Calendar
Data

Population

Total Population
wdt_ID Geography 1970 1980 1990 2000 2010 2020 2023 Percent change 1970-2020
1 New Hampshire 737,681 920,610 1,109,252 1,235,786 1,316,256 1,377,529 1,387,834 86.7
2 Cheshire County 52,364 62,116 70,121 73,825 77,177 76,458 76,945 46.0
3 Hillsborough County 223,941 276,608 336,073 380,841 400,721 422,937 424,732 88.9
4 Sullivan County 30,949 36,063 38,592 40,458 43,742 43,063 43,529 39.1
5 Alstead 1,185 1,461 1,721 1,944 1,937 1,864 1,625 57.3
6 Antrim 2,122 2,208 2,360 2,449 2,637 2,651 2,657 24.9
7 Bennington 639 890 1,236 1,401 1,476 1,501 1,494 134.9
8 Chesterfield 1,817 2,561 3,112 3,542 3,604 3,552 3,592 95.5
9 Dublin 837 1,303 1,474 1,476 1,597 1,532 1,632 83.0
10 Fitzwilliam 1,362 1,795 2,011 2,141 2,396 2,351 2,317 72.6
11 Gilsum 570 652 745 777 813 752 719 31.9
12 Greenfield 1,058 972 1,519 1,657 1,749 1,716 1,816 62.2
13 Greenville 1,587 1,988 2,231 2,224 2,105 1,974 2,219 24.4
14 Hancock 909 1,193 1,604 1,739 1,654 1,731 1,757 90.4
15 Harrisville 584 860 981 1,075 961 984 942 68.5
16 Hinsdale 3,276 3,631 3,936 4,082 4,046 3,948 3,987 20.5
17 Jaffrey 3,353 4,349 5,361 5,476 5,457 5,320 5,413 58.7
18 Keene 20,467 21,449 22,430 22,563 23,409 23,047 22,923 12.6
19 Langdon 337 437 580 586 688 651 763 93.2
20 Marlborough 1,671 1,846 1,927 2,009 2,063 2,096 2,121 25.4
21 Marlow 390 542 650 747 742 749 848 92.1
22 Nelson 304 442 535 634 729 629 586 106.9
23 New Ipswich 1,803 2,433 4,014 4,289 5,099 5,204 5,274 188.6
24 Peterborough 3,807 4,895 5,239 5,883 6,284 6,418 6,456 68.6
25 Richmond 287 518 877 1,077 1,155 1,197 1,225 317.1
26 Rindge 2,175 3,375 4,941 5,451 6,014 6,476 6,482 197.7
27 Roxbury 161 190 248 237 229 220 276 36.6
28 Sharon 136 184 299 360 352 359 440 164.0
29 Stoddard 242 482 622 928 1,232 1,374 1,156 467.8
30 Sullivan 376 585 706 746 677 658 699 75.0
31 Surry 507 656 667 673 732 820 998 61.7
32 Swanzey 4,254 5,183 6,236 6,800 7,230 7,270 7,351 70.9
33 Temple 441 692 1,194 1,297 1,366 1,382 1,367 213.4
34 Troy 1,713 2,131 2,097 1,962 2,145 2,130 2,034 24.3
35 Walpole 2,966 3,188 3,210 3,594 3,734 3,633 3,671 22.5
36 Westmoreland 998 1,452 1,596 1,747 1,874 1,706 2,146 70.9
37 Winchester 2,869 3,465 4,038 4,144 4,341 4,150 4,202 44.6
38 Windsor 43 72 107 201 224 262 209 509.3
39 SWRPC Region 65,246 78,080 90,504 95,911 100,751 100,307 101,397 53.7

Sources:

2020: DEC Demographic Profile DP1 Profile of General Population and Housing Characteristics

