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Leonard Brown — 1930 US Census Record
Model Tree available1930 United States Federal Census · Doniphan, Kansas
Our Model Tree links this Leonard Brown across the 1910, 1920 and 1930 US Censuses in Doniphan, Kansas (XGBoost, ~Confirmed), with identified parents Frank & Frank — first a son (b.~1909), then head of a 5-person household.
Age 21
b. ~1909
Male
Son
Born: Kansas
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Doniphan, Kansas |
| Surname | Brown |
| Given Name | Leonard F |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Kansas |
| Additional Details | |
| Occupation | Porter |
| Industry | Drug store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | Porter |
| Township / Ward | Elwood City 3Rd Class |
| Est. Birth Year | ~1909 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Leonard | Age | Birth yr |
|---|---|---|---|---|
| Frank Brown | Head | — | 52 | ~1878 |
| Leonard Brown | Son | — | 21 | ~1909 |
| Lula Brown | Spouse | — | 49 | ~1881 |
| Katherine Watkins | Other | — | 22 | ~1908 |
| Robert Brown | Son | — | 26 | ~1904 |
Census Appearances
1910
Doniphan, Kansas
Son, age 1
Doniphan, Kansas · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Leonard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1920
Doniphan, Kansas
Son, age 11
Doniphan, Kansas · implied b. ~1909
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Brown |
| Given Name | Leonard S |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Kansas |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Doniphan, Kansas
Son, age 21
Doniphan, Kansas · implied b. ~1909 — 5 household members
| Surname | Brown |
| Given Name | Leonard F |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Kansas |
| Occupation | Porter |
| Industry | Drug store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 Leonard Brown across 3 US Census years (1910, 1920 and 1930) in Doniphan, Kansas, using XGBoost record linkage. Identified parents: father Frank Brown (~0.92 confidence) and father Frank Brown (~0.92 confidence) and mother Lula Brown (~0.92 confidence) and mother Julia Brown (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Brown
b. ~1878
Source father
● Household
· direct · ~0.92
Father
Frank Brown
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Lula Brown
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Julia Brown
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Leonard Brown
Son · 1930 · age 21 · b. ~1909 · Kansas
★ You are viewing this record
Sibling
Robert Brown
Sibling · 1930 · age 26
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 — Doniphan, Kansas
Open full size
1930 US Federal Census — Doniphan, Kansas
Page Contents
50 people indexed on this census page (ia:1930:15thcensus699usce:0978)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | George E | 12 | Son | None | Kansas |
| 52 | Harold | 2 | Grandson | None | Missouri |
| 53 | Vaughn Sylvester | 18 | Niece | None | Kansas |
| 54 | Leo G Burke | 49 | Head | Boilermaker | Missouri |
| 55 | Tena J Burke | 45 | Wife | None | Kansas |
| 56 | Frank Brown | 52 | Head | Hod Carrier | Missouri |
| 57 | Lula A Brown | 49 | Wife | Proprietress | Kansas |
| 58 | Robert E Brown | 26 | Son | Butcher | Kansas |
| 59 | Leonard F Brown THIS PERSON | 21 | Son | Porter | Kansas |
| 60 | Katherine Watkins | 22 | Boarder | Housework | Nebraska |
| 61 | Owen M Henson | 25 | Head | Retail Merchant | Missouri |
| 62 | Idessa J Henson | 22 | Wife | Clerk | Missouri |
| 63 | Oliver M Henson | 2 | Son | None | Missouri |
| 64 | Ralph Landrum | 33 | Head | Meat Packer | Missouri |
| 65 | Alice D Landrum | 22 | Wife | None | Nebraska |
| 66 | Charlotte M Landrum | 2 | Daughter | None | Kansas |
| 67 | Ruby D Landrum | 0 | Daughter | None | Kansas |
| 68 | Chase Brown | 49 | Head | Chicken Picker | Missouri |
| 69 | Hamilton B Brown | 30 | Son | Butcher | Kansas |
| 70 | Cornelia B Brown | 25 | Daughter | Stock Girl | Kansas |
| 71 | Alie S Hayes | 57 | Head | Laborer | Missouri |
| 72 | Ella M Hayes | 55 | Wife | Day Laborer | Missouri |
| 73 | William E Hayes | 20 | Son | Produce | Illinois |
| 74 | George Emery | 29 | Head | Laborer | Missouri |
| 75 | Wallie Emery | 25 | Brother | None | Missouri |
| 76 | Louis F Purvis | 42 | Head | Acetylene Welder | Missouri |
| 77 | Edna F Purvis | 37 | Wife | None | Missouri |
| 78 | Dorothy G Purvis | 11 | Daughter | None | Kansas |
| 79 | William F Purvis | 7 | Son | None | Kansas |
| 80 | Benjamin F Broyles | 60 | Head | Stationary Engineer | Missouri |
| 81 | Johem Broyles | 56 | Wife | None | Missouri |
| 82 | Bennie L Broyles | 22 | Son | Bookkeeper | Kansas |
| 83 | Herbert S Jordan | 55 | Head | Farmer | Nebraska |
| 84 | Palestine Jordan | 48 | Wife | None | Arkansas |
| 85 | Daniel G Jordan | 18 | Son | None | Oklahoma |
| 86 | Harold T Jordan | 16 | Son | None | Arkansas |
| 87 | Evanda B Jordan | 12 | Daughter | None | Arkansas |
| 88 | Velma F Jordan | 8 | Daughter | None | Kansas |
| 89 | John W Lewis | 43 | Head | Auto Worker | Missouri |
| 90 | Olive Lewis | 35 | Wife | None | Iowa |
| 91 | Rex W Lyon | 25 | Head | Laborer | Kansas |
| 92 | Bernice E Lyon | 23 | Wife | None | Illinois |
| 93 | Rex Jr Lyon | 2 | Son | None | Kansas |
| 94 | William F Lyon | 0 | Son | None | Kansas |
| 95 | Charles P Brooks | 70 | Head | None | Iowa |
| 96 | Arthur T Hurst | 28 | R | Painter | Kansas |
| 97 | Maude A Hurst | 23 | Wife | None | Virginia |
| 98 | Lavila A Hurst | 3 | Daughter | None | Kansas |
| 99 | William G Hurst | 1 | Son | None | Kansas |
| 100 | George W White | 31 | Head | Ticket Agent | Kansas |
Pedigree Summary
Leonard + 1 sibling
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)