HP
Harry Parker — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cedar-County, Iowa
Our Model Tree links this Harry Parker across the 1920, 1930 and 1940 US Censuses in Cedar-County, Iowa (XGBoost, ~Confirmed) — first a head (b.~1896), then head of a 4-person household.
Age 44
b. ~1896
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cedar-County, Iowa |
| Surname | Parker |
| Given Name | Harry J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Cedar |
| Additional Details | |
| Occupation | Laborer |
| Industry | Private Grain |
| Class of Worker | PW |
| Hours Worked | 54 |
| Income (1939) | 250 |
| Highest Grade | Hs 2 |
| 1935 Residence | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Laborer |
| Township / Ward | Bennett Town |
| Est. Birth Year | ~1896 |
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 Harry | Age | Birth yr |
|---|---|---|---|---|
| Sharon Parker | Daughter | — | 1 | ~1939 |
| Robert Parker | Other | — | 9 | ~1931 |
| Harry Parker | Head | — | 44 | ~1896 |
| Grace Parker | Spouse | — | 37 | ~1903 |
Census Appearances
1920
Cedar, Iowa
Head, age 29
Cedar, Iowa · implied b. ~1891 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Parker |
| Given Name | Harry J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | O |
| 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
Cedar, Iowa
Head, age 39
Cedar, Iowa · implied b. ~1891 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Parker |
| Given Name | Harry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 23 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Cedar-County, Iowa
Head, age 44
Cedar-County, Iowa · implied b. ~1896 — 4 household members
| Surname | Parker |
| Given Name | Harry J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Cedar |
| Occupation | Laborer |
| Industry | Private Grain |
| Class of Worker | PW |
| Hours Worked | 54 |
| Income (1939) | 250 |
| Highest Grade | Hs 2 |
| 1935 Residence | Iowa |
| 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 Harry Parker across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Harry Parker
Head · 1940 · age 44 · b. ~1896 · 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 — Cedar-County, Iowa
Open full size
1940 US Federal Census — Cedar-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01145-00886)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John H Phelps | 81 | Head | Grain Buyer | Iowa |
| 2 | Cynthia W Phelps | 72 | Wife | — | Iowa |
| 3 | Harry J Parker THIS PERSON | 44 | Head | Laborer | Iowa |
| 4 | Grace Parker | 37 | Wife | — | Wisconsin |
| 5 | Robert A Parker | 9 | Step-son | — | Iowa |
| 6 | Sharon K Parker | 1 | Daughter | — | Iowa |
| 7 | Martin D Skaggs | 70 | Head | Hotel Prop. | Kentucky |
| 8 | Bertha Skaggs | 61 | Wife | — | Kansas |
| 9 | Louis E Bear | 73 | Lodger | Doctor Of Medicine | Iowa |
| 10 | John L Willison | 30 | Lodger | Teacher | Iowa |
| 11 | William Joerke | 71 | Head | — | Iowa |
| 12 | Claus Horstmann | 30 | Head | Grocery | Iowa |
| 13 | Blanche Horstmann | 29 | Wife | — | Iowa |
| 14 | Donna Horstmann | 3 | Daughter | — | Iowa |
| 15 | Charles G Brockmeyer | 50 | Head | Merchant | Iowa |
| 16 | Junietta Brockmeyer | 49 | Wife | — | Iowa |
| 17 | Brockmeyer | None | — | — | — |
| 18 | Darrell B Brockmeyer | 26 | Son | Clerk | Iowa |
| 19 | William F Kelling | 37 | Head | Barber | Iowa |
| 20 | Nora Kelling | 35 | Wife | — | Iowa |
| 21 | Mervin E Metz | 29 | Head | Chauffeur | Iowa |
| 22 | Ruth K Metz | 26 | Wife | — | Iowa |
| 23 | Dorothy J Metz | 4 | Daughter | — | Iowa |
| 24 | Wilfred Kelling | 44 | Head | Section Laborer | Iowa |
| 25 | Pauline Kelling | 46 | Sister | Book-Keeper | Iowa |
| 26 | Richard Conrad | 52 | Head | — | Iowa |
| 27 | Anna Conrad | 51 | Wife | — | Iowa |
| 28 | Roy Johnson | 52 | Lodger | Proprietor | Illinois |
| 29 | Herman H Thiering | 72 | Head | — | Germany |
| 30 | Katie Thiering | 69 | Wife | — | Iowa |
| 31 | Junie E Moritz | 69 | Head | — | Iowa |
| 32 | Sarah C Moritz | 72 | Sister-in-law | — | Iowa |
| 33 | Kate Wagner | 48 | Head | — | Iowa |
| 34 | H. Carrie Wagner | 45 | Sister | — | Iowa |
| 35 | Fred Wagner | 80 | Father | — | Germany |
| 36 | Florence M Spratt | 23 | Lodger | Teaching | Iowa |
| 37 | Lorna J Garrett | 22 | Lodger | Teaching | Wisconsin |
| 38 | Julius E Koch | 30 | Head | Minister | Oregon |
| 39 | Alice L Koch | 28 | Wife | — | Iowa |
| 40 | Harold Helmsold | 28 | Head | Chauffeur | 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)