2023: ACS 5-Year Estimates Subject Table S0101 Age and Sex

Senior Population

Senior Population

wdt_ID wdt_created_at wdt_last_edited_by wdt_last_edited_at Geography 1980 1990 2000 2010 2020 2023 Percent Change 1980-2020
42 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM New Hampshire 102967 125029 147970 178268 265954 270,525 158%
43 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Cheshire County 7664 9188 10086 11342 16219 16,642 112%
44 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Hillsborough County 28214 34429 40526 47527 70132 71,059 149%
45 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Sullivan County 4812 5676 6384 7217 9670 10,062 101%
46 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Alstead 158 194 246 301 449 396 184%
47 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Antrim 257 294 270 352 522 464 103%
48 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Bennington 116 117 113 131 257 204 122%
49 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Chesterfield 278 313 387 552 854 1,052 207%
50 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Dublin 149 165 195 251 415 374 179%
51 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Fitzwilliam 264 245 231 333 534 608 102%
52 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Gilsum 65 80 84 106 168 157 158%
53 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Greenfield 104 94 117 187 316 326 204%
54 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Greenville 231 251 246 265 409 425 77%
55 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Hancock 224 281 293 367 516 550 130%
56 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Harrisville 108 109 161 181 313 303 190%
57 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Hinsdale 436 533 498 584 799 1,170 83%
58 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Jaffrey 693 841 859 834 1101 906 59%
59 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Keene 2733 3257 3425 3439 4528 4,092 66%
60 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Langdon 53 66 70 120 158 196 198%
61 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Marlborough 251 272 308 342 485 441 93%
62 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Marlow 60 62 98 118 170 233 183%
63 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Nelson 51 51 68 119 170 149 233%
64 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM New Ipswich 219 261 322 447 748 696 242%
65 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Peterborough 909 972 1220 1384 1760 1,843 94%
66 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Richmond 56 89 121 148 261 348 366%
67 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Rindge 266 333 419 572 973 1,248 266%
68 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Roxbury 18 25 22 33 50 34 178%
69 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Sharon 27 31 40 58 92 135 241%
70 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Stoddard 86 70 140 243 314 246 265%
71 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Sullivan 48 69 70 83 137 151 185%
72 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Surry 50 77 107 133 201 248 302%
73 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Swanzey 598 782 881 1073 1622 1,940 171%
74 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Temple 72 90 109 175 306 190 325%
75 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Troy 213 234 200 246 350 319 64%
76 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Walpole 438 557 641 646 952 867 117%
77 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Westmoreland 249 278 337 369 503 647 102%
78 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Winchester 396 552 588 636 870 713 120%
79 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM Windsor 10 12 10 23 52 30 420%
80 13/01/2025 03:05 PM webdesign 13/01/2025 03:05 PM SWRPC Region 9886 11657 12896 14851 21355 21,701 116%

Sources:

U.S. Decennial Census Demographic Profile DP1 Profile of General Population and Housing Characteristics
2023: ACS 5-Year Estimates Subject Table S0101 Age and Sex
Population Projections

It is important to note that population projections are not predictions, and this process attempts to use probable assumptions and then extend those assumptions into the future using mathematical formulas which may be revisited or adjusted as trends change. For more information, please view the full report released by the NH Office of Planning and Development.

