MK
Mattie King — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Duval-County, Florida
Our Model Tree links this Mattie King across the 1920, 1930 and 1940 US Censuses in Duval-County, Florida (XGBoost, ~Confirmed) — first a spouse (b.~1879), then head of a 4-person household.
Age 61
b. ~1879
Female
Spouse
Born: Georgia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Duval-County, Florida |
| Surname | King |
| Given Name | Mattie E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Georgia |
| 1935 Residence (City) | Jacksonville |
| 1935 Residence (County) | Duval |
| Additional Details | |
| Industry | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
| Township / Ward | Jacksonville |
| Est. Birth Year | ~1879 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mattie | Age | Birth yr |
|---|---|---|---|---|
| Thomas King | Head | — | 61 | ~1879 |
| Caroline King | Daughter | — | 35 | ~1905 |
| Albert King | Other | — | 9 | ~1931 |
| Mattie King | Spouse | — | 61 | ~1879 |
Census Appearances
1920
Duval, Florida
Spouse, age 39
Duval, Florida · implied b. ~1881 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Mattie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Georgia |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1930
Duval, Florida
Spouse, age 50
Duval, Florida · implied b. ~1880 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Mattie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Georgia |
| Age at First Marriage | 24 |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Can Read/Write | Yes |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1940
Duval-County, Florida
Spouse, age 61
Duval-County, Florida · implied b. ~1879 — 4 household members
| Surname | King |
| Given Name | Mattie E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Georgia |
| 1935 Residence (City) | Jacksonville |
| 1935 Residence (County) | Duval |
| Industry | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
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 Mattie King across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mattie King
Spouse · 1940 · age 61 · b. ~1879 · Florida
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Duval-County, Florida
Open full size
1940 US Federal Census — Duval-County, Florida
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00627-00277)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jack Pounds | 9 | Son | — | Florida |
| 42 | Stanley Pounds | 1 | Son | — | Florida |
| 43 | Alice J Pounds | 70 | Mother | — | South Carolina |
| 44 | Sheila Campbell | 54 | Maid | Maid | Georgia |
| 45 | Thomas R King | 61 | Head | Garage Maker | Georgia |
| 46 | Mattie E King THIS PERSON | 61 | Wife | — | Georgia |
| 47 | Caroline A King | 35 | Daughter | Nurse | Georgia |
| 48 | Albert King | 9 | Grandson | — | Florida |
| 50 | John T Wingate | 43 | Head | Traffic Manager | Florida |
| 51 | Dora B Wingate | 38 | Wife | — | Florida |
| 52 | James Wingate | 19 | Son | — | Florida |
| 53 | Corine Wingate | 16 | Daughter | — | Florida |
| 54 | Theresa Wingate | 9 | Daughter | — | Florida |
| 55 | Homer W Barine | 34 | Head | Gasoline Station Attendant | Georgia |
| 56 | Georgia M Barine | 26 | Wife | — | Georgia |
| 57 | June Barine | 8 | Daughter | — | Florida |
| 58 | Patrick Barine | 3 | Son | — | Florida |
| 59 | George W Allison | 66 | Head | Owner Farmer | Florida |
| 60 | Rennie L Allison | 63 | Wife | — | Florida |
| 61 | Charles R Allison | 26 | Son | Laborer | Florida |
| 62 | Carl E Luris | 35 | Head | Truck Driver | Georgia |
| 63 | Robuta B Luris | 37 | Wife | — | Georgia |
| 64 | Nettie L Wood | 60 | Mother | — | Georgia |
| 65 | Carter M Ramsey | 30 | Head | Meat Cutter | Tennessee |
| 66 | Margaret B Ramsey | 28 | Wife | — | Georgia |
| 67 | Virginia Ramsey | 8 | Daughter | — | Georgia |
| 68 | Catherine Ramsey | 7 | Daughter | — | Georgia |
| 69 | Barbara Anne Ramsey | 5 | Daughter | — | Georgia |
| 70 | Jr Carter Ramsey | 2 | Son | — | Georgia |
| 71 | Early E Mcquaigh | 54 | Head | Car Inspector | Florida |
| 72 | Mattie L Mcquaigh | 50 | Wife | — | Florida |
| 73 | Martha E Mcquaigh | 24 | Daughter | Cashier | Florida |
| 74 | Denson R Mcquaigh | 8 | Son | — | Florida |
| 75 | Laura M Armstrong | 61 | Head | — | Georgia |
| 76 | Laura M Armstrong | 25 | Daughter | Salesgirl | Florida |
| 77 | Marian Gentry | 25 | Lodger | Salesgirl | Georgia |
| 78 | Louis L Jones | 35 | Head | — | Georgia |
| 79 | Hovis Jones | 13 | Son | — | Georgia |
| 80 | Dorothy Jones | 10 | Daughter | — | Georgia |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)