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James Boyd — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cerro-Gordo-County, Iowa
Our Model Tree links this James Boyd across the 1920, 1930 and 1940 US Censuses in Cerro-Gordo-County, Iowa (XGBoost, ~Confirmed), with identified parents Frank & Frank — first a head (b.~1912), then head of a 4-person household.
Age 28
b. ~1912
Male
Head
Born: Wisconsin
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cerro-Gordo-County, Iowa |
| Surname | Boyd |
| Given Name | James S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Mason City |
| 1935 Residence (County) | Cerro Gordo |
| Additional Details | |
| Occupation | Laborer |
| Industry | Cement plant |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 700 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Laborer |
| Township / Ward | Mason City |
| Est. Birth Year | ~1912 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Donna Boyd | Daughter | — | 2 | ~1938 |
| James Boyd | Head | — | 28 | ~1912 |
| Glennie Boyd | Son | — | 1 | ~1939 |
| Goldie Boyd | Spouse | — | 23 | ~1917 |
Census Appearances
1920
Cerro Gordo, …
Son, age 7
Cerro Gordo, Iowa · implied b. ~1913 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Boyd |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Wisconsin |
| Speaks English | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Cerro Gordo, …
Son, age 18
Cerro Gordo, Iowa · implied b. ~1912 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Boyd |
| Given Name | James G |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Wisconsin |
| Occupation | Laborer |
| Industry | Odd Jobs |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Cerro-Gordo-County, Iowa
Head, age 28
Cerro-Gordo-County, Iowa · implied b. ~1912 — 4 household members
| Surname | Boyd |
| Given Name | James S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Mason City |
| 1935 Residence (County) | Cerro Gordo |
| Occupation | Laborer |
| Industry | Cement plant |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 700 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 James Boyd across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Frank Boyd (~0.92 confidence) and father Frank Boyd (~0.92 confidence) and mother Marie Boyd (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Boyd
b. ~1887
Source father
● Household
· direct · ~0.92
Father
Frank Boyd
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Marie Boyd
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Boyd
Head · 1940 · age 28 · b. ~1912 · Iowa
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Cerro-Gordo-County, Iowa
Open full size
1940 US Federal Census — Cerro-Gordo-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01146-00425)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | James R. Hills | 26 | Head | Laborer - Ice Gang | Minnesota |
| 42 | Vera O. Hills | 24 | Wife | — | So. Dakota |
| 43 | Constance Hills | 2 | Daughter | — | Iowa |
| 44 | James, Jr. Hills | 1 | Son | — | Iowa |
| 45 | George W. Chapman | 40 | Head | Sausage Maker | Iowa |
| 46 | Martha Chapman | 34 | Wife | — | Iowa |
| 47 | Oris Chapman | 13 | Son | — | Iowa |
| 48 | Ardith Chapman | 11 | Daughter | — | Iowa |
| 49 | Robert Chapman | 5 | Son | — | Iowa |
| 50 | Arleen Chapman | 3 | Daughter | — | Iowa |
| 51 | Donald Price | 19 | Head | Butcher | Missouri |
| 52 | Phyllis A. Price | 19 | Wife | — | Iowa |
| 53 | Lucille D. Holmes | 38 | Head | Cook | Iowa |
| 54 | Lucille Holmes | 20 | Daughter | Filing Clerk | Iowa |
| 55 | Deloris Holmes | 19 | Daughter | Housework | Iowa |
| 56 | Charles Holmes | 10 | Son | — | Iowa |
| 57 | Charlotte Holmes | 15 | Daughter | — | Iowa |
| 58 | Opal Holmes | 11 | Daughter | — | Iowa |
| 59 | James S. Boyd THIS PERSON | 28 | Head | Laborer | Wisconsin |
| 60 | Goldie G. Boyd | 23 | Wife | — | Iowa |
| 61 | Donna J. Boyd | 2 | Daughter | — | Iowa |
| 62 | Glennie E. Boyd | 1 | Son | — | Iowa |
| 63 | George W. Heeley | 30 | Head | Laborer - Beef Kill | Iowa |
| 64 | Mary Heeley | 22 | Wife | Chicken Picker | Missouri |
| 65 | Abe Meachem | 34 | Head | Clean Up Gang | So. Dakota |
| 66 | Florence Meachem | 28 | Wife | Chicken Picker | Iowa |
| 67 | Kenneth Meachem | 8 | Son | — | Iowa |
| 68 | Willard D. Nesett | 27 | Head | Laborer - Beef Kill | Iowa |
| 69 | Lucille Nesett | 23 | Wife | — | Iowa |
| 70 | Shirley A. Nesett | 6 | Daughter | — | Iowa |
| 71 | Lawn A. Johnston | 47 | Head | Driller | Iowa |
| 72 | Anna Johnston | 46 | Wife | Waitress | Illinois |
| 73 | Bertha E. Smith | 50 | Head | Laborer - Trim | Germany |
| 74 | Niles Smith | 17 | Son | — | Germany |
| 75 | Jacob Baluff | 63 | Lodger | Laborer - Kill | Germany |
| 76 | Ralph White | 54 | Head | — | Pennsylvania |
| 77 | Harold White | 23 | Son | Butcher | Iowa |
| 78 | John V. Schwerdt | 53 | Head | Carpenter | Russia |
| 79 | Rhynholt Schmidt | 59 | Head | Watchman | Germany |
| 80 | Lucy E. Schmidt | 55 | Wife | — | Russia |
Pedigree Summary
James
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)