JE
James Edwards — 1940 US Census Record
Model Tree available1940 United States Federal Census · Black-Hawk-County, Iowa
Our Model Tree links this James Edwards across the 1920, 1930 and 1940 US Censuses in Black-Hawk-County, Iowa (XGBoost, ~Confirmed), with identified parents James & James — first a son (b.~1915), then head of a 4-person household.
Age 25
b. ~1915
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Black-Hawk-County, Iowa |
| Surname | Edwards |
| Given Name | James J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Cedar Heights |
| 1935 Residence (County) | Blackhawk |
| Additional Details | |
| Highest Grade | C 3 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Cedar Heights |
| Est. Birth Year | ~1915 |
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 |
|---|---|---|---|---|
| Rowena Edwards | Daughter | — | 15 | ~1925 |
| Jane Edwards | Daughter | — | 20 | ~1920 |
| Winifred Edwards | Head | — | 56 | ~1884 |
| James Edwards | Son | — | 25 | ~1915 |
Census Appearances
1920
Black Hawk, …
Son, age 5
Black Hawk, Iowa · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Edwards |
| Given Name | James J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Black Hawk, …
Son, age 15
Black Hawk, Iowa · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Edwards |
| Given Name | James J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Iowa |
| Age at First Marriage | 15 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Black-Hawk-County, Iowa
Son, age 25
Black-Hawk-County, Iowa · implied b. ~1915 — 4 household members
| Surname | Edwards |
| Given Name | James J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Cedar Heights |
| 1935 Residence (County) | Blackhawk |
| Highest Grade | C 3 |
| 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 James Edwards across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Edwards (~0.92 confidence) and father James Edwards (~0.92 confidence) and mother Winifred Edwards (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Edwards
b. ~1884
Source father
● Household
· direct · ~0.92
Father
James Edwards
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Winifred Edwards
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Edwards
Son · 1940 · age 25 · b. ~1915 · Iowa
★ You are viewing this record
Sibling
Jane Edwards
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rowena Edwards
Sibling · 1940 · age 15
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 — Black-Hawk-County, Iowa
Open full size
1940 US Federal Census — Black-Hawk-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01139-00409)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Rowena A. Edwards | 62 | Head | Librarian | Iowa |
| 2 | Winifred Edwards | 56 | Head | — | Iowa |
| 3 | James J. Edwards THIS PERSON | 25 | Son | — | Iowa |
| 4 | Jane L. Edwards | 20 | Daughter | — | Iowa |
| 5 | Rowena M. Edwards | 15 | Daughter | — | Iowa |
| 6 | Viray F. Reilsaman | 37 | Head | Mechanic Foreman | Iowa |
| 7 | Gayle C. Reilsaman | 34 | Wife | — | Iowa |
| 8 | Kay P. Reilsaman | 11 | Son | — | Iowa |
| 9 | Forrest M. Worley | 44 | Head | Inspector | Iowa |
| 10 | Pearl E. Worley | 41 | Wife | Stenographer | Iowa |
| 11 | Merle W. Pericho | 60 | Head | Agent | Iowa |
| 12 | Cora C. Pericho | 59 | Wife | Demonstrator | Iowa |
| 13 | Lester H. Newhouse | 29 | Head | Clergyman | Iowa |
| 14 | Marjorie B. Newhouse | 29 | Wife | — | Nebraska |
| 15 | Marjorie A. Newhouse | 7 | Daughter | — | Nebraska |
| 16 | Lehrone E. Newhouse | 5 | Daughter | — | Nebraska |
| 17 | William Pohlman | 43 | Head | Supervisor | Germany |
| 18 | Frances R. Pohlman | 38 | Wife | — | Germany |
| 19 | Roger Pohlman | 13 | Son | — | Iowa |
| 20 | Richard Pohlman | 8 | Son | — | Iowa |
| 21 | Cornelius L. Mcdermott | 33 | Head | Machinist | Iowa |
| 22 | Helen R. Mcdermott | 23 | Wife | — | Iowa |
| 23 | Michael C. Mcdermott | 3 | Son | — | Iowa |
| 24 | Lawrence J. Mcdermott | 2 | Son | — | Iowa |
| 25 | Cecil H. Thompson | 46 | Head | Shipping Room | Iowa |
| 26 | Kathryn M. Thompson | 47 | Wife | — | South Dakota |
| 27 | Lowell M. Thompson | 17 | Son | Laborer | Iowa |
| 28 | Elizabeth M. Thompson | 14 | Daughter | — | Iowa |
| 29 | Robert G. Metze | 27 | Head | Musician | Iowa |
| 30 | Leota P. Metze | 26 | Wife | Laundry Worker | Iowa |
| 31 | Ferner R. Nuhn | 36 | Head | Writer | Iowa |
| 32 | Ruth Nuhn | 46 | Wife | Writer | Iowa |
| 33 | L. J. Roedel | 54 | Head | Telegraph Operator | Ohio |
| 34 | Laura L. Roedel | 49 | Wife | — | Michigan |
| 35 | Henrietta Roedel | 19 | Daughter | Clerk Office | Illinois |
| 36 | Robert E. Roedel | 17 | Son | Stock Room | Indiana |
| 37 | Jeanette A. Roedel | 16 | Daughter | — | Indiana |
| 38 | Richard E. Roedel | 15 | Son | — | Indiana |
| 39 | James B. Roedel | 12 | Son | — | Iowa |
| 40 | Charles R. Kruelich | 60 | Head | Postal Clerk | New York City |
Pedigree Summary
James + 2 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 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)