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Ira Jones — 1940 US Census Record
Model Tree available1940 United States Federal Census · Roanoke-County, Virginia
Our Model Tree links this Ira Jones across the 1920, 1930 and 1940 US Censuses in Roanoke-County, Virginia (XGBoost, ~Confirmed), with identified parents Frank & Frank — first a son (b.~1919), then head of a 6-person household.
Age 21
b. ~1919
Male
Son
Born: Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Roanoke-County, Virginia |
| Surname | Jones |
| Given Name | Ira C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Roanoke |
| Additional Details | |
| Occupation | Laborer |
| Industry | Odd jobs |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 100 |
| Highest Grade | No 7 |
| 1935 Residence | Virginia |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Occupation | Laborer |
| Township / Ward | Salem Magisterial District |
| Est. Birth Year | ~1919 |
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 Ira | Age | Birth yr |
|---|---|---|---|---|
| Winford Jones | Son | — | 2 | ~1938 |
| Pauline Jones | Daughter | — | 11 | ~1929 |
| Virgie Jones | Spouse | — | 42 | ~1898 |
| Ira Jones | Son | — | 21 | ~1919 |
| Doris Jones | Daughter | — | 14 | ~1926 |
| Frank Jones | Head | — | 45 | ~1895 |
Census Appearances
1920
Roanoke, Virginia
Son, age
Roanoke, Virginia · implied b. ~1920 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Ira |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1930
Roanoke, Virginia
Son, age 10
Roanoke, Virginia · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Ira |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read/Write | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Roanoke-County, Virginia
Son, age 21
Roanoke-County, Virginia · implied b. ~1919 — 6 household members
| Surname | Jones |
| Given Name | Ira C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Roanoke |
| Occupation | Laborer |
| Industry | Odd jobs |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 100 |
| Highest Grade | No 7 |
| 1935 Residence | Virginia |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
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 Ira Jones across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Frank Jones (~0.92 confidence) and father Frank Jones (~0.92 confidence) and father Frank Jones (~0.92 confidence) and mother Virgie Jones (~0.92 confidence) and mother Virginia Jones (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Jones
b. ~1894
Source father
● Household
· direct · ~0.92
Father
Frank Jones
b. ~1895
Source father
● Household
· direct · ~0.92
Father
Frank Jones
b. ~1896
Source father
● Household
· direct · ~0.92
Mother
Virgie Jones
b. ~1898
Source mother
● Household
· direct · ~0.92
Mother
Virginia Jones
b. ~1900
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ira Jones
Son · 1940 · age 21 · b. ~1919 · Virginia
★ You are viewing this record
Sibling
Doris Jones
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pauline Jones
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Winford Jones
Sibling · 1940 · age 2
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 — Roanoke-County, Virginia
Open full size
1940 US Federal Census — Roanoke-County, Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04289-00523)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ida L Poff | 50 | Wife | — | Virginia |
| 42 | James E Poff | 13 | Son | — | Virginia |
| 43 | George H Kelch | 45 | Head | Machinist | Ohio |
| 44 | Amanda J Kelch | 45 | Wife | — | Virginia |
| 45 | James D Kelch | 18 | Son | — | Virginia |
| 46 | Alice L Kelch | 16 | Daughter | — | Virginia |
| 47 | Crawford Craighead | 37 | Head | Brakeman | Virginia |
| 48 | Mary L Craighead | 35 | Wife | Reeler | Virginia |
| 49 | Paul S Craighead | 14 | Son | — | Virginia |
| 50 | Douglas O Craighead | 12 | Son | — | Virginia |
| 51 | James L Craighead | 11 | Son | — | Virginia |
| 52 | Donald R Craighead | 9 | Son | — | Virginia |
| 53 | Earl R Craighead | 5 | Son | — | Virginia |
| 54 | Rachel Amos | 9 | Step-daughter | — | Virginia |
| 55 | Leonard R Hambrick | 25 | Head | Blocker | Virginia |
| 56 | Edith F Hambrick | 21 | Wife | — | Virginia |
| 57 | Lowell A Hambrick | 3 | Son | — | Virginia |
| 58 | Hubert A Hambrick | 31 | Head | Painter | Virginia |
| 59 | Vera A Hambrick | 31 | Wife | — | Virginia |
| 60 | Geneta H Hambrick | 9 | Daughter | — | Virginia |
| 61 | Harry Witt | 26 | Brother-in-law | Sheet Metal Worker | Virginia |
| 62 | Frances Collins | 17 | Cousin | — | Virginia |
| 63 | George L Poff | 53 | Head | Painter | Virginia |
| 64 | Polly C Poff | 49 | Wife | — | Virginia |
| 65 | Russell R Hiner | 26 | Head | Truck Driver | Virginia |
| 66 | Virginia M Hiner | 23 | Wife | — | Virginia |
| 67 | Norma Jean Hiner | 1 | Daughter | — | Virginia |
| 68 | Frank O Jones | 45 | Head | Carpenter | Virginia |
| 69 | Virgie E Jones | 42 | Wife | — | Virginia |
| 70 | Ira C Jones THIS PERSON | 21 | Son | Laborer | Virginia |
| 71 | Doris E Jones | 14 | Daughter | — | Virginia |
| 72 | Pauline Jones | 11 | Daughter | — | Virginia |
| 73 | Winford O Jones | 2 | Son | — | Virginia |
| 74 | Willie H Ready | 25 | Head | Laborer | Virginia |
| 75 | Doris H Ready | 22 | Wife | — | West Virginia |
| 76 | Orvil W Ready | 2 | Son | — | Virginia |
| 77 | Fred J East | 26 | Head | Painter | Virginia |
| 78 | Luverna East | 25 | Wife | — | West Virginia |
| 79 | Henry T Hontz | 59 | Head | Carpenter | Virginia |
| 80 | Eleanor Hontz | 25 | Daughter | — | Virginia |
Pedigree Summary
Ira + 3 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)