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DETAILS

Units: 1 + Rooming Unit

Main Unit: 1 bed, 1 bath
(1,030 sf)

Rooming Unit: Studio, 1 bath (320 sf)

Stories: 2

Height (top of slab to eave): 19’-0”

Height (top of slab to ridge): 27’-0”

Overall Size: 20’+6’ Porch × 38’+8’ porch

Affordability: 100% AMI (main unit) / 60% AMI (Rooming Unit)

*Additional height depending on site slope and foundation design

DESCRIPTION
This two story plan offers two distinct living options under one roof. The front unit is a spacious one-bedroom, two story home perfect for one- or two-person households.

Connected by a rear entry mudroom/laundry is a connected studio rooming unit with its own wet bar. The units can function as one oversized two bedroom home, a roommate house with privacy, a multi‑generational household, or flexible co‑living arrangements.

The rear rooming unit can offer affordable rental space but could also serve as an attached home office.

HIGHLIGHTS
Affordable (Under 80% AMI)

Includes a Rooming Unit
(not a full, separate dwelling unit)

Includes Ground Floor Unit

International Residential Code

This building plan is authored and copyrighted by Kronberg Urbanists + Architects. All rights reserved.

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DETAILS
Units: 1

Type: 1 bed, 1 bath (560 sf)

Stories: 1

Height (top of slab to eave): 10’-0”

Height (top of slab to ridge): 15’-9”

Overall Size: 20’×28’+5’ porch

Affordability: 80% AMI

*Additional height depending on site slope and foundation design

DESCRIPTION
A right‑sized one‑bedroom cottage, this single‑story plan is fully wheelchair adaptable and perfect for aging in place.

With its accessible layout and welcoming footprint, it works equally well for first‑time buyers, as a backyard cottage for rental income, or for anyone seeking barrier‑free living in a thoughtfully designed small home.

These affordable units fit into existing neighborhoods as accessory dwelling units, cottage courts, or as a primary house on a small lot.

HIGHLIGHTS
ADU‑Ready (could be built as an Accessory Dwelling Unit)

Affordable (Under 80% AMI)

Includes Ground Floor Unit

International Residential Code

This building plan is authored and copyrighted by Flintlock Ltd Co. All rights reserved.

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DETAILS

Units: 1

Unit: 2 bed, 2.5 bath (1,120 sf)

Stories: 2

Height (top of slab to eave): 19’-0”

Height (top of slab to ridge): 26’-0”

Overall Size: 14’×40’+8’ porch + 5’ porch

Affordability: 120% AMI

*Additional height depending on site slope and foundation design

DESCRIPTION

At just 14 feet wide, this two‑story, two‑bedroom plan is tailor‑made to fit on existing 25‑foot platted lots or attached townhouse formats.

The two bedrooms each feature their own private bathrooms, ideal for roommates, small families, or guests.

This slender footprint slips easily into traditional neighborhood fabric while still delivering a smart, comfortable interior.

This plan brings high livability to compact lots and missing middle projects.

HIGHLIGHTS

Skinny Plan (under 18’ wide)

International Residential Code

This building plan is authored and copyrighted by Kronberg Urbanists + Architects. All rights reserved.

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DETAILS

Units: 1 + Rooming Unit
(1,250 sf)

Main Unit: 2 bed, 1.5 bath
(1,162 sf)

Rooming Unit: Studio, 1 bath (288 sf)

Stories: 1.5

Height (top of slab to eave): 19’-0”

Height (top of slab to ridge): 27’-0”

Overall Size: 16’+5’ porch × 52’ +8’ porch

Affordability: 100% AMI (main unit) / 60% AMI (rooming unit)

*Additional height depending on site slope and foundation design

DESCRIPTION
This flexible, two‑story detached home pairs a 2‑bedroom, 1.5‑bath front unit with an attached rooming unit for added income, multigenerational living, or co‑housing solutions.

A shared laundry and rear entry porch connect the units in a format that provides privacy.

The rooming unit can also be joined with the main unit to function like a three‑bedroom, 2.5‑bath home, giving households long‑term adaptability.

Chickadee+ balances comfort, versatility, and affordability in a right‑sized form.

HIGHLIGHTS
Affordable (Under 80% AMI)

Includes a Rooming Unit (not a full, separate dwelling unit)

Includes Ground Floor Unit

Skinny Plan (under 18’ wide)

International Residential Code

This building plan is authored and copyrighted by Kronberg Urbanists + Architects. All rights reserved.

