Last official estimated population of St. Martin Parish was 52,275 (year 2014)[1]. This was 0.016% of total US population and 1.1% of total Louisiana state population. Area of St. Martin Parish is 816.5 mi² (=2114.7 km²), in this year population density was 64.02 p/mi². If population growth rate would be same as in period 2010-2014 (+0.06%/yr), St. Martin Parish population in 2026 would be 52,622 [0].
Historical population of St. Martin Parish for period 1810-2014 [1] , [2] , [3]:
Estimated population for 2014[1]. Population density is in p./sq.mi [4]. Changes are for period 2010-2015. Value is %/year. Boundary lines are approx. 2012 [5]. Click on flag to hide it.
Population • Density • Changes • Legends • Position

[1810-1820] +5.05 %/yr
[1820-1830] -5.02 %/yr
[1830-1840] +1.87 %/yr
[1840-1850] +3.09 %/yr
[1850-1860] +0.75 %/yr
[1860-1870] -2.98 %/yr
[1870-1880] +3.06 %/yr
[1880-1890] +1.63 %/yr
[1890-1900] +2.44 %/yr
[1900-1910] +1.99 %/yr
[1910-1920] -0.48 %/yr
[1920-1930] -0.1 %/yr
[1930-1940] +1.95 %/yr
[1940-1950] -0.02 %/yr
[1950-1960] +0.98 %/yr
[1960-1970] +1.11 %/yr
[1970-1980] +2.17 %/yr
[1980-1990] +0.93 %/yr
[1990-2000] +0.96 %/yr
[2000-2005] +0.55 %/yr
[2005-2010] +0.89 %/yr
[2010-2014] +0.06 %/yr
Looking for settlements in St. Martin Parish? Visit this page: Settlements in St. Martin Parish, LA
Population of St. Martin Parish by age groups male (M) and female (F)[1b]
| Age Gr. | (M) | (F) | Total |
| 0 to 4 | 1790 | 1715 | 3,505 |
| 5 to 9 | 1913 | 1898 | 3,811 |
| 10 to 14 | 1916 | 1792 | 3,708 |
| 15 to 19 | 1762 | 1630 | 3,392 |
| 20 to 24 | 1830 | 1801 | 3,631 |
| 25 to 29 | 1827 | 1781 | 3,608 |
| 30 to 34 | 1754 | 1781 | 3,535 |
| 35 to 39 | 1576 | 1639 | 3,215 |
| 40 to 44 | 1640 | 1653 | 3,293 |
| 45 to 49 | 1673 | 1863 | 3,536 |
| 50 to 54 | 2015 | 1992 | 4,007 |
| 55 to 59 | 1872 | 2009 | 3,881 |
| 60 to 64 | 1531 | 1580 | 3,111 |
| 65 to 69 | 1201 | 1283 | 2,484 |
| 70 to 74 | 857 | 1005 | 1,862 |
| 75 to 79 | 581 | 640 | 1,221 |
| 80 to 84 | 354 | 476 | 830 |
| 85+ | 229 | 456 | 685 |
St. Martin Parish resident population estimates by Sex, Race, and Hispanic Origin[1b]. For full list of abbrevations see: population.us/about page.
| Race | Male | Female | Total |
| NH | 25589 | 26371 | 51,960 |
| WAC | 18091 | 18123 | 36,214 |
| WA | 17802 | 17784 | 35,586 |
| NHWAC | 17496 | 17617 | 35,113 |
| NHWA | 17234 | 17307 | 34,541 |
| BAC | 8009 | 8667 | 16,676 |
| NHBAC | 7913 | 8570 | 16,483 |
| BA | 7809 | 8435 | 16,244 |
| NHBA | 7729 | 8349 | 16,078 |
| H | 732 | 623 | 1,355 |
| HWAC | 595 | 506 | 1,101 |
| HWA | 568 | 477 | 1,045 |
| TOM | 327 | 379 | 706 |
| NHTOM | 294 | 346 | 640 |
| AAC | 292 | 320 | 612 |
| NHAAC | 274 | 307 | 581 |
| IAC | 249 | 254 | 503 |
| AA | 230 | 257 | 487 |
| NHAA | 222 | 249 | 471 |
| NHIAC | 194 | 217 | 411 |
| IA | 151 | 131 | 282 |
| NHIA | 108 | 114 | 222 |
| HBAC | 96 | 97 | 193 |
| HBA | 80 | 86 | 166 |
| HIAC | 55 | 37 | 92 |
| HTOM | 33 | 33 | 66 |
| HIA | 43 | 17 | 60 |
| NAC | 18 | 29 | 47 |
| NHNAC | 15 | 24 | 39 |
| HAAC | 18 | 13 | 31 |
| HAA | 8 | 8 | 16 |
| NA | 2 | 8 | 10 |
| HNAC | 3 | 5 | 8 |
| NHNA | 2 | 6 | 8 |
| HNA | 0 | 2 | 2 |
• East Baton Rouge Parish population
42.5 mi,
46°
• Lafayette Parish
27.7 mi,
282°
• Ascension Parish
42.2 mi,
81°
• St. Landry Parish
39.1 mi,
324°
• Iberia Parish
38.2 mi,
201°
• St. Mary Parish
35.1 mi,
165°
• Iberville Parish
17.9 mi,
54°
• West Baton Rouge Parish
29.7 mi,
37°
• Assumption Parish
36.8 mi,
114°
• Pointe Coupee Parish
40.6 mi,
0°
[0] Calculated by population.us from last known population growth rate, not official data.
[1] County population - 2014, archived from the original, retrieved 02/23/2016
[1b] Annual County Resident Population Estimates by Age, Sex, Race, and Hispanic Origin, (used only data for 2014) archived from the original, retrieved 02/23/2016
[2] County population - 2000-2010, archived from the original, retrieved 02/23/2016
[3] Population of States and Counties of the United States: 1790 to 1992, PDF, 15 Mb, census.gov, retrieved 02/23/2016
[4] County area, latitude longitude data, retrieved 02/23/2016
[5] County boundaries, CSV files on boundaries.us, retrived 03/18/2016
1810-20: Attakapas Louisiana Notes
Page generated in 0.026 seconds© 2016 population.us | Terms of use | Contact