Town of Petersburgh Age Cohort Projections
| Value |
Historic |
Projected |
| 1990 |
2000 |
2010 |
2020 |
2030 |
2040 |
2050 |
| Total |
1,461 |
1,563 |
1,525 |
1,556 |
1,582 |
1,587 |
1,567 |
| Under 5 |
90 |
97 |
75 |
67 |
73 |
74 |
75 |
| 5 to 14 |
267 |
236 |
183 |
187 |
173 |
187 |
185 |
| 15 to 24 |
187 |
178 |
164 |
128 |
137 |
130 |
145 |
| 25 to 34 |
224 |
177 |
125 |
150 |
123 |
149 |
141 |
| 35 to 44 |
247 |
266 |
206 |
155 |
181 |
148 |
178 |
| 45 to 54 |
157 |
227 |
261 |
210 |
167 |
197 |
159 |
| 55 to 64 |
118 |
186 |
241 |
286 |
229 |
187 |
220 |
| 65 to 74 |
107 |
117 |
159 |
233 |
283 |
226 |
193 |
| 75 and Over |
64 |
79 |
111 |
140 |
216 |
289 |
271 |
| Distribution |
1990 |
2000 |
2010 |
2020 |
2030 |
2040 |
2050 |
| Under 5 |
6.2% |
6.2% |
4.9% |
4.3% |
4.6% |
4.7% |
4.8% |
| 5 to 14 |
18.3% |
15.1% |
12.0% |
12.0% |
10.9% |
11.8% |
11.8% |
| 15 to 24 |
12.8% |
11.4% |
10.8% |
8.2% |
8.7% |
8.2% |
9.3% |
| 25 to 34 |
15.3% |
11.3% |
8.2% |
9.6% |
7.8% |
9.4% |
9.0% |
| 35 to 44 |
16.9% |
17.0% |
13.5% |
10.0% |
11.4% |
9.3% |
11.4% |
| 45 to 54 |
10.7% |
14.5% |
17.1% |
13.5% |
10.6% |
12.4% |
10.1% |
| 55 to 64 |
8.1% |
11.9% |
15.8% |
18.4% |
14.5% |
11.8% |
14.0% |
| 65 to 74 |
7.3% |
7.5% |
10.4% |
15.0% |
17.9% |
14.2% |
12.3% |
| 75 and Over |
4.4% |
5.1% |
7.3% |
9.0% |
13.7% |
18.2% |
17.3% |
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