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DETAILS

Units: 1

Unit: 1 bed, 1 bath (352 sf)

Stories: 1

Height (top of slab to eave): 9’-0”

Height (top of slab to ridge): 16’-0”

Overall Size: 16’×22’ + 8’ porch

Affordability: 60% AMI

*Additional height depending on site slope and foundation design

DESCRIPTION

This compact plan is an ultra‑adaptable workhorse of affordable infill housing.

Perfect as a backyard cottage behind an existing home, this unit can hit the affordability sweet spot for single-person workforce households when it doesn’t have to come with a full size lot.

Whether tucked into a small lot, added to a cottage cluster, or filling a gap in your neighborhood fabric, this little plan brings big charm.

With its one‑story layout and friendly footprint, it’s also a great fit for age‑in‑place residents.

HIGHLIGHTS
ADU‑Ready (could be built as an Accessory Dwelling Unit)

Affordable (Under 80% AMI)

Includes Ground Floor Unit

Skinny Plan (under 18’ in width)

International Residential Code

This building plan is authored and copyrighted by Kronberg Urbanists + Architects. All rights reserved.

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DETAILS
Units: 2
Front Unit: 1 bed, 1 bath (624 sf)
Rear Unit: 1 bed, 1 bath (624 sf)
Stories: 1
Height (top of slab to eave): 9’-6”
Height (top of slab to ridge): 16’-4”
Overall Size: 24’×52’ + 8’ porch
*Additional height depending on site slope and foundation design

DESCRIPTION
This clever layout tucks two one-bedroom, single-story units front-to-back on a single lot.

With its modest footprint and neighborhood-friendly appearance, it slips easily into small-home districts. Each unit is a natural fit for affordable age-in-place or senior housing.

A downsizing couple or single senior might build this unit rather than a single cottage to provide long-term rental income and potential on-site housing for family or a caregiver in the future.

HIGHLIGHTS
Attached Units (duplex)
Includes Ground Floor Units
International Residential Code

This building plan is authored and copyrighted by J Griffin Design, LLC. All rights reserved.

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VIEW FLOOR PLANS 2

DETAILS

Units: 1

Unit: Studio, 1 bath (583 sf)

Stories: 2

Height (top of slab to eave): 19’-0”

Height (top of slab to ridge): 25’-8”

Overall Size: 14’×32’

Affordability: 80% AMI

*Additional height depending on site slope and foundation design

** Cannot be located within the rear setback due to height limits without a variance from the Board of Adjustment.

DESCRIPTION
This compact garage apartment is a perfect fit for tight infill sites, combining parking with an efficient studio unit above with a minimal footprint.

This unit creates affordable housing options in desirable walkable neighborhoods that would otherwise be out of reach for workforce residents.

Whether serving as a backyard rental for additional income, a standalone unit on a small lot, or an accessory space to an existing home, this plan delivers big utility in a small package, all while blending seamlessly into neighborhood fabric.

HIGHLIGHTS
ADU‑Ready (could be built as an Accessory Dwelling Unit) Note: Height limit in rear setback is 25’.

Affordable (Up to 80% AMI)

Skinny Plan (under 18’ in width)

International Residential Code

This building plan is authored and copyrighted by Flintlock Ltd Co. All rights reserved.

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DETAILS
Units: 2

Unit A: 2 bed, 2.5 bath (1,418 sf)
Unit B: 2 bed, 2.5 bath (1,418 sf)

Stories: 2

Height (top of slab to eave): 20’-6”

Height (top of slab to ridge): 32’-0”

Overall Size: 44’-4” + 5’ Porch × 36’

Affordability: 150% AMI

*Additional height depending on site slope and foundation design

DESCRIPTION

Designed with young professional roommates in mind, each unit offers two bedrooms, 2.5 baths, and a small study or work‑from‑home office in a compact, two‑story layout.

Buildable as a single, duplex, or townhouse, Lydia provides flexible housing options for a variety of sites and households.

HIGHLIGHTS

Attached Units (duplexes, townhouses)

International Residential Code

This building plan is authored and copyrighted by Flintlock Ltd Co. All rights reserved.

DETAILS

Units: 2 (2,368 sf total)

Unit A: 3 bed, 2.5 bath (1,711 sf)
Unit B: 1 bed, 1 bath (658 sf)

Stories: 2

Height (top of slab to eave): 19’-6”

Height (top of slab to ridge): 29’-8”

Overall Size: 22’×78’ + 10’ porch

Affordability: 150% AMI (Unit A) / 100% AMI (Unit B)

*Additional height depending on site slope and foundation design

DESCRIPTION

We call these “lifelong houses”: detached homes with attached wheelchair accessible second units, designed for flexibility and aging in place.

