre |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Usher |
| Township / Ward | Emmetsburg City Pt |
| Est. Birth Year | ~1908 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Peter Mccoy | Son | — | 15 | ~1915 |
| William Mccoy | Son | — | 22 | ~1908 |
| James Mccoy | Son | — | 20 | ~1910 |
| Leo Mccoy | Son | — | 21 | ~1909 |
| Catherine Mccoy | Daughter | — | 18 | ~1912 |
| John Mccoy | Son | — | 17 | ~1913 |
| Mary Mccoy | Other | — | 44 | ~1886 |
| James Mccoy | Head | — | 55 | ~1875 |
Census Appearances
1920
Palo Alto, …
Son, age 12
Palo Alto, Iowa · implied b. ~1908 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCoy |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Palo Alto, …
Son, age 22
Palo Alto, Iowa · implied b. ~1908 — 8 household members
| Surname | McCoy |
| Given Name | William F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | New York |
| Occupation | Usher |
| Industry | Theatre |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Palo-Alto-County, Iowa
Head, age 32
Palo-Alto-County, Iowa · implied b. ~1908 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCoy |
| Given Name | Willard |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Walnut Twp |
| 1935 Residence (County) | Palo Alto |
| Occupation | farmer |
| Industry | farm |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 520 |
| Highest Grade | H 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 William Mccoy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Mccoy (~0.92 confidence) and father James Mccoy (~0.92 confidence) and mother Mary Mccoy (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Mccoy
b. ~1875
Source father
● Household
· direct · ~0.92
Father
James Mccoy
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Mary Mccoy
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Mccoy
Son · 1930 · age 22 · b. ~1908 · Iowa
★ You are viewing this record
Sibling
Peter Mccoy
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Mccoy
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mccoy
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Mccoy
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leo Mccoy
Sibling · 1930 · 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
1930 US Federal Census — Palo Alto, Iowa
Open full size
1930 US Federal Census — Palo Alto, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel671:0865)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Nellie B. Ainslie | 44 | Wife-H | Laundress | Iowa |
| 2 | Isaac Ainslie | 23 | Son | Laborer | Iowa |
| 3 | Margaret P. Sloniker | 23 | Daughter | — | Canada-English |
| 4 | Richard J. Sloniker | 3 | Grandson | — | Iowa |
| 5 | Avonelle V. Sloniker | 2 | Granddaughter | — | Iowa |
| 6 | Gerald J. Coffey | 18 | Son | Laborer | Canada-English |
| 7 | Robert C. Welsar | 54 | Head | Salesman | Minnesota |
| 8 | Mayme M. Welsar | 48 | Wife-H | — | Germany |
| 9 | Raymond Taylor | 23 | Son-in-law | Proprietor | Iowa |
| 10 | Gladys M. Taylor | 22 | Daughter | Overseer | Iowa |
| 11 | Carl Crohe | 35 | Head | Laborer | Iowa |
| 12 | Emil M. Crohe | 32 | Wife-H | — | Illinois |
| 13 | Virgil Crohe | 10 | Son | — | Iowa |
| 14 | Dorothy Crohe | 8 | Daughter | — | Iowa |
| 15 | Charles R. Hahn | 30 | Head | Laborer | Iowa |
| 16 | Esther C. Hahn | 25 | Wife-H | — | Iowa |
| 17 | Dale V. Hahn | 6 | Son | — | Iowa |
| 18 | Lowell R. Hahn | 5 | Son | — | Iowa |
| 19 | Lavone R. Hahn | 1 | Daughter | — | Iowa |
| 20 | Raymond Mccullum | 41 | Head | General Mechanic | Iowa |
| 21 | Coletta L. Mccullum | 39 | Wife-H | — | Iowa |
| 22 | William R. Mccullum | 13 | Son | — | Iowa |
| 23 | Madeline M. Mccullum | 11 | Daughter | — | Iowa |
| 24 | George W. Wright | 45 | Head | Patrolman | Iowa |
| 25 | Naomi B. Wright | 40 | Wife-H | — | Iowa |
| 26 | Beulah L. Wright | 21 | Daughter | Saleslady | Iowa |
| 27 | Marvin L. Wright | 18 | Son | — | Iowa |
| 28 | Emma A. Gard | 66 | Mother-in-law | — | Illinois |
| 29 | Joseph J. Kelly | 30 | Head | Painter | Iowa |
| 30 | Edith M. Kelly | 26 | Wife-H | — | Iowa |
| 31 | James L. Kelly | 2 | Son | — | Iowa |
| 32 | Donald W. Kelly | 1 | Son | — | Iowa |
| 33 | David A. Kelly | 0 | Son | — | Iowa |
| 34 | John Buddy | 24 | Head | Laborer | Iowa |
| 35 | Eileen M. Buddy | 23 | Wife-H | — | Iowa |
| 36 | Peter J. Clasen | 46 | Head | Salesman | Iowa |
| 37 | Mildred E. Clasen | 40 | Wife-H | — | Iowa |
| 38 | Ruth M. Clasen | 18 | Daughter | Stenographer | Iowa |
| 39 | Peter J. Collins | 69 | Head | Foreman | England |
| 40 | Catherine M. Collins | 67 | Wife-H | — | Northern Ireland |
| 41 | Agnes C. Collins | 24 | Daughter | Saleslady | Iowa |
| 42 | Thomas Nally | 65 | Brother-in-law | Laborer | Northern Ireland |
| 43 | James J. Mccoy | 55 | Head | Patrolman | Iowa |
| 44 | Mary J. Mccoy | 44 | Wife-H | — | New York |
| 45 | William F. Mccoy THIS PERSON | 22 | Son | Usher | Iowa |
| 46 | Leo B. Mccoy | 21 | Son | Pressman | Iowa |
| 47 | James J. Mccoy | 20 | Son | Salesman | Iowa |
| 48 | Catherine M. Mccoy | 18 | Daughter | Cook | Iowa |
| 49 | John E. Mccoy | 17 | Son | — | Iowa |
| 50 | Peter V. Mccoy | 15 | Son | — | Iowa |
Pedigree Summary
William + 5 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 1930 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)