FP
Fred Parker — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Woodbury-County, Iowa
Our Model Tree links this Fred Parker across the 1920, 1930 and 1940 US Censuses in Woodbury-County, Iowa (XGBoost, ~Confirmed) — first a head (b.~1887), then head of a 3-person household.
Age 53
b. ~1887
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Woodbury-County, Iowa |
| Surname | Parker |
| Given Name | Fred |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Moville township |
| 1935 Residence (County) | Woodbury |
| Additional Details | |
| Occupation | farmer |
| Industry | home farm |
| Class of Worker | OA |
| Hours Worked | 74 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Farmer |
| Township / Ward | Moville Township |
| Est. Birth Year | ~1887 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Fred | Age | Birth yr |
|---|---|---|---|---|
| Robert Harmon | Son | — | 32 | ~1908 |
| Fred Parker | Head | — | 53 | ~1887 |
| Alice Parker | Spouse | — | 59 | ~1881 |
Census Appearances
1920
Woodbury, Iowa
Head, age 33
Woodbury, Iowa · implied b. ~1887 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Parker |
| Given Name | Fred |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | EM |
| 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
Woodbury, Iowa
Head, age 43
Woodbury, Iowa · implied b. ~1887 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Parker |
| Given Name | Fred |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 28 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| 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
Woodbury-County, Iowa
Head, age 53
Woodbury-County, Iowa · implied b. ~1887 — 3 household members
| Surname | Parker |
| Given Name | Fred |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Moville township |
| 1935 Residence (County) | Woodbury |
| Occupation | farmer |
| Industry | home farm |
| Class of Worker | OA |
| Hours Worked | 74 |
| Income (1939) | 0 |
| Highest Grade | No 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 Fred Parker across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Fred Parker
Head · 1940 · age 53 · b. ~1887 · 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 — Woodbury-County, Iowa
Open full size
1940 US Federal Census — Woodbury-County, Iowa
Page Contents
14 people indexed on this census page (nara:1940:m-t0627-01214-00418)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Christian Ayres | 56 | Wife | Farmer | Iowa |
| 2 | Maxine L Ayres | 20 | Daughter | House Keeper | Iowa |
| 3 | Kenneth R Ayres | 14 | Son | — | Iowa |
| 4 | Charles H Scheelhouse | 58 | Head | Farmer | Iowa |
| 5 | Grace E Scheelhouse | 56 | Wife | — | Kansas |
| 6 | Ralph J Spangler | 39 | Head | Farmer | Nebraska |
| 7 | Ruth A Spangler | 37 | Wife | — | Iowa |
| 8 | Vera J Spangler | 16 | Daughter | — | Iowa |
| 9 | Mattie M Spangler | 15 | Daughter | — | Iowa |
| 10 | Mabel Jo Ann Spangler | 12 | Daughter | — | Iowa |
| 11 | R Leland Spangler | 8 | Son | — | Iowa |
| 12 | Fred Parker THIS PERSON | 53 | Head | Farmer | Iowa |
| 13 | Alice Parker | 59 | Wife | — | Iowa |
| 14 | Robert Harmon | 32 | Son | 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)