Kuna, ID vs Star, ID: Development Impact Fees Compared (2026)
A single-family home pays about $19,153 in Kuna vs $32,492 in Star — Star is $13,339 (70%) higher. Every figure below is normalized per dwelling unit by category, with links to each jurisdiction’s official sources.
City
Kuna, ID
$19,153
Total per single-family home
impact + connection fees
$10,595
Impact / development fees
roads, parks, schools…
$8,558
Water & sewer connection
tap / capacity / SDC
$2,371
Per multifamily unit
total fees / unit
Impact / development fees
| Fee (local term) | Basis | Amount | Source · effective |
|---|---|---|---|
Transportation / roads ACHD Transportation/Road Impact Fee — Single Family — Levied by the SEPARATE Ada County Highway District (ACHD), not the City of Kuna, but collected at the city building-permit. ACHD Ordinance 254, single service area covering all of Ada County (no service-area variants). VERIFIED verbatim in official ACHD Exhibit A PDF ($5,803 for ITE code 210, Per Dwelling Unit) and corroborated by KTVB/Mountain States reports of adoption. Exhibit A is headed 'Draft ... Effective TBD' but its figures match the adopted-ordinance news reports, so amount = adopted amount. | per dwelling unit | $5,803 | Ada County Highway District Mar 1, 2026High |
Parks & recreation City of Kuna Park Impact Fee — Residential — Kuna City Code 12-1-4, Ordinance No. 2024-33. Flat per dwelling unit (not tiered by home size). Applies to all residential dwelling units including multifamily. VERIFIED in codified Municode Title 12 ($2,604.00). | per dwelling unit | $2,604 | City of Kuna, ID (Municode) Oct 1, 2024High |
Police City of Kuna Police Department Impact Fee — Residential — Kuna City Code 12-3-3, Ordinance No. 2024-32. Non-residential = $0.11/sq ft. Flat per dwelling unit; applies to multifamily units too. VERIFIED in codified Municode Title 12 ($271.00). | per dwelling unit | $271 | City of Kuna, ID (Municode) Oct 1, 2024High |
Fire / EMS Fire District Impact Fee (Kuna Rural Fire District, collected by City) — Residential — Kuna City Code 12-2-3, Ordinance No. 2024-31 — a Kuna Rural Fire District impact fee collected by the City of Kuna on the district's behalf. VERIFIED $1,792 residential rate on Kuna Rural Fire District website (source 0) AND in codified Municode Title 12 (source 1). Flat per dwelling unit. | per dwelling unit | $1,792 | Kuna Rural Fire District Oct 1, 2024High |
Mitigation Well Mitigation Fee (water) — Resolution R18-2013. Additive water-connection mitigation charge per EDU. VERIFIED verbatim in R18-2013 PDF. | per dwelling unit | $125 | City of Kuna, ID Aug 1, 2013Mediumdated 2013 |
Water & sewer connection fees
| Fee (local term) | Basis | Amount | Source · effective |
|---|---|---|---|
Sewer connection (tap / SDC) Sewer Treatment Capacity Fee — Resolution R66-2020 (most recent adopted sewer fee resolution; supersedes R02-2020, effective 12/1/2020). Per EDU (equivalent dwelling unit); one SF home = 1 EDU. Due at time of connection. VERIFIED verbatim in R66-2020 PDF. Medium confidence given the operative resolution is from 2020. | per dwelling unit | $4,971 | City of Kuna, ID Dec 1, 2020Mediumdated 2020 |
Sewer connection (tap / SDC) Sewer Interceptor/Conveyance Capacity Fee — Resolution R66-2020. Additive to the treatment capacity fee (both apply). Per EDU, due at connection. VERIFIED verbatim in R66-2020 PDF. | per dwelling unit | $1,329 | City of Kuna, ID Dec 1, 2020Mediumdated 2020 |
Water connection (tap / SDC) Water Main Capacity Fee — Resolution R18-2013, the most recent published water connection fee resolution. Confirmed via the consolidated Water and Sewer System Fees Rate Structure (R01-2020/R62-2021, eff. 1/1/2022) that later resolutions changed only monthly user rates, not connection fees. Per EDU. VERIFIED verbatim in R18-2013 PDF. Medium confidence due to 2013 age — verify with Kuna Utility Billing. | per dwelling unit | $1,173 | City of Kuna, ID Aug 1, 2013Mediumdated 2013 |
Water connection (tap / SDC) Water Supply Fee — Resolution R18-2013. Additive to the water main capacity fee. Per EDU. VERIFIED verbatim in R18-2013 PDF. | per dwelling unit | $1,085 | City of Kuna, ID Aug 1, 2013Mediumdated 2013 |
Water connection (tap / SDC) Water Meter & Service Setter Fee — 3/4" (residential) — Resolution R18-2013. Standard residential 3/4" meter setter+service charge (representative meter size). Excluded from the additive impact-fee total to avoid double counting variants; larger meter sizes (1" $1,037, 1.5" $1,479, 2" $1,847) are mutually-exclusive alternatives. A separate 'Meter Only' 3/4" charge of $320 also exists. VERIFIED verbatim in R18-2013 PDF. alternative · not added to total | per meter | $700 | City of Kuna, ID Aug 1, 2013Mediumdated 2013 |
City
Star, ID
$32,492
Total per single-family home
impact + connection fees
$21,042
Impact / development fees
roads, parks, schools…
$11,450
Water & sewer connection
tap / capacity / SDC
—
Per multifamily unit
total fees / unit
Impact / development fees
| Fee (local term) | Basis | Amount | Source · effective |
|---|---|---|---|
