JN
James Nichols — 1940 US Census Record
Model Tree available1940 United States Federal Census · Pinellas-County, Florida
Our Model Tree links this James Nichols across the 1920, 1930 and 1940 US Censuses in Pinellas-County, Florida (XGBoost, ~Confirmed), with identified parents Louis & Gertrude — first a head (b.~1906), then head of a 3-person household.
Age 34
b. ~1906
Male
Head
Born: Georgia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Pinellas-County, Florida |
| Surname | Nichols |
| Given Name | James H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Georgia |
| 1935 Residence (City) | St. Petersburg |
| 1935 Residence (County) | Pinellas |
| Additional Details | |
| Occupation | Salesman |
| Industry | Retail Meat Market |
| Class of Worker | PW |
| Hours Worked | 56 |
| Income (1939) | 1040 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
| Occupation | Salesman |
| Township / Ward | St Petersburg |
| Est. Birth Year | ~1906 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Nichols | Head | — | 34 | ~1906 |
| James Nichols | Son | — | 8 | ~1932 |
| Susan Nichols | Spouse | — | 34 | ~1906 |
Census Appearances
1920
Pinellas, Florida
Son, age 11
Pinellas, Florida · implied b. ~1909 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nichols |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| 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
Pinellas, Florida
Son, age 24
Pinellas, Florida · implied b. ~1906 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nichols |
| Given Name | James H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Georgia |
| Age at First Marriage | 20 |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Occupation | Salesman |
| Industry | Grocery |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1940
Pinellas-County, Florida
Head, age 34
Pinellas-County, Florida · implied b. ~1906 — 3 household members
| Surname | Nichols |
| Given Name | James H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Georgia |
| 1935 Residence (City) | St. Petersburg |
| 1935 Residence (County) | Pinellas |
| Occupation | Salesman |
| Industry | Retail Meat Market |
| Class of Worker | PW |
| Hours Worked | 56 |
| Income (1939) | 1040 |
| Highest Grade | C 2 |
| 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 James Nichols across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Louis Huber (~0.92 confidence) and mother Gertrude Huber (~0.92 confidence) and mother Lennie Nichols (~0.92 confidence) and father James Nichols (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Louis Huber
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Gertrude Huber
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Lennie Nichols
b. ~1893
Source mother
● Household
· direct · ~0.92
Father
James Nichols
b. ~1895
Source father
● Household
· direct · ~0.92
This person
Anchor record
James Nichols
Head · 1940 · age 34 · b. ~1906 · 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 — Pinellas-County, Florida
Open full size
1940 US Federal Census — Pinellas-County, Florida
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00609-00331)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Roger D. Dickson | 56 | Head | — | England |
| 2 | Winifred Dickson | 58 | Wife | — | England |
| 3 | David Malone | 23 | Head | Soda Fountain Manager | Tennessee |
| 4 | Lillian Malone | 21 | Wife | Stenographer | Connecticut |
| 5 | James A. Watson | 24 | Head | Manager | Tennessee |
| 6 | Mary J. Watson | 19 | Wife | — | Ohio |
| 7 | Clifford Van Hart | 26 | Head | Attendant | Pennsylvania |
| 8 | Clare D. Van Hart | 22 | Wife | Saleslady | New Jersey |
| 9 | Joel D. Cope | 24 | Head | Delivery Man | Florida |
| 10 | Estelle Cope | 24 | Wife | Saleslady | Georgia |
| 11 | Albert L. Heckman | 70 | Head | — | Indiana |
| 12 | John A. Morris | 56 | Head | — | Nebraska |
| 13 | Mattie Morris | 54 | Wife | — | West Virginia |
| 14 | Edward Morris | 31 | Son | Proprietor | West Virginia |
| 15 | Elaine Morris | 25 | Daughter-in-law | Proprietor | Pennsylvania |
| 16 | Michael Morris | 3 | Grandson | — | Florida |
| 17 | Harold D. Brown | 28 | Head | Carpenter-Foreman | North Carolina |
| 18 | Angie Brown | 26 | Wife | Solicitor | Virginia |
| 19 | Tanya Brown | 6 | Daughter | — | Virginia |
| 20 | Claud G. Jr. Hicks | 30 | Head | Electrician Inside Wiring | Florida |
| 21 | Ethel Hicks | 31 | Wife | Stenographer | Florida |
| 22 | Malcolm L. Mcquaig | 79 | Father-in-law | — | Georgia |
| 23 | Sylvana S. Mcquaig | 62 | Mother-in-law | — | Florida |
| 24 | James H. Nichols THIS PERSON | 34 | Head | Salesman | Georgia |
| 25 | Susan M. Nichols | 34 | Wife | — | Georgia |
| 26 | James H. Jr. Nichols | 8 | Son | — | Georgia |
| 27 | Mamie D. Hall | 69 | Head | — | Missouri |
| 28 | Jennie Hall | 71 | Sister | — | Missouri |
| 29 | Albert R. Perkins | 66 | Head | — | Kentucky |
| 30 | Esther Perkins | 37 | Daughter | — | Kentucky |
| 31 | Edward Perkins | 20 | Son | Salesman | Kentucky |
| 32 | Paul Perkins | 16 | Son | Salesman | Kentucky |
| 33 | Grover Mcnair | 56 | Head | Painter | Pennsylvania |
| 34 | Clara D. Mcnair | 56 | Wife | — | Pennsylvania |
| 35 | Sophia D. James | 80 | Head | — | New York |
| 36 | Harold H. Harper | 43 | Head | Pipe Organ Service Man | New Hampshire |
| 37 | Florence D. Harper | 39 | Wife | — | New Hampshire |
| 38 | Robert Harper | 17 | Son | Salesman | New Hampshire |
| 39 | Theodore Harper | 15 | Son | — | New Hampshire |
| 40 | Mother Wells | None | F | — | — |
Pedigree Summary
James
Gen 1 · 4 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)