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Leo Brown — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Ottawa, Michigan
Our Model Tree links this Leo Brown across the 1920 and 1930 US Censuses in Ottawa, Michigan (XGBoost, ~Confirmed) — first a son (b.~1918), then head of a 7-person household.
Age 12
b. ~1918
Male
Son
Born: Michigan
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Ottawa, Michigan |
| Surname | Brown |
| Given Name | Leo C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Nunica Village |
| Est. Birth Year | ~1918 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Leo | Age | Birth yr |
|---|---|---|---|---|
| Ada Brown | Other | — | 36 | ~1894 |
| Florence Brown | Daughter | — | 11 | ~1919 |
| Robert Brown | Head | — | 47 | ~1883 |
| Emmett Brown | Son | — | 9 | ~1921 |
| Leo Brown | Son | — | 12 | ~1918 |
| Robert Brown | Son | — | 14 | ~1916 |
| Ruth Brown | Daughter | — | 6 | ~1924 |
Census Appearances
1920
Ottawa, Michigan
Son, age 2
Ottawa, Michigan · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Leo C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Ottawa, Michigan
Son, age 12
Ottawa, Michigan · implied b. ~1918 — 7 household members
| Surname | Brown |
| Given Name | Leo C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Can Read/Write | Yes |
| 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 Leo Brown across 2 US Census years (1920 and 1930) in Ottawa, Michigan, using XGBoost record linkage.
Show:
This person
Anchor record
Leo Brown
Son · 1930 · age 12 · b. ~1918 · Michigan
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Sibling
Emmett Brown
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Brown
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Brown
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Florence Brown
Sibling · 1930 · age 11
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 — Ottawa, Michigan
Open full size
1930 US Federal Census — Ottawa, Michigan
Page Contents
27 people indexed on this census page (ia:1930:michigancensus00reel1023:0656)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Pearl Smith | 18 | Daughter | None | Michigan |
| 52 | Margaret A Wilder | 77 | H | None | New York |
| 53 | Gertrude Hall | 71 | Boarder | None | Michigan |
| 54 | Sherman H Crouel | 28 | Head | Mechanic | Michigan |
| 55 | Ethelyn V Crouel | 22 | Wife-H | Teacher | Michigan |
| 56 | Florence G Warber | 55 | H | Teacher | New York |
| 57 | Martha G Warber | 25 | Daughter | Teacher | Pennsylvania |
| 58 | William H Easterly | 39 | Head | Manager | Michigan |
| 59 | Ethel N Easterly | 34 | Wife-H | Teacher | Michigan |
| 60 | Robert S Brown | 47 | Head | Owner | Michigan |
| 61 | Ada C Brown | 36 | Wife-H | None | Michigan |
| 62 | Robert W Brown | 14 | Son | None | Michigan |
| 63 | Leo C Brown THIS PERSON | 12 | Son | None | Michigan |
| 64 | Florence M Brown | 11 | Daughter | None | Michigan |
| 65 | Emmett J Brown | 9 | Son | None | Michigan |
| 66 | Ruth C Brown | 6 | Daughter | None | Michigan |
| 67 | Lewis W Moore | 55 | Head | Carpenter | Michigan |
| 68 | Grace W Moore | 47 | Wife-H | None | Michigan |
| 69 | Hazen T Moore | 23 | Son | Operator | Michigan |
| 70 | George L Moore | 21 | Son | Engineer | Michigan |
| 71 | Margaret A Moore | 19 | Daughter | Teacher | Michigan |
| 72 | Charles H Moore | 14 | Son | None | Michigan |
| 73 | Russell W Moore | 12 | Son | None | Michigan |
| 74 | John D Pickett | 68 | Head | None | Iowa |
| 75 | Clara V Pickett | 65 | Wife-H | None | Michigan |
| 76 | William H Pickett | 39 | Head | Implement Dealer | Michigan |
| 77 | Charlotte A Pickett | 37 | Wife-H | None | New York |
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)