JP
John Pierce — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Scott, Iowa
Our Model Tree links this John Pierce across the 1930 and 1940 US Censuses in Scott, Iowa (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 8-person household.
Age 3
b. ~1927
Male
Son
Born: Iowa
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Scott, Iowa |
| Surname | Pierce |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | City Of Davenport |
| Est. Birth Year | ~1927 |
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 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Vivian Pierce | Daughter | — | 6 | ~1924 |
| Pauline Pierce | Daughter | — | 1 | ~1929 |
| James Pierce | Head | — | 35 | ~1895 |
| John Pierce | Son | — | 3 | ~1927 |
| Raymond Pierce | Son | — | 7 | ~1923 |
| Byron Pierce | Son | — | 11 | ~1919 |
| Charles Pierce | Son | — | 9 | ~1921 |
| Bessie Pierce | Spouse | — | 29 | ~1901 |
Census Appearances
1930
Scott, Iowa
Son, age 3
Scott, Iowa · implied b. ~1927 — 8 household members
| Surname | Pierce |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Scott-County, Iowa
Son, age 14
Scott-County, Iowa · implied b. ~1926 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peirce |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Davenport, City |
| 1935 Residence (County) | Scott |
| Income (1939) | 0 |
| Highest Grade | 7 |
| 1935 Residence | Same House |
| 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 John Pierce across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Pierce
Son · 1930 · age 3 · b. ~1927 · Iowa
★ You are viewing this record
Sibling
Vivian Pierce
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pauline Pierce
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Pierce
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Byron Pierce
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Pierce
Sibling · 1930 · age 7
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
1930 US Federal Census — Scott, Iowa
Open full size
1930 US Federal Census — Scott, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel681:0916)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bennie Golders | 44 | Head | Machinist | Illinois |
| 2 | Mary Golders | 39 | Wife | — | Illinois |
| 3 | Allen Golders | 16 | Son | Stock Boy | Illinois |
| 4 | Mildred Golders | 15 | Daughter | — | Illinois |
| 5 | Bernice Golders | 11 | Son | — | Iowa |
| 6 | Richard Golders | 7 | Son | — | Iowa |
| 7 | Robert Golders | 4 | Son | — | Iowa |
| 8 | William Golders | 1 | Son | — | Iowa |
| 9 | Lloyd Ewing | 30 | Head | Moulder | Illinois |
| 10 | Edna Ewing | 17 | Wife | — | Iowa |
| 11 | Eval Jones | 40 | Head | Janitor | Missouri |
| 12 | Effie Jones | 47 | Wife | Maid | Missouri |
| 13 | Pauline Jones | 17 | Daughter | — | Missouri |
| 14 | Thelma Jones | 14 | Daughter | — | Missouri |
| 15 | Loretta Jones | 85 | Mother | — | Tennessee |
| 16 | Harry Bolden | 31 | Express & Trans | Truck Driver | Iowa |
| 17 | Eddie Bolden | 29 | Wife | — | Louisiana |
| 18 | Martell Bolden | 1 | Son | — | Arkansas |
| 19 | Alfred Wigginton | 42 | Head | Carpenter | Kansas |
| 20 | Ella Wigginton | 41 | Wife | Cook | Colorado |
| 21 | Frank Tatem | 40 | Head | Car Washer | Texas |
| 22 | Lucille Tatem | 39 | Wife | Maid | Maryland |
| 23 | Herman Stahl | 74 | Head | — | Germany |
| 24 | John H Ahde | 38 | Head | Agent | Iowa |
| 25 | Gertrude Ahde | 38 | Wife | Cashier | Iowa |
| 26 | Zachary Dresser | 77 | Father-in-law | — | Ohio |
| 27 | Agusta Schneck | 69 | Servant | Housekeeper | Germany |
| 28 | Arthur Nehlsen | 39 | Head | Auto Repair | Illinois |
| 29 | Sadie Nehlsen | 34 | Wife | — | Iowa |
| 30 | Edward Nehlsen | 11 | Son | — | Iowa |
| 31 | Arthur Nehlsen | 9 | Son | — | Iowa |
| 32 | William Nehlsen | 6 | Son | — | Iowa |
| 33 | Margaret Nehlsen | 70 | Mother | — | Germany |
| 34 | Rhoda Mullenix | 22 | Lodger | Electrician | West Virginia |
| 35 | Edward Horst | 71 | Head | — | Germany |
| 36 | Katherine Horst | 64 | Wife | — | Germany |
| 37 | Henry Uken | 45 | Head | Asst Chief | Germany |
| 38 | Joanna Uken | 46 | Wife | — | Iowa |
| 39 | Roger G Uken | 6 | Daughter | — | Iowa |
| 40 | William D Wagner | 25 | Head | Accountant | Illinois |
| 41 | Wilhelmina Wagner | 56 | Mother | — | Illinois |
| 42 | James Pierce | 35 | Head | Salesman | Tennessee |
| 43 | Bessie Pierce | 29 | Wife | — | Iowa |
| 44 | Byron Pierce | 11 | Son | — | Iowa |
| 45 | Charles Pierce | 9 | Son | — | Iowa |
| 46 | Raymond Pierce | 7 | Son | — | Iowa |
| 47 | Vivian Pierce | 6 | Daughter | — | Iowa |
| 48 | John Pierce THIS PERSON | 3 | Son | — | Iowa |
| 49 | Pauline Pierce | 1 | Daughter | — | Iowa |
| 50 | Adolph Bunn | 37 | Head | Fireman | Germany |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)