JP
John Potter — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mendocino-County, California
Our Model Tree links this John Potter across the 1930 and 1940 US Censuses in Mendocino-County, California (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 8-person household.
Age 11
b. ~1929
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mendocino-County, California |
| Surname | Potter |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Ten Mile |
| 1935 Residence (County) | Mendocino |
| Additional Details | |
| Highest Grade | 4 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Ten Mile |
| Est. Birth Year | ~1929 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Jo-Ann Potter | Daughter | — | 7 | ~1933 |
| Sally Potter | Daughter | — | 3 | ~1937 |
| Theodore Potter | Head | — | 47 | ~1893 |
| Susan Potter | Spouse | — | 38 | ~1902 |
| William Potter | Son | — | ~1940 | |
| John Potter | Son | — | 11 | ~1929 |
| Byron Potter | Son | — | 13 | ~1927 |
| Robert Potter | Son | — | 19 | ~1921 |
Census Appearances
1930
Mendocino, California
Son, age 1
Mendocino, California · implied b. ~1929 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Potter |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Mendocino-County, California
Son, age 11
Mendocino-County, California · implied b. ~1929 — 8 household members
| Surname | Potter |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Ten Mile |
| 1935 Residence (County) | Mendocino |
| Highest Grade | 4 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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 Potter across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Potter
Son · 1940 · age 11 · b. ~1929 · California
★ You are viewing this record
Sibling
William Potter
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jo-Ann Potter
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Byron Potter
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Potter
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sally Potter
Sibling · 1940 · age 3
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 — Mendocino-County, California
Open full size
1940 US Federal Census — Mendocino-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00263-00501)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ethel Lou Potter | 9 | Daughter | — | California |
| 42 | Alice Potter | 7 | Daughter | — | California |
| 43 | Jack Kuykendall | 37 | Head | Laborer | Oklahoma |
| 44 | Esther @ Kuykendall | 26 | Wife | — | No. Dakota |
| 45 | Patricia Jean Kuykendall | 5 | Daughter | — | California |
| 46 | Carol Jean Kuykendall | 2 | Daughter | — | California |
| 47 | Dad Kuykendall | 63 | Father | Laborer | Texas |
| 48 | Theodore Potter | 47 | Head | Faller | California |
| 49 | Susan @ Potter | 38 | Wife | — | California |
| 50 | Robert Potter | 19 | Son | Section Hand | California |
| 51 | Byron Potter | 13 | Son | — | California |
| 52 | John Potter THIS PERSON | 11 | Son | — | California |
| 53 | Jo-Ann Potter | 7 | Daughter | — | California |
| 54 | Sally Potter | 3 | Daughter | — | California |
| 55 | William Potter | 0 | Son | — | California |
| 56 | Raymond Brink | 31 | Head | Stationary Engineer | Washington |
| 57 | Gertrude @ Brink | 26 | Wife | — | California |
| 58 | Laverne Brink | 12 | Son | — | California |
| 59 | Darwin Brink | 3 | Son | — | California |
| 60 | John Murphy | 63 | Head | Faller | No. Carolina |
| 61 | Lesta @ Murphy | 61 | Wife | — | No. Carolina |
| 62 | John Gaiazzi | 52 | Head | Choker | Italy |
| 63 | Rose @ Gaiazzi | 34 | Wife | — | California |
| 64 | Joe Gaiazzi | 14 | Son | — | California |
| 65 | Frank Gaiazzi | 11 | Son | — | California |
| 66 | Fred @ Hervilla | 41 | Head | Steward | Finland |
| 67 | Rachael Hervilla | 39 | Wife | — | California |
| 68 | Viveene Hervilla | 17 | Daughter | — | California |
| 69 | Fred Jr. Hervilla | 11 | Son | — | California |
| 70 | Ray E. Mack | 32 | Head | Rigger | California |
| 71 | Lola @ Mack | 31 | Wife | — | California |
| 72 | Charlotte Mack | 0 | Daughter | — | California |
| 73 | Joel Laitala | 50 | Head | Stationary Fireman | Finland |
| 74 | Ella E @ Laitala | 44 | Wife | — | Wisconsin |
| 75 | Ernest E Koskinen | 14 | Wife's-Son | — | California |
| 76 | Carl R. Koskinen | 12 | Wife's-Son | — | California |
| 77 | Lillian I. Laitala | 10 | Daughter | — | California |
| 78 | George Brooks | 43 | Head | Hook Tender | California |
| 79 | Clara @ Brooks | 38 | Wife | — | Oregon |
| 80 | Elaine Brooks | 15 | Daughter | — | California |
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)