RP
Robert Pierce — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jackson-County, Michigan
Our Model Tree links this Robert Pierce across the 1930 and 1940 US Censuses in Jackson-County, Michigan (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 8-person household.
Age 12
b. ~1928
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jackson-County, Michigan |
| Surname | Pierce |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Parma Twp. |
| 1935 Residence (County) | Jackson |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Parma Twp |
| Est. Birth Year | ~1928 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Nelson Pierce | Head | — | 37 | ~1903 |
| Jeanette Pierce | Daughter | — | 4 | ~1936 |
| Donald Pierce | Son | — | 7 | ~1933 |
| Henry Brigham | Other | — | 66 | ~1874 |
| Robert Pierce | Son | — | 12 | ~1928 |
| Darlene Pierce | Spouse | — | 31 | ~1909 |
| Prudence Pierce | Daughter | — | 1 | ~1939 |
| Joyce Pierce | Daughter | — | 9 | ~1931 |
Census Appearances
1930
Jackson, Michigan
Son, age 1
Jackson, Michigan · implied b. ~1929 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Pierce |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Florida |
| Mother's Birthplace | Kentucky |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Jackson-County, Michigan
Son, age 12
Jackson-County, Michigan · implied b. ~1928 — 8 household members
| Surname | Pierce |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Parma Twp. |
| 1935 Residence (County) | Jackson |
| Income (1939) | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Robert Pierce across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Pierce
Son · 1940 · age 12 · b. ~1928 · Michigan
★ You are viewing this record
Sibling
Donald Pierce
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joyce Pierce
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jeanette Pierce
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Prudence Pierce
Sibling · 1940 · age 1
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 — Jackson-County, Michigan
Open full size
1940 US Federal Census — Jackson-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01769-00480)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Douglas Vinson | 11 | Son | — | Michigan |
| 42 | Sharon Vinson | 5 | Daughter | — | Michigan |
| 43 | Edward Charles Zoeller | 72 | Head | Farmer | Germany |
| 44 | Bertha Zoeller | 69 | Wife | — | Michigan |
| 45 | Louis Zoeller | 29 | Son | Farmer | Michigan |
| 46 | Ruby Zoeller | 18 | Daughter | — | Michigan |
| 47 | John Voorheis | 59 | Head | Farmer | Michigan |
| 48 | Maude Voorheis | 52 | Wife | — | Michigan |
| 49 | John Jr. Voorheis | 14 | Son | Farm Help | Michigan |
| 50 | Arl Voorheis | 12 | Son | — | Michigan |
| 51 | Louise Voorheis | 17 | Daughter | Maid | Michigan |
| 52 | Frank L. Brooks | 59 | Head | Farmer | Ohio |
| 53 | Florence M. Brooks | 54 | Wife | — | Ohio |
| 54 | Archie Wilson | 58 | Hired help | Farm Laborer | Michigan |
| 55 | August Behlke | 52 | Head | Night Watch | Germany |
| 56 | Lina Behlke | 45 | Wife | — | Michigan |
| 57 | Robert Behlke | 23 | Son | Flask Fixer | Michigan |
| 58 | Eugene Behlke | 11 | Son | — | Michigan |
| 59 | Donald Behlke | 2 | Son | — | Michigan |
| 60 | Donald Mitchell | 23 | Lodger | Corer | Ohio |
| 61 | Vernon Eddington | 47 | Head | Engineer | Illinois |
| 62 | Lenora Eddington | 50 | Wife | — | Michigan |
| 63 | Alfred L. Dodge | 57 | Head | Farmer | Michigan |
| 64 | Florence Dodge | 42 | Wife | — | Michigan |
| 65 | Elmer Hartsell | 61 | Head | Farmer | Michigan |
| 66 | Ada Hartsell | 56 | Wife | — | Michigan |
| 67 | Charles Hartsell | 20 | Son | — | Michigan |
| 68 | George Hamilton | 72 | Head | Retired Farm Hand | Michigan |
| 69 | Charles Zuechler | 48 | Head | Farmer | Michigan |
| 70 | Florence Zuechler | 42 | Wife | — | Illinois |
| 71 | Nelson Pierce | 37 | Head | Farmer | Michigan |
| 72 | Darlene Pierce | 31 | Wife | — | Michigan |
| 73 | Robert Pierce THIS PERSON | 12 | Son | — | Michigan |
| 74 | Joyce Pierce | 9 | Daughter | — | Michigan |
| 75 | Donald Pierce | 7 | Son | — | Michigan |
| 76 | Jeanette Pierce | 4 | Daughter | — | Michigan |
| 77 | Prudence Ann Pierce | 1 | Daughter | — | Michigan |
| 78 | Henry Brigham | 66 | Father-in-law | Farmer | New York |
| 79 | Arthur Donovan | 57 | Head | Farmer | Michigan |
| 80 | Pearl Donovan | 58 | Wife | — | Michigan |
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)