Polk County topographic map

Average elevation: 264 m

Average elevation: 362 m

Average elevation: 208 m

Average elevation: 241 m

Average elevation: 344 m

Average elevation: 245 m

Average elevation: 299 m

Council Bluffs covers a unique topographic region originally composed of prairie and savanna in the Loess Hills with extensive wetlands and deciduous forest along the Missouri River. Excellent vistas can be had from KOIL Point at Fairmont Park, the Lincoln Monument, Kirn Park, and the Lewis and Clark Monument.…

Average elevation: 315 m

Average elevation: 179 m

Average elevation: 284 m

Average elevation: 375 m

Average elevation: 331 m

The elevation at the Iowa City Municipal Airport is 668 ft (204 m) above sea level.

Average elevation: 216 m

Forest City was officially founded in 1855. Formerly known as “Puckerbrush”, Robert Clark the official founder/surveyor deemed it “Forest City” because it was cut right out of the trees. It was then platted in 1856, and later incorporated on June 14, 1878. The population started to grow when immigrants…

Average elevation: 374 m

Average elevation: 286 m

Average elevation: 401 m

The average elevation of Waterloo is 846 feet above sea level. The population density is 1101 people per square mile, considered low for an urban area.

Average elevation: 272 m

Average elevation: 266 m

Average elevation: 348 m

Average elevation: 334 m

Like most of Polk County, Ankeny exists at the bottom area of the Des Moines Lobe, a topographical landscape area, in an area known as the Bemis Advance. The Lobe was formed during the Wisconsin glaciation leaving significant deposits resulting in an area with low relief.

Average elevation: 284 m

Average elevation: 273 m

Average elevation: 394 m

Average elevation: 293 m

Average elevation: 263 m

Average elevation: 209 m

Average elevation: 443 m

Average elevation: 236 m

Average elevation: 283 m

Average elevation: 278 m

Average elevation: 296 m

Average elevation: 327 m

Average elevation: 364 m

Average elevation: 397 m

Average elevation: 205 m

Average elevation: 337 m

Average elevation: 247 m

Average elevation: 386 m

Average elevation: 402 m

Average elevation: 239 m

Average elevation: 274 m

Average elevation: 329 m

Average elevation: 399 m

Average elevation: 265 m

Average elevation: 384 m

Average elevation: 268 m

Average elevation: 338 m

Average elevation: 247 m

Average elevation: 359 m

Average elevation: 375 m

Average elevation: 303 m

Average elevation: 266 m

Average elevation: 335 m

Average elevation: 255 m

Average elevation: 347 m

Average elevation: 320 m

Average elevation: 432 m

Average elevation: 343 m

Average elevation: 357 m

Average elevation: 256 m

Average elevation: 345 m

Average elevation: 354 m

Average elevation: 274 m

Average elevation: 402 m

Average elevation: 244 m

The uppermost lock and dam on the Upper Mississippi River is the Upper St. Anthony Falls Lock and Dam in Minneapolis. Above the dam, the river's elevation is 799 feet (244 m). Below the dam, the river's elevation is 750 feet (230 m). This 49-foot (15 m) drop is the largest of all the Mississippi River locks…

Average elevation: 200 m

Average elevation: 322 m

Average elevation: 384 m

Average elevation: 398 m

Average elevation: 287 m

Average elevation: 390 m

Average elevation: 407 m

Average elevation: 411 m

Average elevation: 292 m

Average elevation: 454 m

Average elevation: 208 m

Average elevation: 359 m

Average elevation: 296 m

Average elevation: 298 m

Average elevation: 309 m

Average elevation: 227 m

Average elevation: 166 m

Average elevation: 350 m

Average elevation: 217 m

Average elevation: 222 m

Average elevation: 373 m

Average elevation: 261 m

Average elevation: 248 m

Average elevation: 207 m

Average elevation: 244 m

Average elevation: 394 m

Average elevation: 235 m

Average elevation: 235 m

Average elevation: 274 m

Average elevation: 346 m

Average elevation: 364 m

Average elevation: 261 m

Average elevation: 327 m

Average elevation: 342 m

Average elevation: 325 m