This home can function as a three‑bedroom home with a separate wheelchair‑accessible unit (permitted as a duplex), or as a four‑bedroom home with a wheelchair‑accessible ground‑floor master.

This adaptability supports families through all stages of life, allowing for housing flexibility and income potential.

HIGHLIGHTS

Attached Units (duplex)

Includes Ground Floor Unit

International Residential Code

This building plan is authored and copyrighted by Flintlock Ltd Co. All rights reserved.

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DETAILS

Units: 1

Unit: 1 bed, 1 bath (692 sf)

Stories: 2

Height (top of slab to eave): 18’-6”

Height (top of slab to ridge): 25’-10”

Overall Size: 22’×28’

Affordability: 80% AMI

Note: Slab is required.

*Additional height depending on site slope and foundation design

** Cannot be located within the rear setback due to height limits without a variance from the Board of Adjustment.

DESCRIPTION

This plan combines everyday convenience with financial flexibility. The ground floor provides a full two‑car garage for the main household, while the one‑bedroom unit above offers income potential, multigenerational living space, or a guest suite.

The flexible upper‑level layout makes the unit adaptable to a wide range of living needs.

The apartment can be accessed from the garage or from a private outdoor entry.

HIGHLIGHTS

ADU‑Ready (could be built as an Accessory Dwelling Unit) Note: Height limit in rear setback is 25’.

Affordable (Up to 80% AMI)

International Residential Code

ALLOWABLE VARIATION:
The garage door may face any direction other than the stair wall for site flexibility, allowing the plan to turn sideways on wider lots.

This building plan is authored and copyrighted by Flintlock Ltd Co. All rights reserved.

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DETAILS

Units: 1

Unit: 2 bed, 1.5 bath (1,152 sf)

Stories: 2

Height (top of slab to eave): 18’-0”

Height (top of slab to ridge): 23’-0”

Overall Size: 18’×32’ + 8’ porch

Affordability: 120% AMI

*Additional height depending on site slope and foundation design

DESCRIPTION

This two‑bedroom, 1.5‑bath plan is designed with future growth in mind.

Homeowners can start with the efficient base layout and later add a rear ground‑floor primary suite or a side office/workshop as needs evolve.

With expansion options built in, this unit is perfect for small households today and flexible enough to grow with them tomorrow.

The future addition modules focus on income‑generating potential, with options for rental space or a home office.

HIGHLIGHTS

Adaptable (see optional additions)

Skinny Plan (under 18’ in width)

International Residential Code

This building plan is authored and copyrighted by Union Studio Architecture and Community Design. All rights reserved.

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DETAILS
Units: 2
Both Units: 2 bed, 1 bath
(1,056 sf)
Stories: 2
Height (top of slab to eave): 18’-10”
Height (top of slab to ridge): 25’-2”
Overall Size: 22’×48’ + 8’ porch
*Additional height depending on site slope and foundation design

DESCRIPTION
At first glance, this plan resembles a detached home, but inside are two two bedroom, one-bath units, one on each floor.
The format blends seamlessly into neighborhood streets while offering hidden an extra unit.
The ground-floor unit is age-in-place friendly, while the upper unit provides income potential for owners who want to offset their mortgage by renting one level.
By disguising two households in a familiar form, this plan adds housing diversity in a charming, traditional design.

HIGHLIGHTS
Attached Units (duplex)
Includes Ground Floor Unit
International Residential Code

This building plan is authored and copyrighted by J Griffin Design, LLC. All rights reserved.

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DETAILS
Units: 1
Unit: 3 bed, 2.5 bath (1,632 sf)
Stories: 2
Height (top of slab to eave): 18’-10”
Height (top of slab to ridge): 27’-8”
Overall Size: 24’×34’ + 8’ porch
*Additional height depending on site slope and foundation design

DESCRIPTION
This three-bedroom, 2.5-bath plan is a classic family home scaled for near downtown neighborhood lots.
Its layout leaves space for backyard parking or even an accessory dwelling unit behind, offering flexibility as household needs change.
With a generous living area, efficient bedroom layout, and a traditional street facing presence, it delivers everything families expect in a full-size house while keeping the footprint modest.
The Standard House provides lasting value for households while strengthening neighborhood fabric.

HIGHLIGHTS
International Residential Code

This building plan is authored and copyrighted by J Griffin Design, LLC. All rights reserved.