ID Geography 2020 Census 2025 Projection 2030 Projection 2035 Projection 2040 Projection 2045 Projection 2050 Projection Projected Percent Change 2020-2050
1 New Hampshire 1,377,533 1,430,601 1,473,286 1,501,045 1,511,770 1,509,955 1,501,909 9.0%
2 Cheshire County 76,458 77,722 78,340 78,080 77,007 75,452 73,805 -3.5%
3 Hillsborough County 422,937 440,881 454,896 464,900 470,211 471,760 471,369 11.5%
4 Sullivan County 43,063 43,943 44,429 44,429 43,950 43,131 42,141 -2.1%
5 Alstead 1,864 1,701 1,714 1,708 1,685 1,651 1,615 -13.4%
6 Antrim 2,651 2,763 2,851 2,914 2,947 2,957 2,955 11.5%
7 Bennington 1,501 1,565 1,614 1,650 1,669 1,674 1,673 11.5%
8 Chesterfield 3,552 3,533 3,561 3,549 3,500 3,430 3,355 -5.5%
9 Dublin 1,532 1,557 1,570 1,565 1,543 1,512 1,479 -3.5%
10 Fitzwilliam 2,351 2,390 2,409 2,401 2,368 2,320 2,269 -3.5%
11 Gilsum 752 764 771 768 757 742 726 -3.5%
12 Greenfield 1,716 1,789 1,846 1,886 1,908 1,914 1,913 11.5%
13 Greenville 1,974 1,617 1,668 1,705 1,724 1,730 1,729 -12.4%
14 Hancock 1,731 1,584 1,634 1,670 1,689 1,695 1,694 -2.2%
15 Harrisville 984 923 930 927 914 896 876 -11.0%
16 Hinsdale 3,948 3,741 3,771 3,758 3,707 3,632 3,553 -10.0%
17 Jaffrey 5,320 5,136 5,177 5,160 5,089 4,986 4,877 -8.3%
18 Keene 23,047 23,156 23,340 23,263 22,943 22,480 21,989 -4.6%
19 Langdon 651 664 672 672 664 652 637 -2.1%
20 Marlborough 2,096 2,131 2,148 2,140 2,111 2,068 2,023 -3.5%
21 Marlow 749 761 767 765 754 739 723 -3.5%
22 Nelson 629 639 644 642 634 621 607 -3.5%
23 New Ipswich 5,204 5,645 5,825 5,953 6,021 6,041 6,036 16.0%
24 Peterborough 6,418 6,690 6,903 7,055 7,135 7,159 7,153 11.5%
25 Richmond 1,197 1,217 1,226 1,222 1,206 1,181 1,155 -3.5%
26 Rindge 6,476 6,972 7,027 7,004 6,908 6,768 6,620 2.2%
27 Roxbury 220 224 225 225 222 217 212 -3.5%
28 Sharon 359 374 386 395 399 400 400 11.5%
29 Stoddard 1,374 1,397 1,408 1,403 1,384 1,356 1,326 -3.5%
30 Sullivan 658 591 596 594 586 574 561 -14.7%
31 Surry 820 834 840 837 826 809 792 -3.5%
32 Swanzey 7,270 8,556 8,624 8,595 8,477 8,306 8,125 11.8%
33 Temple 1,382 1,441 1,486 1,519 1,536 1,542 1,540 11.5%
34 Troy 2,130 2,165 2,182 2,175 2,145 2,102 2,056 -3.5%
35 Walpole 3,633 3,615 3,644 3,632 3,582 3,510 3,433 -5.5%
36 Westmoreland 1,706 1,618 1,630 1,625 1,603 1,570 1,536 -10.0%
37 Winchester 4,150 4,102 4,135 4,121 4,064 3,982 3,895 -6.1%
38 Windsor 262 273 282 288 291 292 292 11.5%
39 Southwest Region 100,307 102,128 103,508 103,786 102,992 101,508 99,825 -0.5%

Educational Attainment (Adults 25+)
wdt_ID Geography High School Grad Associate\'s Degree Bachelor\'s Degree Graduate or Professional Deggree % High School Grad or Higher % Bachelor\'s Degree or Higher
1 Alstead 539 85 256 133 92.4% 28.8%
2 Antrim 613 287 342 201 91.7% 28.3%
3 Bennington 375 77 233 135 92.6% 34.1%
4 Chesterfield 762 380 494 451 96.4% 35.1%
5 Dublin 230 50 358 258 96.0% 55.4%
6 Fitzwilliam 638 131 380 142 90.9% 28.7%
7 Gilsum 213 95 76 58 92.5% 22.9%
8 Greenfield 482 122 203 161 92.3% 26.0%
9 Greenville 531 203 261 76 86.7% 21.1%
10 Hancock 278 107 376 413 97.9% 56.7%
11 Harrisville 170 71 216 147 93.8% 46.6%
12 Hinsdale 1,348 276 255 207 89.1% 15.9%
13 Jaffrey 1,435 427 625 445 95.4% 27.8%
14 Keene 3,392 1,368 3,628 2,389 92.7% 41.8%
15 Langdon 141 89 113 43 90.6% 30.6%
16 Marlborough 639 132 391 230 95.5% 34.6%
17 Marlow 207 55 90 58 95.6% 25.1%
18 Nelson 106 35 139 106 98.9% 54.7%
19 New Ipswich 1,140 345 586 321 94.9% 26.3%
20 Peterborough 888 369 1,455 1,218 93.3% 51.0%
21 Richmond 271 107 129 53 90.8% 21.5%
22 Rindge 1,198 371 721 334 95.4% 30.4%
23 Roxbury 44 20 26 20 97.1% 33.8%
24 Sharon 33 31 102 92 99.3% 63.4%
25 Stoddard 299 136 155 94 94.8% 26.5%
26 Sullivan 185 71 103 45 90.9% 26.0%
27 Surry 186 65 167 81 95.5% 38.6%
28 Swanzey 1,972 734 852 699 94.5% 27.3%
29 Temple 277 74 258 140 93.9% 39.7%
30 Troy 590 102 246 112 93.8% 24.6%
31 Walpole 685 225 869 454 95.2% 44.0%
32 Westmoreland 297 151 386 206 96.9% 46.0%
33 Winchester 1,288 298 277 59 85.5% 11.7%
34 Windsor 65 17 21 6 97.9% 18.6%
35 SWRPC Region 21,517 7,106 14,789 9,587 93.3% 34.2%
36 Cheshire County 16,694 5,385 10,839 6,781 93.4% 33.1%
37 Hillsborough County 75,053 29,170 70,773 40,177 92.1% 38.1%
38 Sullivant County 11,656 2,979 5,739 3,255 91.2% 28.1%
39 New Hampshire 263,321 97,663 218,013 137,724 93.1% 37.0%

