CA License #1119373Future Generation
Aerial view of a finished detached ADU in a Roseville backyard, Placer County.
Roseville ADU Builder

Backyard homes built for
Roseville lots.

Design, permits through the City of Roseville, and construction — handled by one Sacramento crew that already knows Roseville Electric, the west-side HOAs, and where the clay soil bites.

  • 30+ Years Experience
  • Licensed & Insured
  • 100+ 5-Star Reviews
ADU Estimator

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ADU Type

Size — 400 sq ft

Estimated Cost

$134,000

Rental Income

$2,000/mo

Payback Period

6.3 yrs

Fast. Free. No obligation.

Trusted by homeowners across Sacramento & surrounding areas.

ADUs in Roseville — fast facts

CountyPlacer County
RegionSacramento Area
ADU types we buildDetached, Attached, Garage Conversion, Custom
Contractor licenseCSLB #1119373
Free estimate(916) 677-9774

Last updated

Roseville lots, read correctly

Every Roseville lot reads differently

Roseville isn't one kind of lot. Old Roseville off Vernon has tight 1940s parcels with original 100-amp panels; Sun City is single-story Del Webb homes on flat pads with rear setbacks that leave real room; Westpark and Fiddyment Farm run newer and bigger, yards smaller, half inside an HOA. A Maidu rancher doesn't get the ADU a Diamond Creek two-story gets, so every project opens with a free walk: our PM tapes the side-yard access, opens the panel to read the Roseville Electric service, and checks the rear setback against your fence line, not the plat. Floor plans get drawn to those setbacks, not a stock catalog, so the proposal already kills what becomes a $14K surprise in month four.

Detached ADU under construction on a Roseville residential lot.
  • Free on-site walk before anything gets signed
  • Side-yard access + panel check baked into the design phase
  • Floor plans drawn to your setbacks, not a stock catalog
The Roseville-specific stuff

Roseville Electric runs its own grid

What nobody tells Roseville homeowners: the city runs its own electric utility, so your ADU power doesn't go through PG&E like it does two miles away in Citrus Heights. Different application, meter rules, and timeline — so we coordinate Roseville Electric in-house, filing the request the week the structural set goes in so the meter never holds up your final. Water and sewer are City of Roseville too. Under 750 sq ft, state law keeps you on the main home's connections and dodges a five-figure capacity fee; past 750, the city can want its own water meter and a sewer capacity charge. We price that math before design locks, not after you've fallen for a floor plan you can't afford.

Roseville ADU exterior with finished siding and a new service entrance.
  • Roseville Electric service coordination handled in-house
  • Sub-750 sq ft kept on shared utilities where it pays off
  • City sewer/water capacity fees priced before design locks
Permits, in plain English

The Roseville permit counter, decoded

Roseville's a charter city, so your ADU goes through the City of Roseville Building Division, not the Placer County office everyone assumes. State ADU laws stripped out discretionary review, so the city must issue the permit once your drawings pass plan check; the only variable left is how clean the set goes in. We draw the full set in-house — site, structural, Title-24, MEP — and the same person answers corrections, so cycles stay short. Honest version: it's not Citrus Heights fast, and first comments on a detached unit land in 4–6 weeks. A Westpark or Fiddyment HOA also wants architectural sign-off, three to five weeks the city can't control, so we file that packet alongside the submittal, not after.

Interior framing of a Roseville detached ADU during construction.
  • Full plan set drawn in-house — site, structural, Title-24, MEP
  • Corrections answered by the same person who drew the sheet
  • HOA architectural packet filed alongside the city, not after
Real Roseville numbers

Roseville build costs, Stoneridge to Fiddyment

The internet's $200–$400 a foot is accurate and useless. In Roseville, a 612 sq ft one-bed detached with mid-grade finishes runs about $247K–$298K all-in for 2025–2026, and a 1,180 sq ft two-bed with upgraded finishes lands closer to $392K–$478K. The biggest swing after size is the old panel: a Roseville Electric upgrade adds roughly $4.5K–$9K when it can't carry a second unit. The income side holds up — a one-bed rents for $1,850–$2,300 a month, a two-bed pushes $2,400–$2,950 near Stoneridge or in newer Fiddyment. You get a fixed-price, itemized proposal after the free walk, with financing if you want it; that number is final, and change orders only happen if you upgrade a finish, never because we missed scope.

Finished interior of a Roseville-area ADU with kitchen and living space.
  • 612 sq ft detached one-bed: roughly $247K–$298K all-in (2025–2026)
  • Roseville one-bed ADU rents around $1,850–$2,300/mo
  • Fixed-price contract — itemized scope, financing if you want it
Build Smart. Invest Wise.

Build Your ADU.
Your Investment,
Your Future.

From design to move-in, we handle everything. Transparent pricing, on-time delivery, and uncompromising quality.