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DETAILS
Units: 1

Unit: 1 bed, 1.5 bath (728 sf)

Stories: 2

Height (top of slab to eave): 20’-6”

Height (top of slab to ridge): 28’-3”

Overall Size: 14’×26’ + 8’ porch

Affordability: 100% AMI

*Additional height depending on site slope and foundation design

** Cannot be located within the rear setback due to height limits without a variance from the Board of Adjustment.

DESCRIPTION
This versatile plan can stand alone as a freestanding cottage or flex into multiple formats—an accessory dwelling unit, two units built as a duplex, or even a townhouse.

Its vertical layout allows for compact footprints while still delivering a generous, livable interior.

Thoughtfully proportioned spaces and a classic small‑scale form make it an ideal choice for one- and two-person households, offering an adaptable missing middle building type that can respond to a wide variety of housing needs and lot layouts.

HIGHLIGHTS
ADU‑Ready (could be built as an Accessory Dwelling Unit)

Skinny Plan (under 18’ in width)

International Residential Code

This building plan is authored and copyrighted by Flintlock Ltd Co. All rights reserved.

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DETAILS

Units: 4

Front Unit: 1 bed, 1 bath (672 sf)
Rear Unit: 1 bed, 1 bath (528 sf)

Stories: 2

Height (top of slab to eave): 22’-0”

Height (top of slab to ridge): 29’-0”

Overall Size: 24’×50’ + 6’ porch + 6’ porch

Affordability: 120% AMI (Front Units) / 80% AMI (Rear Units)

*Additional height depending on site slope and foundation design

DESCRIPTION

Sized like a traditional house but containing four compact units, Myrtle provides affordable living in a familiar form.

Homeowners can finance it with a standard mortgage, live in one unit, and cover their payments with rent from the other three.

This smart four‑plex balances community character with attainable housing supply and long‑term financial stability.

Its compact footprint and house‑like scale allow it to nestle into existing blocks, delivering multi‑unit housing in places that might otherwise resist it.

HIGHLIGHTS

Affordable (Up to 80% AMI)

Attached Units (quadplex)

Includes Ground Floor Units

International Building Code

This building plan is authored and copyrighted by Kronberg Urbanists + Architects. All rights reserved.

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DETAILS

Units: 6

Front Unit: 2 bed, 1 bath (792 sf)
Rear Units: 1 bed, 1 bath (528 sf)

Stories: 2

Height (top of slab to eave): 22’-0”

Height (top of slab to ridge): 32’-0”

Overall Size: 44’×56’ + 6’ porch

Affordability: 100% AMI (Front Unit) / 80% AMI (Rear Units)

*Additional height depending on site slope and foundation design

DESCRIPTION

Carroll is a house‑sized building designed under the International Building Code, containing four one‑bedroom apartments and two two‑bedroom apartments.

Its balanced mix of units meets the needs of a variety of households and price points, from singles to small families.

With its modest scale, Carroll blends comfortably into residential neighborhoods while delivering six much‑needed homes in the footprint of a large house.

Best suited for larger parcels where at least two buildings can share a common green space, Carroll creates community.

HIGHLIGHTS

Affordable (Up to 80% AMI)

Attached Units (apartments)

Includes Ground Floor Units

International Building Code

This building plan is authored and copyrighted by Kronberg Urbanists + Architects. All rights reserved.

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DETAILS

Units: 8 or 10

Floors 1-2: 1 bed, 1 bath (535 sf)
Floor 3: 1 bed, 1 bath (670 sf)

Stories: 2 or 2.5

Height (top of slab to eave): 32’-0”

Height (top of slab to ridge): 36’-0”

Overall Size: 34’×71’ + 6’ porch

Affordability: 80% AMI (Floor 1-2 Units) / 100% AMI (Floor 3 Units)

*Additional height depending on site slope and foundation design

** The 8-unit option meets the height requirements of all zoning districts. The 10-unit option cannot be built in AG-R, RE-, RS-, RD, RT, RM-0, RM-1, or RM-2 zoning districts due to height limits, without a variance from the Board of Adjustment.

DESCRIPTION

Oakdale is a 2 or 2.5‑story building in an approachable neighborhood scale.

With eight to ten efficient, one‑bedroom apartments, it provides attainable housing options for singles, couples, and small households who want to live in walkable neighborhoods.

Despite its larger capacity, Oakdale maintains a form that is compatible with traditional neighborhoods, offering density without overwhelming its context.

The Oakdale 8-10‑Plex helps communities meet pressing housing needs while preserving the feel of established neighborhoods.

HIGHLIGHTS

Affordable (Up to 80% AMI)

Attached Units (apartments)

Includes Ground Floor Units

International Building Code

This building plan is authored and copyrighted by Kronberg Urbanists + Architects. All rights reserved.