Polk County, Iowa — public water systems

39 active public water systems serve Polk County, reporting 558K people served.

Dataset updated July 2026 . Source: EPA SDWIS/ECHO, refreshed quarterly.

Active systems

Population served

558K

Community systems

Groundwater share

30.8%

Water systems in Polk County

Active public water systems in Polk County, Iowa
#	Water system	County	Population served	Type	Source
1	Des Moines Water Works	Polk	246,055	Community	Purchased surface water
2	Ankeny, City of	Polk	76,207	Community	Purchased surface water
3	West Des Moines Water Works	Polk	73,959	Community	Purchased surface water
4	Urbandale Water Utility	Polk	45,605	Community	Purchased surface water
5	Johnston Municipal Water Supply	Polk	24,064	Community	Purchased surface water
6	Altoona Water Supply	Polk	19,565	Community	Groundwater
7	Clive Water Department	Polk	19,010	Community	Purchased surface water
8	Grimes Water Supply	Polk	15,392	Community	Groundwater
9	Bondurant Muni Water Supply	Polk	9,393	Community	Purchased surface water
10	Southeast Polk Rwd	Polk	7,565	Community	Purchased surface water
11	Polk City Water Supply	Polk	6,533	Community	Purchased surface water
12	Mitchellville Water Supply	Polk	2,515	Community	Groundwater
13	Park View Village	Polk	1,800	Community	Purchased groundwater
14	Camp Dodge Water Supply	Polk	1,169	Community	Groundwater
15	Autumn Ridge Estates MHP	Polk	1,032	Community	Purchased surface water
16	Elkhart Water Supply	Polk	882	Community	Groundwater
17	Yes Regency Manor LLC	Polk	710	Community	Purchased surface water
18	The Meadows	Polk	702	Community	Purchased surface water
19	Yes Western Village LLC	Polk	670	Community	Purchased surface water
20	Southridge Estate	Polk	648	Community	Purchased surface water
21	Val Vista Estates	Polk	553	Community	Purchased surface water
22	Ewing Trace Mhc	Polk	455	Community	Purchased surface water
23	Southwest Polk Water Service, Inc..	Polk	393	Community	Groundwater
24	Stover Heights Mhc	Polk	393	Community	Purchased surface water
25	Hickory Hollow Water Service, Inc..	Polk	375	Community	Purchased surface water
26	Sunnybrook Mobile Home Park	Polk	360	Community	Purchased surface water
27	Pleasant Valley Manufactured Home Comm	Polk	350	Community	Purchased surface water
28	Greenwood Acres Water Co.	Polk	325	Community	Purchased surface water
29	Sheldahl Water Supply	Polk	307	Community	Groundwater
30	Hillock Estates	Polk	228	Community	Purchased surface water
31	Oakwood Park Water Inc..	Polk	218	Community	Purchased surface water
32	Grimes MHP Mhc	Polk	163	Community	Purchased groundwater
33	Southland MHP Community	Polk	135	Community	Purchased surface water
34	Rocklyn MHP	Polk	103	Community	Purchased surface water
35	Vca Avondale Animal Hospital	Polk	64	Non-transient non-community	Groundwater
36	Ciww ( Polk City)	Polk	25	Community	Purchased surface water
37	Ciww (Wdmww)	Polk	25	Community	Groundwater
38	Ciww (Grimes)	Polk	25	Community	Groundwater
39	Ciww (Dmww)	Polk	25	Community	Surface water