JC
James Crosby — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Lake, Florida
Our Model Tree links this James Crosby across the 1920 and 1930 US Censuses in Lake, Florida (XGBoost, ~Confirmed) — first a son (b.~1916), then head of a 9-person household.
Age 14
b. ~1916
Male
Son
Born: Florida
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Lake, Florida |
| Surname | Crosby |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | Florida |
| Mother's Birthplace | Florida |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
| Township / Ward | Lady Lake Town |
| Est. Birth Year | ~1916 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Clyde Crosby | Son | — | 5 | ~1925 |
| Eliza Crosby | Daughter | — | 12 | ~1918 |
| Jake Crosby | Head | — | 36 | ~1894 |
| Adaline Crosby | Daughter | — | 6 | ~1924 |
| James Crosby | Son | — | 14 | ~1916 |
| Julia Crosby | Other | — | 28 | ~1902 |
| Alfred Crosby | Son | — | 1 | ~1929 |
| George Crosby | Son | — | 10 | ~1920 |
| Albert Crosby | Son | — | 1 | ~1929 |
Census Appearances
1920
Lake, Florida
Son, age 4
Lake, Florida · implied b. ~1916 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Crosby |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | Florida |
| Mother's Birthplace | Florida |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1930
Lake, Florida
Son, age 14
Lake, Florida · implied b. ~1916 — 9 household members
| Surname | Crosby |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | Florida |
| Mother's Birthplace | Florida |
| Can Read/Write | Yes |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
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 James Crosby across 2 US Census years (1920 and 1930) in Lake, Florida, using XGBoost record linkage.
Show:
This person
Anchor record
James Crosby
Son · 1930 · age 14 · b. ~1916 · Florida
★ You are viewing this record
Sibling
Alfred Crosby
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clyde Crosby
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Crosby
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Adaline Crosby
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eliza Crosby
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Albert Crosby
Sibling · 1930 · 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
1930 US Federal Census — Lake, Florida
Open full size
1930 US Federal Census — Lake, Florida
Page Contents
50 people indexed on this census page (ia:1930:15thcensuspopula322unitrs:0850)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Moses W. Boyd | 11 | Son | — | Florida |
| 52 | Martha L. Boyd | 9 | Daughter | — | Florida |
| 53 | John H. Jr. Boyd | 7 | Son | — | Florida |
| 54 | Lawrence D. Boyd | 5 | Son | — | Florida |
| 55 | Dora Boyd | 3 | Son | — | Florida |
| 56 | Ida M. Boyd | 0 | Daughter | — | Florida |
| 57 | Elisha Sparrow | 22 | Head | Laborer | Florida |
| 58 | Lushie B. Sparrow | 16 | Wife | — | Georgia |
| 59 | Jake Crosby | 36 | Head | Laborer | Florida |
| 60 | Julia Crosby | 28 | Wife-H | — | Florida |
| 61 | James Crosby THIS PERSON | 14 | Son | — | Florida |
| 62 | Eliza Crosby | 12 | Daughter | — | Florida |
| 63 | George Crosby | 10 | Son | — | Florida |
| 64 | Adaline Crosby | 6 | Daughter | — | Florida |
| 65 | Clyde Crosby | 5 | Son | — | Florida |
| 66 | Alfred Crosby | 1 | Son | — | Florida |
| 67 | Albert Crosby | 1 | Son | — | Florida |
| 68 | H. Gaskin | 77 | Head | — | Florida |
| 69 | Adeline Gaskin | 67 | Wife-H | — | Florida |
| 70 | Doran Ginget | 18 | Grand daughter | — | Florida |
| 71 | Evelyn Williams | 17 | Grand daughter | — | Florida |
| 72 | Willard Garvin | 23 | Head | Laborer | Florida |
| 73 | Nola Garvin | 20 | Wife-H | — | Florida |
| 74 | Clinton Garvin | 3 | Son | — | Florida |
| 75 | Hilliard Jr. Garvin | 2 | Son | — | Florida |
| 76 | Lucile Garvin | 0 | Daughter | — | Florida |
| 77 | Lily M. Lovett | 6 | Step daughter | — | Florida |
| 78 | Mathew Golden | 36 | Head | Laborer | Florida |
| 79 | Laura Golden | 37 | Wife-H | — | Florida |
| 80 | Brunswick Dempsey | 36 | Head | Special Agent | Florida |
| 81 | Lottie Dempsey | 29 | Wife | Cook | Florida |
| 82 | Cassie Dempsey | 10 | Daughter | — | Florida |
| 83 | Dato Henderson | 38 | Head | Laborer | Florida |
| 84 | Josephine Henderson | 28 | Wife-H | — | Florida |
| 85 | Willie B. Span | 12 | Step son | — | Florida |
| 86 | Annie Sparrow | 68 | Mother | — | Florida |
| 87 | Woodrow Sparrow | 17 | Nephew | Laborer | Florida |
| 88 | Wallet L. Brunson | 51 | Head | Partner | Florida |
| 89 | Emma H. Brunson | 46 | Wife-H | — | Florida |
| 90 | Eunice Brunson | 17 | Daughter | — | Florida |
| 91 | Louis Estcourt | 69 | Head | Partner | England |
| 92 | Ott Estcourt | 66 | Brother | Partner | England |
| 93 | Clara L. Haley | 54 | Head-H | — | England |
| 94 | Esther E. Haley | 16 | Daughter | — | Rhode Island |
| 95 | George L. Estcourt | 9 | Nephew | — | Rhode Island |
| 96 | Jessie Hardwick | 24 | Head | Laborer | Georgia |
| 97 | Lula Hardwick | 50 | Wife-H | — | Georgia |
| 98 | Gladys Hardwick | 13 | Step daughter | — | Georgia |
| 99 | Clyde Hardwick | 17 | Brother | Laborer | Georgia |
| 100 | Tommy Lamb | 23 | Head | Laborer | Florida |
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)