IC
Ida Clark — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Okaloosa-County, Florida
Our Model Tree links this Ida Clark across the 1930 and 1940 US Censuses in Okaloosa-County, Florida (XGBoost, ~Confirmed) — first a daughter (b.~1904), then head of a 7-person household.
Age 36
b. ~1904
Female
Daughter
Born: Florida
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Okaloosa-County, Florida |
| Surname | Clark |
| Given Name | Ida |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Single |
| Birthplace | Florida |
| 1935 Residence (City) | 5 |
| Additional Details | |
| Highest Grade | 6 |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
| Township / Ward | 5 |
| Est. Birth Year | ~1904 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ida | Age | Birth yr |
|---|---|---|---|---|
| Eva Clark | Daughter | — | 24 | ~1916 |
| Alice Clark | Spouse | — | 71 | ~1869 |
| Ida Clark | Daughter | — | 36 | ~1904 |
| Ruth Clark | Daughter | — | 28 | ~1912 |
| Lillian Clark | Daughter | — | 33 | ~1907 |
| Millie Clark | Daughter | — | 39 | ~1901 |
| Sam Clark | Head | — | 74 | ~1866 |
Census Appearances
1930
Okaloosa, Florida
Daughter, age 26
Okaloosa, Florida · implied b. ~1904 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Ida |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| 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 |
1940
Okaloosa-County, Florida
Daughter, age 36
Okaloosa-County, Florida · implied b. ~1904 — 7 household members
| Surname | Clark |
| Given Name | Ida |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Single |
| Birthplace | Florida |
| 1935 Residence (City) | 5 |
| Highest Grade | 6 |
| 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 Ida Clark across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ida Clark
Daughter · 1940 · age 36 · b. ~1904 · Florida
★ You are viewing this record
Sibling
Ruth Clark
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lillian Clark
Sibling · 1940 · age 33
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eva Clark
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Millie Clark
Sibling · 1940 · age 39
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
1940 US Federal Census — Okaloosa-County, Florida
Open full size
1940 US Federal Census — Okaloosa-County, Florida
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00602-00086)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Wm John | 2 | Son | — | Florida |
| 42 | William H Tyner | 47 | Head | Farmer | Florida |
| 43 | Amanda Tyner | 44 | Wife | — | Alabama |
| 44 | William H Jr Tyner | 17 | Son | — | Florida |
| 45 | James C Tyner | 9 | Son | — | Florida |
| 46 | Robert L Black | 51 | Boarder | Hired Hand | Alabama |
| 47 | Sam J Clark | 74 | Head | — | Florida |
| 48 | Alice Clark | 71 | Wife | — | Florida |
| 49 | Millie Clark | 39 | Daughter | — | Florida |
| 50 | Ida Clark THIS PERSON | 36 | Daughter | — | Florida |
| 51 | Lillian Clark | 33 | Daughter | — | Florida |
| 52 | Ruth Clark | 28 | Daughter | — | Florida |
| 53 | Eva Clark | 24 | Daughter | Pw | Florida |
| 54 | Van B Clark | 48 | Head | Own Farm | Florida |
| 55 | Pearlie Clark | 2 | Wife | — | Alabama |
| 56 | Leula Carter | 53 | Mother in law | — | Alabama |
| 57 | Frank Tyner | 55 | Head | — | Alabama |
| 58 | Pearl Tyner | 45 | Wife | — | Florida |
| 59 | Leon Tyner | 18 | Son | — | Florida |
| 60 | Virginia Lee Tyner | 8 | Daughter | — | Florida |
| 61 | Willie Lee Tyner | 5 | Daughter | — | Florida |
| 62 | William J Coon | 45 | Head | Farm Work | Alabama |
| 63 | Sarah Coon | 36 | Wife | Seamstress | Alabama |
| 64 | Eunice Coon | 18 | Son | Farm Work | Alabama |
| 65 | Agnes Coon | 17 | Daughter | — | Alabama |
| 66 | Hazel Coon | 13 | Daughter | — | Alabama |
| 67 | Catherine Coon | 11 | Daughter | — | Alabama |
| 68 | William J Jr Coon | 7 | Son | — | Alabama |
| 69 | Benjamin D Cobb | 49 | Head | Merchant | Alabama |
| 70 | Ida Cobb | 49 | Wife | — | Alabama |
| 71 | Eugene R Cobb | 16 | Son | Farm Work | Alabama |
| 72 | Curtis W Cobb | 11 | Son | — | Alabama |
| 73 | Lige Curley | 75 | Head | — | Alabama |
| 74 | Virginia Henderson | 66 | Head | — | Alabama |
| 75 | Ethel Gamble | 35 | Daughter | Private Family | Alabama |
| 76 | Israel Gamble | 19 | Grandson | Tar Wood Co | Florida |
| 77 | Lucinda Davis | 22 | Daughter | Private Home | Florida |
| 78 | Woodrow Davis | 27 | Son in law | Tail-Edger | Alabama |
| 79 | Luther O Maddox | 38 | Head | Own Farm | Alabama |
| 80 | Marie Maddox | 32 | Wife | Shirt Factory | Alabama |
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)