MC
Mary Caldwell — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Gadsden, Florida
Our Model Tree links this Mary Caldwell across the 1920 and 1930 US Censuses in Gadsden, Florida (XGBoost, ~Confirmed) — first a spouse (b.~1895), then head of a 10-person household.
Age 35
b. ~1895
Female
Spouse
Born: Florida
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Gadsden, Florida |
| Surname | Caldwell |
| Given Name | Mary L |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Florida |
| Age at First Marriage | 19 |
| Father's Birthplace | Florida |
| Mother's Birthplace | Florida |
| Additional Details | |
| Can Read/Write | No |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
| Township / Ward | Quincy |
| Est. Birth Year | ~1895 |
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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Bertha Caldwell | Daughter | — | 2 | ~1928 |
| Jeanie Caldwell | Head | — | 38 | ~1892 |
| Clarence Caldwell | Son | — | 3 | ~1927 |
| John Caldwell | Son | — | 9 | ~1921 |
| Daphne Caldwell | Son | — | 11 | ~1919 |
| Albert Caldwell | Son | — | 12 | ~1918 |
| Eddie Caldwell | Son | — | 5 | ~1925 |
| James Caldwell | Son | — | 7 | ~1923 |
| Robert Caldwell | Son | — | ~1930 | |
| Mary Caldwell | Spouse | — | 35 | ~1895 |
Census Appearances
1920
Gadsden, Florida
Spouse, age 24
Gadsden, Florida · implied b. ~1896 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Coldwell |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | Black |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Florida |
| Father's Birthplace | Florida |
| Mother's Birthplace | Florida |
| Occupation | farm laborer |
| Industry | working out |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1930
Gadsden, Florida
Spouse, age 35
Gadsden, Florida · implied b. ~1895 — 10 household members
| Surname | Caldwell |
| Given Name | Mary L |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Florida |
| Age at First Marriage | 19 |
| Father's Birthplace | Florida |
| Mother's Birthplace | Florida |
| Can Read/Write | No |
| 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 Mary Caldwell across 2 US Census years (1920 and 1930) in Gadsden, Florida, using XGBoost record linkage.
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This person
Anchor record
Mary Caldwell
Spouse · 1930 · age 35 · b. ~1895 · Florida
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Gadsden, Florida
Open full size
1930 US Federal Census — Gadsden, Florida
Page Contents
50 people indexed on this census page (ia:1930:15thcensus316unit:0731)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Willie L Houston | 11 | Head | — | Florida |
| 2 | Jessie Houston | 8 | Daughter | — | Florida |
| 3 | George Houston | 6 | Son | — | Florida |
| 4 | Peternell Houston | 5 | Daughter | — | Florida |
| 5 | William Houston | 1 | Son | — | Florida |
| 6 | James Porter | 39 | Head | Laborer | Florida |
| 7 | Ethel Porter | 27 | Wife | — | Florida |
| 8 | James L Porter | 14 | Son | — | Florida |
| 9 | Rosie L Porter | 12 | Daughter | — | Florida |
| 10 | Jeanie Caldwell | 38 | Head | Laborer | Florida |
| 11 | Mary L Caldwell THIS PERSON | 35 | Wife | — | Florida |
| 12 | Albert Caldwell | 12 | Son | — | Florida |
| 13 | Daphne Caldwell | 11 | Son | — | Florida |
| 14 | John L Caldwell | 9 | Son | — | Florida |
| 15 | James L Caldwell | 7 | Son | — | Florida |
| 16 | Eddie V Caldwell | 5 | Son | — | Florida |
| 17 | Clarence Caldwell | 3 | Son | — | Florida |
| 18 | Bertha M Caldwell | 2 | Daughter | — | Florida |
| 19 | Robert L Caldwell | 0 | Son | — | Florida |
| 20 | Jack Burch | 34 | Head | Laborer | Florida |
| 21 | Florida Burch | 26 | Wife | — | Florida |
| 22 | Charley Johnson | 21 | Boarder | Laborer | Florida |
| 23 | Callie Johnson | 19 | Boarder | — | Florida |
| 24 | Viola Johnson | 20 | Boarder | — | Florida |
| 25 | Daniel Boon | 38 | Head | Laborer | Florida |
| 26 | Lillie Boon | 37 | Wife | — | Florida |
| 27 | Christine Boon | 10 | Daughter | — | Florida |
| 28 | Viola Boon | 7 | Daughter | — | Florida |
| 29 | Linna Boon | 5 | Daughter | — | Florida |
| 30 | Horace Boon | 3 | Son | — | Florida |
| 31 | Candasy Boon | 1 | Daughter | — | Florida |
| 32 | Henry W Blocker | 30 | Head | Laborer | Georgia |
| 33 | Daisy Blocker | 31 | Wife | — | Florida |
| 34 | Emma Burch | 35 | Head | — | Florida |
| 35 | Adolph Parvin | 25 | Head | Laborer | Florida |
| 36 | Lela Parvin | 22 | Wife | — | Florida |
| 37 | Enna Parvin | 1 | Daughter | — | Florida |
| 38 | Henry Thomas | 56 | Head | Laborer | Georgia |
| 39 | Mattie Thomas | 34 | Wife | — | Florida |
| 40 | Beatrice Thomas | 14 | Daughter | — | Florida |
| 41 | George Thomas | 9 | Son | — | Florida |
| 42 | Essie M Thomas | 8 | Daughter | — | Florida |
| 43 | Henry Thomas | 6 | Son | — | Florida |
| 44 | General Jackson | 33 | Head | Laborer | Florida |
| 45 | Leah Jackson | 26 | Wife | — | Florida |
| 46 | L J Jackson | 7 | Son | — | Florida |
| 47 | Ernest Jr Jackson | 5 | Son | — | Florida |
| 48 | Luvenia Jackson | 3 | Daughter | — | Florida |
| 49 | Hannah Sanders | 76 | Grandmother | — | Georgia |
| 50 | Charley Sanders | 12 | Brother | — | Georgia |
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)