WM
William Monroe — 1940 US Census Record
Model Tree available1940 United States Federal Census · Palm-Beach-County, Florida
Our Model Tree links this William Monroe across the 1910, 1920, 1930 and 1940 US Censuses in Palm-Beach-County, Florida (XGBoost, ~Confirmed), with identified parents Lee & Lee — first a son (b.~1903), then head of a 9-person household.
Age 37
b. ~1903
Male
Son
Born: Florida
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Palm-Beach-County, Florida |
| Surname | Monroe |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 37 |
| Marital Status | Single |
| Birthplace | Florida |
| 1935 Residence (City) | Delray Beach |
| 1935 Residence (County) | Palm Beach |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 72 |
| Income (1939) | 200 |
| Highest Grade | No 5 |
| 1935 Residence | Same house |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
| Occupation | Laborer |
| Township / Ward | Delray Beach |
| Est. Birth Year | ~1903 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Lee Monroe | Head | — | 62 | ~1878 |
| George Hannah | Other | — | 104 | ~1836 |
| William Monroe | Son | — | 37 | ~1903 |
| Joseph Baldwin | Other | — | 2 | ~1938 |
| Steve Monroe | Spouse | — | 52 | ~1888 |
| Lula Baldwin | Daughter | — | 35 | ~1905 |
| Florence Monroe | Daughter | — | 21 | ~1919 |
| Alvetia Monroe | Daughter | — | 13 | ~1927 |
| Gloria Hopkins | Other | — | 10 | ~1930 |
Census Appearances
1910
Palm Beach, …
Son, age 7
Palm Beach, Florida · implied b. ~1903 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Munroe |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | Florida |
| Mother's Birthplace | Bahamas |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1920
Palm Beach, …
Son, age 17
Palm Beach, Florida · implied b. ~1903 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Munroe |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | Florida |
| Mother's Birthplace | Bahama |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1930
Palm Beach, …
Other, age 27
Palm Beach, Florida · implied b. ~1903 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Monroe |
| Given Name | William |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | Black |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | Florida |
| Mother's Birthplace | Bahama |
| Occupation | Laborer |
| Industry | Railroad |
| Class of Worker | W |
| Can Read/Write | No |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1940
Palm-Beach-County, Florida
Son, age 37
Palm-Beach-County, Florida · implied b. ~1903 — 9 household members
| Surname | Monroe |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 37 |
| Marital Status | Single |
| Birthplace | Florida |
| 1935 Residence (City) | Delray Beach |
| 1935 Residence (County) | Palm Beach |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 72 |
| Income (1939) | 200 |
| Highest Grade | No 5 |
| 1935 Residence | Same house |
| 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 William Monroe across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Lee Munroe (~0.92 confidence) and father Lee Monroe (~0.92 confidence) and mother Alvie Munroe (~0.92 confidence) and mother Olive Munroe (~0.92 confidence) and mother Steve Monroe (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Lee Munroe
b. ~1879
Source father
● Household
· direct · ~0.92
Father
Lee Monroe
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Alvie Munroe
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Olive Munroe
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Steve Monroe
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Monroe
Son · 1940 · age 37 · b. ~1903 · Florida
★ You are viewing this record
Sibling
Lula Baldwin
Sibling · 1940 · age 35
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Florence Monroe
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alvetia Monroe
Sibling · 1940 · age 13
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 — Palm-Beach-County, Florida
Open full size
1940 US Federal Census — Palm-Beach-County, Florida
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00607-00397)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Leila Footman | 28 | Wife | Cook | Georgia |
| 42 | Charles Footman | 33 | Head | Laborer | South Carolina |
| 43 | Clara Footman | 23 | Wife | Laborer | Georgia |
| 44 | Louise Footman | 1 | Daughter | — | Georgia |
| 45 | Dan Andrews | 35 | Head | Section Laborer | Georgia |
| 46 | Jula Mae Andrews | 21 | Wife | Grader | Georgia |
| 47 | Alec Edmund | 55 | Head | Farmer | Florida |
| 48 | Alec J. Edmund | 10 | Son | — | Florida |
| 49 | Rosa Lee Edmund | 10 | Daughter | — | Florida |
| 50 | Harrison Edmund | 46 | Head | Barber Shop | Florida |
| 51 | Onesy Edmund | 42 | Wife | Laundress | Alabama |
| 52 | Daniel (Ab) Edmund | 22 | Son | Helper | Florida |
| 53 | Inez Edmund | 20 | Daughter | — | Florida |
| 54 | Yvonne Edmund | 16 | Daughter | — | Florida |
| 55 | Francina Edmund | 14 | Daughter | — | Florida |
| 56 | Lee Monroe | 62 | Head | Wpa Laborer | Florida |
| 57 | Steve Monroe | 52 | Wife | Cook | Bahamas |
| 58 | William Monroe THIS PERSON | 37 | Son | Laborer | Florida |
| 59 | Florence Monroe | 21 | Daughter | Cook | Florida |
| 60 | Alvetia Monroe | 13 | Daughter | — | Florida |
| 61 | Lula Baldwin | 35 | Daughter | Cook | Florida |
| 62 | Joseph J. Baldwin | 2 | Grandson | — | Pennsylvania |
| 63 | Gloria Hopkins | 10 | Granddaughter | — | Florida |
| 64 | George H. Hannah | 104 | Father-in-law | — | Bahamas |
| 65 | Jack Davis | 48 | Head | Laborer | Florida |
| 66 | Irelene Davis | 46 | Wife | Maid-Cook | Florida |
| 67 | Alma Beatrice Davis | 17 | Daughter | — | Florida |
| 68 | Frank Monroe | 22 | Son-in-law | Gardener | Florida |
| 69 | Elizabeth Monroe | 21 | Daughter | — | Florida |
| 70 | Claiston Monroe | 2 | Grandson | — | Florida |
| 71 | Bernard Monroe | 0 | Grandson | — | Florida |
| 72 | Willie James Brown | 38 | Head | Laborer | Bahamas |
| 73 | Willie James Brown | 17 | Son-in-law | Barber Bootblack | Georgia |
| 74 | Mabel Brown | 15 | Daughter | Laborer | Florida |
| 75 | James Lee Brown | 1 | Grandson | — | Florida |
| 76 | Ida Kerr | 10 | Daughter | — | Florida |
| 77 | Elma Kerr | 9 | Daughter | — | Florida |
| 78 | Pearl Lee Roberts | 35 | Head | Laundress | Georgia |
| 79 | Shirley Davis | 18 | Daughter | — | Florida |
| 80 | Haskell Davis | 17 | Son | Laborer | Florida |
Pedigree Summary
William + 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)