American Community Survey, 2019 5-Year Estimates, Table, Table S1501

Minor Population (Under 18)
wdt_ID Geography 1980 1990 2000 2010 2020 2023 % Change 1980-2020
1 New Hampshire 258,082 278,755 309,562 287,234 256,849 256,906 -0.5
2 Cheshire County 16,727 17,066 17,197 15,112 13,753 13,810 -17.8
3 Hillsborough County 81,027 86,198 100,221 94,082 84,673 84,548 4.5
4 Sullivan County 10,275 9,873 9,654 9,202 8,037 7,851 -21.8
5 Alstead 443 461 505 410 302 236 -31.8
6 Antrim 543 675 715 599 530 552 -2.4
7 Bennington 262 353 400 379 319 343 21.8
8 Chesterfield 713 751 919 742 659 691 -7.6
9 Dublin 295 393 345 330 248 349 -15.9
10 Fitzwilliam 484 532 521 501 418 318 -13.6
11 Gilsum 195 191 173 156 118 116 -39.5
12 Greenfield 264 448 510 385 354 352 34.1
13 Greenville 581 635 610 488 361 444 -37.9
14 Hancock 292 342 434 296 283 245 -3.1
15 Harrisville 219 265 267 134 148 148 -32.4
16 Hinsdale 1,085 1,005 1,062 856 771 579 -28.9
17 Jaffrey 1,180 1,410 1,424 1,307 1,060 1,306 -10.2
18 Keene 5,279 4,747 4,416 3,882 3,849 3,360 -27.1
19 Langdon 131 155 125 151 94 150 -28.2
20 Marlborough 483 485 449 408 423 507 -12.4
21 Marlow 171 172 186 123 138 190 -19.3
22 Nelson 128 151 172 139 109 148 -14.8
23 New Ipswich 847 1,442 1,480 1,448 1,330 1,513 57.0
24 Peterborough 1,247 1,258 1,478 1,349 1,238 1,176 -0.7
25 Richmond 151 249 315 278 241 216 59.6
26 Rindge 844 1,303 1,314 1,202 1,234 1,298 46.2
27 Roxbury 55 66 60 41 38 45 -30.9
28 Sharon 44 70 88 65 68 100 54.6
29 Stoddard 100 141 187 263 270 220 170.0
30 Sullivan 195 203 189 126 97 95 -50.3
31 Surry 200 162 144 124 186 199 -7.0
32 Swanzey 1,472 1,562 1,704 1,473 1,321 1,206 -10.3
33 Temple 199 361 387 301 203 212 2.0
34 Troy 711 606 539 495 431 434 -39.4
35 Walpole 870 710 901 815 629 899 -27.7
36 Westmoreland 383 358 348 315 259 319 -32.4
37 Winchester 1,071 1,143 1,057 992 804 931 -24.9
38 Windsor 17 11 68 47 59 35 247.1
39 SWRPC Region 21,154 22,816 23,492 20,620 18,592 18,932 -12.1
40


Resources & Helpful Links

Contact Information

Southwest Region Planning Commission - Staff

T: 603-357-0557

Questions: [email protected]

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