Transportation / roads ACHD Transportation Impact Fee (Single Family Detached) — VERIFIED. Transportation/road impact fee levied by the Ada County Highway District (ACHD), a SEPARATE district, collected at the City of Star building permit. ACHD Ordinance No. 254, effective March 1, 2026 ($5,803/single-family home), single service area model. Confirmed on the City of Star fee page (verbatim) and corroborated by ACHD's adoption notice (Meridian-hosted PDF: 'Single Family : $5803.00') and KIVI/KTVB reporting. | per dwelling unit | $5,803 | City of Star, Idaho Mar 1, 2026High |
Transportation / roads Highway District No. 4 (Canyon County) Impact Fee — VERIFIED on City of Star fee page. MUTUALLY EXCLUSIVE alternative to the ACHD transportation fee. Star straddles the Ada/Canyon county line; parcels in the Canyon County portion pay Highway District No. 4 ($5,050) INSTEAD OF the ACHD fee ($5,803). ACHD (Ada County) treated as representative/primary; this Canyon County variant excludeFromTotal=true (correct). alternative · not added to total | per dwelling unit | $5,050 | City of Star, Idaho —High |
Fire / EMS Star Fire Impact Fee — VERIFIED on City of Star fee page (verbatim). Fire impact fee levied by the City of Star, per dwelling unit. | per dwelling unit | $2,152 | City of Star, Idaho —High |
Parks & recreation Star Parks Impact Fee — VERIFIED on City of Star fee page (verbatim). Parks/recreation impact fee levied by the City of Star, per dwelling unit. | per dwelling unit | $4,696 | City of Star, Idaho —High |
Police Star Police Impact Fee — VERIFIED on City of Star fee page (verbatim). Police impact fee levied by the City of Star, per dwelling unit. | per dwelling unit | $681 | City of Star, Idaho —High |
Police Public Safety Mitigation Fee - Police — VERIFIED on City of Star fee page (verbatim). Police 'Public Safety Mitigation Fee' charged by the City of Star in addition to the Police Impact Fee. Additive mitigation/exaction (per dwelling unit). | per dwelling unit | $3,360 | City of Star, Idaho —High |
Fire / EMS Public Safety Mitigation Fee - Fire — VERIFIED on City of Star fee page (verbatim). Fire 'Public Safety Mitigation Fee' charged by the City of Star in addition to the Fire Impact Fee. Additive mitigation/exaction (per dwelling unit). | per dwelling unit | $3,600 | City of Star, Idaho —High |
General government / capital Ada County Impact Fees (Jail, EMS, Coroner) — VERIFIED on City of Star fee page (verbatim). Ada County (SEPARATE county government) impact fee covering Jail, EMS, and Coroner capital facilities, collected at the City of Star permit, per single-family dwelling unit. | per dwelling unit | $750 | City of Star, Idaho —High |
Water & sewer connection fees
| Fee (local term) | Basis | Amount | Source · effective |
|---|---|---|---|
Water connection (tap / SDC) Water Connection Fee (per EDU) — VERIFIED in Star Sewer & Water District Residential Permit Application PDF (Revised 3/31/2026): 'Water Connection Fee Amt. Paid $2,000.00 PER EDU ... $2,000.00'. Water connection/capacity fee charged by the SWD (SEPARATE special district providing all water/sewer in Star); 1 SFD = 1 EDU. | per meter | $2,000 | Star Sewer & Water District Mar 31, 2026High |
Water connection (tap / SDC) Water Meter Lease Fee (3/4" meter) — VERIFIED in SWD Residential Permit Application PDF (Revised 3/31/2026): 'Water Meter Lease Fee Amt. Paid ¾" Meter ... $950.00'. One-time water meter (lease) fee for the standard residential 3/4" meter (representative meter size), additive to the water connection fee. | per meter | $950 | Star Sewer & Water District Mar 31, 2026High |
Sewer connection (tap / SDC) Sewer Connection Fee (per EDU) — VERIFIED in SWD Residential Permit Application PDF (Revised 3/31/2026): 'Sewer Connection Fee Amt Paid $8,500.00 PER EDU ... $8,500.00'. Sewer connection/capacity fee, $8,500 per EDU (1 SFD = 1 EDU). PDF total water+meter+sewer = $11,450.00 ($2,000 + $950 + $8,500), confirmed. | per meter | $8,500 | Star Sewer & Water District Mar 31, 2026High |
What drives the difference
Star’s $32,492 per single-family home is $13,339 (70%) above Kuna’s $19,153. The largest single difference is in fire / ems: Star charges about $5,752 there versus $1,792 in Kuna — a $3,960 swing that accounts for much of the overall gap. The two also differ in how much falls on water and sewer connection charges: $8,558 in Kuna versus $11,450 in Star.
Keep comparing
Kuna vs Star impact fees — FAQ
- Which has higher impact fees, Kuna or Star?
- Star, ID is higher. A single-family home pays about $32,492 per unit in Star versus $19,153 in Kuna, ID — $13,339 (70%) more, as of 2026.
- How much more does it cost to build a home in Star than in Kuna?
- About $13,339 more per single-family home — $32,492 in Star, ID versus $19,153 in Kuna, ID, a difference of 70% in total development impact and connection fees.
- What's the difference between impact fees in Kuna and Star for a single-family home?
- Kuna, ID charges about $19,153 per single-family home ($10,595 impact + $8,558 water/sewer connection), while Star, ID charges about $32,492 ($21,042 impact + $11,450 connection). Figures are normalized from official sources for 2026.