JB
John Byrd — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Polk-County, Florida
Our Model Tree links this John Byrd across the 1920, 1930 and 1940 US Censuses in Polk-County, Florida (XGBoost, ~Confirmed) — first a head (b.~1860), then head of a 6-person household.
Age 80
b. ~1860
Male
Head
Born: North Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Florida |
| Surname | Byrd |
| Given Name | John B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 80 |
| Marital Status | Married |
| Birthplace | North Carolina |
| 1935 Residence (City) | Mulberry |
| 1935 Residence (County) | Polk |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
| Township / Ward | Mulberry |
| Est. Birth Year | ~1860 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Joseph Murat | Son | — | 9 | ~1931 |
| John Byrd | Head | — | 80 | ~1860 |
| Bunny Murat | Other | — | 29 | ~1911 |
| Franklin Murat | Son | — | 5 | ~1935 |
| John Murat | Son | — | 12 | ~1928 |
| Margaret Byrd | Spouse | — | 64 | ~1876 |
Census Appearances
1920
Polk, Florida
Head, age 60
Polk, Florida · implied b. ~1860 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Byrd |
| Given Name | John B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | North Carolina |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
1930
Polk, Florida
Head, age 70
Polk, Florida · implied b. ~1860 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Byrd |
| Given Name | John B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 70 |
| Marital Status | Married |
| Birthplace | North Carolina |
| Age at First Marriage | 21 |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 1100 |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
1940
Polk-County, Florida
Head, age 80
Polk-County, Florida · implied b. ~1860 — 6 household members
| Surname | Byrd |
| Given Name | John B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 80 |
| Marital Status | Married |
| Birthplace | North Carolina |
| 1935 Residence (City) | Mulberry |
| 1935 Residence (County) | Polk |
| Hours Worked | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
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 John Byrd across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Byrd
Head · 1940 · age 80 · b. ~1860 · Florida
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Polk-County, Florida
Open full size
1940 US Federal Census — Polk-County, Florida
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00613-00628)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John M. Hutchinson | 51 | Head | Truck Driver | Florida |
| 2 | Lecretia Hutchinson | 40 | Wife | Bookkeeper | Florida |
| 3 | Louise Hutchinson | 22 | Daughter | Office Worker | Florida |
| 4 | John M. Jr. Hutchinson | 17 | Son | — | Florida |
| 5 | Amal Ray Hutchinson | 12 | Son | — | Florida |
| 6 | George Schmider | 31 | Head | Printer | Michigan |
| 7 | Dora Schmider | 28 | Wife | — | Georgia |
| 8 | Barbara Jean Schmider | 7 | Daughter | — | Florida |
| 9 | John B. Mitchell | 53 | Head | Manager | Tennessee |
| 10 | Mary E. Mitchell | 57 | Wife | Cashier | Georgia |
| 11 | James W. Mitchell | 22 | Son | — | Florida |
| 12 | Jackie Alderman | 15 | Nephew | — | Florida |
| 13 | Ben F. Turner | 28 | Head | Chemist | Florida |
| 14 | Irene Turner | 28 | Wife | Teacher | Arizona |
| 15 | John B. Byrd THIS PERSON | 80 | Head | — | North Carolina |
| 16 | Margaret Byrd | 64 | Wife | — | North Carolina |
| 17 | Bunny Murat | 29 | Boarder | Seamstress | Florida |
| 18 | John Allen Murat | 12 | Son | — | Florida |
| 19 | Joseph Leo Murat | 9 | Son | — | Florida |
| 20 | Franklin D. Murat | 5 | Son | — | America |
| 21 | Willie R. Thompson | 60 | Head | Stationary Pump | Florida |
| 22 | Annie L. Thompson | 40 | Wife | — | Florida |
| 23 | George S. Thompson | 23 | Son | Truck Driver | Florida |
| 24 | Raymond W. Thompson | 20 | Son | — | Florida |
| 25 | Horace Eugene Thompson | 19 | Son | Laborer | Florida |
| 26 | Morris M. Thompson | 16 | Son | — | Florida |
| 27 | John L. Thompson | 14 | Son | — | Florida |
| 28 | Wallace E. Oneal | 9 | Son | — | Florida |
| 29 | Arthur Crago | 42 | Head | Manager | Nebraska |
| 30 | Anna Crago | 36 | Wife | — | Tennessee |
| 31 | James W. Sutton | 50 | Head | Watchman | Georgia |
| 32 | Mattie Sutton | 52 | Wife | — | Alabama |
| 33 | James E. Sutton | 32 | Son | Welder | Alabama |
| 34 | Robert L. Hadden | 33 | Head | Chemist | Ohio |
| 35 | Ruth R. Hadden | 29 | Wife | — | Ohio |
| 36 | Cora Alyce Hadden | 5 | Daughter | — | Florida |
| 37 | Ruth Ann Hadden | 2 | Daughter | — | Florida |
| 38 | James S. Frye | 53 | Head | Foreman | Florida |
| 39 | Viola Frye | 52 | Wife | — | Florida |
| 40 | Shelton F. Frye | 23 | Son | — | Florida |
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)