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Lewis Brown — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Carroll, Maryland
Our Model Tree links this Lewis Brown across the 1920 and 1930 US Censuses in Carroll, Maryland (XGBoost, ~Confirmed) — first a son (b.~1914), then head of a 14-person household.
Age 16
b. ~1914
Male
Son
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Carroll, Maryland |
| Surname | Brown |
| Given Name | Lewis M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Woolerys District 4 |
| Est. Birth Year | ~1914 |
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.
14 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Lewis | Age | Birth yr |
|---|---|---|---|---|
| Charlotte Brown | Daughter | — | 9 | ~1921 |
| Mildred Brown | Daughter | — | 7 | ~1923 |
| E Brown | Daughter | — | 11 | ~1919 |
| Marie Brown | Daughter | — | 2 | ~1928 |
| Gilbert Brown | Head | — | 55 | ~1875 |
| George Gassman | Other | — | 50 | ~1880 |
| Eva Brown | Other | — | 40 | ~1890 |
| Julia Gassman | Other | — | 45 | ~1885 |
| Henry Gassman | Son | — | 10 | ~1920 |
| Joseph Gassman | Son | — | 15 | ~1915 |
| Lewis Brown | Son | — | 16 | ~1914 |
| Emerson Brown | Son | — | 14 | ~1916 |
| George Gassman | Son | — | 17 | ~1913 |
| Gilbert Brown | Son | — | 6 | ~1924 |
Census Appearances
1920
Carroll, Maryland
Son, age 5
Carroll, Maryland · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Lewis M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Speaks English | none |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Carroll, Maryland
Son, age 16
Carroll, Maryland · implied b. ~1914 — 14 household members
| Surname | Brown |
| Given Name | Lewis M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Lewis Brown across 2 US Census years (1920 and 1930) in Carroll, Maryland, using XGBoost record linkage.
Show:
This person
Anchor record
Lewis Brown
Son · 1930 · age 16 · b. ~1914 · Maryland
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Sibling
George Gassman
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Gassman
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Brown
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charlotte Brown
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
E Brown
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Brown
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Emerson Brown
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Gassman
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gilbert Brown
Sibling · 1930 · age 6
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 — Carroll, Maryland
Open full size
1930 US Federal Census — Carroll, Maryland
Page Contents
50 people indexed on this census page (ia:1930:15thcensus872unit:0178)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | James R Wann | 19 | Son | — | Maryland |
| 52 | Shirley L Wann | 20 | Daughter | Operator | Maryland |
| 53 | Maxine E Wann | 17 | Daughter | Clerk | Maryland |
| 54 | Evan P Wann | 4 | Nephew | — | Maryland |
| 55 | Oliver R Fair | 46 | Head | Laborer | Maryland |
| 56 | Anna E Fair | 46 | Wife-H | — | Maryland |
| 57 | Clarence Fair | 22 | Son | Laborer | Maryland |
| 58 | Charles Fair | 11 | Son | — | Maryland |
| 59 | Elmer L Fair | 9 | Son | — | Maryland |
| 60 | George H Fair | 23 | Son | Laborer | Maryland |
| 61 | Oliver R Jr Fair | 20 | Son | Laborer | Maryland |
| 62 | John E Bloom | 74 | Head | Farmer | Maryland |
| 63 | Mary E Bloom | 75 | Wife-H | — | Maryland |
| 64 | Thomas O Nash | 39 | Head | Laborer | Maryland |
| 65 | Dora A Nash | 39 | Wife-H | — | Maryland |
| 66 | Charlotte Nash | 7 | Daughter | — | Maryland |
| 67 | Kenneth Nash | 5 | Son | — | Maryland |
| 68 | Edward F Swan | 25 | Head | Laborer | Maryland |
| 69 | Mary E. V. Swan | 26 | Wife-H | — | Maryland |
| 70 | Milton D Swan | 6 | Son | — | Maryland |
| 71 | Margaret P Swan | 3 | Daughter | — | Maryland |
| 72 | Harry E Swan | 2 | Son | — | Maryland |
| 73 | H. Mortimer Lohnes | 29 | Head | Laborer | Maryland |
| 74 | Mary L Lohnes | 22 | Wife-H | — | Maryland |
| 75 | Margaret R Lohnes | 5 | Daughter | — | Maryland |
| 76 | Harry A Lohnes | 3 | Son | — | Maryland |
| 77 | Tobias Stockdale | 54 | Boarder | — | Maryland |
| 78 | Frederick E Wilhelm | 33 | Head | Salesman | Maryland |
| 79 | Ruth L Wilhelm | 26 | Wife-H | — | Maryland |
| 80 | Shirley M Wilhelm | 6 | Daughter | — | Maryland |
| 81 | Frederick E Wilhelm | 4 | Son | — | Maryland |
| 82 | Audrey J Wilhelm | 3 | Daughter | — | Maryland |
| 83 | Betty J Wilhelm | 1 | Daughter | — | Maryland |
| 84 | Gilbert E Brown | 55 | Head | Huckster | Maryland |
| 85 | Eva M Brown | 40 | Wife-H | — | Maryland |
| 86 | Lewis M Brown THIS PERSON | 16 | Son | — | Maryland |
| 87 | Emerson E Brown | 14 | Son | — | Maryland |
| 88 | E. Louise Brown | 11 | Daughter | — | Maryland |
| 89 | Charlotte E Brown | 9 | Daughter | — | Maryland |
| 90 | Mildred A Brown | 7 | Daughter | — | Maryland |
| 91 | Gilbert E Jr Brown | 6 | Son | — | Maryland |
| 92 | Marie B Brown | 2 | Daughter | — | Maryland |
| 93 | George L Gassman | 50 | O | Farmer | Virginia |
| 94 | Julia R Gassman | 45 | Wife-H | — | West Virginia |
| 95 | George L Gassman | 17 | Son | — | Virginia |
| 96 | Joseph P Gassman | 15 | Son | — | Virginia |
| 97 | Henry R Gassman | 10 | Son | — | Maryland |
| 98 | Harvey Mann | 31 | Head | Helper | Maryland |
| 99 | Elizabeth Mann | 23 | Wife-H | — | Maryland |
| 100 | May E. H. Mann | 3 | Daughter | — | Maryland |
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)