Custom Designs

Tailored to you

Built to Last

Premium materials

Fast Turnaround

On-time delivery

Full-Service

From start to finish

30+

Years of Experience

120+

ADU Projects Completed

100+

Happy Homeowners

Completed ADU built by Future Generation in Sacramento

Built for Value.
Designed for Life.

Trusted by homeowners across Sacramento & surrounding areas.

ADU Estimator

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1. ADU TYPE

2. SIZE

3. FINISH LEVEL

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Your Live Estimate

Detached ADU800 sq ftStandard

Estimated Construction Cost

$189,000

≈ $236/sq ft · all-in, turnkey

Est. Rental Income$2,800/mo
Annual Income$33,600/yr
Build Timeline5–7 months
Payback Period6.3 yrs

15.8% annual ROI

Based on local rents & your selections

Estimate for planning only. Final pricing depends on site conditions, lot, and city fees. Get an exact quote from our team — free.

Hi there!

I'm Tim, your ADU specialist.

I'll help you build smart and maximize your investment.

Tim, ADU specialist at Future Generation

Our Recent ADU Projects

Real Projects. Real Results.

We design and build high-quality ADUs that increase property value and generate real income.

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Tim, ADU specialist

“Every ADU we build is designed to add long-term value and open new possibilities for your property. Let's build something great together.”

— Tim, ADU Specialist

Custom Designs

Built to fit your property & needs

Turnkey Process

We handle permits, plans & everything

Built to Last

Quality craftsmanship that stands the test

Financing Made Simple

$0 Down Options. Build Now, Pay Over Time.

You shouldn't have to drain your savings to build wealth. We partner with trusted ADU lenders to find financing that fits — many homeowners build with little to nothing out of pocket.

Home Equity (HELOC)

Tap your existing equity at competitive rates — the most popular way to fund an ADU.

Renovation Loans

Finance the build against your home's projected after-completion value.

ADU-Specific Financing

Specialized lenders who underwrite based on the rental income your ADU will produce.

Cash-Out Refinance

Roll the project into a new mortgage and keep one simple monthly payment.

Estimate Your Monthly Payment

See what financing your ADU could look like — and how rental income can help cover it.

$180,000Loan amount

Credit Score

Very good · 700–739

Estimated Monthly Payment

$1,320/mo

At 7.99% APR over 30 years (illustrative)

  • Often offset by $2,000–$3,500/mo in rental income
  • No prepayment penalties with most partners
  • Pre-qualification with no impact to your credit

Illustrative only — not a loan offer. Actual rates and terms are set by third-party lenders based on your qualifications.

Frequently asked

Questions, answered

The most common things Sacramento homeowners ask before starting an ADU project.

  • The City of Roseville. Roseville is an incorporated charter city with its own Building Division, so even though the address is Placer County, your ADU permit, inspections, and utility hookups all go through the city — not the county office in Auburn. The only time Placer County gets involved is for a property in unincorporated areas just outside the city limits. We confirm which jurisdiction owns your parcel on the first site visit.
Special Offer · Get Up To$5,000 OFFYour New ADU Build!

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Save up to $5,000 on your detached, attached, or garage-conversion ADU. Permits and design included.

(916) 677-9774
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Tim, ADU specialist at Future Generation

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PaulOwner · Future Generation
Paul, Owner at Future Generation

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Carrie Z
I had two bathrooms completely remodeled, two windows replaced and some siding. Everything stayed on track as planned and I absolutely love the end product. The communication was great.
Carrie Z · Google Review
7 min read1,612 words7 sections

Building an ADU in Roseville: what a local contractor knows about Placer County's busiest ADU market

Roseville is one of the strongest ADU markets in the Sacramento region, and it doesn't behave like the city next door. Its own electric utility, a charter-city building department, a wall of west-side HOAs, and a soil map that shifts as you drive west all shape what gets built and what it costs. We're a Sacramento design-build crew that's worked these lots and this permit counter for years. Here's the straight version.

01Section

Why Roseville became an ADU hotspot

Drive Roseville on a weekday and the demand explains itself. The city added tens of thousands of residents over fifteen years, the job base around the Galleria, Kaiser, and the Sutter campus keeps pulling people in, and rents climbed alongside. High rents, aging parents wanting to stay close, adult kids who can't crack the for-sale market — that's the pressure an ADU relieves. We get calls from owners who did the math and found a backyard unit beats any other use of their lot.

The housing stock cooperates, too. A big share of Roseville is single-story or low-density on flat pads, which is the friendliest possible canvas for a detached unit. You're not fighting hillsides like you would in El Dorado Hills or wrestling tiny urban infill lots like in midtown. The room is there in a lot of these yards — Sun City Roseville and the older Cresthaven and Stoneridge tracts especially — and that keeps foundation and access costs sane.