LD
Lloyd Davis — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Mackinac, Michigan
Our Model Tree links this Lloyd Davis across the 1920 and 1930 US Censuses in Mackinac, Michigan (XGBoost, ~Confirmed) — first a son (b.~1913), then head of a 8-person household.
Age 17
b. ~1913
Male
Son
Born: Michigan
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Mackinac, Michigan |
| Surname | Davis |
| Given Name | Lloyd L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Additional Details | |
| Occupation | Laborer |
| Industry | Odd Jobs |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Laborer |
| Township / Ward | St Ignace Township Precinct 2 |
| Est. Birth Year | ~1913 |
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 1930 census.
| Name | Relation to head | Relative to Lloyd | Age | Birth yr |
|---|---|---|---|---|
| Lawrence Davis | Son | — | 16 | ~1914 |
| Melvin Davis | Son | — | 12 | ~1918 |
| Lloyd Davis | Son | — | 17 | ~1913 |
| Sarah Davis | Other | — | 45 | ~1885 |
| Ralph Davis | Son | — | 11 | ~1919 |
| Alfred Davis | Head | — | 45 | ~1885 |
| Gladys Davis | Daughter | — | 8 | ~1922 |
| Violet Davis | Daughter | — | 19 | ~1911 |
Census Appearances
1920
Mackinac, Michigan
Son, age 7
Mackinac, Michigan · implied b. ~1913 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Lloyd |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Mackinac, Michigan
Son, age 17
Mackinac, Michigan · implied b. ~1913 — 8 household members
| Surname | Davis |
| Given Name | Lloyd L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | Laborer |
| Industry | Odd Jobs |
| 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 Lloyd Davis across 2 US Census years (1920 and 1930) in Mackinac, Michigan, using XGBoost record linkage.
Show:
This person
Anchor record
Lloyd Davis
Son · 1930 · age 17 · b. ~1913 · Michigan
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Sibling
Melvin Davis
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Violet Davis
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gladys Davis
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lawrence Davis
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Davis
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 — Mackinac, Michigan
Open full size
1930 US Federal Census — Mackinac, Michigan
Page Contents
26 people indexed on this census page (ia:1930:michigancensus00reel1006:0508)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Woodberry Martin | 35 | Head | Farmer | Michigan |
| 2 | Violet M. Martin | 23 | Wife-H | — | Michigan |
| 3 | Lois G. Martin | 1 | Daughter | — | Michigan |
| 4 | Russell Arrugg | 34 | Brother-in-law | Truck Driver | Canada English |
| 5 | Jennie N. White | 20 | Lodger | Teacher | Kentucky |
| 6 | Frederick H. Smith | 38 | Head | Farmer | Canada English |
| 7 | Ellen G. Smith | 35 | Wife-H | — | Michigan |
| 8 | Albert E. Smith | 15 | Son | — | Michigan |
| 9 | Wilson W. Smith | 14 | Son | — | Michigan |
| 10 | Lyle A. Smith | 12 | Son | — | Michigan |
| 11 | William F. Smith | 10 | Son | — | Michigan |
| 12 | Frederick E. Smith | 8 | Son | — | Michigan |
| 13 | John E. Smith | 7 | Son | — | Michigan |
| 14 | Franklin W. Smith | 5 | Son | — | Michigan |
| 15 | Harry L. Smith | 3 | Son | — | Michigan |
| 16 | Alfred J. Davis | 45 | Head | Farmer | Michigan |
| 17 | Sarah Davis | 45 | Wife-H | — | Michigan |
| 18 | Violet L. Davis | 19 | Daughter | — | Michigan |
| 19 | Lloyd L. Davis THIS PERSON | 17 | Son | Laborer | Michigan |
| 20 | Lawrence R. Davis | 16 | Son | — | Michigan |
| 21 | Melvin W. Davis | 12 | Son | — | Michigan |
| 22 | Ralph N. Davis | 11 | Son | — | Michigan |
| 23 | Gladys W. Davis | 8 | Daughter | — | Michigan |
| 24 | George Masten | 60 | Head | Laborer | Canada English |
| 25 | Earl H. Hendrick | 51 | Head | Laborer | New York |
| 26 | Daisy Hendrick | 58 | Wife-H | — | Michigan |
Related Census Records
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)