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Frank Ryan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Delaware-County, Iowa
Our Model Tree links this Frank Ryan across the 1920, 1930 and 1940 US Censuses in Delaware-County, Iowa (XGBoost, ~Confirmed) — first a head (b.~1892), then head of a 8-person household.
Age 48
b. ~1892
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Delaware-County, Iowa |
| Surname | Ryan |
| Given Name | Frank P. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Adams Twp |
| 1935 Residence (County) | Delaware |
| Additional Details | |
| Occupation | farmer |
| Industry | farm |
| Class of Worker | E |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Farmer |
| Township / Ward | Adams Twp |
| Est. Birth Year | ~1892 |
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 1940 census.
| Name | Relation to head | Relative to Frank | Age | Birth yr |
|---|---|---|---|---|
| Louis Ryan | Son | — | 15 | ~1925 |
| Rose Ryan | Daughter | — | 13 | ~1927 |
| Frank Ryan | Head | — | 48 | ~1892 |
| Marian Ryan | Daughter | — | 17 | ~1923 |
| Doris Ryan | Daughter | — | 18 | ~1922 |
| Bernard Ryan | Son | — | 11 | ~1929 |
| Rita Ryan | Daughter | — | 9 | ~1931 |
| Helen Ryan | Spouse | — | 43 | ~1897 |
Census Appearances
1920
Delaware, Iowa
Head, age 28
Delaware, Iowa · implied b. ~1892 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Frank Jr. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Iowa |
| Occupation | Farmer |
| Industry | General Farming |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Delaware, Iowa
Head, age 39
Delaware, Iowa · implied b. ~1891 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Frank J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 28 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Iowa |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Delaware-County, Iowa
Head, age 48
Delaware-County, Iowa · implied b. ~1892 — 8 household members
| Surname | Ryan |
| Given Name | Frank P. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Adams Twp |
| 1935 Residence (County) | Delaware |
| Occupation | farmer |
| Industry | farm |
| Class of Worker | E |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | 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 Frank Ryan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Frank Ryan
Head · 1940 · age 48 · b. ~1892 · Iowa
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Delaware-County, Iowa
Open full size
1940 US Federal Census — Delaware-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01155-00022)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Beverly Mckay | 3 | daughter | — | Iowa |
| 2 | Donald Smith | 25 | hired hand | Farm Laborer | Iowa |
| 3 | Fred Baubermier | 50 | head | Farmer | Iowa |
| 4 | Mary Baubermier | 44 | wife | Housewife | Iowa |
| 5 | Louis Baubermier | 21 | son | Farmer | Iowa |
| 6 | Darrell Baubermier | 17 | son | Farm Laborer | Iowa |
| 7 | Etta Avis | 67 | maid | House Maid | Iowa |
| 8 | Robert W. Patterson | 45 | head | Farmer | Iowa |
| 9 | William Patterson | 12 | son | — | Iowa |
| 10 | Jean Patterson | 10 | daughter | — | Iowa |
| 11 | Floyd Patterson | 9 | son | — | Iowa |
| 12 | Madie Patterson | 3 | daughter | — | Iowa |
| 13 | Kathryn Patterson | 1 | daughter | — | Iowa |
| 14 | George Duggan | 40 | head | Farmer | Iowa |
| 15 | Julia Duggan | 38 | wife | — | Iowa |
| 16 | Mary Duggan | 10 | daughter | — | Iowa |
| 17 | Alfred Wulfekuhle | 20 | hired hand | Farm Laborer | Iowa |
| 18 | H. James Lyhess | 72 | head | Farmer | Wisconsin |
| 19 | Julia Lyhess | 65 | wife | — | Wisconsin |
| 20 | Dorothy Lyhess | 41 | daughter | — | Iowa |
| 21 | Grant Lyhess | 36 | son | Farm Laborer | Iowa |
| 22 | John Duggan | 47 | head | Farmer | Iowa |
| 23 | Anita Duggan | 47 | wife | — | Iowa |
| 24 | Mary Virginia Duggan | 17 | daughter | — | Iowa |
| 25 | Thomas Gahan | 36 | hired hand | Farm Laborer | Iowa |
| 26 | Frank P. Ryan THIS PERSON | 48 | head | Farmer | Iowa |
| 27 | Helen Ryan | 43 | wife | — | Iowa |
| 28 | Doris Ryan | 18 | daughter | — | Iowa |
| 29 | Marian Ryan | 17 | daughter | — | Iowa |
| 30 | Louis Ryan | 15 | son | Farm Laborer | Iowa |
| 31 | Rose Marie Ryan | 13 | daughter | — | Iowa |
| 32 | Bernard Ryan | 11 | son | — | Iowa |
| 33 | Rita Ryan | 9 | daughter | — | Iowa |
| 34 | James Emerson | 52 | head | Farmer | Nebraska |
| 35 | Eliza Emerson | 45 | wife | — | Iowa |
| 36 | Isabelle Emerson | 16 | daughter | — | Iowa |
| 37 | Bernice Emerson | 11 | daughter | — | Iowa |
| 38 | Marjorie Emerson | 11 | daughter | — | Iowa |
| 39 | Willa Emerson | 4 | daughter | — | Iowa |
| 40 | John Devine | 63 | head | Farmer | Iowa |
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)